How to use assertFatal method of gomock_test Package

Best Mock code snippet using gomock_test.assertFatal

controller_test.go

Source:controller_test.go Github

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...44 e.t.Errorf("Expected failure, but got pass: %s", msg)45 }46}47// Use to check that code triggers a fatal test failure.48func (e *ErrorReporter) assertFatal(fn func(), expectedErrMsgs ...string) {49 defer func() {50 err := recover()51 if err == nil {52 var actual string53 if e.failed {54 actual = "non-fatal failure"55 } else {56 actual = "pass"57 }58 e.t.Error("Expected fatal failure, but got a", actual)59 } else if token, ok := err.(*struct{}); ok && token == &e.fatalToken {60 // This is okay - the panic is from Fatalf().61 if expectedErrMsgs != nil {62 // assert that the actual error message63 // contains expectedErrMsgs64 // check the last actualErrMsg, because the previous messages come from previous errors65 actualErrMsg := e.log[len(e.log)-1]66 for _, expectedErrMsg := range expectedErrMsgs {67 if !strings.Contains(actualErrMsg, expectedErrMsg) {68 e.t.Errorf("Error message:\ngot: %q\nwant to contain: %q\n", actualErrMsg, expectedErrMsg)69 }70 }71 }72 return73 } else {74 // Some other panic.75 panic(err)76 }77 }()78 fn()79}80// recoverUnexpectedFatal can be used as a deferred call in test cases to81// recover from and display a call to ErrorReporter.Fatalf().82func (e *ErrorReporter) recoverUnexpectedFatal() {83 err := recover()84 if err == nil {85 // No panic.86 } else if token, ok := err.(*struct{}); ok && token == &e.fatalToken {87 // Unexpected fatal error happened.88 e.t.Error("Got unexpected fatal error(s). All errors up to this point:")89 e.reportLog()90 return91 } else {92 // Some other panic.93 panic(err)94 }95}96func (e *ErrorReporter) Log(args ...interface{}) {97 e.log = append(e.log, fmt.Sprint(args...))98}99func (e *ErrorReporter) Logf(format string, args ...interface{}) {100 e.log = append(e.log, fmt.Sprintf(format, args...))101}102func (e *ErrorReporter) Errorf(format string, args ...interface{}) {103 e.Logf(format, args...)104 e.failed = true105}106func (e *ErrorReporter) Fatalf(format string, args ...interface{}) {107 e.Logf(format, args...)108 e.failed = true109 panic(&e.fatalToken)110}111type HelperReporter struct {112 gomock.TestReporter113 helper int114}115func (h *HelperReporter) Helper() {116 h.helper++117}118// A type purely for use as a receiver in testing the Controller.119type Subject struct{}120func (s *Subject) FooMethod(arg string) int {121 return 0122}123func (s *Subject) BarMethod(arg string) int {124 return 0125}126func (s *Subject) VariadicMethod(arg int, vararg ...string) {}127// A type purely for ActOnTestStructMethod128type TestStruct struct {129 Number int130 Message string131}132func (s *Subject) ActOnTestStructMethod(arg TestStruct, arg1 int) int {133 return 0134}135func (s *Subject) SetArgMethod(sliceArg []byte, ptrArg *int) {}136func assertEqual(t *testing.T, expected interface{}, actual interface{}) {137 if !reflect.DeepEqual(expected, actual) {138 t.Errorf("Expected %+v, but got %+v", expected, actual)139 }140}141func createFixtures(t *testing.T) (reporter *ErrorReporter, ctrl *gomock.Controller) {142 // reporter acts as a testing.T-like object that we pass to the143 // Controller. We use it to test that the mock considered tests144 // successful or failed.145 reporter = NewErrorReporter(t)146 ctrl = gomock.NewController(reporter)147 return148}149func TestNoCalls(t *testing.T) {150 reporter, ctrl := createFixtures(t)151 ctrl.Finish()152 reporter.assertPass("No calls