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[APP-2869] Add Combine and SwiftUI bridges (#125)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| // | ||
| // Disposable+CombineTests.swift | ||
| // Flow | ||
| // | ||
| // Created by Carl Ekman on 2023-02-09. | ||
| // Copyright © 2023 PayPal Inc. All rights reserved. | ||
| // | ||
|
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| import XCTest | ||
| #if DEBUG | ||
| @testable import Flow | ||
| #else | ||
| import Flow | ||
| #endif | ||
| import Foundation | ||
| #if canImport(Combine) | ||
| import Combine | ||
|
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| @available(iOS 13.0, macOS 10.15, *) | ||
| final class Disposable_CombineTests: XCTestCase { | ||
|
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| var bag = CancelBag() | ||
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| override func tearDownWithError() throws { | ||
| bag.cancel() | ||
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| try super.tearDownWithError() | ||
| } | ||
|
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| func testCancellingDisposable() { | ||
| let disposed = expectation(description: "Disposed") | ||
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| let disposer = Disposer { disposed.fulfill() } | ||
| disposer.asAnyCancellable.cancel() | ||
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| wait(for: [disposed], timeout: 1) | ||
| } | ||
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| func testCancelBag() { | ||
| var bag = CancelBag() | ||
|
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| let cancelled1 = expectation(description: "Cancelled 1") | ||
| let cancelled2 = expectation(description: "Cancelled 2") | ||
| let cancelled3 = expectation(description: "Cancelled 3") | ||
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| bag += { cancelled1.fulfill() } | ||
| bag += { cancelled2.fulfill() } | ||
| bag += { cancelled3.fulfill() } | ||
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| bag.cancel() | ||
| XCTAssertFalse(bag.isEmpty) | ||
|
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| wait(for: [cancelled1, cancelled2, cancelled3], timeout: 1) | ||
| XCTAssertFalse(bag.isEmpty) | ||
|
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| bag.empty() | ||
| XCTAssertTrue(bag.isEmpty) | ||
| } | ||
|
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| func testCancellingDisposeBag() { | ||
| let bag = DisposeBag() | ||
|
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| let cancelled1 = expectation(description: "Cancelled 1") | ||
| let cancelled2 = expectation(description: "Cancelled 2") | ||
| let cancelled3 = expectation(description: "Cancelled 3") | ||
|
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| bag += { cancelled1.fulfill() } | ||
| bag += { cancelled2.fulfill() } | ||
| bag += { cancelled3.fulfill() } | ||
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| bag.asAnyCancellable.cancel() | ||
|
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| wait(for: [cancelled1, cancelled2, cancelled3], timeout: 1) | ||
| } | ||
|
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| func testDisposeBagToCancelBag() { | ||
| let disposeBag = DisposeBag() | ||
|
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| let disposed = expectation(description: "Disposed") | ||
|
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| disposeBag += { disposed.fulfill() } | ||
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| var cancelBag = CancelBag(disposable: disposeBag) | ||
| cancelBag.empty() | ||
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| wait(for: [disposed], timeout: 1) | ||
| } | ||
|
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| func testCancelPublisherSink() { | ||
| let callbacker = Callbacker<Event<Int>>() | ||
|
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| let signal = FiniteSignal(callbacker: callbacker) | ||
| let publisher = signal.asAnyPublisher | ||
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| let cancelled = expectation(description: "Cancelled") | ||
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| bag += { cancelled.fulfill() } | ||
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| publisher.sink { _ in | ||
| XCTFail("Did not expect completion") | ||
| } receiveValue: { _ in | ||
| XCTFail("Did not expect value") | ||
| }.store(in: &bag) | ||
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| bag.cancel() | ||
| callbacker.callAll(with: .value(1)) | ||
| callbacker.callAll(with: .end(TestError.fatal)) | ||
|
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| wait(for: [cancelled], timeout: 1) | ||
| } | ||
|
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| } | ||
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| #endif |
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