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|
// RUN: %{swiftc} %s -o %T/Asynchronous
// RUN: %T/Asynchronous > %t || true
// RUN: %{xctest_checker} %t %s
#if os(macOS)
import SwiftXCTest
#else
import XCTest
#endif
// CHECK: Test Suite 'All tests' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Suite '.*\.xctest' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Suite 'ExpectationsTestCase' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
class ExpectationsTestCase: XCTestCase {
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnUnfulfilledExpectation_fails' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+4]]: error: ExpectationsTestCase.test_waitingForAnUnfulfilledExpectation_fails : Asynchronous wait failed - Exceeded timeout of 0.2 seconds, with unfulfilled expectations: foo
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnUnfulfilledExpectation_fails' failed \(\d+\.\d+ seconds\)
func test_waitingForAnUnfulfilledExpectation_fails() {
expectation(description: "foo")
waitForExpectations(timeout: 0.2)
}
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForUnfulfilledExpectations_outputsAllExpectations_andFails' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+5]]: error: ExpectationsTestCase.test_waitingForUnfulfilledExpectations_outputsAllExpectations_andFails : Asynchronous wait failed - Exceeded timeout of 0.2 seconds, with unfulfilled expectations: bar, baz
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForUnfulfilledExpectations_outputsAllExpectations_andFails' failed \(\d+\.\d+ seconds\)
func test_waitingForUnfulfilledExpectations_outputsAllExpectations_andFails() {
expectation(description: "bar")
expectation(description: "baz")
waitForExpectations(timeout: 0.2)
}
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnImmediatelyFulfilledExpectation_passes' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnImmediatelyFulfilledExpectation_passes' passed \(\d+\.\d+ seconds\)
func test_waitingForAnImmediatelyFulfilledExpectation_passes() {
let expectation = self.expectation(description: "flim")
expectation.fulfill()
waitForExpectations(timeout: 0.2)
}
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnEventuallyFulfilledExpectation_passes' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnEventuallyFulfilledExpectation_passes' passed \(\d+\.\d+ seconds\)
func test_waitingForAnEventuallyFulfilledExpectation_passes() {
let expectation = self.expectation(description: "flam")
let timer = Timer.scheduledTimer(withTimeInterval: 0.1, repeats: false) { _ in
expectation.fulfill()
}
RunLoop.current.add(timer, forMode: .default)
waitForExpectations(timeout: 1.0)
}
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnExpectationFulfilledAfterTheTimeout_fails' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+8]]: error: ExpectationsTestCase.test_waitingForAnExpectationFulfilledAfterTheTimeout_fails : Asynchronous wait failed - Exceeded timeout of 0.1 seconds, with unfulfilled expectations: hog
// CHECK: Test Case 'ExpectationsTestCase.test_waitingForAnExpectationFulfilledAfterTheTimeout_fails' failed \(\d+\.\d+ seconds\)
func test_waitingForAnExpectationFulfilledAfterTheTimeout_fails() {
let expectation = self.expectation(description: "hog")
let timer = Timer.scheduledTimer(withTimeInterval: 1.0, repeats: false) { _ in
expectation.fulfill()
}
RunLoop.current.add(timer, forMode: .default)
waitForExpectations(timeout: 0.1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_whenTimeoutIsImmediate_andAllExpectationsAreFulfilled_passes' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_whenTimeoutIsImmediate_andAllExpectationsAreFulfilled_passes' passed \(\d+\.\d+ seconds\)
func test_whenTimeoutIsImmediate_andAllExpectationsAreFulfilled_passes() {
let expectation = self.expectation(description: "smog")
expectation.fulfill()
waitForExpectations(timeout: 0.0)
}
