How to use testStubTrivialMethod_onProtocolMock method of StubbingTests class

...26  func testStubTrivialMethod_onClassMock_implicitlyStubbed() {27    childInstance.childTrivialInstanceMethod()28    verify(child.childTrivialInstanceMethod()).wasCalled()29  }30  func testStubTrivialMethod_onProtocolMock_implicitlyStubbed() {31    childProtocolInstance.childTrivialInstanceMethod()32    verify(childProtocol.childTrivialInstanceMethod()).wasCalled()33  }34  35  func testStubTrivialMethod_onClassMock() {36    given(child.childTrivialInstanceMethod()) ~> ()37    childInstance.childTrivialInstanceMethod()38    verify(child.childTrivialInstanceMethod()).wasCalled()39  }40  func testStubTrivialMethod_onProtocolMock() {41    given(childProtocol.childTrivialInstanceMethod()) ~> ()42    childProtocolInstance.childTrivialInstanceMethod()43    verify(childProtocol.childTrivialInstanceMethod()).wasCalled()44  }45  46  func testStubTrivialMethod_onClassMock_explicitSyntax() {47    given(child.childTrivialInstanceMethod()).willReturn(())48    childInstance.childTrivialInstanceMethod()49    verify(child.childTrivialInstanceMethod()).wasCalled()50  }51  func testStubTrivialMethod_onProtocolMock_explicitSyntax() {52    given(childProtocol.childTrivialInstanceMethod()).willReturn(())53    childProtocolInstance.childTrivialInstanceMethod()54    verify(childProtocol.childTrivialInstanceMethod()).wasCalled()55  }56  57  func testStubTrivialMethod_onClassMock_convenienceExplicitSyntax() {58    given(child.childTrivialInstanceMethod()).willReturn()59    childInstance.childTrivialInstanceMethod()60    verify(child.childTrivialInstanceMethod()).wasCalled()61  }62  func testStubTrivialMethod_onProtocolMock_convenienceExplicitSyntax() {63    given(childProtocol.childTrivialInstanceMethod()).willReturn()64    childProtocolInstance.childTrivialInstanceMethod()65    verify(childProtocol.childTrivialInstanceMethod()).wasCalled()66  }67  68  func testStubParameterizedMethodWithWildcardMatcher_onClassMock() {69    given(child.childParameterizedInstanceMethod(param1: any(), any())) ~> true70    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))71    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()72    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()73  }74  func testStubParameterizedMethodWithWildcardMatcher_onProtocolMock() {75    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())) ~> true76    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))77    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()78    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()79  }80  81  func testStubParameterizedMethodWithWildcardMatcher_onClassMock_explicitSyntax() {82    given(child.childParameterizedInstanceMethod(param1: any(), any())).willReturn(true)83    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))84    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()85    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()86  }87  func testStubParameterizedMethodWithWildcardMatcher_onProtocolMock_explicitSyntax() {88    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).willReturn(true)89    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))90    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()91    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()92  }93  94  func testStubParameterizedMethodWithExactValue_onClassMock() {95    given(child.childParameterizedInstanceMethod(param1: true, 1)) ~> true96    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))97    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()98  }99  func testStubParameterizedMethodWithExactValue_onProtocolMock() {100    given(childProtocol.childParameterizedInstanceMethod(param1: true, 1)) ~> true101    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))102    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()103  }104  105  func testStubParameterizedMethodWithExactValue_onClassMock_explicitSyntax() {106    given(child.childParameterizedInstanceMethod(param1: true, 1)).willReturn(true)107    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))108    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()109  }110  func testStubParameterizedMethodWithExactValue_onProtocolMock_explicitSyntax() {111    given(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).willReturn(true)112    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))113    