autopilot/agent_test: define testCtx, setup, other helpers
This commit defines a set of helper methods that are used by many of the existing tests.
This commit is contained in:
Johan T. Halseth
parent
4a1e06b204
commit
b71f4632a6
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@ -150,10 +150,20 @@ func (m *mockChanController) SpliceOut(chanPoint *wire.OutPoint,
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var _ ChannelController = (*mockChanController)(nil)
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// TestAgentChannelOpenSignal tests that upon receipt of a chanOpenUpdate, then
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// agent modifies its local state accordingly, and reconsults the heuristic.
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func TestAgentChannelOpenSignal(t *testing.T) {
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t.Parallel()
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type testContext struct {
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constraints *mockConstraints
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heuristic *mockHeuristic
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chanController ChannelController
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graph testGraph
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agent *Agent
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walletBalance btcutil.Amount
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quit chan struct{}
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sync.Mutex
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}
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func setup(t *testing.T, initialChans []Channel) (*testContext, func()) {
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t.Helper()
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// First, we'll create all the dependencies that we'll need in order to
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// create the autopilot agent.
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@ -164,11 +174,13 @@ func TestAgentChannelOpenSignal(t *testing.T) {
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quit := make(chan struct{})
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heuristic := &mockHeuristic{
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nodeScoresArgs: make(chan directiveArg),
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nodeScoresResps: make(chan map[NodeID]*NodeScore),
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quit: quit,
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}
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constraints := &mockConstraints{
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moreChansResps: make(chan moreChansResp),
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moreChanArgs: make(chan moreChanArg),
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quit: quit,
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}
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@ -177,6 +189,19 @@ func TestAgentChannelOpenSignal(t *testing.T) {
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}
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memGraph, _, _ := newMemChanGraph()
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// We'll keep track of the funds available to the agent, to make sure
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// it correctly uses this value when querying the ChannelBudget.
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var availableFunds btcutil.Amount = 10 * btcutil.SatoshiPerBitcoin
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ctx := &testContext{
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constraints: constraints,
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heuristic: heuristic,
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chanController: chanController,
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graph: memGraph,
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walletBalance: availableFunds,
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quit: quit,
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}
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// With the dependencies we created, we can now create the initial
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// agent itself.
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testCfg := Config{
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@ -184,7 +209,9 @@ func TestAgentChannelOpenSignal(t *testing.T) {
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Heuristic: heuristic,
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ChanController: chanController,
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WalletBalance: func() (btcutil.Amount, error) {
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return 0, nil
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ctx.Lock()
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defer ctx.Unlock()
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return ctx.walletBalance, nil
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},
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ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
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return false, nil
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@ -195,35 +222,80 @@ func TestAgentChannelOpenSignal(t *testing.T) {
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Graph: memGraph,
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Constraints: constraints,
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}
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initialChans := []Channel{}
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agent, err := New(testCfg, initialChans)
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if err != nil {
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t.Fatalf("unable to create agent: %v", err)
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}
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ctx.agent = agent
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// To ensure the heuristic doesn't block on quitting the agent, we'll
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// use the agent's quit chan to signal when it should also stop.
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heuristic.quit = agent.quit
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// With the autopilot agent and all its dependencies we'll star the
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// With the autopilot agent and all its dependencies we'll start the
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// primary controller goroutine.
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if err := agent.Start(); err != nil {
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t.Fatalf("unable to start agent: %v", err)
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}
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defer agent.Stop()
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// We must defer the closing of quit after the defer agent.Stop(), to
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// make sure ConnectToPeer won't block preventing the agent from
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// exiting.
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defer close(quit)
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cleanup := func() {
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// We must close quit before agent.Stop(), to make sure
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// ChannelBudget won't block preventing the agent from exiting.
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close(quit)
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agent.Stop()
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}
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return ctx, cleanup
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}
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// respondMoreChans consumes the moreChanArgs element and responds to the agent
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// with the given moreChansResp.
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func respondMoreChans(t *testing.T, testCtx *testContext, resp moreChansResp) {
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t.Helper()
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// The agent should now query the heuristic.
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select {
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case <-testCtx.constraints.moreChanArgs:
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case <-time.After(time.Second * 3):
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t.Fatalf("heuristic wasn't queried in time")
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}
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// We'll send the response.
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select {
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case testCtx.constraints.moreChansResps <- resp:
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case <-time.After(time.Second * 10):
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t.Fatalf("response wasn't sent in time")
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}
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}
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// respondMoreChans consumes the nodeScoresArgs element and responds to the
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// agent with the given node scores.
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func respondNodeScores(t *testing.T, testCtx *testContext,
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resp map[NodeID]*NodeScore) {
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t.Helper()
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// Send over an empty list of attachment directives, which should cause
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// the agent to return to waiting on a new signal.
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select {
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case <-testCtx.heuristic.nodeScoresArgs:
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case <-time.After(time.Second * 3):
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t.Fatalf("node scores weren't queried in time")
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}
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select {
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case testCtx.heuristic.nodeScoresResps <- resp:
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case <-time.After(time.Second * 10):
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t.Fatalf("node scores were not sent in time")
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}
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}
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// TestAgentChannelOpenSignal tests that upon receipt of a chanOpenUpdate, then
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// agent modifies its local state accordingly, and reconsults the heuristic.
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func TestAgentChannelOpenSignal(t *testing.T) {
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t.Parallel()
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testCtx, cleanup := setup(t, nil)
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defer cleanup()
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// We'll send an initial "no" response to advance the agent past its
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// initial check.
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select {
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case constraints.moreChansResps <- moreChansResp{0, 0}:
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case <-time.After(time.Second * 10):
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t.Fatalf("heuristic wasn't queried in time")
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}
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respondMoreChans(t, testCtx, moreChansResp{0, 0})
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// Next we'll signal a new channel being opened by the backing LN node,
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// with a capacity of 1 BTC.