expected or made.")153}154func TestNoRecordedCallsForAReceiver(t *testing.T) {155 reporter, ctrl := createFixtures(t)156 subject := new(Subject)157 reporter.assertFatal(func() {158 ctrl.Call(subject, "NotRecordedMethod", "argument")159 }, "Unexpected call to", "there are no expected calls of the method \"NotRecordedMethod\" for that receiver")160 ctrl.Finish()161}162func TestNoRecordedMatchingMethodNameForAReceiver(t *testing.T) {163 reporter, ctrl := createFixtures(t)164 subject := new(Subject)165 ctrl.RecordCall(subject, "FooMethod", "argument")166 reporter.assertFatal(func() {167 ctrl.Call(subject, "NotRecordedMethod", "argument")168 }, "Unexpected call to", "there are no expected calls of the method \"NotRecordedMethod\" for that receiver")169 reporter.assertFatal(func() {170 // The expected call wasn't made.171 ctrl.Finish()172 })173}174// This tests that a call with an arguments of some primitive type matches a recorded call.175func TestExpectedMethodCall(t *testing.T) {176 reporter, ctrl := createFixtures(t)177 subject := new(Subject)178 ctrl.RecordCall(subject, "FooMethod", "argument")179 ctrl.Call(subject, "FooMethod", "argument")180 ctrl.Finish()181 reporter.assertPass("Expected method call made.")182}183func TestUnexpectedMethodCall(t *testing.T) {184 reporter, ctrl := createFixtures(t)185 subject := new(Subject)186 reporter.assertFatal(func() {187 ctrl.Call(subject, "FooMethod", "argument")188 })189 ctrl.Finish()190}191func TestRepeatedCall(t *testing.T) {192 reporter, ctrl := createFixtures(t)193 subject := new(Subject)194 ctrl.RecordCall(subject, "FooMethod", "argument").Times(3)195 ctrl.Call(subject, "FooMethod", "argument")196 ctrl.Call(subject, "FooMethod", "argument")197 ctrl.Call(subject, "FooMethod", "argument")198 reporter.assertPass("After expected repeated method calls.")199 reporter.assertFatal(func() {200 ctrl.Call(subject, "FooMethod", "argument")201 })202 ctrl.Finish()203 reporter.assertFail("After calling one too many times.")204}205func TestUnexpectedArgCount(t *testing.T) {206 reporter, ctrl := createFixtures(t)207 defer reporter.recoverUnexpectedFatal()208 subject := new(Subject)209 ctrl.RecordCall(subject, "FooMethod", "argument")210 reporter.assertFatal(func() {211 // This call is made with the wrong number of arguments...212 ctrl.Call(subject, "FooMethod", "argument", "extra_argument")213 }, "Unexpected call to", "wrong number of arguments", "Got: 2, want: 1")214 reporter.assertFatal(func() {215 // ... so is this.216 ctrl.Call(subject, "FooMethod")217 }, "Unexpected call to", "wrong number of arguments", "Got: 0, want: 1")218 reporter.assertFatal(func() {219 // The expected call wasn't made.220 ctrl.Finish()221 })222}223// This tests that a call with complex arguments (a struct and some primitive type) matches a recorded call.224func TestExpectedMethodCall_CustomStruct(t *testing.T) {225 reporter, ctrl := createFixtures(t)226 subject := new(Subject)227 expectedArg0 := TestStruct{Number: 123, Message: "hello"}228 ctrl.RecordCall(subject, "ActOnTestStructMethod", expectedArg0, 15)229 ctrl.Call(subject, "ActOnTestStructMethod", expectedArg0, 15)230 reporter.assertPass("Expected method call made.")231}232func TestUnexpectedArgValue_FirstArg(t *testing.T) {233 reporter, ctrl := createFixtures(t)234 defer reporter.recoverUnexpectedFatal()235 subject := new(Subject)236 expectedArg0 := TestStruct{Number: 123, Message: "hello %s"}237 ctrl.RecordCall(subject, "ActOnTestStructMethod", expectedArg0, 15)238 reporter.assertFatal(func() {239 // the method argument (of TestStruct type) has 1 unexpected value (for the Message field)240 ctrl.Call(subject, "ActOnTestStructMethod", TestStruct{Number: 123, Message: "no message"}, 15)241 }, "Unexpected call to", "doesn't match the argument at index 0",242 "Got: {123 no message} (gomock_test.TestStruct)\nWant: is equal to {123 hello %s} (gomock_test.TestStruct)")243 reporter.assertFatal(func() {244 // the method argument (of TestStruct type) has 2 unexpected values (for both fields)245 ctrl.Call(subject, "ActOnTestStructMethod", TestStruct{Number: 11, Message: "no message"}, 15)246 }, "Unexpected call to", "doesn't match the argument at index 0",247 "Got: {11 no message} (gomock_test.TestStruct)\nWant: is equal to {123 hello %s} (gomock_test.TestStruct)")248 reporter.assertFatal(func() {249 // The expected call wasn't made.250 ctrl.Finish()251 })252}253func TestUnexpectedArgValue_SecondArg(t *testing.T) {254 reporter, ctrl := createFixtures(t)255 defer reporter.recoverUnexpectedFatal()256 subject := new(Subject)257 expectedArg0 := TestStruct{Number: 123, Message: "hello"}258 ctrl.RecordCall(subject, "ActOnTestStructMethod", expectedArg0, 15)259 reporter.assertFatal(func() {260 ctrl.Call(subject, "ActOnTestStructMethod", TestStruct{Number: 123, Message: "hello"}, 3)261 }, "Unexpected call to", "doesn't match the argument at index 1",262 "Got: 3 (int)\nWant: is equal to 15 (int)")263 reporter.assertFatal(func() {264 // The expected call wasn't made.265 ctrl.Finish()266 })267}268func TestUnexpectedArgValue_WantFormatter(t *testing.T) {269 reporter, ctrl := createFixtures(t)270 defer reporter.recoverUnexpectedFatal()271 subject := new(Subject)272 expectedArg0 := TestStruct{Number: 123, Message: "hello"}273 ctrl.RecordCall(274 subject,275 "ActOnTestStructMethod",276 expectedArg0,277 gomock.WantFormatter(278 gomock.StringerFunc(func() string { return "is equal to fifteen" }),279 gomock.Eq(15),280 ),281 )282 reporter.assertFatal(func() {283 ctrl.Call(subject, "ActOnTestStructMethod", TestStruct{Number: 123, Message: "hello"}, 3)284 }, "Unexpected call to", "doesn't match the argument at index 1",285 "Got: 3 (int)\nWant: is equal to fifteen")286 reporter.assertFatal(func() {287 // The expected call wasn't made.288 ctrl.Finish()289 })290}291func TestUnexpectedArgValue_GotFormatter(t *testing.T) {292 reporter, ctrl := createFixtures(t)293 defer reporter.recoverUnexpectedFatal()294 subject := new(Subject)295 expectedArg0 := TestStruct{Number: 123, Message: "hello"}296 ctrl.RecordCall(297 subject,298 "ActOnTestStructMethod",299 expectedArg0,300 gomock.GotFormatterAdapter(301 gomock.GotFormatterFunc(func(i interface{}) string {302 // Leading 0s303 return fmt.Sprintf("%02d", i)304 }),305 gomock.Eq(15),306 ),307 )308 reporter.assertFatal(func() {309 ctrl.Call(subject, "ActOnTestStructMethod", TestStruct{Number: 123, Message: "hello"}, 3)310 }, "Unexpected call to", "doesn't match the argument at index 1",311 "Got: 03\nWant: is equal to 15")312 reporter.assertFatal(func() {313 // The expected call wasn't made.314 ctrl.Finish()315 })316}317func TestAnyTimes(t *testing.T) {318 reporter, ctrl := createFixtures(t)319 subject := new(Subject)320 ctrl.RecordCall(subject, "FooMethod", "argument").AnyTimes()321 for i := 0; i < 100; i++ {322 ctrl.Call(subject, "FooMethod", "argument")323 }324 reporter.assertPass("After 100 method calls.")325 ctrl.Finish()326}327func TestMinTimes1(t *testing.T) {328 // It fails if there are no calls329 reporter, ctrl := createFixtures(t)330 subject := new(Subject)331 ctrl.RecordCall(subject, "FooMethod", "argument").MinTimes(1)332 reporter.assertFatal(func() {333 ctrl.Finish()334 })335 // It succeeds if there is one call336 _, ctrl = createFixtures(t)337 subject = new(Subject)338 ctrl.RecordCall(subject, "FooMethod", "argument").MinTimes(1)339 ctrl.Call(subject, "FooMethod", "argument")340 ctrl.Finish()341 // It succeeds if there are many calls342 _, ctrl = createFixtures(t)343 subject = new(Subject)344 ctrl.RecordCall(subject, "FooMethod", "argument").MinTimes(1)345 for i := 0; i < 100; i++ {346 ctrl.Call(subject, "FooMethod", "argument")347 }348 ctrl.Finish()349}350func TestMaxTimes1(t *testing.T) {351 // It succeeds if there are no calls352 _, ctrl := createFixtures(t)353 subject := new(Subject)354 ctrl.RecordCall(subject, "FooMethod", "argument").MaxTimes(1)355 ctrl.Finish()356 // It succeeds if there is one call357 _, ctrl = createFixtures(t)358 subject = new(Subject)359 ctrl.RecordCall(subject, "FooMethod", "argument").MaxTimes(1)360 ctrl.Call(subject, "FooMethod", "argument")361 ctrl.Finish()362 // It fails if there are more363 reporter, ctrl := createFixtures(t)364 subject = new(Subject)365 ctrl.RecordCall(subject, "FooMethod", "argument").MaxTimes(1)366 ctrl.Call(subject, "FooMethod", "argument")367 reporter.assertFatal(func() {368 ctrl.Call(subject, "FooMethod", "argument")369 })370 ctrl.Finish()371}372func TestMinMaxTimes(t *testing.T) {373 // It fails if there are less calls than specified374 reporter, ctrl := createFixtures(t)375 subject := new(Subject)376 ctrl.RecordCall(subject, "FooMethod", "argument").MinTimes(2).MaxTimes(2)377 ctrl.Call(subject, "FooMethod", "argument")378 reporter.assertFatal(func() {379 ctrl.Finish()380 })381 // It fails if there are more calls than specified382 reporter, ctrl = createFixtures(t)383 subject = new(Subject)384 ctrl.RecordCall(subject, "FooMethod", "argument").MinTimes(2).MaxTimes(2)385 ctrl.Call(subject, "FooMethod", "argument")386 ctrl.Call(subject, "FooMethod", "argument")387 reporter.assertFatal(func() {388 ctrl.Call(subject, "FooMethod", "argument")389 })390 // It succeeds if there is just the right number of calls391 _, ctrl = createFixtures(t)392 subject = new(Subject)393 ctrl.RecordCall(subject, "FooMethod", "argument").MaxTimes(2).MinTimes(2)394 ctrl.Call(subject, "FooMethod", "argument")395 ctrl.Call(subject, "FooMethod", "argument")396 ctrl.Finish()397 // If MaxTimes is called after MinTimes is called with 1, MaxTimes takes precedence.398 reporter, ctrl = createFixtures(t)399 subject = new(Subject)400 ctrl.RecordCall(subject, "FooMethod", "argument").MinTimes(1).MaxTimes(2)401 ctrl.Call(subject, "FooMethod", "argument")402 ctrl.Call(subject, "FooMethod", "argument")403 reporter.assertFatal(func() {404 ctrl.Call(subject, "FooMethod", "argument")405 })406 // If MinTimes is called after MaxTimes is called with 1, MinTimes takes precedence.407 _, ctrl = createFixtures(t)408 subject = new(Subject)409 ctrl.RecordCall(subject, "FooMethod", "argument").MaxTimes(1).MinTimes(2)410 for i := 0; i < 100; i++ {411 ctrl.Call(subject, "FooMethod", "argument")412 }413 ctrl.Finish()414}415func TestDo(t *testing.T) {416 _, ctrl := createFixtures(t)417 subject := new(Subject)418 doCalled := false419 var argument string420 wantArg := "argument"421 ctrl.RecordCall(subject, "FooMethod", wantArg).Do(422 func(arg string) {423 doCalled = true424 argument = arg425 })426 if doCalled {427 t.Error("Do() callback called too early.")428 }429 ctrl.Call(subject, "FooMethod", wantArg)430 if !doCalled {431 t.Error("Do() callback not called.")432 }433 if wantArg != argument {434 t.Error("Do callback received wrong argument.")435 }436 ctrl.Finish()437}438func TestDoAndReturn(t *testing.T) {439 _, ctrl := createFixtures(t)440 subject := new(Subject)441 doCalled := false442 var argument string443 wantArg := "argument"444 ctrl.RecordCall(subject, "FooMethod", wantArg).DoAndReturn(445 func(arg string) int {446 doCalled = true447 argument = arg448 return 5449 })450 if doCalled {451 t.Error("Do() callback called too early.")452 }453 rets := ctrl.Call(subject, "FooMethod", wantArg)454 if !doCalled {455 t.Error("Do() callback not called.")456 }457 if wantArg != argument {458 t.Error("Do callback received wrong argument.")459 }460 if len(rets) != 1 {461 t.Fatalf("Return values from Call: got %d, want 1", len(rets))462 }463 if ret, ok := rets[0].(int); !ok {464 t.Fatalf("Return value is not an int")465 } else if ret != 5 {466 t.Errorf("DoAndReturn return value: got %d, want 5", ret)467 }468 ctrl.Finish()469}470func TestSetArgSlice(t *testing.T) {471 _, ctrl := createFixtures(t)472 subject := new(Subject)473 var in = []byte{4, 5, 6}474 var set = []byte{1, 2, 3}475 ctrl.RecordCall(subject, "SetArgMethod", in, nil).SetArg(0, set)476 ctrl.Call(subject, "SetArgMethod", in, nil)477 if !reflect.DeepEqual(in, set) {478 t.Error("Expected SetArg() to modify input slice argument")479 }480 ctrl.Finish()481}482func TestSetArgPtr(t *testing.T) {483 _, ctrl := createFixtures(t)484 subject := new(Subject)485 var in int = 43486 const set = 42487 ctrl.RecordCall(subject, "SetArgMethod", nil, &in).SetArg(1, set)488 ctrl.Call(subject, "SetArgMethod", nil, &in)489 if in != set {490 t.Error("Expected SetArg() to modify value pointed to by argument")491 }492 ctrl.Finish()493}494func TestReturn(t *testing.T) {495 _, ctrl := createFixtures(t)496 subject := new(Subject)497 // Unspecified return should produce "zero" result.498 ctrl.RecordCall(subject, "FooMethod", "zero")499 ctrl.RecordCall(subject, "FooMethod", "five").Return(5)500 assertEqual(501 t,502 []interface{}{0},503 ctrl.Call(subject, "FooMethod", "zero"))504 assertEqual(505 t,506 []interface{}{5},507 ctrl.Call(subject, "FooMethod", "five"))508 ctrl.Finish()509}510func TestUnorderedCalls(t *testing.T) {511 reporter, ctrl := createFixtures(t)512 defer reporter.recoverUnexpectedFatal()513 subjectTwo := new(Subject)514 subjectOne := new(Subject)515 ctrl.RecordCall(subjectOne, "FooMethod", "1")516 ctrl.RecordCall(subjectOne, "BarMethod", "2")517 ctrl.RecordCall(subjectTwo, "FooMethod", "3")518 ctrl.RecordCall(subjectTwo, "BarMethod", "4")519 // Make the calls in a different order, which should be fine.520 ctrl.Call(subjectOne, "BarMethod", "2")521 ctrl.Call(subjectTwo, "FooMethod", "3")522 ctrl.Call(subjectTwo, "BarMethod", "4")523 ctrl.Call(subjectOne, "FooMethod", "1")524 reporter.assertPass("After making all calls in different order")525 ctrl.Finish()526 reporter.assertPass("After finish")527}528func commonTestOrderedCalls(t *testing.T) (reporter *ErrorReporter, ctrl *gomock.Controller, subjectOne, subjectTwo *Subject) {529 reporter, ctrl = createFixtures(t)530 subjectOne = new(Subject)531 subjectTwo = new(Subject)532 gomock.InOrder(533 ctrl.RecordCall(subjectOne, "FooMethod", "1").AnyTimes(),534 ctrl.RecordCall(subjectTwo, "FooMethod", "2"),535 ctrl.RecordCall(subjectTwo, "BarMethod", "3"),536 )537 return538}539func TestOrderedCallsCorrect(t *testing.T) {540 reporter, ctrl, subjectOne, subjectTwo := commonTestOrderedCalls(t)541 ctrl.Call(subjectOne, "FooMethod", "1")542 ctrl.Call(subjectTwo, "FooMethod", "2")543 ctrl.Call(subjectTwo, "BarMethod", "3")544 ctrl.Finish()545 reporter.assertPass("After finish")546}547func TestPanicOverridesExpectationChecks(t *testing.T) {548 ctrl := gomock.NewController(t)549 reporter := NewErrorReporter(t)550 reporter.assertFatal(func() {551 ctrl.RecordCall(new(Subject), "FooMethod", "1")552 defer ctrl.Finish()553 reporter.Fatalf("Intentional panic")554 })555}556func TestSetArgWithBadType(t *testing.T) {557 rep, ctrl := createFixtures(t)558 defer ctrl.Finish()559 s := new(Subject)560 // This should catch a type error:561 rep.assertFatal(func() {562 ctrl.RecordCall(s, "FooMethod", "1").SetArg(0, "blah")563 })564 ctrl.Call(s, "FooMethod", "1")565}566func TestTimes0(t *testing.T) {567 rep, ctrl := createFixtures(t)568 defer ctrl.Finish()569 s := new(Subject)570 ctrl.RecordCall(s, "FooMethod", "arg").Times(0)571 rep.assertFatal(func() {572 ctrl.Call(s, "FooMethod", "arg")573 })574}575func TestVariadicMatching(t *testing.T) {576 rep, ctrl := createFixtures(t)577 defer rep.recoverUnexpectedFatal()578 s := new(Subject)579 ctrl.RecordCall(s, "VariadicMethod", 0, "1", "2")580 ctrl.Call(s, "VariadicMethod", 0, "1", "2")581 ctrl.Finish()582 rep.assertPass("variadic matching works")583}584func TestVariadicNoMatch(t *testing.T) {585 rep, ctrl := createFixtures(t)586 defer rep.recoverUnexpectedFatal()587 s := new(Subject)588 ctrl.RecordCall(s, "VariadicMethod", 0)589 rep.assertFatal(func() {590 ctrl.Call(s, "VariadicMethod", 1)591 }, "expected call at", "doesn't match the argument at index 0",592 "Got: 1 (int)\nWant: is equal to 0 (int)")593 ctrl.Call(s, "VariadicMethod", 0)594 ctrl.Finish()595}596func TestVariadicMatchingWithSlice(t *testing.T) {597 testCases := [][]string{598 {"1"},599 {"1", "2"},600 }601 for _, tc := range testCases {602 t.Run(fmt.Sprintf("%d arguments", len(tc)), func(t *testing.T) {603 rep, ctrl := createFixtures(t)604 defer rep.recoverUnexpectedFatal()605 s := new(Subject)606 ctrl.RecordCall(s, "VariadicMethod", 1, tc)607 args := make([]interface{}, len(tc)+1)608 args[0] = 1609 for i, arg := range tc {610 args[i+1] = arg611 }612 ctrl.Call(s, "VariadicMethod", args...)613 ctrl.Finish()614 rep.assertPass("slices can be used as matchers for variadic arguments")615 })616 }617}618func TestVariadicArgumentsGotFormatter(t *testing.T) {619 rep, ctrl := createFixtures(t)620 defer rep.recoverUnexpectedFatal()621 s := new(Subject)622 ctrl.RecordCall(623 s,624 "VariadicMethod",625 gomock.GotFormatterAdapter(626 gomock.GotFormatterFunc(func(i interface{}) string {627 return fmt.Sprintf("test{%v}", i)628 }),629 gomock.Eq(0),630 ),631 )632 rep.assertFatal(func() {633 ctrl.Call(s, "VariadicMethod", 1)634 }, "expected call to", "doesn't match the argument at index 0",635 "Got: test{1}\nWant: is equal to 0")636 ctrl.Call(s, "VariadicMethod", 0)637 ctrl.Finish()638}639func TestVariadicArgumentsGotFormatterTooManyArgsFailure(t *testing.T) {640 rep, ctrl := createFixtures(t)641 defer rep.recoverUnexpectedFatal()642 s := new(Subject)643 ctrl.RecordCall(644 s,645 "VariadicMethod",646 0,647 gomock.GotFormatterAdapter(648 gomock.GotFormatterFunc(func(i interface{}) string {649 return fmt.Sprintf("test{%v}", i)650 }),651 gomock.Eq("1"),652 ),653 )654 rep.assertFatal(func() {655 ctrl.Call(s, "VariadicMethod", 0, "2", "3")656 }, "expected call to", "doesn't match the argument at index 1",657 "Got: test{[2 3]}\nWant: is equal to 1")658 ctrl.Call(s, "VariadicMethod", 0, "1")659 ctrl.Finish()660}661func TestNoHelper(t *testing.T) {662 ctrlNoHelper := gomock.NewController(NewErrorReporter(t))663 // doesn't panic664 ctrlNoHelper.T.Helper()665}666func TestWithHelper(t *testing.T) {667 withHelper := &HelperReporter{TestReporter: NewErrorReporter(t)}668 ctrlWithHelper := gomock.NewController(withHelper)...

