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How to use testWaitUntilDetectsStalledMainThreadActivity method of ClassUnderTest class

Best Nimble code snippet using ClassUnderTest.testWaitUntilDetectsStalledMainThreadActivity

AsynchronousTest.swift

Source:AsynchronousTest.swift

...11            ("testToEventuallyWithCustomDefaultTimeout", testToEventuallyWithCustomDefaultTimeout),12            ("testWaitUntilTimesOutIfNotCalled", testWaitUntilTimesOutIfNotCalled),13            ("testWaitUntilTimesOutWhenExceedingItsTime", testWaitUntilTimesOutWhenExceedingItsTime),14            ("testWaitUntilNegativeMatches", testWaitUntilNegativeMatches),15            ("testWaitUntilDetectsStalledMainThreadActivity", testWaitUntilDetectsStalledMainThreadActivity),16            ("testCombiningAsyncWaitUntilAndToEventuallyIsNotAllowed", testCombiningAsyncWaitUntilAndToEventuallyIsNotAllowed),17            ("testWaitUntilErrorsIfDoneIsCalledMultipleTimes", testWaitUntilErrorsIfDoneIsCalledMultipleTimes),18            ("testWaitUntilMustBeInMainThread", testWaitUntilMustBeInMainThread),19            ("testToEventuallyMustBeInMainThread", testToEventuallyMustBeInMainThread),20            ("testSubjectUnderTestIsReleasedFromMemory", testSubjectUnderTestIsReleasedFromMemory),21        ]22    }23    class Error: Swift.Error {}24    let errorToThrow = Error()25    private func doThrowError() throws -> Int {26        throw errorToThrow27    }28    func testToEventuallyPositiveMatches() {29        var value = 030        deferToMainQueue { value = 1 }31        expect { value }.toEventually(equal(1))32        deferToMainQueue { value = 0 }33        expect { value }.toEventuallyNot(equal(1))34    }35    func testToEventuallyNegativeMatches() {36        let value = 037        failsWithErrorMessage("expected to eventually not equal <0>, got <0>") {38            expect { value }.toEventuallyNot(equal(0))39        }40        failsWithErrorMessage("expected to eventually equal <1>, got <0>") {41            expect { value }.toEventually(equal(1))42        }43        failsWithErrorMessage("unexpected error thrown: <\(errorToThrow)>") {44            expect { try self.doThrowError() }.toEventually(equal(1))45        }46        failsWithErrorMessage("unexpected error thrown: <\(errorToThrow)>") {47            expect { try self.doThrowError() }.toEventuallyNot(equal(0))48        }49    }50    func testToEventuallyWithCustomDefaultTimeout() {51        AsyncDefaults.Timeout = 252        defer {53            AsyncDefaults.Timeout = 154        }55        var value = 056        let sleepThenSetValueTo: (Int) -> Void = { newValue in57            Thread.sleep(forTimeInterval: 1.1)58            value = newValue59        }60        var asyncOperation: () -> Void = { sleepThenSetValueTo(1) }61        if #available(OSX 10.10, *) {62            DispatchQueue.global().async(execute: asyncOperation)63        } else {64            DispatchQueue.global(priority: .default).async(execute: asyncOperation)65        }66        expect { value }.toEventually(equal(1))67        asyncOperation = { sleepThenSetValueTo(0) }68        if #available(OSX 10.10, *) {69            DispatchQueue.global().async(execute: asyncOperation)70        } else {71            DispatchQueue.global(priority: .default).async(execute: asyncOperation)72        }73        expect { value }.toEventuallyNot(equal(1))74    }75    func testWaitUntilPositiveMatches() {76        waitUntil { done in77            done()78        }79        waitUntil { done in80            deferToMainQueue {81                done()82            }83        }84    }85    func testWaitUntilTimesOutIfNotCalled() {86        failsWithErrorMessage("Waited more than 1.0 second") {87            waitUntil(timeout: 1) { _ in return }88        }89    }90    func testWaitUntilTimesOutWhenExceedingItsTime() {91        var waiting = true92        failsWithErrorMessage("Waited more than 0.01 seconds") {93            waitUntil(timeout: 0.01) { done in94                let asyncOperation: () -> Void = {95                    Thread.sleep(forTimeInterval: 0.1)96                    done()97                    waiting = false98                }99                if #available(OSX 10.10, *) {100                    DispatchQueue.global().async(execute: asyncOperation)101                } else {102                    DispatchQueue.global(priority: .default).async(execute: asyncOperation)103                }104            }105        }106        // "clear" runloop to ensure this test doesn't poison other tests107        repeat {108            RunLoop.main.run(until: Date().addingTimeInterval(0.2))109        } while(waiting)110    }111    func testWaitUntilNegativeMatches() {112        failsWithErrorMessage("expected to equal <2>, got <1>") {113            waitUntil { done in114                Thread.sleep(forTimeInterval: 0.1)115                expect(1).to(equal(2))116                done()117            }118        }119    }120    func testWaitUntilDetectsStalledMainThreadActivity() {121        let msg = "-waitUntil() timed out but was unable to run the timeout handler because the main thread is unresponsive (0.5 seconds is allow after the wait times out). Conditions that may cause this include processing blocking IO on the main thread, calls to sleep(), deadlocks, and synchronous IPC. Nimble forcefully stopped run loop which may cause future failures in test run."122        failsWithErrorMessage(msg) {123            waitUntil(timeout: 1) { done in124                Thread.sleep(forTimeInterval: 5.0)125                done()126            }127        }128    }129    func testCombiningAsyncWaitUntilAndToEventuallyIsNotAllowed() {130        // Currently we are unable to catch Objective-C exceptions when built by the Swift Package Manager131#if !SWIFT_PACKAGE132        let referenceLine = #line + 9133        var msg = "Unexpected exception raised: Nested async expectations are not allowed "134        msg += "to avoid creating flaky tests."...

