106 lines
3.7 KiB
Swift
106 lines
3.7 KiB
Swift
import XCTest
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@testable import suixinkan
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/// 回归验证相机配置期间启动、快速关闭和重复启动的顺序。
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final class QRCodeCaptureSessionControllerTests: XCTestCase {
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func testStartWaitsForConfigurationCommit() {
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let session = RecordingCaptureSession()
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let queue = DispatchQueue(label: "qr-capture-test")
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let controller = QRCodeCaptureSessionController(session: session, queue: queue)
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let entered = DispatchSemaphore(value: 0)
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let release = DispatchSemaphore(value: 0)
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let completed = expectation(description: "configuration committed")
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controller.configure({
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entered.signal()
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_ = release.wait(timeout: .now() + 5)
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return true
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}, completion: { succeeded in
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XCTAssertTrue(Thread.isMainThread)
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XCTAssertTrue(succeeded)
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completed.fulfill()
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})
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XCTAssertEqual(entered.wait(timeout: .now() + 5), .success)
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controller.setRunning(true)
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release.signal()
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queue.sync {
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XCTAssertEqual(session.events, ["begin", "commit", "start"])
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XCTAssertFalse(session.startedDuringConfiguration)
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}
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wait(for: [completed], timeout: 5)
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}
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func testImmediateCloseStopsPendingStart() {
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let session = RecordingCaptureSession()
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let queue = DispatchQueue(label: "qr-capture-test")
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let controller = QRCodeCaptureSessionController(session: session, queue: queue)
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controller.configure({ true }, completion: { _ in })
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controller.setRunning(true)
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controller.setRunning(false)
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queue.sync {
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XCTAssertEqual(session.events, ["begin", "commit", "start", "stop"])
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XCTAssertFalse(session.isRunning)
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}
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}
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func testRepeatedStartAndStopAreIdempotent() {
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let session = RecordingCaptureSession()
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let queue = DispatchQueue(label: "qr-capture-test")
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let controller = QRCodeCaptureSessionController(session: session, queue: queue)
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controller.configure({ true }, completion: { _ in })
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controller.setRunning(true)
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controller.setRunning(true)
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controller.setRunning(false)
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controller.setRunning(false)
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queue.sync {
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XCTAssertEqual(session.events, ["begin", "commit", "start", "stop"])
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}
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}
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func testFailedConfigurationCommitsButDoesNotStart() {
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let session = RecordingCaptureSession()
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let queue = DispatchQueue(label: "qr-capture-test")
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let controller = QRCodeCaptureSessionController(session: session, queue: queue)
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let completed = expectation(description: "configuration failed")
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controller.configure({ false }, completion: { succeeded in
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XCTAssertFalse(succeeded)
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completed.fulfill()
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})
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controller.setRunning(true)
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queue.sync {
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XCTAssertEqual(session.events, ["begin", "commit"])
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XCTAssertFalse(session.isRunning)
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}
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wait(for: [completed], timeout: 5)
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}
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}
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/// 记录调用顺序并检测配置事务内启动的会话替身，仅在测试串行队列读写。
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private final class RecordingCaptureSession: QRCodeCaptureSession {
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var isRunning = false
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var events: [String] = []
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var startedDuringConfiguration = false
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private var configuring = false
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func beginConfiguration() {
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configuring = true
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events.append("begin")
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}
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func commitConfiguration() {
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configuring = false
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events.append("commit")
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}
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func startRunning() {
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startedDuringConfiguration = configuring
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isRunning = true
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events.append("start")
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}
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func stopRunning() {
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isRunning = false
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events.append("stop")
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}
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}
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