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@ -231,21 +303,17 @@ func TestAgentChannelOpenSignal(t *testing.T) {
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ChanID: randChanID(),
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Capacity: btcutil.SatoshiPerBitcoin,
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}
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agent.OnChannelOpen(newChan)
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testCtx.agent.OnChannelOpen(newChan)
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// The agent should now query the heuristic in order to determine its
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// next action as it local state has now been modified.
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select {
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case constraints.moreChansResps <- moreChansResp{0, 0}:
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// At this point, the local state of the agent should
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// have also been updated to reflect that the LN node
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// now has an additional channel with one BTC.
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if _, ok := agent.chanState[newChan.ChanID]; !ok {
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t.Fatalf("internal channel state wasn't updated")
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}
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respondMoreChans(t, testCtx, moreChansResp{0, 0})
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case <-time.After(time.Second * 10):
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t.Fatalf("heuristic wasn't queried in time")
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// At this point, the local state of the agent should
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// have also been updated to reflect that the LN node
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// now has an additional channel with one BTC.
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if _, ok := testCtx.agent.chanState[newChan.ChanID]; !ok {
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t.Fatalf("internal channel state wasn't updated")
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}
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// There shouldn't be a call to the Select method as we've returned
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@ -254,7 +322,7 @@ func TestAgentChannelOpenSignal(t *testing.T) {
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// If this send success, then Select was erroneously called and the
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// test should be failed.
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case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
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case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
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t.Fatalf("Select was called but shouldn't have been")
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// This is the correct path as Select should've be called.
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@ -290,79 +358,19 @@ var _ ChannelController = (*mockFailingChanController)(nil)
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func TestAgentChannelFailureSignal(t *testing.T) {
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t.Parallel()
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// First, we'll create all the dependencies that we'll need in order to
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// create the autopilot agent.
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self, err := randKey()
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if err != nil {
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t.Fatalf("unable to generate key: %v", err)
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}
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testCtx, cleanup := setup(t, nil)
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defer cleanup()
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quit := make(chan struct{})
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heuristic := &mockHeuristic{
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nodeScoresResps: make(chan map[NodeID]*NodeScore),
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quit: quit,
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}
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constraints := &mockConstraints{
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moreChansResps: make(chan moreChansResp),
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quit: quit,
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}
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testCtx.chanController = &mockFailingChanController{}
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chanController := &mockFailingChanController{}
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memGraph, _, _ := newMemChanGraph()
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node, err := memGraph.addRandNode()
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node, err := testCtx.graph.addRandNode()
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if err != nil {
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t.Fatalf("unable to add node: %v", err)
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}
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// With the dependencies we created, we can now create the initial
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// agent itself.
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testCfg := Config{
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Self: self,
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Heuristic: heuristic,
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ChanController: chanController,
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WalletBalance: func() (btcutil.Amount, error) {
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return 0, nil
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},
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// TODO: move address check to agent.
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ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
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return false, nil
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},
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DisconnectPeer: func(*btcec.PublicKey) error {
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return nil
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},
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Graph: memGraph,
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Constraints: constraints,
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}
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initialChans := []Channel{}
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agent, err := New(testCfg, initialChans)
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if err != nil {
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t.Fatalf("unable to create agent: %v", err)
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}
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// To ensure the heuristic doesn't block on quitting the agent, we'll
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// use the agent's quit chan to signal when it should also stop.
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heuristic.quit = agent.quit
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// With the autopilot agent and all its dependencies we'll start the
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// primary controller goroutine.
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if err := agent.Start(); err != nil {
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t.Fatalf("unable to start agent: %v", err)
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}
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defer agent.Stop()
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// We must defer the closing of quit after the defer agent.Stop(), to
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// make sure ConnectToPeer won't block preventing the agent from
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// exiting.
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defer close(quit)
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// First ensure the agent will attempt to open a new channel. Return
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// that we need more channels, and have 5BTC to use.
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select {
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case constraints.moreChansResps <- moreChansResp{1, 5 * btcutil.SatoshiPerBitcoin}:
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case <-time.After(time.Second * 10):
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t.Fatal("heuristic wasn't queried in time")
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}
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respondMoreChans(t, testCtx, moreChansResp{1, 5 * btcutil.SatoshiPerBitcoin})
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// At this point, the agent should now be querying the heuristic to
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// request attachment directives, return a fake so the agent will
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@ -372,28 +380,17 @@ func TestAgentChannelFailureSignal(t *testing.T) {
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Score: 0.5,
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}
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select {
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case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
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NewNodeID(node): fakeDirective,
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}:
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case <-time.After(time.Second * 10):
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t.Fatal("heuristic wasn't queried in time")
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}
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respondNodeScores(
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t, testCtx, map[NodeID]*NodeScore{
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NewNodeID(node): fakeDirective,
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},
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)
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// At this point the agent will attempt to create a channel and fail.
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// Now ensure that the controller loop is re-executed.
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select {
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case constraints.moreChansResps <- moreChansResp{1, 5 * btcutil.SatoshiPerBitcoin}:
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case <-time.After(time.Second * 10):
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t.Fatal("heuristic wasn't queried in time")
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}
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select {
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case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
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case <-time.After(time.Second * 10):
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t.Fatal("heuristic wasn't queried in time")
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}
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respondMoreChans(t, testCtx, moreChansResp{1, 5 * btcutil.SatoshiPerBitcoin})
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respondNodeScores(t, testCtx, map[NodeID]*NodeScore{})
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}
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// TestAgentChannelCloseSignal ensures that once the agent receives an outside
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@ -401,48 +398,6 @@ func TestAgentChannelFailureSignal(t *testing.T) {
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// will query the heuristic to make its next decision.
