mirror of https://github.com/tidwall/tile38.git
45 lines
658 B
Go
45 lines
658 B
Go
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// +build race
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package liner
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import (
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"io/ioutil"
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"os"
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"sync"
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"testing"
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)
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func TestWriteHistory(t *testing.T) {
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oldout := os.Stdout
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defer func() { os.Stdout = oldout }()
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oldin := os.Stdout
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defer func() { os.Stdin = oldin }()
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newinr, newinw, err := os.Pipe()
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if err != nil {
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t.Fatal(err)
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}
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os.Stdin = newinr
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newoutr, newoutw, err := os.Pipe()
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if err != nil {
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t.Fatal(err)
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}
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defer newoutr.Close()
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os.Stdout = newoutw
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var wait sync.WaitGroup
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wait.Add(1)
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s := NewLiner()
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go func() {
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s.AppendHistory("foo")
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s.AppendHistory("bar")
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s.Prompt("")
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wait.Done()
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}()
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s.WriteHistory(ioutil.Discard)
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newinw.Close()
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wait.Wait()
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}
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