// CHECK: Test Case 'ExpectationsTestCase.test_whenTimeoutIsImmediate_butNotAllExpectationsAreFulfilled_fails' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+4]]: error: ExpectationsTestCase.test_whenTimeoutIsImmediate_butNotAllExpectationsAreFulfilled_fails : Asynchronous wait failed - Exceeded timeout of -1.0 seconds, with unfulfilled expectations: dog
// CHECK: Test Case 'ExpectationsTestCase.test_whenTimeoutIsImmediate_butNotAllExpectationsAreFulfilled_fails' failed \(\d+\.\d+ seconds\)
func test_whenTimeoutIsImmediate_butNotAllExpectationsAreFulfilled_fails() {
expectation(description: "dog")
waitForExpectations(timeout: -1.0)
}
// PRAGMA MARK: - Multiple Expectations
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectations' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectations' passed \(\d+\.\d+ seconds\)
func test_multipleExpectations() {
let foo = expectation(description: "foo")
let bar = XCTestExpectation(description: "bar")
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
bar.fulfill()
}
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
foo.fulfill()
}
XCTWaiter(delegate: self).wait(for: [foo, bar], timeout: 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectations_async' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectations_async' passed \(\d+\.\d+ seconds\)
func test_multipleExpectations_async() async {
let foo = expectation(description: "foo")
let bar = XCTestExpectation(description: "bar")
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
bar.fulfill()
}
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
foo.fulfill()
}
await XCTWaiter(delegate: self).fulfillment(of: [foo, bar], timeout: 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingCorrect' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingCorrect' passed \(\d+\.\d+ seconds\)
func test_multipleExpectationsEnforceOrderingCorrect() {
let foo = expectation(description: "foo")
let bar = XCTestExpectation(description: "bar")
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
foo.fulfill()
bar.fulfill()
}
XCTWaiter(delegate: self).wait(for: [foo, bar], timeout: 1, enforceOrder: true)
}
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingCorrectBeforeWait' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingCorrectBeforeWait' passed \(\d+\.\d+ seconds\)
func test_multipleExpectationsEnforceOrderingCorrectBeforeWait() {
let foo = expectation(description: "foo")
let bar = XCTestExpectation(description: "bar")
foo.fulfill()
bar.fulfill()
XCTWaiter(delegate: self).wait(for: [foo, bar], timeout: 1, enforceOrder: true)
}
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingIncorrect' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+6]]: error: ExpectationsTestCase.test_multipleExpectationsEnforceOrderingIncorrect : Failed due to expectation fulfilled in incorrect order: requires 'foo', actually fulfilled 'bar'
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingIncorrect' failed \(\d+\.\d+ seconds\)
func test_multipleExpectationsEnforceOrderingIncorrect() {
let foo = expectation(description: "foo")
let bar = XCTestExpectation(description: "bar")
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
bar.fulfill()
foo.fulfill()
}
XCTWaiter(delegate: self).wait(for: [foo, bar], timeout: 1, enforceOrder: true)
}
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsIncludingInvertedEnforceOrderingIncorrect' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+8]]: error: ExpectationsTestCase.test_multipleExpectationsIncludingInvertedEnforceOrderingIncorrect : Failed due to expectation fulfilled in incorrect order: requires 'foo', actually fulfilled 'bar'
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsIncludingInvertedEnforceOrderingIncorrect' failed \(\d+\.\d+ seconds\)
func test_multipleExpectationsIncludingInvertedEnforceOrderingIncorrect() {
let inverted = expectation(description: "inverted")
inverted.isInverted = true
let foo = expectation(description: "foo")
let bar = XCTestExpectation(description: "bar")
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
bar.fulfill()
foo.fulfill()
}
XCTWaiter(delegate: self).wait(for: [inverted, foo, bar], timeout: 1, enforceOrder: true)
}