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func TestAgentChannelCloseSignal(t *testing.T) {
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t.Parallel()
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// First, we'll create all the dependencies that we'll need in order to
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// create the autopilot agent.
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self, err := randKey()
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if err != nil {
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t.Fatalf("unable to generate key: %v", err)
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}
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quit := make(chan struct{})
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heuristic := &mockHeuristic{
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nodeScoresResps: make(chan map[NodeID]*NodeScore),
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quit: quit,
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}
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constraints := &mockConstraints{
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moreChansResps: make(chan moreChansResp),
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quit: quit,
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}
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chanController := &mockChanController{
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openChanSignals: make(chan openChanIntent),
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}
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memGraph, _, _ := newMemChanGraph()
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// With the dependencies we created, we can now create the initial
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// agent itself.
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testCfg := Config{
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Self: self,
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Heuristic: heuristic,
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ChanController: chanController,
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WalletBalance: func() (btcutil.Amount, error) {
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return 0, nil
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},
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ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
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return false, nil
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},
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DisconnectPeer: func(*btcec.PublicKey) error {
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return nil
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},
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Graph: memGraph,
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Constraints: constraints,
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}
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// We'll start the agent with two channels already being active.
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initialChans := []Channel{
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{
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@ -454,52 +409,27 @@ func TestAgentChannelCloseSignal(t *testing.T) {
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Capacity: btcutil.SatoshiPerBitcoin * 2,
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},
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}
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agent, err := New(testCfg, initialChans)
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if err != nil {
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t.Fatalf("unable to create agent: %v", err)
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}
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// To ensure the heuristic doesn't block on quitting the agent, we'll
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// use the agent's quit chan to signal when it should also stop.
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heuristic.quit = agent.quit
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// With the autopilot agent and all its dependencies we'll star the
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// primary controller goroutine.
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if err := agent.Start(); err != nil {
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t.Fatalf("unable to start agent: %v", err)
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}
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defer agent.Stop()
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// We must defer the closing of quit after the defer agent.Stop(), to
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// make sure ConnectToPeer won't block preventing the agent from
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// exiting.
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defer close(quit)
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testCtx, cleanup := setup(t, initialChans)
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defer cleanup()
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// We'll send an initial "no" response to advance the agent past its
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// initial check.
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select {
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case constraints.moreChansResps <- moreChansResp{0, 0}:
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case <-time.After(time.Second * 10):
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t.Fatalf("heuristic wasn't queried in time")
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}
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respondMoreChans(t, testCtx, moreChansResp{0, 0})
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// Next, we'll close both channels which should force the agent to
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// re-query the heuristic.
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agent.OnChannelClose(initialChans[0].ChanID, initialChans[1].ChanID)
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testCtx.agent.OnChannelClose(initialChans[0].ChanID, initialChans[1].ChanID)
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// The agent should now query the heuristic in order to determine its
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// next action as it local state has now been modified.
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select {
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case constraints.moreChansResps <- moreChansResp{0, 0}:
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// At this point, the local state of the agent should
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// have also been updated to reflect that the LN node
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// has no existing open channels.
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if len(agent.chanState) != 0 {
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t.Fatalf("internal channel state wasn't updated")
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}
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respondMoreChans(t, testCtx, moreChansResp{0, 0})
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case <-time.After(time.Second * 10):
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t.Fatalf("heuristic wasn't queried in time")
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// At this point, the local state of the agent should
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// have also been updated to reflect that the LN node
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// has no existing open channels.
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if len(testCtx.agent.chanState) != 0 {
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t.Fatalf("internal channel state wasn't updated")
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}
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// There shouldn't be a call to the Select method as we've returned
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@ -508,7 +438,7 @@ func TestAgentChannelCloseSignal(t *testing.T) {
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// If this send success, then Select was erroneously called and the
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// test should be failed.
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case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
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case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
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t.Fatalf("Select was called but shouldn't have been")
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// This is the correct path as Select should've be called.
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@ -522,105 +452,32 @@ func TestAgentChannelCloseSignal(t *testing.T) {
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func TestAgentBalanceUpdate(t *testing.T) {
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t.Parallel()
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// First, we'll create all the dependencies that we'll need in order to
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// create the autopilot agent.
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self, err := randKey()
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if err != nil {
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t.Fatalf("unable to generate key: %v", err)
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}
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quit := make(chan struct{})
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heuristic := &mockHeuristic{
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nodeScoresResps: make(chan map[NodeID]*NodeScore),
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quit: quit,
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}
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constraints := &mockConstraints{
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moreChansResps: make(chan moreChansResp),
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quit: quit,
|
||||
}
|
||||
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 2 BTC available.
|
||||
var walletBalanceMtx sync.Mutex
|
||||
walletBalance := btcutil.Amount(btcutil.SatoshiPerBitcoin * 2)
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
testCfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
walletBalanceMtx.Lock()
|
||||
defer walletBalanceMtx.Unlock()
|
||||
return walletBalance, nil
|
||||
},
|
||||
ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
return false, nil
|
||||
},
|
||||
DisconnectPeer: func(*btcec.PublicKey) error {
|
||||
return nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
}
|
||||
initialChans := []Channel{}
|
||||
agent, err := New(testCfg, initialChans)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll star the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We must defer the closing of quit after the defer agent.Stop(), to
|
||||
// make sure ConnectToPeer won't block preventing the agent from
|
||||
// exiting.
|
||||
defer close(quit)
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
// We'll send an initial "no" response to advance the agent past its
|
||||
// initial check.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{0, 0}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx, moreChansResp{0, 0})
|
||||
|
||||
// Next we'll send a new balance update signal to the agent, adding 5
|
||||
// BTC to the amount of available funds.
