How to use Cleanup method of test Package

Best Go-testdeep code snippet using test.Cleanup

panic_test.go

Source:panic_test.go Github

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...13 "testing"14)15var testPanicTest = flag.String("test_panic_test", "", "TestPanic: indicates which test should panic")16var testPanicParallel = flag.Bool("test_panic_parallel", false, "TestPanic: run subtests in parallel")17var testPanicCleanup = flag.Bool("test_panic_cleanup", false, "TestPanic: indicates whether test should call Cleanup")18var testPanicCleanupPanic = flag.String("test_panic_cleanup_panic", "", "TestPanic: indicate whether test should call Cleanup function that panics")19func TestPanic(t *testing.T) {20 testenv.MustHaveExec(t)21 testCases := []struct {22 desc string23 flags []string24 want string25 }{{26 desc: "root test panics",27 flags: []string{"-test_panic_test=TestPanicHelper"},28 want: `29--- FAIL: TestPanicHelper (N.NNs)30 panic_test.go:NNN: TestPanicHelper31`,32 }, {33 desc: "subtest panics",34 flags: []string{"-test_panic_test=TestPanicHelper/1"},35 want: `36--- FAIL: TestPanicHelper (N.NNs)37 panic_test.go:NNN: TestPanicHelper38 --- FAIL: TestPanicHelper/1 (N.NNs)39 panic_test.go:NNN: TestPanicHelper/140`,41 }, {42 desc: "subtest panics with cleanup",43 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup"},44 want: `45ran inner cleanup 146ran middle cleanup 147ran outer cleanup48--- FAIL: TestPanicHelper (N.NNs)49 panic_test.go:NNN: TestPanicHelper50 --- FAIL: TestPanicHelper/1 (N.NNs)51 panic_test.go:NNN: TestPanicHelper/152`,53 }, {54 desc: "subtest panics with outer cleanup panic",55 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup", "-test_panic_cleanup_panic=outer"},56 want: `57ran inner cleanup 158ran middle cleanup 159ran outer cleanup60--- FAIL: TestPanicHelper (N.NNs)61 panic_test.go:NNN: TestPanicHelper62`,63 }, {64 desc: "subtest panics with middle cleanup panic",65 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup", "-test_panic_cleanup_panic=middle"},66 want: `67ran inner cleanup 168ran middle cleanup 169ran outer cleanup70--- FAIL: TestPanicHelper (N.NNs)71 panic_test.go:NNN: TestPanicHelper72 --- FAIL: TestPanicHelper/1 (N.NNs)73 panic_test.go:NNN: TestPanicHelper/174`,75 }, {76 desc: "subtest panics with inner cleanup panic",77 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup", "-test_panic_cleanup_panic=inner"},78 want: `79ran inner cleanup 180ran middle cleanup 181ran outer cleanup82--- FAIL: TestPanicHelper (N.NNs)83 panic_test.go:NNN: TestPanicHelper84 --- FAIL: TestPanicHelper/1 (N.NNs)85 panic_test.go:NNN: TestPanicHelper/186`,87 }, {88 desc: "parallel subtest panics with cleanup",89 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup", "-test_panic_parallel"},90 want: `91ran inner cleanup 192ran middle cleanup 193ran outer cleanup94--- FAIL: TestPanicHelper (N.NNs)95 panic_test.go:NNN: TestPanicHelper96 --- FAIL: TestPanicHelper/1 (N.NNs)97 panic_test.go:NNN: TestPanicHelper/198`,99 }, {100 desc: "parallel subtest panics with outer cleanup panic",101 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup", "-test_panic_cleanup_panic=outer", "-test_panic_parallel"},102 want: `103ran inner cleanup 1104ran middle cleanup 1105ran outer cleanup106--- FAIL: TestPanicHelper (N.NNs)107 panic_test.go:NNN: TestPanicHelper108`,109 }, {110 desc: "parallel subtest panics with middle cleanup panic",111 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup", "-test_panic_cleanup_panic=middle", "-test_panic_parallel"},112 want: `113ran inner cleanup 1114ran middle cleanup 1115ran outer cleanup116--- FAIL: TestPanicHelper (N.NNs)117 panic_test.go:NNN: TestPanicHelper118 --- FAIL: TestPanicHelper/1 (N.NNs)119 panic_test.go:NNN: TestPanicHelper/1120`,121 }, {122 desc: "parallel subtest panics with inner cleanup panic",123 flags: []string{"-test_panic_test=TestPanicHelper/1", "-test_panic_cleanup", "-test_panic_cleanup_panic=inner", "-test_panic_parallel"},124 want: `125ran inner cleanup 1126ran middle cleanup 1127ran outer cleanup128--- FAIL: TestPanicHelper (N.NNs)129 panic_test.go:NNN: TestPanicHelper130 --- FAIL: TestPanicHelper/1 (N.NNs)131 panic_test.go:NNN: TestPanicHelper/1132`,133 }}134 for _, tc := range testCases {135 t.Run(tc.desc, func(t *testing.T) {136 cmd := exec.Command(os.Args[0], "-test.run=TestPanicHelper")137 cmd.Args = append(cmd.Args, tc.flags...)138 cmd.Env = append(os.Environ(), "GO_WANT_HELPER_PROCESS=1")139 b, _ := cmd.CombinedOutput()140 got := string(b)141 want := strings.TrimSpace(tc.want)142 re := makeRegexp(want)143 if ok, err := regexp.MatchString(re, got); !ok || err != nil {144 t.Errorf("output:\ngot:\n%s\nwant:\n%s", got, want)145 }146 })147 }148}149func makeRegexp(s string) string {150 s = regexp.QuoteMeta(s)151 s = strings.ReplaceAll(s, ":NNN:", `:\d+:`)152 s = strings.ReplaceAll(s, "N\\.NNs", `\d*\.\d*s`)153 return s154}155func TestPanicHelper(t *testing.T) {156 if os.Getenv("GO_WANT_HELPER_PROCESS") != "1" {157 return158 }159 t.Log(t.Name())160 if t.Name() == *testPanicTest {161 panic("panic")162 }163 switch *testPanicCleanupPanic {164 case "", "outer", "middle", "inner":165 default:166 t.Fatalf("bad -test_panic_cleanup_panic: %s", *testPanicCleanupPanic)167 }168 t.Cleanup(func() {169 fmt.Println("ran outer cleanup")170 if *testPanicCleanupPanic == "outer" {171 panic("outer cleanup")172 }173 })174 for i := 0; i < 3; i++ {175 i := i176 t.Run(fmt.Sprintf("%v", i), func(t *testing.T) {177 chosen := t.Name() == *testPanicTest178 if chosen && *testPanicCleanup {179 t.Cleanup(func() {180 fmt.Printf("ran middle cleanup %d\n", i)181 if *testPanicCleanupPanic == "middle" {182 panic("middle cleanup")183 }184 })185 }186 if chosen && *testPanicParallel {187 t.Parallel()188 }189 t.Log(t.Name())190 if chosen {191 if *testPanicCleanup {192 t.Cleanup(func() {193 fmt.Printf("ran inner cleanup %d\n", i)194 if *testPanicCleanupPanic == "inner" {195 panic("inner cleanup")196 }197 })198 }199 panic("panic")200 }201 })202 }203}...