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingIncorrectBeforeWait' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+5]]: error: ExpectationsTestCase.test_multipleExpectationsEnforceOrderingIncorrectBeforeWait : Failed due to expectation fulfilled in incorrect order: requires 'foo', actually fulfilled 'bar'
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingIncorrectBeforeWait' failed \(\d+\.\d+ seconds\)
func test_multipleExpectationsEnforceOrderingIncorrectBeforeWait() {
let foo = expectation(description: "foo")
let bar = XCTestExpectation(description: "bar")
bar.fulfill()
foo.fulfill()
XCTWaiter(delegate: self).wait(for: [foo, bar], timeout: 1, enforceOrder: true)
}
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingStressTest' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_multipleExpectationsEnforceOrderingStressTest' passed \(\d+\.\d+ seconds\)
func test_multipleExpectationsEnforceOrderingStressTest() {
for _ in 0..<2000 {
let expectation1 = XCTestExpectation(description: "expectation1")
let expectation2 = XCTestExpectation(description: "expectation2")
DispatchQueue.global(qos: .default).async {
expectation1.fulfill()
expectation2.fulfill()
}
wait(for: [expectation1, expectation2], timeout: 5, enforceOrder: true)
}
}
// PRAGMA MARK: - Inverse Expectations
// CHECK: Test Case 'ExpectationsTestCase.test_inverseExpectationPass' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_inverseExpectationPass' passed \(\d+\.\d+ seconds\)
func test_inverseExpectationPass() {
let foo = expectation(description: "foo")
foo.isInverted = true
waitForExpectations(timeout: 0.1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_inverseExpectationFail' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+6]]: error: ExpectationsTestCase.test_inverseExpectationFail : Asynchronous wait failed - Fulfilled inverted expectation 'foo'
// CHECK: Test Case 'ExpectationsTestCase.test_inverseExpectationFail' failed \(\d+\.\d+ seconds\)
func test_inverseExpectationFail() {
let foo = expectation(description: "foo")
foo.isInverted = true
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.01) {
foo.fulfill()
}
waitForExpectations(timeout: 0.5)
}
// CHECK: Test Case 'ExpectationsTestCase.test_inverseExpectationFulfilledBeforeWait' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+5]]: error: ExpectationsTestCase.test_inverseExpectationFulfilledBeforeWait : Asynchronous wait failed - Fulfilled inverted expectation 'foo'
// CHECK: Test Case 'ExpectationsTestCase.test_inverseExpectationFulfilledBeforeWait' failed \(\d+\.\d+ seconds\)
func test_inverseExpectationFulfilledBeforeWait() {
let foo = expectation(description: "foo")
foo.isInverted = true
foo.fulfill()
wait(for: [foo], timeout: 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsPass' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsPass' passed \(\d+\.\d+ seconds\)
func test_combiningInverseAndStandardExpectationsPass() {
let foo = expectation(description: "foo")
foo.isInverted = true
let bar = XCTestExpectation(description: "bar")
DispatchQueue.global(qos: .default).asyncAfter(wallDeadline: .now() + 0.1) {
bar.fulfill()
}
let start = Date.timeIntervalSinceReferenceDate
waitForExpectations(timeout: 0.5)
// Make sure we actually waited long enough.
XCTAssertGreaterThanOrEqual(Date.timeIntervalSinceReferenceDate - start, 0.5)
}
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsFailWithTimeout' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+8]]: error: ExpectationsTestCase.test_combiningInverseAndStandardExpectationsFailWithTimeout : Asynchronous wait failed - Exceeded timeout of 0.5 seconds, with unfulfilled expectations: bar
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsFailWithTimeout' failed \(\d+\.\d+ seconds\)
func test_combiningInverseAndStandardExpectationsFailWithTimeout() {
let foo = expectation(description: "foo")
foo.isInverted = true
expectation(description: "bar")
let start = Date.timeIntervalSinceReferenceDate
waitForExpectations(timeout: 0.5)
// Make sure we actually waited long enough.
