111 lines
2.5 KiB
Go
111 lines
2.5 KiB
Go
package hodl_test
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import (
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"testing"
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"github.com/lightningnetwork/lnd/htlcswitch/hodl"
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)
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var hodlMaskTests = []struct {
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mask hodl.Mask
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flags map[hodl.Flag]struct{}
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}{
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{
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// Check that the empty mask has no active flags.
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mask: hodl.MaskNone,
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flags: map[hodl.Flag]struct{}{},
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},
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{
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// Check that passing no arguments to MaskFromFlags is
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// equivalent to MaskNone.
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mask: hodl.MaskFromFlags(),
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flags: map[hodl.Flag]struct{}{},
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},
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{
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// Check using Mask to convert a single flag into a Mask only
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// reports that flag active.
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mask: hodl.ExitSettle.Mask(),
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flags: map[hodl.Flag]struct{}{
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hodl.ExitSettle: {},
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},
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},
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{
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// Check that using MaskFromFlags on a single flag only reports
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// that flag active.
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mask: hodl.MaskFromFlags(hodl.Commit),
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flags: map[hodl.Flag]struct{}{
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hodl.Commit: {},
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},
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},
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{
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// Check that using MaskFromFlags on some-but-not-all flags
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// reports the correct subset of flags as active.
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mask: hodl.MaskFromFlags(
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hodl.ExitSettle,
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hodl.Commit,
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hodl.AddIncoming,
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hodl.SettleOutgoing,
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),
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flags: map[hodl.Flag]struct{}{
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hodl.ExitSettle: {},
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hodl.Commit: {},
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hodl.AddIncoming: {},
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hodl.SettleOutgoing: {},
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},
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},
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{
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// Check that using MaskFromFlags on all known flags reports
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// those an no other flags.
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mask: hodl.MaskFromFlags(
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hodl.ExitSettle,
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hodl.AddIncoming,
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hodl.SettleIncoming,
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hodl.FailIncoming,
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hodl.AddOutgoing,
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hodl.SettleOutgoing,
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hodl.FailOutgoing,
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hodl.Commit,
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),
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flags: map[hodl.Flag]struct{}{
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hodl.ExitSettle: {},
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hodl.AddIncoming: {},
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hodl.SettleIncoming: {},
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hodl.FailIncoming: {},
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hodl.AddOutgoing: {},
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hodl.SettleOutgoing: {},
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hodl.FailOutgoing: {},
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hodl.Commit: {},
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},
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},
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}
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// TestMask iterates through all of the hodlMaskTests, checking that the mask
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// correctly reports active for flags in the tests' expected flags, and inactive
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// for all others.
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func TestMask(t *testing.T) {
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if !hodl.DebugBuild {
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t.Fatalf("htlcswitch tests must be run with '-tags debug'")
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}
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for i, test := range hodlMaskTests {
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for j := uint32(0); i < 32; i++ {
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flag := hodl.Flag(1 << j)
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_, shouldBeActive := test.flags[flag]
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switch {
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case shouldBeActive && !test.mask.Active(flag):
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t.Fatalf("hodl mask test #%d -- "+
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"expected flag %s to be active",
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i, flag)
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case !shouldBeActive && test.mask.Active(flag):
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t.Fatalf("hodl mask test #%d -- "+
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"expected flag %s to be inactive",
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i, flag)
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}
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}
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}
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}
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