|
||||
walletBalanceMtx.Lock()
|
||||
walletBalance += btcutil.SatoshiPerBitcoin * 5
|
||||
walletBalanceMtx.Unlock()
|
||||
testCtx.Lock()
|
||||
testCtx.walletBalance += btcutil.SatoshiPerBitcoin * 5
|
||||
testCtx.Unlock()
|
||||
|
||||
agent.OnBalanceChange()
|
||||
testCtx.agent.OnBalanceChange()
|
||||
|
||||
// The agent should now query the heuristic in order to determine its
|
||||
// next action as it local state has now been modified.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{0, 0}:
|
||||
// At this point, the local state of the agent should
|
||||
// have also been updated to reflect that the LN node
|
||||
// now has an additional 5BTC available.
|
||||
if agent.totalBalance != walletBalance {
|
||||
t.Fatalf("expected %v wallet balance "+
|
||||
"instead have %v", agent.totalBalance,
|
||||
walletBalance)
|
||||
}
|
||||
respondMoreChans(t, testCtx, moreChansResp{0, 0})
|
||||
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
// At this point, the local state of the agent should
|
||||
// have also been updated to reflect that the LN node
|
||||
// now has an additional 5BTC available.
|
||||
if testCtx.agent.totalBalance != testCtx.walletBalance {
|
||||
t.Fatalf("expected %v wallet balance "+
|
||||
"instead have %v", testCtx.agent.totalBalance,
|
||||
testCtx.walletBalance)
|
||||
}
|
||||
|
||||
// There shouldn't be a call to the Select method as we've returned
|
||||
|
|
@ -629,7 +486,7 @@ func TestAgentBalanceUpdate(t *testing.T) {
|
|||
|
||||
// If this send success, then Select was erroneously called and the
|
||||
// test should be failed.
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
t.Fatalf("Select was called but shouldn't have been")
|
||||
|
||||
// This is the correct path as Select should've be called.
|
||||
|
|
@ -642,70 +499,8 @@ func TestAgentBalanceUpdate(t *testing.T) {
|
|||
func TestAgentImmediateAttach(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
// First, we'll create all the dependencies that we'll need in order to
|
||||
// create the autopilot agent.
|
||||
self, err := randKey()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
||||
quit := make(chan struct{})
|
||||
heuristic := &mockHeuristic{
|
||||
nodeScoresResps: make(chan map[NodeID]*NodeScore),
|
||||
quit: quit,
|
||||
}
|
||||
constraints := &mockConstraints{
|
||||
moreChansResps: make(chan moreChansResp),
|
||||
quit: quit,
|
||||
}
|
||||
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 10 BTC available.
|
||||
const walletBalance = btcutil.SatoshiPerBitcoin * 10
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
testCfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
return walletBalance, nil
|
||||
},
|
||||
ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
return false, nil
|
||||
},
|
||||
DisconnectPeer: func(*btcec.PublicKey) error {
|
||||
return nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
}
|
||||
initialChans := []Channel{}
|
||||
agent, err := New(testCfg, initialChans)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll star the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We must defer the closing of quit after the defer agent.Stop(), to
|
||||
// make sure ConnectToPeer won't block preventing the agent from
|
||||
// exiting.
|
||||
defer close(quit)
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
const numChans = 5
|
||||
|
||||
|
|
@ -713,7 +508,7 @@ func TestAgentImmediateAttach(t *testing.T) {
|
|||
directives := make(map[NodeID]*NodeScore)
|
||||
nodeKeys := make(map[NodeID]struct{})
|
||||
for i := 0; i < numChans; i++ {
|
||||
pub, err := memGraph.addRandNode()
|
||||
pub, err := testCtx.graph.addRandNode()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
|
@ -727,32 +522,23 @@ func TestAgentImmediateAttach(t *testing.T) {
|
|||
// The very first thing the agent should do is query the NeedMoreChans
|
||||
// method on the passed heuristic. So we'll provide it with a response
|
||||
// that will kick off the main loop.
|
||||
select {
|
||||
|
||||
// We'll send over a response indicating that it should
|
||||
// establish more channels, and give it a budget of 5 BTC to do
|
||||
// so.
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: numChans,
|
||||
amt: 5 * btcutil.SatoshiPerBitcoin,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: numChans,
|
||||
amt: 5 * btcutil.SatoshiPerBitcoin,
|
||||
},
|
||||
)
|
||||
|
||||
// At this point, the agent should now be querying the heuristic to
|
||||
// requests attachment directives. With our fake directives created,
|
||||
// we'll now send then to the agent as a return value for the Select
|
||||
// function.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- directives:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondNodeScores(t, testCtx, directives)
|
||||
|
||||
// Finally, we should receive 5 calls to the OpenChannel method with
|
||||
// the exact same parameters that we specified within the attachment
|
||||
// directives.
|
||||
chanController := testCtx.chanController.(*mockChanController)
|
||||
for i := 0; i < numChans; i++ {
|
||||
select {
|
||||
case openChan := <-chanController.openChanSignals:
|
||||
|
|
@ -779,72 +565,12 @@ func TestAgentImmediateAttach(t *testing.T) {
|
|||
func TestAgentPrivateChannels(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
// First, we'll create all the dependencies that we'll need in order to
|
||||
// create the autopilot agent.
|
||||
self, err := randKey()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
||||
quit := make(chan struct{})
|
||||
heuristic := &mockHeuristic{
|
||||
nodeScoresResps: make(chan map[NodeID]*NodeScore),
|
||||
quit: quit,
|
||||
}
|
||||
constraints := &mockConstraints{
|
||||
moreChansResps: make(chan moreChansResp),
|
||||
quit: quit,
|
||||
}
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
// The chanController should be initialized such that all of its open
|
||||
// channel requests are for private channels.
