зеркало из https://github.com/microsoft/docker.git
76 строки
1.3 KiB
Go
76 строки
1.3 KiB
Go
package progress
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import (
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"bytes"
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"io"
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"io/ioutil"
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"testing"
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)
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func TestOutputOnPrematureClose(t *testing.T) {
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content := []byte("TESTING")
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reader := ioutil.NopCloser(bytes.NewReader(content))
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progressChan := make(chan Progress, 10)
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pr := NewProgressReader(reader, ChanOutput(progressChan), int64(len(content)), "Test", "Read")
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part := make([]byte, 4, 4)
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_, err := io.ReadFull(pr, part)
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if err != nil {
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pr.Close()
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t.Fatal(err)
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}
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drainLoop:
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for {
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select {
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case <-progressChan:
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default:
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break drainLoop
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}
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}
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pr.Close()
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select {
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case <-progressChan:
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default:
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t.Fatalf("Expected some output when closing prematurely")
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}
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}
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func TestCompleteSilently(t *testing.T) {
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content := []byte("TESTING")
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reader := ioutil.NopCloser(bytes.NewReader(content))
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progressChan := make(chan Progress, 10)
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pr := NewProgressReader(reader, ChanOutput(progressChan), int64(len(content)), "Test", "Read")
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out, err := ioutil.ReadAll(pr)
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if err != nil {
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pr.Close()
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t.Fatal(err)
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}
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if string(out) != "TESTING" {
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pr.Close()
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t.Fatalf("Unexpected output %q from reader", string(out))
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}
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drainLoop:
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for {
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select {
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case <-progressChan:
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default:
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break drainLoop
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}
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}
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pr.Close()
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select {
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case <-progressChan:
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t.Fatalf("Should have closed silently when read is complete")
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default:
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}
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}
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