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Cleanup

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1import (2func TestCleanup(t *testing.T) {3 fmt.Println("TestCleanup")4 t.Cleanup(func() {5 fmt.Println("Cleanup 1")6 })7 t.Cleanup(func() {8 fmt.Println("Cleanup 2")9 })10 t.Cleanup(func() {11 fmt.Println("Cleanup 3")12 })13 fmt.Println("TestCleanup end")14}15import (16func TestRun(t *testing.T) {17 fmt.Println("TestRun")18 t.Run("group", func(t *testing.T) {19 t.Run("subtest1", func(t *testing.T) {20 fmt.Println("subtest 1")21 })22 t.Run("subtest2", func(t *testing.T) {23 fmt.Println("subtest 2")24 })25 t.Run("subtest3", func(t *testing.T) {26 fmt.Println("subtest 3")27 })28 })29 fmt.Println("TestRun end")30}31import (32func TestSkipNow(t *testing.T) {33 fmt.Println("TestSkipNow")34 t.SkipNow()35 fmt.Println("TestSkipNow end")36}37import (38func TestSkip(t *testing.T) {39 fmt.Println("TestSkip")40 t.Skip("skipping this test")41 fmt.Println("TestSkip end")42}43import (44func TestFailNow(t *testing.T) {45 fmt.Println("TestFailNow")46 t.FailNow()47 fmt.Println("TestFailNow end")48}

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Cleanup

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1import (2func TestCleanup(t *testing.T) {3 f, err := ioutil.TempFile("", "sample")4 if err != nil {5 t.Fatal(err)6 }7 defer f.Close()8 fmt.Println("Temp file name: ", f.Name())9 t.Cleanup(func() {10 os.Remove(f.Name())11 })12 w := bufio.NewWriter(f)13 _, err = w.WriteString("Hello world")14 if err != nil {15 t.Fatal(err)16 }17}

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Cleanup

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1import (2func TestMain(m *testing.M) {3 fmt.Println("test main")4 m.Run()5}6func TestCleanup(t *testing.T) {7 defer t.Cleanup(func() {8 fmt.Println("cleanup")9 })10 fmt.Println("test cleanup")11}

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Cleanup

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1import (2func TestMain(m *testing.M) {3 fmt.Println("Starting test cases")4 m.Run()5 fmt.Println("Ending test cases")6}7func TestCleanup(t *testing.T) {8 defer t.Cleanup(func() {9 fmt.Println("Cleaning up")10 })11 t.Log("Running test case")12}

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Cleanup

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1import (2func TestMain(m *testing.M) {3 fmt.Println("TestMain")4 m.Run()5}6func TestAdd(t *testing.T) {7 fmt.Println("TestAdd")8 t.Cleanup(func() {9 fmt.Println("Cleanup")10 })11}12func TestSub(t *testing.T) {13 fmt.Println("TestSub")14 t.Cleanup(func() {15 fmt.Println("Cleanup")16 })17}

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Cleanup

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1import (2func TestMain(m *testing.M) {3 fmt.Println("TestMain")4 defer fmt.Println("TestMain defer")5 m.Run()6}7func TestA(t *testing.T) {8 fmt.Println("TestA")9 defer fmt.Println("TestA defer")10}11func TestB(t *testing.T) {12 fmt.Println("TestB")13 defer fmt.Println("TestB defer")14}

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Cleanup

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1import (2func main() {3 fmt.Println("Hello World")4}5func TestMain(m *testing.M) {6 fmt.Println("Before running the test cases")7 code := m.Run()8 fmt.Println("After running the test cases")9 os.Exit(code)10}11func Test1(t *testing.T) {12 fmt.Println("Test1 is running")13}14func Test2(t *testing.T) {15 fmt.Println("Test2 is running")16}17import (18func main() {19 fmt.Println("Hello World")20}21func TestMain(m *testing.M) {22 fmt.Println("Before running the test cases")23 code := m.Run()24 fmt.Println("After running the test cases")25 os.Exit(code)26}27func Test1(t *testing.T) {28 fmt.Println("Test1 is running")29 t.Cleanup(func() {30 fmt.Println("Cleaning up after Test1")31 })32}33func Test2(t *testing.T) {34 fmt.Println("Test2 is running")35 t.Cleanup(func() {36 fmt.Println("Cleaning up after Test2")37 })38}39import (40func main() {41 fmt.Println("Hello World")42}43func TestMain(m *testing.M) {44 fmt.Println("Before running the test cases")45 code := m.Run()46 fmt.Println("After running the test cases")47 os.Exit(code)48}49func Test1(t *testing.T) {50 fmt.Println("Test1 is running")51 t.Cleanup(func() {52 fmt.Println("Cleaning up after Test1")53 })54}55func Test2(t *testing.T) {56 fmt.Println("Test2 is running")57 t.Cleanup(func() {58 fmt.Println("Cleaning up after Test2")59 })60 t.Fail()61}62import (63func main() {64 fmt.Println("Hello World")65}66func TestMain(m *testing.M) {67 fmt.Println("Before running the test cases")68 code := m.Run()69 fmt.Println("After running the test cases")70 os.Exit(code)71}72func Test1(t *testing.T) {73 fmt.Println("

