jschoubben
b9911dc1c1
A watch asked before Serve is refused, which would have left every build module on its settings file again. stdio.Served closes when Serve has the channel; WatchConfigServed waits on it, and Pull starts the watch beside its loop.
28 lines
658 B
Go
28 lines
658 B
Go
package stdio
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import (
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"io"
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"sync"
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"testing"
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"time"
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)
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// 1887/AC-wake: code started before Serve (a build puller's watch of its capacity) waits on Served, which closes once
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// Serve has the runtime's channel, so it asks the runtime then and not before.
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func TestServedClosesOnceServing(t *testing.T) {
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served, servedOnce = make(chan struct{}), sync.Once{}
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select {
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case <-Served():
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t.Fatal("Served closed before Serve")
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default:
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}
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inR, inW := io.Pipe()
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defer inW.Close()
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go func() { _ = ServeOn("", nil, inR, io.Discard) }()
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select {
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case <-Served():
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case <-time.After(2 * time.Second):
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t.Fatal("Served did not close once serving")
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}
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}
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