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Support for Swift Testing #133

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5088fcb
Support Swift Testing
johanblumenberg Jul 29, 2025
4555b6d
Resolve conflicts with Foundation.Predicate
johanblumenberg Jul 29, 2025
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33 changes: 33 additions & 0 deletions ...ft/Assertions/XCTestFailureRecorder.swift → ...t/Assertions/TestingFailureRecorder.swift
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Expand Up @@ -23,10 +23,43 @@
SOFTWARE.
*/

#if canImport(XCTest)

import XCTest

class XCTestFailureRecorder: FailureRecorder {
func recordFailure(message: String, file: StaticString, line: UInt) {
XCTFail(message, file: file, line: line)
}
}
#endif

#if canImport(Testing)

import Testing

class SwiftTestingFailureRecorder: FailureRecorder {
func recordFailure(message: String, file: StaticString, line: UInt) {
Issue.record(
Comment(rawValue: message),
sourceLocation: Testing.SourceLocation(
fileID: #fileID, // TODO: pass #fileID from then()
filePath: file.withUTF8Buffer { String(decoding: $0, as: UTF8.self) },
line: Int(line),
column: 1 // TODO: pass #column from then()
)
)
}
}
#endif

class TestingFailureRecorder: FailureRecorder {
func recordFailure(message: String, file: StaticString, line: UInt) {
#if canImport(XCTest)
XCTestFailureRecorder().recordFailure(message: message, file: file, line: line)
#endif
#if canImport(Testing)
SwiftTestingFailureRecorder().recordFailure(message: message, file: file, line: line)
#endif
}
}
2 changes: 1 addition & 1 deletion Sources/MockSwift/Core/Then/Then.swift
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Expand Up @@ -49,7 +49,7 @@ func then<WrappedType>(_ value: WrappedType,
public func then<WrappedType>(_ value: WrappedType,
file: StaticString = #file,
line: UInt = #line) -> Then<WrappedType> {
then(value, errorHandler: ErrorHandler(), failureRecorder: XCTestFailureRecorder(), file: file, line: line)
then(value, errorHandler: ErrorHandler(), failureRecorder: TestingFailureRecorder(), file: file, line: line)
}

/// Call `completion` with a `Then` based on `value`.
Expand Down
16 changes: 8 additions & 8 deletions Tests/MockSwiftIntegrationTests/IntegrationTests/Helpers/DummyProtocol.swift
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Expand Up @@ -71,23 +71,23 @@ extension Given where WrappedType == DummyProtocol {
mockable(first, second)
}

subscript(first: Predicate<Int>, second: Predicate<String>) -> MockableSubscript.Readable<String> {
subscript(first: MockSwift.Predicate<Int>, second: MockSwift.Predicate<String>) -> MockableSubscript.Readable<String> {
mockable(first, second)
}

subscript(x first: Int, y second: Int) -> MockableSubscript.Writable<String> {
mockable(first, second)
}

subscript(x first: Predicate<Int>, y second: Predicate<Int>) -> MockableSubscript.Writable<String> {
subscript(x first: MockSwift.Predicate<Int>, y second: MockSwift.Predicate<Int>) -> MockableSubscript.Writable<String> {
mockable(first, second)
}

func function(identifier: String) -> Mockable<Int> { mockable(identifier) }
func function(identifier: Predicate<String>) -> Mockable<Int> { mockable(identifier) }
func function(identifier: MockSwift.Predicate<String>) -> Mockable<Int> { mockable(identifier) }

func function(identifier: String) -> Mockable<String> { mockable(identifier) }
func function(identifier: Predicate<String>) -> Mockable<String> { mockable(identifier) }
func function(identifier: MockSwift.Predicate<String>) -> Mockable<String> { mockable(identifier) }
}

extension Then where WrappedType == DummyProtocol {
Expand All @@ -99,21 +99,21 @@ extension Then where WrappedType == DummyProtocol {
verifiable(first, second)
}

subscript(first: Predicate<Int>, second: Predicate<String>) -> VerifiableSubscript.Readable<String> {
subscript(first: MockSwift.Predicate<Int>, second: MockSwift.Predicate<String>) -> VerifiableSubscript.Readable<String> {
verifiable(first, second)
}

