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// Copyright © 2016 Steve Francia <spf@spf13.com>.
//
// Use of this source code is governed by an MIT-style
// license that can be found in the LICENSE file.
package jwalterweatherman
import (
"bytes"
"io"
"io/ioutil"
"testing"
"github.com/stretchr/testify/require"
)
func TestNotepad(t *testing.T) {
var logHandle, outHandle bytes.Buffer
errorCounter := &Counter{}
n := NewNotepad(LevelCritical, LevelError, &outHandle, &logHandle, "TestNotePad", 0, LogCounter(errorCounter, LevelError))
require.Equal(t, LevelCritical, n.GetStdoutThreshold())
require.Equal(t, LevelError, n.GetLogThreshold())
n.DEBUG.Println("Some debug")
n.ERROR.Println("Some error")
n.CRITICAL.Println("Some critical error")
require.Contains(t, logHandle.String(), "[TestNotePad] ERROR Some error")
require.NotContains(t, logHandle.String(), "Some debug")
require.NotContains(t, outHandle.String(), "Some error")
require.Contains(t, outHandle.String(), "Some critical error")
// 1 error + 1 critical
require.Equal(t, errorCounter.Count(), uint64(2))
}
func TestNotepadLogListener(t *testing.T) {
assert := require.New(t)
var errorBuff, infoBuff bytes.Buffer
errorCapture := func(t Threshold) io.Writer {
if t != LevelError {
// Only interested in ERROR
return nil
}
return &errorBuff
}
infoCapture := func(t Threshold) io.Writer {
if t != LevelInfo {
return nil
}
return &infoBuff
}
n := NewNotepad(LevelCritical, LevelError, ioutil.Discard, ioutil.Discard, "TestNotePad", 0, infoCapture, errorCapture)
n.DEBUG.Println("Some debug")
n.INFO.Println("Some info")
n.INFO.Println("Some more info")
n.ERROR.Println("Some error")
n.CRITICAL.Println("Some critical error")
n.ERROR.Println("Some more error")
assert.Equal(`[TestNotePad] ERROR Some error
[TestNotePad] ERROR Some more error
`, errorBuff.String())
assert.Equal(`[TestNotePad] INFO Some info
[TestNotePad] INFO Some more info
`, infoBuff.String())
}
func TestThresholdString(t *testing.T) {
require.Equal(t, LevelError.String(), "ERROR")
require.Equal(t, LevelTrace.String(), "TRACE")
}
func BenchmarkLogPrintOnlyToCounter(b *testing.B) {
var logHandle, outHandle bytes.Buffer
n := NewNotepad(LevelCritical, LevelCritical, &outHandle, &logHandle, "TestNotePad", 0)
b.ResetTimer()
for i := 0; i < b.N; i++ {
n.INFO.Print("Test")
}
}
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