59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
//go:build linux
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// A pairing's run and its heartbeat stop together (run.go): uses the serve
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// lane's fixtures (servelane_linux_test.go), so it carries the same build tag.
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package main
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import (
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"context"
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"os"
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"testing"
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"time"
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)
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// A pairing stopped while a beat is out acts on nothing that beat brings
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// back. The run waits for its heartbeat and the beat's request ends with the
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// run, so its last-OK time, and anything else the reply would have set off
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// (a grant reconcile into the pairing's folder, a contain, an update), never
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// lands after the stop, when an unpair or a revoke removes what is left.
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func TestAStoppedPairingsLastBeatWritesNothingAfterTheStop(t *testing.T) {
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h, cfg := serveLaneBox(t, "beat-stop.example.test")
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arrived, release := make(chan struct{}, 1), make(chan struct{})
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h.mu.Lock()
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h.beatArrived, h.beatRelease = arrived, release
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h.mu.Unlock()
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released := false
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t.Cleanup(func() {
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if !released {
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close(release)
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}
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})
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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done := make(chan error, 1)
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go func() { done <- runPairing(ctx, cfg) }()
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select {
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case <-arrived:
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case <-time.After(10 * time.Second):
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t.Fatal("no beat reached the Host")
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}
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cancel()
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select {
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case <-done:
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case <-time.After(5 * time.Second):
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t.Fatal("the pairing did not stop while its beat was out")
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}
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// The Host answers the beat only now, after the run has returned.
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close(release)
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released = true
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time.Sleep(500 * time.Millisecond)
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p, err := pairingStatePath()
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if err != nil {
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t.Fatal(err)
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}
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if _, err := os.Stat(p); err == nil {
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t.Fatal("the stopped pairing's last beat recorded its time after the stop")
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}
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}
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