Beispiel #1
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func TestWithFieldsShouldAllowAssignments(t *testing.T) {
	var buffer bytes.Buffer
	var fields Fields

	logger := New()
	logger.Out = &buffer
	logger.Formatter = new(JSONFormatter)

	localLog := logger.WithFields(Fields{
		"key1": "value1",
	})

	localLog.WithField("key2", "value2").Info("test")
	err := json.Unmarshal(buffer.Bytes(), &fields)
	assert.Nil(t, err)

	assert.Equal(t, "value2", fields["key2"])
	assert.Equal(t, "value1", fields["key1"])

	buffer = bytes.Buffer{}
	fields = Fields{}
	localLog.Info("test")
	err = json.Unmarshal(buffer.Bytes(), &fields)
	assert.Nil(t, err)

	_, ok := fields["key2"]
	assert.Equal(t, false, ok)
	assert.Equal(t, "value1", fields["key1"])
}
Beispiel #2
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func TestWarn(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.Warn("test")
	}, func(fields Fields) {
		assert.Equal(t, fields["msg"], "test")
		assert.Equal(t, fields["level"], "warning")
	})
}
Beispiel #3
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func TestUserSuppliedLevelFieldHasPrefix(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.WithField("level", 1).Info("test")
	}, func(fields Fields) {
		assert.Equal(t, fields["level"], "info")
		assert.Equal(t, fields["fields.level"], 1.0) // JSON has floats only
	})
}
Beispiel #4
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func TestInfo(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.Info("test")
	}, func(fields Fields) {
		assert.Equal(t, fields["msg"], "test")
		assert.Equal(t, fields["level"], "info")
	})
}
Beispiel #5
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func TestUserSuppliedMsgFieldHasPrefix(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.WithField("msg", "hello").Info("test")
	}, func(fields Fields) {
		assert.Equal(t, fields["msg"], "test")
		assert.Equal(t, fields["fields.msg"], "hello")
	})
}
Beispiel #6
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func TestHookFires(t *testing.T) {
	hook := new(TestHook)

	LogAndAssertJSON(t, func(log *Logger) {
		log.Hooks.Add(hook)
		assert.Equal(t, hook.Fired, false)

		log.Print("test")
	}, func(fields Fields) {
		assert.Equal(t, hook.Fired, true)
	})
}
Beispiel #7
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func TestParseLevel(t *testing.T) {
	l, err := ParseLevel("panic")
	assert.Nil(t, err)
	assert.Equal(t, PanicLevel, l)

	l, err = ParseLevel("fatal")
	assert.Nil(t, err)
	assert.Equal(t, FatalLevel, l)

	l, err = ParseLevel("error")
	assert.Nil(t, err)
	assert.Equal(t, ErrorLevel, l)

	l, err = ParseLevel("warn")
	assert.Nil(t, err)
	assert.Equal(t, WarnLevel, l)

	l, err = ParseLevel("warning")
	assert.Nil(t, err)
	assert.Equal(t, WarnLevel, l)

	l, err = ParseLevel("info")
	assert.Nil(t, err)
	assert.Equal(t, InfoLevel, l)

	l, err = ParseLevel("debug")
	assert.Nil(t, err)
	assert.Equal(t, DebugLevel, l)

	l, err = ParseLevel("invalid")
	assert.Equal(t, "not a valid logrus Level: \"invalid\"", err.Error())
}
Beispiel #8
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func TestCanFireMultipleHooks(t *testing.T) {
	hook1 := new(ModifyHook)
	hook2 := new(TestHook)