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()114  }115  116  // MARK: Non-matching117  118  func testStubParameterizedMethodWithWildcardMatcher_doesNotMatch_onClassMock() {119    shouldFail {120      given(self.child.childParameterizedInstanceMethod(param1: any(), 1)) ~> true121      XCTAssertTrue(self.childInstance.childParameterizedInstanceMethod(param1: true, 2))122    }123  }124  func testStubParameterizedMethodWithWildcardMatcher_doesNotMatch_onProtocolMock() {125    shouldFail {126      given(self.childProtocol.childParameterizedInstanceMethod(param1: any(), 1)) ~> true127      XCTAssertTrue(self.childProtocolInstance.childParameterizedInstanceMethod(param1: true, 2))128    }129  }130  131  func testStubParameterizedMethodWithWildcardMatcher_doesNotMatch_onClassMock_explicitSyntax() {132    shouldFail {133      given(self.child.childParameterizedInstanceMethod(param1: any(), 1)).willReturn(true)134      XCTAssertTrue(self.childInstance.childParameterizedInstanceMethod(param1: true, 2))135    }136  }137  func testStubParameterizedMethodWithWildcardMatcher_doesNotMatch_onProtocolMock_explicitSyntax() {138    shouldFail {139      given(self.childProtocol.childParameterizedInstanceMethod(param1: any(), 1)).willReturn(true)140      XCTAssertTrue(self.childProtocolInstance.childParameterizedInstanceMethod(param1: true, 2))141    }142  }143  144  func testStubParameterizedMethodWithExactValue_doesNotMatch_onClassMock() {145    shouldFail {146      given(self.child.childParameterizedInstanceMethod(param1: true, 1)) ~> true147      XCTAssertTrue(self.childInstance.childParameterizedInstanceMethod(param1: false, 1))148    }149  }150  func testStubParameterizedMethodWithExactValue_doesNotMatch_onProtocolMock() {151    shouldFail {152      given(self.childProtocol.childParameterizedInstanceMethod(param1: true, 1)) ~> true153      XCTAssertTrue(self.childProtocolInstance.childParameterizedInstanceMethod(param1: false, 1))154    }155  }156  157  func testStubParameterizedMethodWithExactValue_doesNotMatch_onClassMock_explicitSyntax() {158    shouldFail {159      given(self.child.childParameterizedInstanceMethod(param1: true, 1)).willReturn(true)160      XCTAssertTrue(self.childInstance.childParameterizedInstanceMethod(param1: false, 1))161    }162  }163  func testStubParameterizedMethodWithExactValue_doesNotMatch_onProtocolMock_explicitSyntax() {164    shouldFail {165      given(self.childProtocol.childParameterizedInstanceMethod(param1: true, 1)).willReturn(true)166      XCTAssertTrue(self.childProtocolInstance.childParameterizedInstanceMethod(param1: false, 1))167    }168  }169  170  // MARK: Value consistency171  172  func testStubReturnValueReturnsSameValue_onClassMock() {173    given(child.getChildComputedInstanceVariable()) ~> true174    XCTAssertTrue(childInstance.childComputedInstanceVariable)175    XCTAssertTrue(childInstance.childComputedInstanceVariable)176    XCTAssertTrue(childInstance.childComputedInstanceVariable)177    verify(child.getChildComputedInstanceVariable()).wasCalled(exactly(3))178  }179  func testStubReturnValueReturnsSameValue_onProtocolMock() {180    given(childProtocol.getChildInstanceVariable()) ~> true181    XCTAssertTrue(childProtocolInstance.childInstanceVariable)182    XCTAssertTrue(childProtocolInstance.childInstanceVariable)183    XCTAssertTrue(childProtocolInstance.childInstanceVariable)184    verify(childProtocol.getChildInstanceVariable()).wasCalled(exactly(3))185  }186  187  func testStubReturnValueReturnsSameValue_onClassMock_explicitSyntax() {188    given(child.getChildComputedInstanceVariable()).willReturn(true)189    XCTAssertTrue(childInstance.childComputedInstanceVariable)190    XCTAssertTrue(childInstance.childComputedInstanceVariable)191    XCTAssertTrue(childInstance.childComputedInstanceVariable)192    verify(child.getChildComputedInstanceVariable()).wasCalled(exactly(3))193  }194  func testStubReturnValueReturnsSameValue_onProtocolMock_explicitSyntax() {195    given(childProtocol.getChildInstanceVariable()).willReturn(true)196    XCTAssertTrue(childProtocolInstance.childInstanceVariable)197    XCTAssertTrue(childProtocolInstance.childInstanceVariable)198    XCTAssertTrue(childProtocolInstance.childInstanceVariable)199    verify(childProtocol.getChildInstanceVariable()).wasCalled(exactly(3))200  }201  202  // MARK: Precedence203  204  func testStubParameterizedMethodOverridesPrevious_onClassMock() {205    