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
private: true,
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 10 BTC available.
|
||||
const walletBalance = btcutil.SatoshiPerBitcoin * 10
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
cfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
return walletBalance, nil
|
||||
},
|
||||
ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
return false, nil
|
||||
},
|
||||
DisconnectPeer: func(*btcec.PublicKey) error {
|
||||
return nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
}
|
||||
agent, err := New(cfg, nil)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll star the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We must defer the closing of quit after the defer agent.Stop(), to
|
||||
// make sure ConnectToPeer won't block preventing the agent from
|
||||
// exiting.
|
||||
defer close(quit)
|
||||
testCtx.chanController.(*mockChanController).private = true
|
||||
|
||||
const numChans = 5
|
||||
|
||||
|
|
@ -852,7 +578,7 @@ func TestAgentPrivateChannels(t *testing.T) {
|
|||
// agent's graph, and it can progress within its loop.
|
||||
directives := make(map[NodeID]*NodeScore)
|
||||
for i := 0; i < numChans; i++ {
|
||||
pub, err := memGraph.addRandNode()
|
||||
pub, err := testCtx.graph.addRandNode()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
|
@ -871,23 +597,17 @@ func TestAgentPrivateChannels(t *testing.T) {
|
|||
numMore: numChans,
|
||||
amt: 5 * btcutil.SatoshiPerBitcoin,
|
||||
}
|
||||
select {
|
||||
case constraints.moreChansResps <- resp:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx, resp)
|
||||
|
||||
// At this point, the agent should now be querying the heuristic to
|
||||
// requests attachment directives. With our fake directives created,
|
||||
// we'll now send then to the agent as a return value for the Select
|
||||
// function.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- directives:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondNodeScores(t, testCtx, directives)
|
||||
|
||||
// Finally, we should receive 5 calls to the OpenChannel method, each
|
||||
// specifying that it's for a private channel.
|
||||
chanController := testCtx.chanController.(*mockChanController)
|
||||
for i := 0; i < numChans; i++ {
|
||||
select {
|
||||
case openChan := <-chanController.openChanSignals:
|
||||
|
|
@ -906,77 +626,11 @@ func TestAgentPrivateChannels(t *testing.T) {
|
|||
func TestAgentPendingChannelState(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
// First, we'll create all the dependencies that we'll need in order to
|
||||
// create the autopilot agent.
|
||||
self, err := randKey()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
||||
quit := make(chan struct{})
|
||||
heuristic := &mockHeuristic{
|
||||
nodeScoresResps: make(chan map[NodeID]*NodeScore),
|
||||
quit: quit,
|
||||
}
|
||||
constraints := &mockConstraints{
|
||||
moreChansResps: make(chan moreChansResp),
|
||||
quit: quit,
|
||||
}
|
||||
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 6 BTC available.
|
||||
var walletBalanceMtx sync.Mutex
|
||||
walletBalance := btcutil.Amount(btcutil.SatoshiPerBitcoin * 6)
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
testCfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
walletBalanceMtx.Lock()
|
||||
defer walletBalanceMtx.Unlock()
|
||||
|
||||
return walletBalance, nil
|
||||
},
|
||||
ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
return false, nil
|
||||
},
|
||||
DisconnectPeer: func(*btcec.PublicKey) error {
|
||||
return nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
}
|
||||
initialChans := []Channel{}
|
||||
agent, err := New(testCfg, initialChans)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll start the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We must defer the closing of quit after the defer agent.Stop(), to
|
||||
// make sure ConnectToPeer won't block preventing the agent from
|
||||
// exiting.
|
||||
defer close(quit)
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
// We'll only return a single directive for a pre-chosen node.
|
||||
nodeKey, err := memGraph.addRandNode()
|
||||
nodeKey, err := testCtx.graph.addRandNode()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
|
@ -990,31 +644,24 @@ func TestAgentPendingChannelState(t *testing.T) {
|
|||
// query, that it needs more channels and has 3 BTC available for
|
||||
// attachment. We'll send over a response indicating that it should
|
||||
// establish more channels, and give it a budget of 1 BTC to do so.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: 1,
|
||||
amt: btcutil.SatoshiPerBitcoin,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: 1,
|
||||
amt: btcutil.SatoshiPerBitcoin,
|
||||
},
|
||||
)
|
||||
|
||||
constraints.moreChanArgs = make(chan moreChanArg)
|
||||
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
|
||||
nodeID: nodeDirective,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
|
||||
heuristic.nodeScoresArgs = make(chan directiveArg)
|
||||
respondNodeScores(t, testCtx,
|
||||
map[NodeID]*NodeScore{
|
||||
nodeID: nodeDirective,
|
||||
},
|
||||
)
|
||||
|
||||
// A request to open the channel should've also been sent.
|
||||
chanController := testCtx.chanController.(*mockChanController)
|
||||
select {
|
||||
case openChan := <-chanController.openChanSignals:
|
||||
chanAmt := constraints.MaxChanSize()
|
||||
chanAmt := testCtx.constraints.MaxChanSize()
|
||||
if openChan.amt != chanAmt {
|
||||
t.Fatalf("invalid chan amt: expected %v, got %v",
|
||||
chanAmt, openChan.amt)
|
||||
|
|
@ -1031,11 +678,11 @@ func TestAgentPendingChannelState(t *testing.T) {
|
|||
// Now, in order to test that the pending state was properly updated,
|
||||
// we'll trigger a balance update in order to trigger a query to the
|
||||
// heuristic.
|
||||
walletBalanceMtx.Lock()
|
||||
walletBalance += 0.4 * btcutil.SatoshiPerBitcoin
|
||||
walletBalanceMtx.Unlock()
|
||||
testCtx.Lock()
|
||||
testCtx.walletBalance += 0.4 * btcutil.SatoshiPerBitcoin
|
||||
testCtx.Unlock()
|
||||
|
||||
agent.OnBalanceChange()
|
||||
testCtx.agent.OnBalanceChange()
|
||||
|
||||
// The heuristic should be queried, and the argument for the set of
|
||||
// channels passed in should include the pending channels that
|
||||
|
|
@ -1044,8 +691,8 @@ func TestAgentPendingChannelState(t *testing.T) {
|
|||
// The request that we get should include a pending channel for the
|
||||
// one that we just created, otherwise the agent isn't properly
|
||||
// updating its internal state.