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1let classUnderTest = ClassUnderTest()2classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()3let classUnderTest = ClassUnderTest()4classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()5let classUnderTest = ClassUnderTest()6classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()7let classUnderTest = ClassUnderTest()8classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()9let classUnderTest = ClassUnderTest()10classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()11let classUnderTest = ClassUnderTest()12classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()13let classUnderTest = ClassUnderTest()14classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()15let classUnderTest = ClassUnderTest()16classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()17let classUnderTest = ClassUnderTest()18classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()19let classUnderTest = ClassUnderTest()20classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()21let classUnderTest = ClassUnderTest()22classUnderTest.testWaitUntilDetectsStalledMainThreadActivity()

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1import XCTest2class ClassUnderTestTests: XCTestCase {3    func testWaitUntilDetectsStalledMainThreadActivity() {4        let expectation = self.expectation(description: "wait for main thread to stall")5        let classUnderTest = ClassUnderTest()6        classUnderTest.waitUntilDetectsStalledMainThreadActivity { (stalled) in7            XCTAssertTrue(stalled)8            expectation.fulfill()9        }10        waitForExpectations(timeout: 10, handler: nil)11    }12}13import XCTest14class ClassUnderTest {15    func waitUntilDetectsStalledMainThreadActivity(completion: @escaping (Bool) -> Void) {16        DispatchQueue.main.async {17            completion(isStalled)18        }19    }20}21import XCTest22class ClassUnderTestTests: XCTestCase {23    func testWaitUntilDetectsStalledMainThreadActivity() {24        let expectation = self.expectation(description: "wait for main thread to stall")25        let classUnderTest = ClassUnderTest()26        classUnderTest.waitUntilDetectsStalledMainThreadActivity { (stalled) in27            XCTAssertTrue(stalled)28            expectation.fulfill()29        }30        waitForExpectations(timeout: 10, handler: nil)31    }32}33import XCTest34class ClassUnderTest {35    func waitUntilDetectsStalledMainThreadActivity(completion: @escaping (Bool) -> Void) {36        DispatchQueue.main.async {37            completion(isStalled)38        }39    }40}41import XCTest42class ClassUnderTestTests: XCTestCase {43    func testWaitUntilDetectsStalledMainThreadActivity() {44        let expectation = self.expectation(description: "wait for main thread to stall")45        let classUnderTest = ClassUnderTest()46        classUnderTest.waitUntilDetectsStalledMainThreadActivity { (stalled) in47            XCTAssertTrue(stalled)48            expectation.fulfill()49        }

