mikrotik-exporter/vendor/go.uber.org/zap/level_test.go
2017-08-30 22:05:59 -04:00

118 lines
3.7 KiB
Go

// Copyright (c) 2016 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package zap
import (
"sync"
"testing"
"go.uber.org/zap/zapcore"
"github.com/stretchr/testify/assert"
)
func TestLevelEnablerFunc(t *testing.T) {
enab := LevelEnablerFunc(func(l zapcore.Level) bool { return l == zapcore.InfoLevel })
tests := []struct {
level zapcore.Level
enabled bool
}{
{DebugLevel, false},
{InfoLevel, true},
{WarnLevel, false},
{ErrorLevel, false},
{DPanicLevel, false},
{PanicLevel, false},
{FatalLevel, false},
}
for _, tt := range tests {
assert.Equal(t, tt.enabled, enab.Enabled(tt.level), "Unexpected result applying LevelEnablerFunc to %s", tt.level)
}
}
func TestNewAtomicLevel(t *testing.T) {
lvl := NewAtomicLevel()
assert.Equal(t, InfoLevel, lvl.Level(), "Unexpected initial level.")
lvl.SetLevel(ErrorLevel)
assert.Equal(t, ErrorLevel, lvl.Level(), "Unexpected level after SetLevel.")
lvl = NewAtomicLevelAt(WarnLevel)
assert.Equal(t, WarnLevel, lvl.Level(), "Unexpected level after SetLevel.")
}
func TestAtomicLevelMutation(t *testing.T) {
lvl := NewAtomicLevel()
lvl.SetLevel(WarnLevel)
// Trigger races for non-atomic level mutations.
proceed := make(chan struct{})
wg := &sync.WaitGroup{}
runConcurrently(10, 100, wg, func() {
<-proceed
assert.Equal(t, WarnLevel, lvl.Level())
})
runConcurrently(10, 100, wg, func() {
<-proceed
lvl.SetLevel(WarnLevel)
})
close(proceed)
wg.Wait()
}
func TestAtomicLevelText(t *testing.T) {
tests := []struct {
text string
expect zapcore.Level
err bool
}{
{"debug", DebugLevel, false},
{"info", InfoLevel, false},
{"", InfoLevel, false},
{"warn", WarnLevel, false},
{"error", ErrorLevel, false},
{"dpanic", DPanicLevel, false},
{"panic", PanicLevel, false},
{"fatal", FatalLevel, false},
{"foobar", InfoLevel, true},
}
for _, tt := range tests {
var lvl AtomicLevel
// Test both initial unmarshaling and overwriting existing value.
for i := 0; i < 2; i++ {
if tt.err {
assert.Error(t, lvl.UnmarshalText([]byte(tt.text)), "Expected unmarshaling %q to fail.", tt.text)
} else {
assert.NoError(t, lvl.UnmarshalText([]byte(tt.text)), "Expected unmarshaling %q to succeed.", tt.text)
}
assert.Equal(t, tt.expect, lvl.Level(), "Unexpected level after unmarshaling.")
lvl.SetLevel(InfoLevel)
}
// Test marshalling
if tt.text != "" && !tt.err {
lvl.SetLevel(tt.expect)
marshaled, err := lvl.MarshalText()
assert.NoError(t, err, `Unexpected error marshalling level "%v" to text.`, tt.expect)
assert.Equal(t, tt.text, string(marshaled), "Expected marshaled text to match")
assert.Equal(t, tt.text, lvl.String(), "Expected Stringer call to match")
}
}
}