given(child.childParameterizedInstanceMethod(param1: any(), any())) ~> true206    given(child.childParameterizedInstanceMethod(param1: any(), any())) ~> false207    XCTAssertFalse(childInstance.childParameterizedInstanceMethod(param1: true, 1))208    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()209    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()210  }211  func testStubParameterizedMethodOverridesPrevious_onProtocolMock() {212    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())) ~> true213    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())) ~> false214    XCTAssertFalse(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))215    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()216    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()217  }218  219  func testStubParameterizedMethodOverridesPrevious_onClassMock_explicitSyntax() {220    given(child.childParameterizedInstanceMethod(param1: any(), any())).willReturn(true)221    given(child.childParameterizedInstanceMethod(param1: any(), any())).willReturn(false)222    XCTAssertFalse(childInstance.childParameterizedInstanceMethod(param1: true, 1))223    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()224    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()225  }226  func testStubParameterizedMethodOverridesPrevious_onProtocolMock_explicitSyntax() {227    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).willReturn(true)228    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).willReturn(false)229    XCTAssertFalse(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))230    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()231    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()232  }233  234  func testStubParameterizedMethodIgnoresNonMatching_onClassMock() {235    given(child.childParameterizedInstanceMethod(param1: any(), any())) ~> true236    given(child.childParameterizedInstanceMethod(param1: any(), 100)) ~> false237    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))238    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()239    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()240  }241  func testStubParameterizedMethodIgnoresNonMatching_onProtocolMock() {242    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())) ~> true243    given(childProtocol.childParameterizedInstanceMethod(param1: any(), 100)) ~> false244    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))245    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()246    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()247  }248  249  func testStubParameterizedMethodIgnoresNonMatching_onClassMock_explicitSyntax() {250    given(child.childParameterizedInstanceMethod(param1: any(), any())).willReturn(true)251    given(child.childParameterizedInstanceMethod(param1: any(), 100)).willReturn(false)252    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))253    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()254    verify(child.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()255  }256  func testStubParameterizedMethodIgnoresNonMatching_onProtocolMock_explicitSyntax() {257    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).willReturn(true)258    given(childProtocol.childParameterizedInstanceMethod(param1: any(), 100)).willReturn(false)259    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))260    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()261    verify(childProtocol.childParameterizedInstanceMethod(param1: true, 1)).wasCalled()262  }263  264  // MARK: Clearing stubs265  266  func testClearStubs_onClassMock() {267    shouldFail {268      given(self.child.getChildStoredInstanceVariable()) ~> true269      clearStubs(on: self.child)270      XCTAssertTrue(self.child.childStoredInstanceVariable)271    }272  }273  func testClearStubs_onProtocolMock() {274    shouldFail {275      given(self.childProtocol.getChildInstanceVariable()) ~> true276      clearStubs(on: self.childProtocol)277      XCTAssertTrue(self.child.childComputedInstanceVariable)278    }279  }280  281  func testClearStubs_onClassMock_explicitSyntax() {282    shouldFail {283      given(self.child.getChildStoredInstanceVariable()).willReturn(true)284      clearStubs(on: self.child)285      XCTAssertTrue(self.child.childStoredInstanceVariable)286    }287  }288  func testClearStubs_onProtocolMock_explicitSyntax() {289    shouldFail {290      given(self.childProtocol.getChildInstanceVariable()).willReturn(true)291      clearStubs(on: self.childProtocol)292      XCTAssertTrue(self.child.childComputedInstanceVariable)293    }294  }295  296  // MARK: Closure implementation stubs297  298  func testStubParameterizedMethod_onClassMock_withExplicitlyTypedClosure() {299    given(child.childParameterizedInstanceMethod(param1: any(), any())) ~> {300      (param1: Bool, param2: Int) -> Bool in301      return param1 && param2 == 1302    }303    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))304    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()305  }306  func testStubParameterizedMethod_onProtocolMock_withExplicitlyTypedClosure() {307    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any())) ~> {308      (param1: Bool, param2: Int) -> Bool in309      return param1 && param2 == 1310    }311    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))312    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()313  }314  315  func testStubParameterizedMethod_onClassMock_withImplicitlyTypedClosure() {316    given(child.childParameterizedInstanceMethod(param1: any(), any()))317      ~> { $0 && $1 == 1 }318    XCTAssertTrue(childInstance.childParameterizedInstanceMethod(param1: true, 1))319    verify(child.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()320  }321  func testStubParameterizedMethod_onProtocolMock_withImplicitlyTypedClosure() {322    given(childProtocol.childParameterizedInstanceMethod(param1: any(), any()))323      ~> { $0 && $1 == 1 }324    XCTAssertTrue(childProtocolInstance.childParameterizedInstanceMethod(param1: true, 1))325    verify(childProtocol.childParameterizedInstanceMethod(param1: any(), any())).wasCalled()326  }327  328  func testStubTrivialMethod_onClassMock_withExplicitClosure() {329    given(child.childTrivialInstanceMethod()) ~> {}330    childInstance.childTrivialInstanceMethod()331    verify(child.childTrivialInstanceMethod()).wasCalled()332  }333  func testStubTrivialMethod_onProtocolMock_withExplicitClosure() {334    given(childProtocol.childTrivialInstanceMethod()) ~> {}335    childProtocolInstance.childTrivialInstanceMethod()336    verify(childProtocol.childTrivialInstanceMethod()).wasCalled()337  }338  339  func testStubNonParameterizedReturningMethod_onClassMock_withExplicitClosure() {340    given(child.getChildComputedInstanceVariable()) ~> {true}341    XCTAssertTrue(childInstance.childComputedInstanceVariable)342    verify(child.getChildComputedInstanceVariable()).wasCalled()343  }344  func testStubNonParameterizedReturningMethod_onProtocolMock_withExplicitClosure() {345    given(childProtocol.getChildInstanceVariable()) ~> {true}346    XCTAssertTrue(childProtocolInstance.childInstanceVariable)347    verify(childProtocol.getChildInstanceVariable()).wasCalled()...

1let testStubTrivialMethod_onProtocolMockObj = StubbingTests()2testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()3let testStubTrivialMethod_onProtocolMockObj = StubbingTests()4testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()5let testStubTrivialMethod_onProtocolMockObj = StubbingTests()6testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()7let testStubTrivialMethod_onProtocolMockObj = StubbingTests()8testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()9let testStubTrivialMethod_onProtocolMockObj = StubbingTests()10testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()11let testStubTrivialMethod_onProtocolMockObj = StubbingTests()12testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()13let testStubTrivialMethod_onProtocolMockObj = StubbingTests()14testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()15let testStubTrivialMethod_onProtocolMockObj = StubbingTests()16testStubTrivialMethod_onProtocolMockObj.testStubTrivialMethod_onProtocolMock()17let testStubTrivialMethod_onProtocolMockObj = StubbingTests()

1let mock = ProtocolMock()2let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)3let mock = ProtocolMock()4let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)5let mock = ProtocolMock()6let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)7let mock = ProtocolMock()8let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)9let mock = ProtocolMock()10let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)11let mock = ProtocolMock()12let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)13let mock = ProtocolMock()14let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)15let mock = ProtocolMock()16let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)17let mock = ProtocolMock()18let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)19let mock = ProtocolMock()20let result = StubbingTests().testStubTrivialMethod_onProtocolMock(mock: mock)