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Cleanup

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1import (2func TestMain(m *testing.M) {3 fmt.Println("Setup")4 exitVal := m.Run()5 fmt.Println("Teardown")6 os.Exit(exitVal)7}8func TestCreateFile(t *testing.T) {9 tempFile, err := ioutil.TempFile("", "sample")10 if err != nil {11 log.Fatal(err)12 }13 defer os.Remove(tempFile.Name())14 if _, err := tempFile.Write([]byte("This is a sample text")); err != nil {15 log.Fatal(err)16 }17 if err := tempFile.Close(); err != nil {18 log.Fatal(err)19 }20 fmt.Println("Temp file created:", tempFile.Name())21}

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Cleanup

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1import (2func TestCleanup(t *testing.T) {3 fmt.Println("Test case 1")4 t.Cleanup(func() {5 fmt.Println("Cleanup executed for Test case 1")6 })7}8func TestCleanup2(t *testing.T) {9 fmt.Println("Test case 2")10 t.Cleanup(func() {11 fmt.Println("Cleanup executed for Test case 2")12 })13}14func TestCleanup3(t *testing.T) {15 fmt.Println("Test case 3")16 t.Cleanup(func() {17 fmt.Println("Cleanup executed for Test case 3")18 })19}20func TestCleanup4(t *testing.T) {21 fmt.Println("Test case 4")22 t.Cleanup(func() {23 fmt.Println("Cleanup executed for Test case 4")24 })25}26func TestCleanup5(t *testing.T) {27 fmt.Println("Test case 5")28 t.Cleanup(func() {29 fmt.Println("Cleanup executed for Test case 5")30 })31}32func TestCleanup6(t *testing.T) {33 fmt.Println("Test case 6")34 t.Cleanup(func() {35 fmt.Println("Cleanup executed for Test case 6")36 })37}

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Cleanup

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1func TestCleanup(t *testing.T) {2 fmt.Println("Inside test cleanup")3 t.Cleanup(func() {4 fmt.Println("Cleanup")5 })6}7func TestRun(t *testing.T) {8 fmt.Println("Inside test run")9 t.Run("subtest1", func(t *testing.T) {10 fmt.Println("subtest1")11 })12 t.Run("subtest2", func(t *testing.T) {13 fmt.Println("subtest2")14 })15}16func TestFailNow(t *testing.T) {17 fmt.Println("Inside test fail now")18 t.FailNow()19 fmt.Println("This line will not be executed")20}21func TestFatal(t *testing.T) {22 fmt.Println("Inside test fatal")23 t.Fatal("Fatal error")24 fmt.Println("This line will not be executed")25}26func TestSkipNow(t *testing.T) {27 fmt.Println("Inside test skip now")28 t.SkipNow()29 fmt.Println("This line will not be executed")30}31func TestSkip(t *testing.T) {32 fmt.Println("Inside test skip")33 t.Skip("Skipping the test")34 fmt.Println("This line will not be executed")35}36func TestSkipf(t *testing.T) {

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