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1import XCTest2import ClassUnderTest3class ClassUnderTestTests: XCTestCase {4    func testWaitUntilDetectsStalledMainThreadActivity() {5        let expectation = self.expectation(description: "main thread is not stalled")6        let sut = ClassUnderTest()7        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)8        waitForExpectations(timeout: 5, handler: nil)9    }10}11import XCTest12import ClassUnderTest13class ClassUnderTestTests: XCTestCase {14    func testWaitUntilDetectsStalledMainThreadActivity() {15        let expectation = self.expectation(description: "main thread is not stalled")16        let sut = ClassUnderTest()17        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)18        waitForExpectations(timeout: 5, handler: nil)19    }20}21import XCTest22import ClassUnderTest23class ClassUnderTestTests: XCTestCase {24    func testWaitUntilDetectsStalledMainThreadActivity() {25        let expectation = self.expectation(description: "main thread is not stalled")26        let sut = ClassUnderTest()27        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)28        waitForExpectations(timeout: 5, handler: nil)29    }30}31import XCTest32import ClassUnderTest33class ClassUnderTestTests: XCTestCase {34    func testWaitUntilDetectsStalledMainThreadActivity() {35        let expectation = self.expectation(description: "main thread is not stalled")36        let sut = ClassUnderTest()37        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)38        waitForExpectations(timeout: 5, handler: nil)39    }40}41import XCTest42import ClassUnderTest43class ClassUnderTestTests: XCTestCase {44    func testWaitUntilDetectsStalledMainThreadActivity() {45        let expectation = self.expectation(description: "main thread is not stalled")46        let sut = ClassUnderTest()47        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)48        waitForExpectations(timeout: 5, handler

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1class ClassUnderTest {2    func testWaitUntilDetectsStalledMainThreadActivity() {3        let expectation = self.expectation(description: "Wait for main thread to be blocked")4        DispatchQueue.main.async {5            sleep(5)6            expectation.fulfill()7        }8        self.waitForExpectations(timeout: 1, handler: nil)9    }10}11import XCTest12@testable import ClassUnderTest13class ClassUnderTestTests: XCTestCase {14    func testWaitUntilDetectsStalledMainThreadActivity() {15        let expectation = self.expectation(description: "Wait for main thread to be blocked")16        DispatchQueue.main.async {17            sleep(5)18            expectation.fulfill()19        }20        self.waitForExpectations(timeout: 1, handler: nil)21    }22}23class ClassUnderTest {24    func testWaitUntilDetectsStalledMainThreadActivity() {25        let expectation = self.expectation(description: "Wait for main thread to be blocked")26        DispatchQueue.main.async {27            sleep(5)28            expectation.fulfill()29        }30        self.waitForExpectations(timeout: 1, handler: nil)31    }32}33import XCTest34@testable import ClassUnderTest35class ClassUnderTestTests: XCTestCase {36    func testWaitUntilDetectsStalledMainThreadActivity() {37        let expectation = self.expectation(description: "Wait for main thread to be blocked")38        DispatchQueue.main.async {39            sleep(5)40            expectation.fulfill()41        }42        self.waitForExpectations(timeout: 1, handler: nil)43    }44}45class ClassUnderTest {46    func testWaitUntilDetectsStalledMainThreadActivity() {47        let expectation = self.expectation(description: "Wait for main thread to be blocked")48        DispatchQueue.main.async {49            sleep(5)50            expectation.fulfill()51        }52        self.waitForExpectations(timeout: 1, handler: nil)53    }54}55import XCTest56@testable import ClassUnderTest57class ClassUnderTestTests: XCTestCase {58    func testWaitUntilDetectsStalledMainThreadActivity() {59        let expectation = self.expectation(description: "Wait for main thread to be blocked")