XCTAssertGreaterThanOrEqual(Date.timeIntervalSinceReferenceDate - start, 0.5)
}
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsFailWithInverseFulfillment' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+8]]: error: ExpectationsTestCase.test_combiningInverseAndStandardExpectationsFailWithInverseFulfillment : Asynchronous wait failed - Fulfilled inverted expectation 'foo'
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsFailWithInverseFulfillment' failed \(\d+\.\d+ seconds\)
func test_combiningInverseAndStandardExpectationsFailWithInverseFulfillment() {
let foo = expectation(description: "foo")
foo.isInverted = true
let bar = expectation(description: "bar")
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.1) {
foo.fulfill()
bar.fulfill()
}
waitForExpectations(timeout: 0.5)
}
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsWithOrderingEnforcement' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_combiningInverseAndStandardExpectationsWithOrderingEnforcement' passed \(\d+\.\d+ seconds\)
func test_combiningInverseAndStandardExpectationsWithOrderingEnforcement() {
var a, b, c: XCTestExpectation
var start: TimeInterval
a = XCTestExpectation(description: "a")
a.isInverted = true
b = XCTestExpectation(description: "b")
c = XCTestExpectation(description: "c")
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.01) {
b.fulfill()
c.fulfill()
}
start = Date.timeIntervalSinceReferenceDate
wait(for: [a, b, c], timeout: 0.2, enforceOrder: true)
XCTAssertGreaterThanOrEqual(Date.timeIntervalSinceReferenceDate - start, 0.2)
a = XCTestExpectation(description: "a")
a.isInverted = true
b = XCTestExpectation(description: "b")
c = XCTestExpectation(description: "c")
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.01) {
b.fulfill()
c.fulfill()
}
start = Date.timeIntervalSinceReferenceDate
wait(for: [b, a, c], timeout: 0.2, enforceOrder: true)
XCTAssertGreaterThanOrEqual(Date.timeIntervalSinceReferenceDate - start, 0.2)
a = XCTestExpectation(description: "a")
a.isInverted = true
b = XCTestExpectation(description: "b")
c = XCTestExpectation(description: "c")
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.01) {
b.fulfill()
c.fulfill()
}
start = Date.timeIntervalSinceReferenceDate
wait(for: [b, c, a], timeout: 0.2, enforceOrder: true)
XCTAssertGreaterThanOrEqual(Date.timeIntervalSinceReferenceDate - start, 0.2)
}
// PRAGMA MARK: - Counted Expectations
// CHECK: Test Case 'ExpectationsTestCase.test_countedConditionPass' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_countedConditionPass' passed \(\d+\.\d+ seconds\)
func test_countedConditionPass() {
let foo = expectation(description: "foo")
foo.expectedFulfillmentCount = 2
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.05) {
foo.fulfill()
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.05) {
foo.fulfill()
}
}
waitForExpectations(timeout: 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_countedConditionPassBeforeWaiting' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_countedConditionPassBeforeWaiting' passed \(\d+\.\d+ seconds\)
func test_countedConditionPassBeforeWaiting() {
let foo = expectation(description: "foo")
foo.expectedFulfillmentCount = 2
foo.fulfill()
foo.fulfill()
waitForExpectations(timeout: 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_countedConditionFail' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+8]]: error: ExpectationsTestCase.test_countedConditionFail : Asynchronous wait failed - Exceeded timeout of 0.2 seconds, with unfulfilled expectations: foo
// CHECK: Test Case 'ExpectationsTestCase.test_countedConditionFail' failed \(\d+\.\d+ seconds\)
func test_countedConditionFail() {
let foo = expectation(description: "foo")
foo.expectedFulfillmentCount = 2
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.01) {
foo.fulfill()
}
waitForExpectations(timeout: 0.2)
}
// PRAGMA MARK: - assertForOverFulfill
// CHECK: Test Case 'ExpectationsTestCase.test_assertForOverfulfill_disabled' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_assertForOverfulfill_disabled' passed \(\d+\.\d+ seconds\)
func test_assertForOverfulfill_disabled() {
let foo = XCTestExpectation(description: "foo")
XCTAssertFalse(foo.assertForOverFulfill, "assertForOverFulfill should be disabled by default")
foo.fulfill()
foo.fulfill()
}
// CHECK: Test Case 'ExpectationsTestCase.test_assertForOverfulfill_failure' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+7]]: error: ExpectationsTestCase.test_assertForOverfulfill_failure : API violation - multiple calls made to XCTestExpectation.fulfill\(\) for rob.