|
||||
case req := <-constraints.moreChanArgs:
|
||||
chanAmt := constraints.MaxChanSize()
|
||||
case req := <-testCtx.constraints.moreChanArgs:
|
||||
chanAmt := testCtx.constraints.MaxChanSize()
|
||||
if len(req.chans) != 1 {
|
||||
t.Fatalf("should include pending chan in current "+
|
||||
"state, instead have %v chans", len(req.chans))
|
||||
|
|
@ -1065,7 +712,7 @@ func TestAgentPendingChannelState(t *testing.T) {
|
|||
// We'll send across a response indicating that it *does* need more
|
||||
// channels.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{1, btcutil.SatoshiPerBitcoin}:
|
||||
case testCtx.constraints.moreChansResps <- moreChansResp{1, btcutil.SatoshiPerBitcoin}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("need more chans wasn't queried in time")
|
||||
}
|
||||
|
|
@ -1074,7 +721,7 @@ func TestAgentPendingChannelState(t *testing.T) {
|
|||
// Select method. The arguments passed should reflect the fact that the
|
||||
// node we have a pending channel to, should be ignored.
|
||||
select {
|
||||
case req := <-heuristic.nodeScoresArgs:
|
||||
case req := <-testCtx.heuristic.nodeScoresArgs:
|
||||
if len(req.chans) == 0 {
|
||||
t.Fatalf("expected to skip %v nodes, instead "+
|
||||
"skipping %v", 1, len(req.chans))
|
||||
|
|
@ -1093,88 +740,25 @@ func TestAgentPendingChannelState(t *testing.T) {
|
|||
func TestAgentPendingOpenChannel(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
// First, we'll create all the dependencies that we'll need in order to
|
||||
// create the autopilot agent.
|
||||
self, err := randKey()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
||||
quit := make(chan struct{})
|
||||
heuristic := &mockHeuristic{
|
||||
nodeScoresResps: make(chan map[NodeID]*NodeScore),
|
||||
quit: quit,
|
||||
}
|
||||
constraints := &mockConstraints{
|
||||
moreChansResps: make(chan moreChansResp),
|
||||
quit: quit,
|
||||
}
|
||||
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 6 BTC available.
|
||||
const walletBalance = btcutil.SatoshiPerBitcoin * 6
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
cfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
return walletBalance, nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
}
|
||||
agent, err := New(cfg, nil)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll start the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We must defer the closing of quit after the defer agent.Stop(), to
|
||||
// make sure ConnectToPeer won't block preventing the agent from
|
||||
// exiting.
|
||||
defer close(quit)
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
// We'll send an initial "no" response to advance the agent past its
|
||||
// initial check.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{0, 0}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx, moreChansResp{0, 0})
|
||||
|
||||
// Next, we'll signal that a new channel has been opened, but it is
|
||||
// still pending.
|
||||
agent.OnChannelPendingOpen()
|
||||
testCtx.agent.OnChannelPendingOpen()
|
||||
|
||||
// The agent should now query the heuristic in order to determine its
|
||||
// next action as its local state has now been modified.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{0, 0}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx, moreChansResp{0, 0})
|
||||
|
||||
// There shouldn't be a call to the Select method as we've returned
|
||||
// "false" for NeedMoreChans above.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
t.Fatalf("Select was called but shouldn't have been")
|
||||
default:
|
||||
}
|
||||
|
|
@ -1188,108 +772,43 @@ func TestAgentPendingOpenChannel(t *testing.T) {
|
|||
func TestAgentOnNodeUpdates(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
// First, we'll create all the dependencies that we'll need in order to
|
||||
// create the autopilot agent.
|
||||
self, err := randKey()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
||||
quit := make(chan struct{})
|
||||
heuristic := &mockHeuristic{
|
||||
nodeScoresResps: make(chan map[NodeID]*NodeScore),
|
||||
quit: quit,
|
||||
}
|
||||
constraints := &mockConstraints{
|
||||
moreChansResps: make(chan moreChansResp),
|
||||
quit: quit,
|
||||
}
|
||||
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 6 BTC available.
|
||||
const walletBalance = btcutil.SatoshiPerBitcoin * 6
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
cfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
return walletBalance, nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
}
|
||||
agent, err := New(cfg, nil)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll start the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We must defer the closing of quit after the defer agent.Stop(), to
|
||||
// make sure ConnectToPeer won't block preventing the agent from
|
||||
// exiting.
|
||||
defer close(quit)
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
// We'll send an initial "yes" response to advance the agent past its
|
||||
// initial check. This will cause it to try to get directives from an
|
||||
// empty graph.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: 2,
|
||||
amt: walletBalance,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(
|
||||
t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: 2,
|
||||
amt: testCtx.walletBalance,
|
||||
},
|
||||
)
|
||||
|
||||
// Send over an empty list of attachment directives, which should cause
|
||||
// the agent to return to waiting on a new signal.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("Select was not called but should have been")
|
||||
}
|
||||
respondNodeScores(t, testCtx, map[NodeID]*NodeScore{})
|
||||
|
||||
// Simulate more nodes being added to the graph by informing the agent
|
||||
// that we have node updates.
|
||||
agent.OnNodeUpdates()
|
||||
testCtx.agent.OnNodeUpdates()
|
||||
|
||||
// In response, the agent should wake up and see if it needs more
|
||||
// channels. Since we haven't done anything, we will send the same
|
||||
// response as before since we are still trying to open channels.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: 2,
|
||||
amt: walletBalance,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(
|
||||
t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: 2,
|
||||
amt: testCtx.walletBalance,
|
||||
},
|
||||
)
|
||||
|
||||
// Again the agent should pull in the next set of attachment directives.