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1import XCTest2import ClassUnderTest3class ClassUnderTestTests: XCTestCase {4    func testWaitUntilDetectsStalledMainThreadActivity() {5        let expectation = self.expectation(description: "main thread is not stalled")6        let sut = ClassUnderTest()7        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)8        waitForExpectations(timeout: 5, handler: nil)9    }10}11import XCTest12import ClassUnderTest13class ClassUnderTestTests: XCTestCase {14    func testWaitUntilDetectsStalledMainThreadActivity() {15        let expectation = self.expectation(description: "main thread is not stalled")16        let sut = ClassUnderTest()17        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)18        waitForExpectations(timeout: 5, handler: nil)19    }20}21import XCTest22import ClassUnderTest23class ClassUnderTestTests: XCTestCase {24    func testWaitUntilDetectsStalledMainThreadActivity() {25        let expectation = self.expectation(description: "main thread is not stalled")26        let sut = ClassUnderTest()27        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)28        waitForExpectations(timeout: 5, handler: nil)29    }30}31import XCTest32import ClassUnderTest33class ClassUnderTestTests: XCTestCase {34    func testWaitUntilDetectsStalledMainThreadActivity() {35        let expectation = self.expectation(description: "main thread is not stalled")36        let sut = ClassUnderTest()37        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)38        waitForExpectations(timeout: 5, handler: nil)39    }40}41import XCTest42import ClassUnderTest43class ClassUnderTestTests: XCTestCase {44    func testWaitUntilDetectsStalledMainThreadActivity() {45        let expectation = self.expectation(description: "main thread is not stalled")46        let sut = ClassUnderTest()47        sut.testWaitUntilDetectsStalledMainThreadActivity(expectation)48        waitForExpectations(timeout: 5, handler

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1class ClassUnderTest {2    func testWaitUntilDetectsStalledMainThreadActivity() {3        let expectation = self.expectation(description: "Wait for main thread to be blocked")4        DispatchQueue.main.async {5            sleep(5)6            expectation.fulfill()7        }8        self.waitForExpectations(timeout: 1, handler: nil)9    }10}11import XCTest12@testable import ClassUnderTest13class ClassUnderTestTests: XCTestCase {14    func testWaitUntilDetectsStalledMainThreadActivity() {15        let expectation = self.expectation(description: "Wait for main thread to be blocked")16        DispatchQueue.main.async {17            sleep(5)18            expectation.fulfill()19        }20        self.waitForExpectations(timeout: 1, handler: nil)21    }22}23class ClassUnderTest {24    func testWaitUntilDetectsStalledMainThreadActivity() {25        let expectation = self.expectation(description: "Wait for main thread to be blocked")26        DispatchQueue.main.async {27            sleep(5)28            expectation.fulfill()29        }30        self.waitForExpectations(timeout: 1, handler: nil)31    }32}33import XCTest34@testable import ClassUnderTest35class ClassUnderTestTests: XCTestCase {36    func testWaitUntilDetectsStalledMainThreadActivity() {37        let expectation = self.expectation(description: "Wait for main thread to be blocked")38        DispatchQueue.main.async {39            sleep(5)40            expectation.fulfill()41        }42        self.waitForExpectations(timeout: 1, handler: nil)43    }44}45class ClassUnderTest {46    func testWaitUntilDetectsStalledMainThreadActivity() {47        let expectation = self.expectation(description: "Wait for main thread to be blocked")48        DispatchQueue.main.async {49            sleep(5)50            expectation.fulfill()51        }52        self.waitForExpectations(timeout: 1, handler: nil)53    }54}55import XCTest56@testable import ClassUnderTest57class ClassUnderTestTests: XCTestCase {58    func testWaitUntilDetectsStalledMainThreadActivity() {59        let expectation = self.expectation(description: "Wait for main thread to be blocked")

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1import XCTest2import Foundation3import UIKit4@testable import ClassUnderTest5class ClassUnderTestTests: XCTestCase {6    func testWaitUntilDetectsStalledMainThreadActivity() {7        let expectation = XCTNSPredicateExpectation(predicate: NSPredicate(format: "isIdle == YES"), object: ClassUnderTest())8        let result = XCTWaiter().wait(for: [expectation], timeout: 10)9        XCTAssertEqual(result, .completed)10    }11}12import XCTest13import Foundation14import UIKit15class ClassUnderTest: NSObject {16    override init() {17        super.init()18        DispatchQueue.main.async {19        }20    }21}22import XCTest23import Foundation24import UIKit25class ClassUnderTestTests: XCTestCase {26    func testWaitUntilDetectsStalledMainThreadActivity() {27        let expectation = XCTNSPredicateExpectation(predicate: NSPredicate(format: "isIdle == YES"), object: ClassUnderTest())28        let result = XCTWaiter().wait(for: [expectation], timeout: 10)29        XCTAssertEqual(result, .completed)30    }31}32import XCTest33import Foundation34import UIKit35class ClassUnderTest: NSObject {36    override init() {37        super.init()38        DispatchQueue.main.async {39        }40    }41}42import XCTest43import Foundation44import UIKit45class ClassUnderTest: NSObject {46    override init() {47        super.init()48        DispatchQueue.main.async {49        }50    }51}52XCTAssertEqual(result, .completed)