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assertFatal

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1func Test(t *testing.T) {2 gomock_test.AssertFatal(t, func() {3 })4}5func Test(t *testing.T) {6 gomock_test.AssertFatal(t, func() {7 })8}9func Test(t *testing.T) {10 gomock_test.AssertFatal(t, func() {11 })12}13func Test(t *testing.T) {14 gomock_test.AssertFatal(t, func() {15 })16}17func Test(t *testing.T) {18 gomock_test.AssertFatal(t, func() {19 })20}21func Test(t *testing.T) {22 gomock_test.AssertFatal(t, func() {23 })24}25func Test(t *testing.T) {26 gomock_test.AssertFatal(t, func() {27 })28}29func Test(t *testing.T) {30 gomock_test.AssertFatal(t, func() {31 })32}33func Test(t *testing.T) {34 gomock_test.AssertFatal(t, func() {35 })36}37func Test(t *testing.T) {38 gomock_test.AssertFatal(t, func() {39 })40}

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assertFatal

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1func Test1(t *testing.T) {2 g := gomock_test.New(t)3 defer g.Finish()4}5func Test2(t *testing.T) {6 g := gomock_test.New(t)7 defer g.Finish()8}9func Test3(t *testing.T) {10 g := gomock_test.New(t)11 defer g.Finish()12}13func Test4(t *testing.T) {14 g := gomock_test.New(t)15 defer g.Finish()16}17func Test5(t *testing.T) {18 g := gomock_test.New(t)19 defer g.Finish()20}21func Test6(t *testing.T) {22 g := gomock_test.New(t)23 defer g.Finish()24}25func Test7(t *testing.T) {26 g := gomock_test.New(t)27 defer g.Finish()28}29func Test8(t *testing.T) {30 g := gomock_test.New(t)31 defer g.Finish()32}

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assertFatal

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1import (2func TestSomething(t *testing.T) {3 ctrl := gomock.NewController(t)4 mock := NewMockMyInterface(ctrl)5 mock.EXPECT().DoSomething(1).Return("Hello")6 result := mock.DoSomething(1)7 if result != "Hello" {8 t.Fatalf("Unexpected result: %s", result)9 }10}11import (12func TestSomething(t *testing.T) {13 ctrl := gomock.NewController(t)14 mock := NewMockMyInterface(ctrl)15 mock.EXPECT().DoSomething(1).Return("Hello")16 result := mock.DoSomething(1)17 if result != "Hello" {18 t.Fatalf("Unexpected result: %s", result)19 }20}21import (22func TestSomething(t *testing.T) {23 ctrl := gomock.NewController(t)24 mock := NewMockMyInterface(ctrl)25 mock.EXPECT().DoSomething(1).Return("Hello")26 result := mock.DoSomething(1)27 if result != "Hello" {28 t.Fatalf("Unexpected result: %s", result)29 }30}31import (32func TestSomething(t *testing.T) {

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assertFatal

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1import (2func TestGomock(t *testing.T) {3 fmt.Println("Hello, playground")4}5import (6func TestGomock(t *testing.T) {7 fmt.Println("Hello, playground")8}

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assertFatal

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1import (2func TestAdd(t *testing.T) {3 gomock_test := new(gomock_test)4 gomock_test.assertFatal(t, Add(1, 2) == 3, "Add(1, 2) should be 3")5}6func Add(x, y int) int {7}8import (9func TestAdd(t *testing.T) {10 gomock_test := new(gomock_test)11 gomock_test.assertFatal(t, Add(1, 2) == 3, "Add(1, 2) should be 3")12}13func Add(x, y int) int {14}15import (16func TestAdd(t *testing.T) {17 gomock_test := new(gomock_test)18 gomock_test.assertFatal(t, Add(1, 2) == 3, "Add(1, 2) should be 3")19}20func Add(x, y int) int {21}22import (23func TestAdd(t *testing.T) {24 gomock_test := new(gomock_test)25 gomock_test.assertFatal(t, Add(1, 2) == 3, "Add(1, 2) should be 3")26}27func Add(x, y int) int {28}29import (30func TestAdd(t *testing.T) {31 gomock_test := new(gomock_test)32 gomock_test.assertFatal(t, Add(1, 2) == 3, "Add(1, 2)

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assertFatal

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1import (2type gomock_test struct {3}4func (g *gomock_test) assertFatal(t *testing.T, message string, err error) {5 if err != nil {6 t.Fatalf("%s: %v", message, err)7 }8}9func (g *gomock_test) actual() (string, error) {10 return "", errors.New("error")11}12func main() {13 fmt.Println("vim-go")14}

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