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+16]]: error: ExpectationsTestCase.test_assertForOverfulfill_failure : API violation - multiple calls made to XCTestExpectation.fulfill\(\) for rob.
// CHECK: Test Case 'ExpectationsTestCase.test_assertForOverfulfill_failure' failed \(\d+\.\d+ seconds\)
func test_assertForOverfulfill_failure() {
let expectation = self.expectation(description: "rob")
expectation.assertForOverFulfill = true
expectation.fulfill()
expectation.fulfill()
// FIXME: The behavior here is subtly different from Objective-C XCTest.
// Objective-C XCTest would stop executing the test on the line
// above, and so would not report a failure for this line below.
// In total, it would highlight one line as a failure in this
// test.
//
// swift-corelibs-xctest continues to execute the test, and so
// highlights both the lines above and below as failures.
// This should be fixed such that the behavior is identical.
expectation.fulfill()
self.waitForExpectations(timeout: 0.1)
}
// PRAGMA MARK: - Interrupted Waiters
// Disabled due to non-deterministic ordering of XCTWaiterDelegate callbacks, see [SR-10034] and <rdar://problem/49123061>
/*
CHECK: Test Case 'ExpectationsTestCase.test_outerWaiterTimesOut_InnerWaitersAreInterrupted' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+22]]: error: ExpectationsTestCase.test_outerWaiterTimesOut_InnerWaitersAreInterrupted : Asynchronous wait failed - Exceeded timeout of 0.1 seconds, with unfulfilled expectations: outer
CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+11]]: error: ExpectationsTestCase.test_outerWaiterTimesOut_InnerWaitersAreInterrupted : Asynchronous waiter <XCTWaiter expectations: 'inner-1'> failed - Interrupted by timeout of containing waiter <XCTWaiter expectations: 'outer'>
CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+15]]: error: ExpectationsTestCase.test_outerWaiterTimesOut_InnerWaitersAreInterrupted : Asynchronous waiter <XCTWaiter expectations: 'inner-2'> failed - Interrupted by timeout of containing waiter <XCTWaiter expectations: 'outer'>
CHECK: Test Case 'ExpectationsTestCase.test_outerWaiterTimesOut_InnerWaitersAreInterrupted' failed \(\d+\.\d+ seconds\)
*/
func test_outerWaiterTimesOut_InnerWaitersAreInterrupted() {
let outerWaiter = XCTWaiter(delegate: self)
let outerExpectation = XCTestExpectation(description: "outer")
RunLoop.main.perform {
do {
let innerWaiter = XCTWaiter(delegate: self)
let innerExpectation = XCTestExpectation(description: "inner-1")
XCTAssertEqual(innerWaiter.wait(for: [innerExpectation], timeout: 1), .interrupted, "waiting for \(innerExpectation.expectationDescription)")
}
do {
let innerWaiter = XCTWaiter(delegate: self)
let innerExpectation = XCTestExpectation(description: "inner-2")
XCTAssertEqual(innerWaiter.wait(for: [innerExpectation], timeout: 1), .interrupted, "waiting for \(innerExpectation.expectationDescription)")
}
}
let start = Date.timeIntervalSinceReferenceDate
let result = outerWaiter.wait(for: [outerExpectation], timeout: 0.1)
let durationOfOuterWait = Date.timeIntervalSinceReferenceDate - start
XCTAssertEqual(result, .timedOut)
// The theoretical best-case duration in the current implementation is:
// `timeout` (.1) + `kOuterTimeoutSlop` (.25) = .35
// Adding some leeway for other system activity brings us to this value for the assertion.
