157 lines
4.6 KiB
Go
157 lines
4.6 KiB
Go
/*
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Copyright 2020 Qiniu Cloud (qiniu.com)
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package cmd
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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log "github.com/sirupsen/logrus"
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"github.com/stretchr/testify/assert"
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)
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// use a variable to record if the tested function has failed
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// so unittest can only be executed sequential
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var fatal = false
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var fatalStr string
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type TestLogHook struct{}
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func (h *TestLogHook) Levels() []log.Level {
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return []log.Level{log.FatalLevel}
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}
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func (h *TestLogHook) Fire(e *log.Entry) error {
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fatalStr = e.Message
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return nil
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}
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func TestMain(m *testing.M) {
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// setup
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originalExitFunc := log.StandardLogger().ExitFunc
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defer func() {
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log.StandardLogger().ExitFunc = originalExitFunc
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log.StandardLogger().Hooks = make(log.LevelHooks)
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}()
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// replace exit function, so log.Fatal wont exit
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log.StandardLogger().ExitFunc = func(int) { fatal = true }
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// add hook, so fatal string will be recorded
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log.StandardLogger().Hooks.Add(&TestLogHook{})
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code := m.Run()
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os.Exit(code)
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}
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func TestMergeNormalProfiles(t *testing.T) {
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profileA := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/a.voc")
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profileB := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/b.voc")
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mergeprofile := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/merge.cov")
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runMerge([]string{profileA, profileB}, mergeprofile)
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contents, err := ioutil.ReadFile(mergeprofile)
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assert.NoError(t, err)
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assert.Contains(t, string(contents), "qiniu.com/kodo/apiserver/server/main.go:32.49,33.13 1 60")
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assert.Contains(t, string(contents), "qiniu.com/kodo/apiserver/server/main.go:42.49,43.13 1 2")
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assert.Equal(t, fatal, false)
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}
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// test with no profiles
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func TestMergeWithNoProfiles(t *testing.T) {
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mergeprofile := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/merge.cov")
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// clear fatal string in setup
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fatalStr = ""
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fatal = false
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runMerge([]string{}, mergeprofile)
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// there is fatal
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assert.Equal(t, fatal, true)
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assert.Equal(t, fatalStr, "Expected at least one coverage file.")
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}
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// pass a non-existed profile to runMerge
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func TestWithWrongProfileName(t *testing.T) {
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profileA := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/notexist.voc")
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mergeprofile := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/merge.cov")
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// clear fatal string in setup
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fatalStr = ""
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fatal = false
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runMerge([]string{profileA}, mergeprofile)
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// there is fatal
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assert.Equal(t, fatal, true)
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assert.Contains(t, fatalStr, "failed to open")
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}
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// merge two different modes' profiles should fail
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func TestMergeTwoDifferentModeProfile(t *testing.T) {
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profileA := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/a.voc")
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profileSet := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/setmode.voc")
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mergeprofile := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/merge.cov")
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// clear fatal string in setup
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fatalStr = ""
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fatal = false
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runMerge([]string{profileA, profileSet}, mergeprofile)
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// there is fatal
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assert.Equal(t, fatal, true)
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assert.Contains(t, fatalStr, "mode for qiniu.com/kodo/apiserver/server/main.go mismatches")
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}
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// merge two overlaped profiles should fail
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func TestMergeTwoOverLapProfile(t *testing.T) {
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profileA := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/a.voc")
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profileOverlap := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/overlap.voc")
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mergeprofile := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/merge.cov")
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// clear fatal string in setup
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fatalStr = ""
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fatal = false
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runMerge([]string{profileA, profileOverlap}, mergeprofile)
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// there is fatal
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assert.Equal(t, fatal, true)
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assert.Contains(t, fatalStr, "coverage block mismatch")
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}
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// merge empty file should fail
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func TestMergeEmptyProfile(t *testing.T) {
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profileA := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/empty.voc")
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mergeprofile := filepath.Join(baseDir, "../tests/samples/merge_profile_samples/merge.cov")
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// clear fatal string in setup
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fatalStr = ""
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fatal = false
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runMerge([]string{profileA}, mergeprofile)
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// there is fatal
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assert.Equal(t, fatal, true)
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assert.Contains(t, fatalStr, "failed to dump profile")
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}
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