|
||||
// It's not important that this list is also empty, so long as the node
|
||||
// updates signal is causing the agent to make this attempt.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("Select was not called but should have been")
|
||||
}
|
||||
respondNodeScores(t, testCtx, map[NodeID]*NodeScore{})
|
||||
}
|
||||
|
||||
// TestAgentSkipPendingConns asserts that the agent will not try to make
|
||||
|
|
@ -1301,89 +820,29 @@ func TestAgentOnNodeUpdates(t *testing.T) {
|
|||
func TestAgentSkipPendingConns(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
// First, we'll create all the dependencies that we'll need in order to
|
||||
// create the autopilot agent.
|
||||
self, err := randKey()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
||||
quit := make(chan struct{})
|
||||
heuristic := &mockHeuristic{
|
||||
nodeScoresArgs: make(chan directiveArg),
|
||||
nodeScoresResps: make(chan map[NodeID]*NodeScore),
|
||||
quit: quit,
|
||||
}
|
||||
constraints := &mockConstraints{
|
||||
moreChansResps: make(chan moreChansResp),
|
||||
quit: quit,
|
||||
}
|
||||
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 6 BTC available.
|
||||
const walletBalance = btcutil.SatoshiPerBitcoin * 6
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
connect := make(chan chan error)
|
||||
testCtx.agent.cfg.ConnectToPeer = func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
errChan := make(chan error)
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
testCfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
return walletBalance, nil
|
||||
},
|
||||
ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
errChan := make(chan error)
|
||||
select {
|
||||
case connect <- errChan:
|
||||
case <-testCtx.quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
|
||||
select {
|
||||
case connect <- errChan:
|
||||
case <-quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
|
||||
select {
|
||||
case err := <-errChan:
|
||||
return false, err
|
||||
case <-quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
},
|
||||
DisconnectPeer: func(*btcec.PublicKey) error {
|
||||
return nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
select {
|
||||
case err := <-errChan:
|
||||
return false, err
|
||||
case <-testCtx.quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
}
|
||||
initialChans := []Channel{}
|
||||
agent, err := New(testCfg, initialChans)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll start the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We must defer the closing of quit after the defer agent.Stop(), to
|
||||
// make sure ConnectToPeer won't block preventing the agent from
|
||||
// exiting.
|
||||
defer close(quit)
|
||||
|
||||
// We'll only return a single directive for a pre-chosen node.
|
||||
nodeKey, err := memGraph.addRandNode()
|
||||
nodeKey, err := testCtx.graph.addRandNode()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
|
@ -1395,7 +854,7 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
|
||||
// We'll also add a second node to the graph, to keep the first one
|
||||
// company.
|
||||
nodeKey2, err := memGraph.addRandNode()
|
||||
nodeKey2, err := testCtx.graph.addRandNode()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
|
@ -1404,18 +863,16 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
// We'll send an initial "yes" response to advance the agent past its
|
||||
// initial check. This will cause it to try to get directives from the
|
||||
// graph.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: 1,
|
||||
amt: walletBalance,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: 1,
|
||||
amt: testCtx.walletBalance,
|
||||
},
|
||||
)
|
||||
|
||||
// Both nodes should be part of the arguments.
|
||||
select {
|
||||
case req := <-heuristic.nodeScoresArgs:
|
||||
case req := <-testCtx.heuristic.nodeScoresArgs:
|
||||
if len(req.nodes) != 2 {
|
||||
t.Fatalf("expected %v nodes, instead "+
|
||||
"had %v", 2, len(req.nodes))
|
||||
|
|
@ -1433,7 +890,7 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
// Respond with a scored directive. We skip node2 for now, implicitly
|
||||
// giving it a zero-score.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
|
||||
case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
|
||||
NewNodeID(nodeKey): nodeDirective,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
|
|
@ -1449,22 +906,20 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
}
|
||||
|
||||
// Signal the agent to go again, now that we've tried to connect.
|
||||
agent.OnNodeUpdates()
|
||||
testCtx.agent.OnNodeUpdates()
|
||||
|
||||
// The heuristic again informs the agent that we need more channels.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: 1,
|
||||
amt: walletBalance,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: 1,
|
||||
amt: testCtx.walletBalance,
|
||||
},
|
||||
)
|
||||
|
||||
// Since the node now has a pending connection, it should be skipped
|
||||
// and not part of the nodes attempting to be scored.
|
||||
select {
|
||||
case req := <-heuristic.nodeScoresArgs:
|
||||
case req := <-testCtx.heuristic.nodeScoresArgs:
|
||||
if len(req.nodes) != 1 {
|
||||
t.Fatalf("expected %v nodes, instead "+
|
||||
"had %v", 1, len(req.nodes))
|
||||
|
|
@ -1478,7 +933,7 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
|
||||
// Respond with an emtpty score set.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
|
|
@ -1501,20 +956,18 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
|
||||
// The agent will now retry since the last connection attempt failed.
|
||||
// The heuristic again informs the agent that we need more channels.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: 1,
|
||||
amt: walletBalance,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: 1,
|
||||
amt: testCtx.walletBalance,
|
||||
},
|
||||
)
|
||||
|
||||
// The node should now be marked as "failed", which should make it
|
||||
// being skipped during scoring. Again check that it won't be among the
|
||||
// score request.
