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Add some test methods to test the hidden animation.
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‎TZStackViewTests/TZStackViewTests.swift‎

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@@ -1054,4 +1054,205 @@ class TZStackViewTests: TZStackViewTestCase {
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verifyArrangedSubviewConsistency()
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}
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// If you are not animating the hidden property, the hidden property should be set immediately
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func testNonAnimatingHidden() {
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let uiTestView = uiStackView.arrangedSubviews.last!
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let tzTestView = tzStackView.arrangedSubviews.last!
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let expectation = expectationWithDescription("delay")
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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uiTestView.hidden = true
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tzTestView.hidden = true
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XCTAssert(uiTestView.hidden)
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XCTAssert(tzTestView.hidden)
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XCTAssert(uiTestView.layer.hidden)
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XCTAssert(tzTestView.layer.hidden)
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.2 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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expectation.fulfill()
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}
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waitForExpectationsWithTimeout(100, handler: nil)
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}
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// If you are not animating the hidden property, the hidden property should be set immediately
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func testNonAnimatingHiddenWithOther() {
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let uiTestView = uiStackView.arrangedSubviews.last!
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let tzTestView = tzStackView.arrangedSubviews.last!
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let expectation = expectationWithDescription("delay")
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uiTestView.backgroundColor = UIColor.clearColor()
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tzTestView.backgroundColor = UIColor.clearColor()
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UIView.animateWithDuration(2) {
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uiTestView.backgroundColor = UIColor.greenColor()
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tzTestView.backgroundColor = UIColor.greenColor()
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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uiTestView.hidden = true
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tzTestView.hidden = true
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XCTAssert(uiTestView.hidden)
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XCTAssert(tzTestView.hidden)
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XCTAssert(uiTestView.layer.hidden)
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XCTAssert(tzTestView.layer.hidden)
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.2 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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expectation.fulfill()
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}
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waitForExpectationsWithTimeout(100, handler: nil)
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}
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func testAnimatingHidden() {
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let uiTestView = uiStackView.arrangedSubviews.last!
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let tzTestView = tzStackView.arrangedSubviews.last!
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let expectation = expectationWithDescription("delay")
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UIView.animateWithDuration(1) {
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uiTestView.hidden = true
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tzTestView.hidden = true
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// Note uiTestView.hidden == true, tzTestView.hidden == false
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// The presentation should not be hidden.
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XCTAssert(!uiTestView.layer.hidden)
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XCTAssert(!tzTestView.layer.hidden)
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.2 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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XCTAssert(uiTestView.hidden)
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XCTAssert(tzTestView.hidden)
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XCTAssert(uiTestView.layer.hidden)
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XCTAssert(tzTestView.layer.hidden)
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.4 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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expectation.fulfill()
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}
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waitForExpectationsWithTimeout(100, handler: nil)
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}
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func testAnimatingHiddenWithOther() {
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let uiTestView = uiStackView.arrangedSubviews.last!
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let tzTestView = tzStackView.arrangedSubviews.last!
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let expectation = expectationWithDescription("delay")
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UIView.animateWithDuration(1) {
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uiTestView.hidden = true
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tzTestView.hidden = true
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}
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uiTestView.backgroundColor = UIColor.clearColor()
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tzTestView.backgroundColor = UIColor.clearColor()
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UIView.animateWithDuration(2) {
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uiTestView.backgroundColor = UIColor.greenColor()
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tzTestView.backgroundColor = UIColor.greenColor()
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.2 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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// The view should be hidden after the hidden animation completes even if there are still other animations
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XCTAssert(uiTestView.hidden)
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XCTAssert(tzTestView.hidden)
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XCTAssert(uiTestView.layer.hidden)
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XCTAssert(tzTestView.layer.hidden)
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(2.2 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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expectation.fulfill()
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}
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waitForExpectationsWithTimeout(100, handler: nil)
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}
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// The completion callback of an animation should be called
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func testHiddenAnimationCallback() {
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let uiTestView = uiStackView.arrangedSubviews.last!
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let tzTestView = tzStackView.arrangedSubviews.last!
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let expectation = expectationWithDescription("delay")
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var uiCompletionCalled = false
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var tzCompletionCalled = false
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UIView.animateWithDuration(1,
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animations: {
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uiTestView.hidden = true
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}, completion: { _ in
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uiCompletionCalled = true
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})
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UIView.animateWithDuration(1,
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animations: {
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tzTestView.hidden = true
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}, completion: { _ in
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tzCompletionCalled = true
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})
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.2 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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XCTAssert(uiCompletionCalled)
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XCTAssert(tzCompletionCalled)
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.4 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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expectation.fulfill()
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}
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waitForExpectationsWithTimeout(100, handler: nil)
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}
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// The completion callback of an animation should be called when the animation is canceled
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func testHiddenAnimationCallbackCancel() {
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let uiTestView = uiStackView.arrangedSubviews.last!
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let tzTestView = tzStackView.arrangedSubviews.last!
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let expectation = expectationWithDescription("delay")
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var uiCompletionCalled = false
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var tzCompletionCalled = false
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UIView.animateWithDuration(1,
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animations: {
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uiTestView.hidden = true
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}, completion: { finished in
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uiCompletionCalled = true
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XCTAssert(!finished)
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})
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UIView.animateWithDuration(1,
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animations: {
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tzTestView.hidden = true
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}, completion: { finished in
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tzCompletionCalled = true
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XCTAssert(!finished)
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})
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(0.5 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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// this will cancel the animation
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self.uiStackView.removeFromSuperview()
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self.tzStackView.removeFromSuperview()
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(0.7 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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XCTAssert(uiCompletionCalled)
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XCTAssert(tzCompletionCalled)
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XCTAssert(uiTestView.hidden)
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XCTAssert(tzTestView.hidden)
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}
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, Int64(1.4 * Double(NSEC_PER_SEC))), dispatch_get_main_queue()) {
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expectation.fulfill()
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}
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waitForExpectationsWithTimeout(100, handler: nil)
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}
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}

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