XCTAssertLessThanOrEqual(durationOfOuterWait, 0.65)
}
// CHECK: Test Case 'ExpectationsTestCase.test_outerWaiterCompletes_InnerWaiterTimesOut' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+14]]: error: ExpectationsTestCase.test_outerWaiterCompletes_InnerWaiterTimesOut : Asynchronous wait failed - Exceeded timeout of 1.0 seconds, with unfulfilled expectations: inner
// CHECK: Test Case 'ExpectationsTestCase.test_outerWaiterCompletes_InnerWaiterTimesOut' failed \(\d+\.\d+ seconds\)
func test_outerWaiterCompletes_InnerWaiterTimesOut() {
let outerWaiter = XCTWaiter(delegate: self)
let outerExpectation = XCTestExpectation(description: "outer")
var outerExpectationFulfillTime = TimeInterval(0)
RunLoop.main.perform {
RunLoop.main.perform {
outerExpectationFulfillTime = Date.timeIntervalSinceReferenceDate
outerExpectation.fulfill()
}
let innerWaiter = XCTWaiter(delegate: self)
let innerExpectation = XCTestExpectation(description: "inner")
XCTAssertEqual(innerWaiter.wait(for: [innerExpectation], timeout: 1), .timedOut)
}
let start = Date.timeIntervalSinceReferenceDate
XCTAssertEqual(outerWaiter.wait(for: [outerExpectation], timeout: 1), .completed)
XCTAssertLessThanOrEqual(outerExpectationFulfillTime - start, 0.1)
XCTAssertGreaterThanOrEqual(Date.timeIntervalSinceReferenceDate - start, 1)
}
// PRAGMA MARK: - Waiter Conveniences
// CHECK: Test Case 'ExpectationsTestCase.test_classWait' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_classWait' passed \(\d+\.\d+ seconds\)
func test_classWait() {
var a, b: XCTestExpectation
a = XCTestExpectation(description: "a")
b = XCTestExpectation(description: "b")
XCTAssertEqual(XCTWaiter.wait(for: [a, b], timeout: 0.01), .timedOut)
a = XCTestExpectation(description: "a")
b = XCTestExpectation(description: "b")
a.fulfill()
b.fulfill()
XCTAssertEqual(XCTWaiter.wait(for: [a, b], timeout: 1), .completed)
}
// CHECK: Test Case 'ExpectationsTestCase.test_classWaitEnforcingOrder' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_classWaitEnforcingOrder' passed \(\d+\.\d+ seconds\)
func test_classWaitEnforcingOrder() {
let a = XCTestExpectation(description: "a")
let b = XCTestExpectation(description: "b")
b.fulfill()
a.fulfill()
XCTAssertEqual(XCTWaiter.wait(for: [a, b], timeout: 1, enforceOrder: true), .incorrectOrder)
}
// CHECK: Test Case 'ExpectationsTestCase.test_classWaitInverseExpectationFail' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_classWaitInverseExpectationFail' passed \(\d+\.\d+ seconds\)
func test_classWaitInverseExpectationFail() {
let a = XCTestExpectation(description: "a")
a.isInverted = true
a.fulfill()
XCTAssertEqual(XCTWaiter.wait(for: [a], timeout: 0.001), .invertedFulfillment)
}
// PRAGMA MARK: - Regressions
// CHECK: Test Case 'ExpectationsTestCase.test_fulfillmentOnSecondaryThread' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_fulfillmentOnSecondaryThread' passed \(\d+\.\d+ seconds\)
func test_fulfillmentOnSecondaryThread() {
let foo = expectation(description: "foo")
DispatchQueue.global(qos: .default).async {
foo.fulfill()
}
waitForExpectations(timeout: 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_expectationCreationOnSecondaryThread' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_expectationCreationOnSecondaryThread' passed \(\d+\.\d+ seconds\)
func test_expectationCreationOnSecondaryThread() {
DispatchQueue.global().sync {
let foo = self.expectation(description: "foo")
foo.fulfill()
}
waitForExpectations(timeout: 1)
// Also test using an "explicit" wait API (which accepts an array of expectations) to wait on an
// expectation created on a non-main thread.
