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import XCTest |
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final class NavigationRouterTests: XCTestCase { |
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private enum TestRoute: Hashable { |
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case home, detail, settings, profile |
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} |
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private var router: NavigationRouter<TestRoute>! |
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override func setUp() { |
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super.setUp() |
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router = NavigationRouter<TestRoute>() |
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} |
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override func tearDown() { |
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router = nil |
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super.tearDown() |
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} |
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func testPush_addsRouteToStack() { |
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router.push(.home) |
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XCTAssertEqual(router.navigationPath, [.home]) |
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router.push(.detail) |
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XCTAssertEqual(router.navigationPath, [.home, .detail]) |
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} |
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func testPop_removesLastRouteFromStack() { |
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router.push(.home) |
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router.push(.detail) |
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router.pop() |
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XCTAssertEqual(router.navigationPath, [.home]) |
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} |
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func testPop_onEmptyStack_doesNothing() { |
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// Should not crash |
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router.pop() |
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XCTAssertTrue(router.navigationPath.isEmpty) |
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} |
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func testPopToRoot_clearsNavigationStack() { |
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router.push(.home) |
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router.push(.detail) |
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router.push(.settings) |
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router.popToRoot() |
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XCTAssertTrue(router.navigationPath.isEmpty) |
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} |
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func testPopTo_validRoute_popsCorrectly() { |
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router.push(.home) |
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router.push(.detail) |
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router.push(.settings) |
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router.push(.profile) |
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router.pop(to: .detail) |
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XCTAssertEqual(router.navigationPath, [.home, .detail]) |
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} |
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func testPopTo_nonExistingRoute_doesNothing() { |
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router.push(.home) |
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router.push(.detail) |
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router.pop(to: .profile) // .profile was never pushed |
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XCTAssertEqual(router.navigationPath, [.home, .detail]) |
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} |
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func testDebugDescription_emptyPath() { |
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XCTAssertEqual(router.pathDebugDescription, "Navigation Path: []") |
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} |
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func testDebugDescription_singleRoute() { |
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router.push(.home) |
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XCTAssertEqual(router.pathDebugDescription, "Navigation Path: [home]") |
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} |
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func testDebugDescription_multipleRoutes() { |
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router.push(.home) |
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router.push(.detail) |
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router.push(.settings) |
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XCTAssertEqual(router.pathDebugDescription, "Navigation Path: [home > detail > settings]") |
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} |
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func testDebugDescription_afterPop() { |
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router.push(.home) |
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router.push(.detail) |
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router.push(.settings) |
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router.pop() |
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XCTAssertEqual(router.pathDebugDescription, "Navigation Path: [home > detail]") |
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} |
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func testDebugDescription_afterPopToRoot() { |
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router.push(.home) |
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router.push(.detail) |
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router.popToRoot() |
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XCTAssertEqual(router.pathDebugDescription, "Navigation Path: []") |
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} |
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func testDebugDescription_afterPopToSpecificRoute() { |
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router.push(.home) |
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router.push(.detail) |
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router.push(.settings) |
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router.pop(to: .home) |
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XCTAssertEqual(router.pathDebugDescription, "Navigation Path: [home]") |
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} |
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} |