|
||||
select {
|
||||
case req := <-heuristic.nodeScoresArgs:
|
||||
case req := <-testCtx.heuristic.nodeScoresArgs:
|
||||
if len(req.nodes) != 1 {
|
||||
t.Fatalf("expected %v nodes, instead "+
|
||||
"had %v", 1, len(req.nodes))
|
||||
|
|
@ -1532,7 +985,7 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
Score: 0.5,
|
||||
}
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
|
||||
case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
|
||||
nodeID2: nodeDirective2,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
|
|
@ -1552,86 +1005,30 @@ func TestAgentSkipPendingConns(t *testing.T) {
|
|||
func TestAgentQuitWhenPendingConns(t *testing.T) {
|
||||
t.Parallel()
|
||||
|
||||
// First, we'll create all the dependencies that we'll need in order to
|
||||
// create the autopilot agent.
|
||||
self, err := randKey()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
||||
quit := make(chan struct{})
|
||||
defer close(quit)
|
||||
|
||||
heuristic := &mockHeuristic{
|
||||
nodeScoresArgs: make(chan directiveArg),
|
||||
nodeScoresResps: make(chan map[NodeID]*NodeScore),
|
||||
quit: quit,
|
||||
}
|
||||
constraints := &mockConstraints{
|
||||
moreChansResps: make(chan moreChansResp),
|
||||
quit: quit,
|
||||
}
|
||||
|
||||
chanController := &mockChanController{
|
||||
openChanSignals: make(chan openChanIntent),
|
||||
}
|
||||
memGraph, _, _ := newMemChanGraph()
|
||||
|
||||
// The wallet will start with 6 BTC available.
|
||||
const walletBalance = btcutil.SatoshiPerBitcoin * 6
|
||||
testCtx, cleanup := setup(t, nil)
|
||||
defer cleanup()
|
||||
|
||||
connect := make(chan chan error)
|
||||
|
||||
// With the dependencies we created, we can now create the initial
|
||||
// agent itself.
|
||||
testCfg := Config{
|
||||
Self: self,
|
||||
Heuristic: heuristic,
|
||||
ChanController: chanController,
|
||||
WalletBalance: func() (btcutil.Amount, error) {
|
||||
return walletBalance, nil
|
||||
},
|
||||
ConnectToPeer: func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
errChan := make(chan error)
|
||||
testCtx.agent.cfg.ConnectToPeer = func(*btcec.PublicKey, []net.Addr) (bool, error) {
|
||||
errChan := make(chan error)
|
||||
|
||||
select {
|
||||
case connect <- errChan:
|
||||
case <-quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
select {
|
||||
case connect <- errChan:
|
||||
case <-testCtx.quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
|
||||
select {
|
||||
case err := <-errChan:
|
||||
return false, err
|
||||
case <-quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
},
|
||||
DisconnectPeer: func(*btcec.PublicKey) error {
|
||||
return nil
|
||||
},
|
||||
Graph: memGraph,
|
||||
Constraints: constraints,
|
||||
select {
|
||||
case err := <-errChan:
|
||||
return false, err
|
||||
case <-testCtx.quit:
|
||||
return false, errors.New("quit")
|
||||
}
|
||||
}
|
||||
initialChans := []Channel{}
|
||||
agent, err := New(testCfg, initialChans)
|
||||
if err != nil {
|
||||
t.Fatalf("unable to create agent: %v", err)
|
||||
}
|
||||
|
||||
// To ensure the heuristic doesn't block on quitting the agent, we'll
|
||||
// use the agent's quit chan to signal when it should also stop.
|
||||
heuristic.quit = agent.quit
|
||||
|
||||
// With the autopilot agent and all its dependencies we'll start the
|
||||
// primary controller goroutine.
|
||||
if err := agent.Start(); err != nil {
|
||||
t.Fatalf("unable to start agent: %v", err)
|
||||
}
|
||||
defer agent.Stop()
|
||||
|
||||
// We'll only return a single directive for a pre-chosen node.
|
||||
nodeKey, err := memGraph.addRandNode()
|
||||
nodeKey, err := testCtx.graph.addRandNode()
|
||||
if err != nil {
|
||||
t.Fatalf("unable to generate key: %v", err)
|
||||
}
|
||||
|
|
@ -1644,18 +1041,16 @@ func TestAgentQuitWhenPendingConns(t *testing.T) {
|
|||
// We'll send an initial "yes" response to advance the agent past its
|
||||
// initial check. This will cause it to try to get directives from the
|
||||
// graph.
|
||||
select {
|
||||
case constraints.moreChansResps <- moreChansResp{
|
||||
numMore: 1,
|
||||
amt: walletBalance,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
t.Fatalf("heuristic wasn't queried in time")
|
||||
}
|
||||
respondMoreChans(t, testCtx,
|
||||
moreChansResp{
|
||||
numMore: 1,
|
||||
amt: testCtx.walletBalance,
|
||||
},
|
||||
)
|
||||
|
||||
// Check the args.
|
||||
select {
|
||||
case req := <-heuristic.nodeScoresArgs:
|
||||
case req := <-testCtx.heuristic.nodeScoresArgs:
|
||||
if len(req.nodes) != 1 {
|
||||
t.Fatalf("expected %v nodes, instead "+
|
||||
"had %v", 1, len(req.nodes))
|
||||
|
|
@ -1669,7 +1064,7 @@ func TestAgentQuitWhenPendingConns(t *testing.T) {
|
|||
|
||||
// Respond with a scored directive.
|
||||
select {
|
||||
case heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
|
||||
case testCtx.heuristic.nodeScoresResps <- map[NodeID]*NodeScore{
|
||||
NewNodeID(nodeKey): nodeDirective,
|
||||
}:
|
||||
case <-time.After(time.Second * 10):
|
||||
|
|
@ -1687,7 +1082,7 @@ func TestAgentQuitWhenPendingConns(t *testing.T) {
|
|||
// pending connection.
|
||||
stopped := make(chan error)
|
||||
go func() {
|
||||
stopped <- agent.Stop()
|
||||
stopped <- testCtx.agent.Stop()
|
||||
}()
|
||||
|
||||
select {
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user