let foo: XCTestExpectation = DispatchQueue.global().sync {
let foo = self.expectation(description: "foo")
foo.fulfill()
return foo
}
wait(for: [foo], timeout: 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_expectationCreationWhileWaiting' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_expectationCreationWhileWaiting' passed \(\d+\.\d+ seconds\)
func test_expectationCreationWhileWaiting() {
let foo = expectation(description: "foo")
DispatchQueue.main.async {
let bar = self.expectation(description: "bar")
bar.fulfill()
foo.fulfill()
}
// Waits on `foo` with a generous timeout, since we want to ensure we don't proceed until the dispatched block has completed.
waitForExpectations(timeout: 100)
// Waits on `bar` with a zero timeout, since by this point we expect the dispatched block to have completed and thus
// the second expectation should already be fulfilled.
waitForExpectations(timeout: 0)
}
// CHECK: Test Case 'ExpectationsTestCase.test_runLoopInsideDispatch' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: .*[/\\]Tests[/\\]Functional[/\\]Asynchronous[/\\]Expectations[/\\]main.swift:[[@LINE+8]]: error: ExpectationsTestCase.test_runLoopInsideDispatch : Asynchronous wait failed - Exceeded timeout of 0.5 seconds, with unfulfilled expectations: foo
// CHECK: Test Case 'ExpectationsTestCase.test_runLoopInsideDispatch' failed \(\d+\.\d+ seconds\)
func test_runLoopInsideDispatch() {
DispatchQueue.main.async {
var foo: XCTestExpectation? = self.expectation(description: "foo")
DispatchQueue.main.asyncAfter(wallDeadline: .now() + 0.1) {
foo?.fulfill()
}
self.waitForExpectations(timeout: 0.5)
foo = nil
}
RunLoop.main.run(until: Date() + 1)
}
// CHECK: Test Case 'ExpectationsTestCase.test_waitForExpectationsAsync' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_waitForExpectationsAsync' passed \(\d+\.\d+ seconds\)
func test_waitForExpectationsAsync() async {
// Basic check that waitForExpectations() is functional when used with the
// await keyword in an async function.
let expectation = self.expectation(description: "foo")
expectation.fulfill()
await self.waitForExpectations(timeout: 0.0)
}
// CHECK: Test Case 'ExpectationsTestCase.test_waitForExpectationsFromMainActor' started at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: Test Case 'ExpectationsTestCase.test_waitForExpectationsFromMainActor' passed \(\d+\.\d+ seconds\)
func test_waitForExpectationsFromMainActor() async {
await MainActor.run {
// Basic check that waitForExpectations() is functional and does not need
// the await keyword when used from a main-actor-isolated test function.
let expectation = self.expectation(description: "foo")
expectation.fulfill()
self.waitForExpectations(timeout: 0.0)
}
}
static var allTests = {
return [
("test_waitingForAnUnfulfilledExpectation_fails", test_waitingForAnUnfulfilledExpectation_fails),
("test_waitingForUnfulfilledExpectations_outputsAllExpectations_andFails", test_waitingForUnfulfilledExpectations_outputsAllExpectations_andFails),
("test_waitingForAnImmediatelyFulfilledExpectation_passes", test_waitingForAnImmediatelyFulfilledExpectation_passes),
("test_waitingForAnEventuallyFulfilledExpectation_passes", test_waitingForAnEventuallyFulfilledExpectation_passes),
("test_waitingForAnExpectationFulfilledAfterTheTimeout_fails", test_waitingForAnExpectationFulfilledAfterTheTimeout_fails),
("test_whenTimeoutIsImmediate_andAllExpectationsAreFulfilled_passes", test_whenTimeoutIsImmediate_andAllExpectationsAreFulfilled_passes),
("test_whenTimeoutIsImmediate_butNotAllExpectationsAreFulfilled_fails", test_whenTimeoutIsImmediate_butNotAllExpectationsAreFulfilled_fails),