subscript(x first: Int, y second: Int) -> VerifiableSubscript.Writable<String> {
verifiable(first, second)
}

subscript(x first: Predicate<Int>, y second: Predicate<Int>) -> VerifiableSubscript.Writable<String> {
subscript(x first: MockSwift.Predicate<Int>, y second: MockSwift.Predicate<Int>) -> VerifiableSubscript.Writable<String> {
verifiable(first, second)
}

func function(identifier: String) -> Verifiable<Int> { verifiable(identifier) }
func function(identifier: Predicate<String>) -> Verifiable<Int> { verifiable(identifier) }
func function(identifier: MockSwift.Predicate<String>) -> Verifiable<Int> { verifiable(identifier) }

func function(identifier: String) -> Verifiable<String> { verifiable(identifier) }
func function(identifier: Predicate<String>) -> Verifiable<String> { verifiable(identifier) }
func function(identifier: MockSwift.Predicate<String>) -> Verifiable<String> { verifiable(identifier) }
}
12 changes: 6 additions & 6 deletions Tests/MockSwiftTests/Predicates/PredicateBoolTests.swift
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Expand Up @@ -29,32 +29,32 @@ import XCTest

class PredicatBoolTests: XCTestCase {
func test_isTrue_shouldReturnTrue() {
let predicate: Predicate<Bool> = .isTrue()
let predicate: MockSwift.Predicate<Bool> = .isTrue()
XCTAssertTrue(predicate.satisfy(by: true))
}

func test_isTrue_shouldReturnFalse() {
let predicate: Predicate<Bool> = .isTrue()
let predicate: MockSwift.Predicate<Bool> = .isTrue()
XCTAssertFalse(predicate.satisfy(by: false))
}

func test_isTrue_description() {
let predicate: Predicate<Bool> = .isTrue()
let predicate: MockSwift.Predicate<Bool> = .isTrue()
XCTAssertEqual(predicate.description, "True")
}

func test_isFalse_shouldReturnTrue() {
let predicate: Predicate<Bool> = .isFalse()
let predicate: MockSwift.Predicate<Bool> = .isFalse()
XCTAssertTrue(predicate.satisfy(by: false))
}

func test_isFalse_shouldReturnFalse() {
let predicate: Predicate<Bool> = .isFalse()
let predicate: MockSwift.Predicate<Bool> = .isFalse()
XCTAssertFalse(predicate.satisfy(by: true))
}

func test_isFalse_description() {
let predicate: Predicate<Bool> = .isFalse()
let predicate: MockSwift.Predicate<Bool> = .isFalse()
XCTAssertEqual(predicate.description, "False")
}
}
6 changes: 3 additions & 3 deletions Tests/MockSwiftTests/Predicates/PredicateOptionalTests.swift
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Expand Up @@ -29,17 +29,17 @@ import XCTest

class PredicateOptionalTests: XCTestCase {
func test_isNil_shouldReturnTrue() {
let predicate: Predicate<Int?> = .isNil()
let predicate: MockSwift.Predicate<Int?> = .isNil()
XCTAssertTrue(predicate.satisfy(by: nil))
}

func test_isNil_shouldReturnFalse() {
let predicate: Predicate<Int?> = .isNil()
let predicate: MockSwift.Predicate<Int?> = .isNil()
XCTAssertFalse(predicate.satisfy(by: 0))
}

func test_isNil_description() {
let predicate: Predicate<Int?> = .isNil()
let predicate: MockSwift.Predicate<Int?> = .isNil()
XCTAssertEqual(predicate.description, "nil")
}
}
28 changes: 14 additions & 14 deletions Tests/MockSwiftTests/Predicates/PredicateTests.swift
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Expand Up @@ -32,31 +32,31 @@ class PredicateTests: XCTestCase {
// MARK: - match(description:any type:_ predicate:)

func test_match_withMatchShouldReturnFalseIfInputIsNotTheSameType() {
func assertion<T>(_ predicate: Predicate<T>) {
func assertion<T>(_ predicate: MockSwift.Predicate<T>) {
XCTAssertFalse(predicate.satisfy(by: 1))
}