	LogAndAssertJSON(t, func(log *Logger) {
		log.Hooks.Add(hook1)
		log.Hooks.Add(hook2)

		log.WithField("wow", "elephant").Print("test")
	}, func(fields Fields) {
		assert.Equal(t, fields["wow"], "whale")
		assert.Equal(t, hook2.Fired, true)
	})
}
Beispiel #9
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func TestInfolnShouldAddSpacesBetweenStringAndNonstring(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.Infoln("test", 10)
	}, func(fields Fields) {
		assert.Equal(t, fields["msg"], "test 10")
	})
}
Beispiel #10
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func TestUserSuppliedFieldDoesNotOverwriteDefaults(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.WithField("msg", "hello").Info("test")
	}, func(fields Fields) {
		assert.Equal(t, fields["msg"], "test")
	})
}
Beispiel #11
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func TestInfoShouldNotAddSpacesBetweenStrings(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.Info("test", "test")
	}, func(fields Fields) {
		assert.Equal(t, fields["msg"], "testtest")
	})
}
Beispiel #12
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func TestInfoShouldAddSpacesBetweenTwoNonStrings(t *testing.T) {
	LogAndAssertJSON(t, func(log *Logger) {
		log.Infoln(10, 10)
	}, func(fields Fields) {
		assert.Equal(t, fields["msg"], "10 10")
	})
}
Beispiel #13
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func TestHookCanModifyEntry(t *testing.T) {
	hook := new(ModifyHook)

	LogAndAssertJSON(t, func(log *Logger) {
		log.Hooks.Add(hook)
		log.WithField("wow", "elephant").Print("test")
	}, func(fields Fields) {
		assert.Equal(t, fields["wow"], "whale")
	})
}
Beispiel #14
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func TestErrorHookShouldFireOnError(t *testing.T) {
	hook := new(ErrorHook)

	LogAndAssertJSON(t, func(log *Logger) {
		log.Hooks.Add(hook)
		log.Error("test")
	}, func(fields Fields) {
		assert.Equal(t, hook.Fired, true)
	})
}
Beispiel #15
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func TestEntryPanicf(t *testing.T) {
	errBoom := fmt.Errorf("boom again")

	defer func() {
		p := recover()
		assert.NotNil(t, p)

		switch pVal := p.(type) {
		case *Entry:
			assert.Equal(t, "kaboom true", pVal.Message)
			assert.Equal(t, errBoom, pVal.Data["err"])
		default:
			t.Fatalf("want type *Entry, got %T: %#v", pVal, pVal)
		}
	}()

	logger := New()
	logger.Out = &bytes.Buffer{}
	entry := NewEntry(logger)
	entry.WithField("err", errBoom).Panicf("kaboom %v", true)
}
Beispiel #16
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func TestDoubleLoggingDoesntPrefixPreviousFields(t *testing.T) {

	var buffer bytes.Buffer
	var fields Fields

	logger := New()
	logger.Out = &buffer
	logger.Formatter = new(JSONFormatter)

	llog := logger.WithField("context", "eating raw fish")

	llog.Info("looks delicious")

	err := json.Unmarshal(buffer.Bytes(), &fields)
	assert.NoError(t, err, "should have decoded first message")
	assert.Equal(t, len(fields), 4, "should only have msg/time/level/context fields")
	assert.Equal(t, fields["msg"], "looks delicious")
	assert.Equal(t, fields["context"], "eating raw fish")

	buffer.Reset()

	llog.Warn("omg it is!")

	err = json.Unmarshal(buffer.Bytes(), &fields)
	assert.NoError(t, err, "should have decoded second message")
	assert.Equal(t, len(fields), 4, "should only have msg/time/level/context fields")
	assert.Equal(t, fields["msg"], "omg it is!")
	assert.Equal(t, fields["context"], "eating raw fish")
	assert.Nil(t, fields["fields.msg"], "should not have prefixed previous `msg` entry")

}
Beispiel #17
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func TestConvertLevelToString(t *testing.T) {
	assert.Equal(t, "debug", DebugLevel.String())
	assert.Equal(t, "info", InfoLevel.String())
	assert.Equal(t, "warning", WarnLevel.String())
	assert.Equal(t, "error", ErrorLevel.String())
	assert.Equal(t, "fatal", FatalLevel.String())
	assert.Equal(t, "panic", PanicLevel.String())
}