1let mock = MockProtocol()2let stubbingTests = StubbingTests()3stubbingTests.testStubTrivialMethod_onProtocolMock(mock)4let mock = MockProtocol()5let stubbingTests = StubbingTests()6stubbingTests.testStubTrivialMethod_onProtocolMock(mock)7let mock = MockProtocol()8let stubbingTests = StubbingTests()9stubbingTests.testStubTrivialMethod_onProtocolMock(mock)10let mock = MockProtocol()11let stubbingTests = StubbingTests()12stubbingTests.testStubTrivialMethod_onProtocolMock(mock)13let mock = MockProtocol()14let stubbingTests = StubbingTests()15stubbingTests.testStubTrivialMethod_onProtocolMock(mock)16let mock = MockProtocol()17let stubbingTests = StubbingTests()18stubbingTests.testStubTrivialMethod_onProtocolMock(mock)19let mock = MockProtocol()20let stubbingTests = StubbingTests()21stubbingTests.testStubTrivialMethod_onProtocolMock(mock)22let mock = MockProtocol()23let stubbingTests = StubbingTests()24stubbingTests.testStubTrivialMethod_onProtocolMock(mock)25let mock = MockProtocol()26let stubbingTests = StubbingTests()27stubbingTests.testStubTrivialMethod_onProtocolMock(mock)28let mock = MockProtocol()

1let mock = ProtocolMock()2let stubbingTests = StubbingTests()3stubbingTests.testStubTrivialMethod_onProtocolMock(mock: mock)4let mock = ProtocolMock()5let stubbingTests = StubbingTests()6stubbingTests.testStubTrivialMethod_onProtocolMock(mock: mock)

1func testStubTrivialMethod_onProtocolMock() {2    let mock = ProtocolMock()3    mock.stubTrivialMethod()4}5func testStubTrivialMethod_onProtocolMock() {6    let mock = ProtocolMock()7    mock.stubTrivialMethod()8}9func testStubTrivialMethod_onProtocolMock() {10    let mock = ProtocolMock()11    mock.stubTrivialMethod()12}13func testStubTrivialMethod_onProtocolMock() {14    let mock = ProtocolMock()15    mock.stubTrivialMethod()16}17func testStubTrivialMethod_onProtocolMock() {18    let mock = ProtocolMock()19    mock.stubTrivialMethod()20}21func testStubTrivialMethod_onProtocolMock() {22    let mock = ProtocolMock()23    mock.stubTrivialMethod()24}25func testStubTrivialMethod_onProtocolMock() {26    let mock = ProtocolMock()27    mock.stubTrivialMethod()28}29func testStubTrivialMethod_onProtocolMock() {30    let mock = ProtocolMock()31    mock.stubTrivialMethod()32}

1    func testStubTrivialMethod_onProtocolMock() {2        let mock = MockProtocol()3        mock.stubTrivialMethod = { () -> String in4        }5        let result = mock.trivialMethod()6        XCTAssertEqual(result, "stubbed")7    }

1import XCTest2class StubbingTests: XCTestCase {3    func testStubTrivialMethod_onProtocolMock() {4        let mock = MockProtocol()5        mock.stub { mock in6            when(mock.doSomething()).thenReturn(42)7        }8        XCTAssertEqual(42, mock.doSomething())9    }10}11import XCTest12class StubbingTests: XCTestCase {13    func testStubTrivialMethod_onProtocolMock() {14        let mock = MockProtocol()15        mock.stub { mock in16            when(mock.doSomething()).thenReturn(42)17        }18        XCTAssertEqual(42, mock.doSomething())19    }20}21import XCTest22class StubbingTests: XCTestCase {23    func testStubTrivialMethod_onProtocolMock() {24        let mock = MockProtocol()25        mock.stub { mock in26            when(mock.doSomething()).thenReturn(42)27        }28        XCTAssertEqual(42, mock.doSomething())29    }30}31import XCTest32class StubbingTests: XCTestCase {33    func testStubTrivialMethod_onProtocolMock() {34        let mock = MockProtocol()35        mock.stub { mock in36            when(mock.doSomething()).thenReturn(42)37        }38        XCTAssertEqual(42, mock.doSomething())39    }40}41import XCTest42class StubbingTests: XCTestCase {43    func testStubTrivialMethod_onProtocolMock() {44        let mock = MockProtocol()45        mock.stub { mock in46            when(mock.doSomething()).thenReturn(42)47        }48        XCTAssertEqual(42, mock.doSomething())49    }50}51import XCTest52class StubbingTests: XCTestCase {53    func testStubTrivialMethod_onProtocolMock() {54        let mock = MockProtocol()55        mock.stub { mock in