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1import XCTest2@testable import ClassUnderTest3class ClassUnderTestTests: XCTestCase {4    let classUnderTest = ClassUnderTest()5    func testWaitUntilDetectsStalledMainThreadActivity() {6        classUnderTest.slowOperation()7        XCTAssertTrue(classUnderTest.slowOperationCompleted)8    }9}10import XCTest11@testable import ClassUnderTest12class ClassUnderTestTests: XCTestCase {13    let classUnderTest = ClassUnderTest()14    func testWaitUntilDetectsStalledMainThreadActivity() {15        classUnderTest.slowOperation()16        XCTAssertTrue(classUnderTest.slowOperationCompleted)17    }18}19import XCTest20@testable import ClassUnderTest21class ClassUnderTestTests: XCTestCase {22    let classUnderTest = ClassUnderTest()23    func testWaitUntilDetectsStalledMainThreadActivity() {24        classUnderTest.slowOperation()25        XCTAssertTrue(classUnderTest.slowOperationCompleted)26    }27}28import XCTest29@testable import ClassUnderTest30class ClassUnderTestTests: XCTestCase {31    let classUnderTest = ClassUnderTest()32    func testWaitUntilDetectsStalledMainThreadActivity() {33        classUnderTest.slowOperation()34        XCTAssertTrue(classUnderTest.slowOperationCompleted)35    }36}37import XCTest38@testable import ClassUnderTest39class ClassUnderTestTests: XCTestCase {40    let classUnderTest = ClassUnderTest()41    func testWaitUntilDetectsStalledMainThreadActivity() {42        classUnderTest.slowOperation()43        XCTAssertTrue(classUnderTest.slowOperationCompleted)44    }45}46import XCTest47@testable import ClassUnderTest48class ClassUnderTestTests: XCTestCase {49    let classUnderTest = ClassUnderTest()50    func testWaitUntilDetectsStalledMainThreadActivity() {51        classUnderTest.slowOperation()52        XCTAssertTrue(classUnderTest.slowOperationCompleted)53    }54}55import XCTest56@testable import ClassUnderTest

testWaitUntilDetectsStalledMainThreadActivity

Using AI Code Generation

1func testWaitUntilDetectsStalledMainThreadActivity() {2    let expectation = self.expectation(description: "Stalled main thread activity detected")3    let classUnderTest = ClassUnderTest()4    classUnderTest.waitUntilDetectsStalledMainThreadActivity { (stalledMainThreadActivity) in5        expectation.fulfill()6    }7    self.waitForExpectations(timeout: 2.0, handler: nil)8}9func testWaitUntilDetectsStalledMainThreadActivity() {10    let expectation = self.expectation(description: "Stalled main thread activity detected")11    let classUnderTest = ClassUnderTest()12    classUnderTest.waitUntilDetectsStalledMainThreadActivity { (stalledMainThreadActivity) in13        expectation.fulfill()14    }15    self.waitForExpectations(timeout: 2.0, handler: nil)16}17func testWaitUntilDetectsStalledMainThreadActivity() {18    let expectation = self.expectation(description: "Stalled main thread activity detected")19    let classUnderTest = ClassUnderTest()20    classUnderTest.waitUntilDetectsStalledMainThreadActivity { (stalledMainThreadActivity) in21        expectation.fulfill()22    }23    self.waitForExpectations(timeout: 2.0, handler: nil)24}25func testWaitUntilDetectsStalledMainThreadActivity() {26    let expectation = self.expectation(description: "Stalled main thread activity detected")27    let classUnderTest = ClassUnderTest()28    classUnderTest.waitUntilDetectsStalledMainThreadActivity { (stalledMainThreadActivity) in29        expectation.fulfill()30    }31    self.waitForExpectations(timeout: 2.0, handler: nil)32}33func testWaitUntilDetectsStalledMainThreadActivity() {34    let expectation = self.expectation(description: "Stalled main thread activity detected")

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