package log_test
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import (
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"io/ioutil"
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"os"
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"strings"
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"testing"
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"time"
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"github.com/v2fly/v2ray-core/v5/common"
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"github.com/v2fly/v2ray-core/v5/common/buf"
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. "github.com/v2fly/v2ray-core/v5/common/log"
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)
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func TestFileLogger(t *testing.T) {
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f, err := ioutil.TempFile("", "vtest")
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common.Must(err)
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path := f.Name()
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common.Must(f.Close())
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creator, err := CreateFileLogWriter(path)
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common.Must(err)
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handler := NewLogger(creator)
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handler.Handle(&GeneralMessage{Content: "Test Log"})
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time.Sleep(2 * time.Second)
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common.Must(common.Close(handler))
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f, err = os.Open(path)
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common.Must(err)
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defer f.Close()
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b, err := buf.ReadAllToBytes(f)
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common.Must(err)
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if !strings.Contains(string(b), "Test Log") {
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t.Fatal("Expect log text contains 'Test Log', but actually: ", string(b))
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}
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}
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