146 lines
3.4 KiB
Go
146 lines
3.4 KiB
Go
// Copyright © 2017 The Kubicorn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package logger
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import (
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"bytes"
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"fmt"
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"regexp"
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"strings"
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"testing"
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)
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const (
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format = "%v, %v, %v, all eyes on me!"
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formatExp = `^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}.* \[%s\] \d, \d, \d, all eyes on me!`
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)
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var (
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a = []interface{}{1, 2, 3}
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)
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func TestMain(m *testing.M) {
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TestMode = true
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m.Run()
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}
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func ExampleTestLog() {
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Log(format, a...)
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// Output: 1, 2, 3, all eyes on me!
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}
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func TestLog(t *testing.T) {
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e := fmt.Sprintf(format, a...)
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g := captureLoggerOutput(Log, format, a)
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if strings.Compare(e, g) != 0 {
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t.Fatalf("Log should produce '%v' but produces: %v", e, g)
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}
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}
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func TestAlways(t *testing.T) {
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e, err := regexp.Compile(fmt.Sprintf(formatExp, AlwaysLabel))
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g := captureLoggerOutput(Always, format, a)
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if err != nil {
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t.Fatalf("Failed to compile regexp '%v': %v", e.String(), err)
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}
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if !e.MatchString(g) {
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t.Fatalf("Always should produce a pattern '%v' but produces: %v", e.String(), g)
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}
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}
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func TestCritical(t *testing.T) {
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Level = 1
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e, err := regexp.Compile(fmt.Sprintf(formatExp, CriticalLabel))
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g := captureLoggerOutput(Critical, format, a)
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if err != nil {
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t.Fatalf("Failed to compile regexp '%v': %v", e.String(), err)
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}
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if !e.MatchString(g) {
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t.Fatalf("Critical should produce a pattern '%v' but produces: %v", e.String(), g)
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}
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}
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func TestInfo(t *testing.T) {
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Level = 3
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e, err := regexp.Compile(fmt.Sprintf(formatExp, InfoLabel))
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g := captureLoggerOutput(Info, format, a)
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if err != nil {
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t.Fatalf("Failed to compile regexp '%v': %v", e.String(), err)
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}
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if !e.MatchString(g) {
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t.Fatalf("Info should produce a pattern '%v' but produces: %v", e.String(), g)
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}
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}
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func TestSuccess(t *testing.T) {
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Level = 3
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e, err := regexp.Compile(fmt.Sprintf(formatExp, SuccessLabel))
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g := captureLoggerOutput(Success, format, a)
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if err != nil {
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t.Fatalf("Failed to compile regexp '%v': %v", e.String(), err)
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}
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if !e.MatchString(g) {
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t.Fatalf("Success should produce a pattern '%v' but produces: %v", e.String(), g)
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}
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}
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func TestDebug(t *testing.T) {
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Level = 4
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e, err := regexp.Compile(fmt.Sprintf(formatExp, DebugLabel))
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g := captureLoggerOutput(Debug, format, a)
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if err != nil {
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t.Fatalf("Failed to compile regexp '%v': %v", e.String(), err)
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}
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if !e.MatchString(g) {
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t.Fatalf("Info should produce a pattern '%v' but produces: %v", e.String(), g)
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}
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}
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func TestWarning(t *testing.T) {
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Level = 2
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e, err := regexp.Compile(fmt.Sprintf(formatExp, WarningLabel))
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g := captureLoggerOutput(Warning, format, a)
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if err != nil {
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t.Fatalf("Failed to compile regexp '%v': %v", e.String(), err)
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}
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if !e.MatchString(g) {
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t.Fatalf("Info should produce a pattern '%v' but produces: %v", e.String(), g)
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}
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}
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func captureLoggerOutput(l Logger, format string, a []interface{}) string {
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b := new(bytes.Buffer)
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l(format, append(a, b)...)
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return b.String()
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} |