55 lines
1.5 KiB
Go
55 lines
1.5 KiB
Go
package main
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import (
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"context"
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"sync/atomic"
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"testing"
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"time"
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)
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// A plan moved by a seat verb is looked at as the verb ends (issue 974, review 1): the verb runs as a child process
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// whose saves the serving controller does not hear, so `deliver`, which lets a walk go after the operator's approval,
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// would leave its first tier waiting for an unrelated event.
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func TestAVerbThatMayMoveAPlanHasTheServingControllerLookWhenItEnds(t *testing.T) {
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var looks, failures atomic.Int32
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l := lookerCounting(&failures, &looks, nil)
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lookerMu.Lock()
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theLooker = l
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lookerMu.Unlock()
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t.Cleanup(func() { lookerMu.Lock(); theLooker = nil; lookerMu.Unlock() })
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ctx, stop := context.WithCancel(context.Background())
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defer stop()
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go l.run(ctx)
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was := runTheVerb
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runTheVerb = func(context.Context, []string) (verbAnswer, error) { return verbAnswer{}, nil }
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t.Cleanup(func() { runTheVerb = was })
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handlers, _, err := seatToolHandlers()
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if err != nil {
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t.Fatal(err)
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}
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for _, c := range []struct {
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verb string
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args string
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look bool
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}{
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{"deliver", `{"plan":"p"}`, true},
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{"plans", `{"stop":"plan-1","why":"w"}`, true},
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{"plans", `{}`, false},
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{"nodes", `{}`, false},
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} {
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before := looks.Load()
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h := handlers[c.verb]
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if h == nil {
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t.Fatalf("no verb %s", c.verb)
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}
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if _, err := h(ctx, []byte(c.args)); err != nil {
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t.Fatalf("%s %s: %v", c.verb, c.args, err)
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}
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time.Sleep(100 * time.Millisecond)
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if got := looks.Load() > before; got != c.look {
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t.Errorf("%s %s: look asked = %v; want %v", c.verb, c.args, got, c.look)
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}
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}
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}
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