// Multiple Expectations
("test_multipleExpectations", test_multipleExpectations),
("test_multipleExpectations_async", asyncTest(test_multipleExpectations_async)),
("test_multipleExpectationsEnforceOrderingCorrect", test_multipleExpectationsEnforceOrderingCorrect),
("test_multipleExpectationsEnforceOrderingCorrectBeforeWait", test_multipleExpectationsEnforceOrderingCorrectBeforeWait),
("test_multipleExpectationsEnforceOrderingIncorrect", test_multipleExpectationsEnforceOrderingIncorrect),
("test_multipleExpectationsIncludingInvertedEnforceOrderingIncorrect", test_multipleExpectationsIncludingInvertedEnforceOrderingIncorrect),
("test_multipleExpectationsEnforceOrderingIncorrectBeforeWait", test_multipleExpectationsEnforceOrderingIncorrectBeforeWait),
("test_multipleExpectationsEnforceOrderingStressTest", test_multipleExpectationsEnforceOrderingStressTest),
// Inverse Expectations
("test_inverseExpectationPass", test_inverseExpectationPass),
("test_inverseExpectationFail", test_inverseExpectationFail),
("test_inverseExpectationFulfilledBeforeWait", test_inverseExpectationFulfilledBeforeWait),
("test_combiningInverseAndStandardExpectationsPass", test_combiningInverseAndStandardExpectationsPass),
("test_combiningInverseAndStandardExpectationsFailWithTimeout", test_combiningInverseAndStandardExpectationsFailWithTimeout),
("test_combiningInverseAndStandardExpectationsFailWithInverseFulfillment", test_combiningInverseAndStandardExpectationsFailWithInverseFulfillment),
("test_combiningInverseAndStandardExpectationsWithOrderingEnforcement", test_combiningInverseAndStandardExpectationsWithOrderingEnforcement),
// Counted Expectations
("test_countedConditionPass", test_countedConditionPass),
("test_countedConditionPassBeforeWaiting", test_countedConditionPassBeforeWaiting),
("test_countedConditionFail", test_countedConditionFail),
// assertForOverFulfill
("test_assertForOverfulfill_disabled", test_assertForOverfulfill_disabled),
("test_assertForOverfulfill_failure", test_assertForOverfulfill_failure),
// Interrupted Waiters
// ("test_outerWaiterTimesOut_InnerWaitersAreInterrupted", test_outerWaiterTimesOut_InnerWaitersAreInterrupted),
("test_outerWaiterCompletes_InnerWaiterTimesOut", test_outerWaiterCompletes_InnerWaiterTimesOut),
// Waiter Conveniences
("test_classWait", test_classWait),
("test_classWaitEnforcingOrder", test_classWaitEnforcingOrder),
("test_classWaitInverseExpectationFail", test_classWaitInverseExpectationFail),
// Regressions
("test_fulfillmentOnSecondaryThread", test_fulfillmentOnSecondaryThread),
("test_expectationCreationOnSecondaryThread", test_expectationCreationOnSecondaryThread),
("test_expectationCreationWhileWaiting", test_expectationCreationWhileWaiting),
("test_runLoopInsideDispatch", test_runLoopInsideDispatch),
// waitForExpectations() + @MainActor
("test_waitForExpectationsAsync", asyncTest(test_waitForExpectationsAsync)),
("test_waitForExpectationsFromMainActor", asyncTest(test_waitForExpectationsFromMainActor)),
]
}()
}
// CHECK: Test Suite 'ExpectationsTestCase' failed at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: \t Executed 37 tests, with 16 failures \(2 unexpected\) in \d+\.\d+ \(\d+\.\d+\) seconds
XCTMain([testCase(ExpectationsTestCase.allTests)])
// CHECK: Test Suite '.*\.xctest' failed at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: \t Executed 37 tests, with 16 failures \(2 unexpected\) in \d+\.\d+ \(\d+\.\d+\) seconds
// CHECK: Test Suite 'All tests' failed at \d+-\d+-\d+ \d+:\d+:\d+\.\d+
// CHECK: \t Executed 37 tests, with 16 failures \(2 unexpected\) in \d+\.\d+ \(\d+\.\d+\) seconds
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