83 lines
1.3 KiB
Go
83 lines
1.3 KiB
Go
package slowmessage
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import (
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"errors"
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"testing"
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"time"
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)
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func TestDo(t *testing.T) {
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var sfErr error
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cbCalled := false
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sfCalled := false
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sfSleep := 0 * time.Second
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reset := func() {
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cbCalled = false
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sfCalled = false
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sfErr = nil
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}
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sf := func() error {
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sfCalled = true
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time.Sleep(sfSleep)
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return sfErr
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}
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cb := func() { cbCalled = true }
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// SF is not slow
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reset()
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if err := Do(10*time.Millisecond, sf, cb); err != nil {
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t.Fatalf("err: %s", err)
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}
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if !sfCalled {
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t.Fatal("should call")
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}
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if cbCalled {
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t.Fatal("should not call")
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}
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// SF is not slow (with error)
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reset()
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sfErr = errors.New("error")
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if err := Do(10*time.Millisecond, sf, cb); err == nil {
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t.Fatalf("err: %s", err)
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}
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if !sfCalled {
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t.Fatal("should call")
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}
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if cbCalled {
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t.Fatal("should not call")
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}
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// SF is slow
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reset()
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sfSleep = 50 * time.Millisecond
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if err := Do(10*time.Millisecond, sf, cb); err != nil {
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t.Fatalf("err: %s", err)
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}
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if !sfCalled {
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t.Fatal("should call")
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}
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if !cbCalled {
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t.Fatal("should call")
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}
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// SF is slow (with error)
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reset()
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sfErr = errors.New("error")
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sfSleep = 50 * time.Millisecond
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if err := Do(10*time.Millisecond, sf, cb); err == nil {
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t.Fatalf("err: %s", err)
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}
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if !sfCalled {
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t.Fatal("should call")
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}
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if !cbCalled {
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t.Fatal("should call")
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}
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}
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