95 lines
3.4 KiB
Go
95 lines
3.4 KiB
Go
// Copyright (c) 2020 Uber Technologies, Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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package zap
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import (
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"bytes"
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"testing"
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"github.com/stretchr/testify/assert"
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"go.uber.org/zap/zapcore"
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"go.uber.org/zap/zaptest/observer"
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)
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func newLoggedEntry(level zapcore.Level, msg string, fields ...zapcore.Field) observer.LoggedEntry {
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if len(fields) == 0 {
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fields = []zapcore.Field{}
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}
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return observer.LoggedEntry{
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Entry: zapcore.Entry{Level: level, Message: msg},
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Context: fields,
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}
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}
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func TestIncreaseLevelTryDecrease(t *testing.T) {
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errorOut := &bytes.Buffer{}
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opts := []Option{
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ErrorOutput(zapcore.AddSync(errorOut)),
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}
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withLogger(t, WarnLevel, opts, func(logger *Logger, logs *observer.ObservedLogs) {
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logger.Warn("original warn log")
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debugLogger := logger.WithOptions(IncreaseLevel(DebugLevel))
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debugLogger.Debug("ignored debug log")
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debugLogger.Warn("increase level warn log")
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debugLogger.Error("increase level error log")
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assert.Equal(t, []observer.LoggedEntry{
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newLoggedEntry(WarnLevel, "original warn log"),
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newLoggedEntry(WarnLevel, "increase level warn log"),
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newLoggedEntry(ErrorLevel, "increase level error log"),
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}, logs.AllUntimed(), "unexpected logs")
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assert.Equal(t,
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"failed to IncreaseLevel: invalid increase level, as level \"info\" is allowed by increased level, but not by existing core\n",
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errorOut.String(),
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"unexpected error output",
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)
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})
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}
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func TestIncreaseLevel(t *testing.T) {
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errorOut := &bytes.Buffer{}
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opts := []Option{
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ErrorOutput(zapcore.AddSync(errorOut)),
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}
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withLogger(t, WarnLevel, opts, func(logger *Logger, logs *observer.ObservedLogs) {
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logger.Warn("original warn log")
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errorLogger := logger.WithOptions(IncreaseLevel(ErrorLevel))
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errorLogger.Debug("ignored debug log")
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errorLogger.Warn("ignored warn log")
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errorLogger.Error("increase level error log")
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withFields := errorLogger.With(String("k", "v"))
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withFields.Debug("ignored debug log with fields")
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withFields.Warn("ignored warn log with fields")
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withFields.Error("increase level error log with fields")
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assert.Equal(t, []observer.LoggedEntry{
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newLoggedEntry(WarnLevel, "original warn log"),
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newLoggedEntry(ErrorLevel, "increase level error log"),
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newLoggedEntry(ErrorLevel, "increase level error log with fields", String("k", "v")),
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}, logs.AllUntimed(), "unexpected logs")
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assert.Empty(t, errorOut.String(), "expect no error output")
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})
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}
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