assertion(.match(any: String.self) { _ in true })
}

func test_match_shouldReturnFalseIfInputNotMatched() {
func assertion<T>(_ predicate: Predicate<T>) {
func assertion<T>(_ predicate: MockSwift.Predicate<T>) {
XCTAssertFalse(predicate.satisfy(by: "not Empty"))
}

assertion(.match(any: String.self) { $0.isEmpty })
}

func test_match_shouldReturnTrueIfInputMatched() {
func assertion<T>(_ predicate: Predicate<T>) {
func assertion<T>(_ predicate: MockSwift.Predicate<T>) {
XCTAssertTrue(predicate.satisfy(by: ""))
}

assertion(.match(any: String.self) { $0.isEmpty })
}

func test_match_description() {
let predicate: Predicate<String> = .match { _ in
let predicate: MockSwift.Predicate<String> = .match { _ in
true
}
XCTAssertEqual("\(predicate)", "a String")
Expand All @@ -65,7 +65,7 @@ class PredicateTests: XCTestCase {
// MARK: - match(_ value:file:line:)

func test_match_shouldReturnTrueIfInputMatchedByAnyPredicate() {
let anyPredicate: AnyPredicate = Predicate<String>.match { value in
let anyPredicate: AnyPredicate = MockSwift.Predicate<String>.match { value in
value.isEmpty
}
let predicate: AnyPredicate = Predicate<AnyPredicate>.match(anyPredicate)
Expand Down Expand Up @@ -99,63 +99,63 @@ class PredicateTests: XCTestCase {
// MARK: - match(description:any type:when keyPath:)

func test_match_shouldReturnTrueIfKeyPathReturnTrue() {
func assertion<T>(_ predicate: Predicate<T>) {
func assertion<T>(_ predicate: MockSwift.Predicate<T>) {
XCTAssertTrue(predicate.satisfy(by: ""))
}

assertion(.match(any: String.self, \.isEmpty))
}

func test_match_shouldReturnFalseIfKeyPathReturnFalse() {
func assertion<T>(_ predicate: Predicate<T>) {
func assertion<T>(_ predicate: MockSwift.Predicate<T>) {
XCTAssertFalse(predicate.satisfy(by: "not Empty"))
}

assertion(.match(any: String.self, \.isEmpty))
}

func test_match_KeyPathDescription() {
let predicate: Predicate<String> = .match(\.isEmpty)
let predicate: MockSwift.Predicate<String> = .match(\.isEmpty)

XCTAssertEqual("\(predicate)", "a String")
}

// MARK: - any(_ type:)

func test_any_shouldReturnFalse() {
func assertion<T>(_ predicate: Predicate<T>) {
func assertion<T>(_ predicate: MockSwift.Predicate<T>) {
XCTAssertFalse(predicate.satisfy(by: 1))
}

assertion(.any(String.self))
}

func test_any_shouldReturnTrue() {
func assertion<T>(_ predicate: Predicate<T>) {
func assertion<T>(_ predicate: MockSwift.Predicate<T>) {
XCTAssertTrue(predicate.satisfy(by: ""))
}

assertion(.any(String.self))
}

func test_any_description() {
let predicate: Predicate<String> = .any()
let predicate: MockSwift.Predicate<String> = .any()

XCTAssertEqual("\(predicate)", "any String")
}

func test_not_shouldReturnFalse() {
let predicate: Predicate<String> = .not(.match { _ in true })
let predicate: MockSwift.Predicate<String> = .not(.match { _ in true })
XCTAssertFalse(predicate.satisfy(by: ""))
}

func test_not_shouldReturnTrue() {
let predicate: Predicate<String> = .not(.match { _ in false })
let predicate: MockSwift.Predicate<String> = .not(.match { _ in false })
XCTAssertTrue(predicate.satisfy(by: ""))
}

func test_not_description() {
let predicate: Predicate<String> = .not(.match(description: "description") { _ in true })
let predicate: MockSwift.Predicate<String> = .not(.match(description: "description") { _ in true })
XCTAssertEqual("\(predicate)", "not description")
}
}