Started InterruptFSTest.InterruptedDuringRead.
parent
d862e4b035
commit
fe14fa8f3e
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@ -16,8 +16,11 @@ package interruptfs_test
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import (
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import (
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"os"
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"os"
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"os/exec"
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"path"
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"path"
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"sync"
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"testing"
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"testing"
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"time"
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"github.com/jacobsa/fuse/fuseutil"
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"github.com/jacobsa/fuse/fuseutil"
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"github.com/jacobsa/fuse/samples"
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"github.com/jacobsa/fuse/samples"
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@ -68,5 +71,44 @@ func (t *InterruptFSTest) StatFoo() {
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}
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}
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func (t *InterruptFSTest) InterruptedDuringRead() {
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func (t *InterruptFSTest) InterruptedDuringRead() {
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// Start a sub-process that attempts to read the file. Wait for it in the
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// background.
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cmd := exec.Command("cat", path.Join(t.Dir, "foo"))
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var cmdOutput []byte
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var cmdErr error
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var mu sync.Mutex
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cmdFinished := false
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cmdFinishedChanged := sync.NewCond(&mu)
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go func() {
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cmdOutput, cmdErr = cmd.CombinedOutput()
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mu.Lock()
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cmdFinished = true
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cmdFinishedChanged.Broadcast()
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mu.Unlock()
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}()
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// Wait for the read to make it to the file system.
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t.fs.WaitForReadInFlight()
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// Wait another moment. The command should still be hanging.
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time.Sleep(100 * time.Millisecond)
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func() {
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mu.Lock()
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defer mu.Unlock()
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AssertFalse(cmdFinished)
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}()
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// Send SIGINT.
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cmd.Process.Signal(os.Interrupt)
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// Now the command should return, with an appropriate error.
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mu.Lock()
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for !cmdFinished {
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cmdFinishedChanged.Wait()
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}
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mu.Unlock()
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AssertTrue(false, "TODO")
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AssertTrue(false, "TODO")
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}
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}
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