Merge branch 'release-candidate' into stable

CHANGELOG.md

@@ -1,3 +1,27 @@
+# 123.0.0
+
+In this major release we have made the MDCBottomNavigationBarController class and its APIs only be available from iOS 12 and up.
+
+## Breaking changes
+
+The MDCBottomNavigationBarController class now only supports iOS 12 and up.
+
+## Component changes
+
+### ActivityIndicator
+
+* [Add unit tests.](https://github.com/material-components/material-components-ios/commit/2416f191aa1b80b52bc4131d653e373ba83fd4dd) (Cody Weaver)
+
+### BottomNavigation
+
+* [Annotate APIs as only supporting iOS 12+.](https://github.com/material-components/material-components-ios/commit/b190b1c3344b209e48e0553a2832a3972c6bab71) (Jeff Verkoeyen)
+
+### Dialogs
+
+* [Adds dismissOnAction property to MDCAlertAction to allow callers to control when the dialog dismisses.](https://github.com/material-components/material-components-ios/commit/9c91e26f04cd5829cb996818a6d0119b23c944fa) (Nobody)
+
+---
+
 # 122.0.1
 
 This patch release fixes a bug and generally cleans up import statements.

MaterialComponents.podspec

@@ -2,7 +2,7 @@ load 'scripts/generated/icons.rb'
 
 Pod::Spec.new do |mdc|
   mdc.name         = "MaterialComponents"
-  mdc.version      = "122.0.1"
+  mdc.version      = "123.0.0"
   mdc.authors      = "The Material Components authors."
   mdc.summary      = "A collection of stand-alone production-ready UI libraries focused on design details."
   mdc.homepage     = "https://github.com/material-components/material-components-ios"

MaterialComponentsEarlGreyTests.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "MaterialComponentsEarlGreyTests"
-  s.version      = "122.0.1"
+  s.version      = "123.0.0"
   s.authors      = "The Material Components authors."
   s.summary      = "This spec is an aggregate of all the Material Components EarlGrey tests."
   s.description  = "This spec is made for use in the MDC Catalog."

MaterialComponentsExamples.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "MaterialComponentsExamples"
-  s.version      = "122.0.1"
+  s.version      = "123.0.0"
   s.authors      = "The Material Components authors."
   s.summary      = "This spec is an aggregate of all the Material Components examples."
   s.description  = "This spec is made for use in the MDC Catalog. Used in conjunction with CatalogByConvention we create our Material Catalog."

MaterialComponentsSnapshotTests.podspec

@@ -53,7 +53,7 @@ end
 
 Pod::Spec.new do |s|
   s.name         = "MaterialComponentsSnapshotTests"
-  s.version      = "122.0.1"
+  s.version      = "123.0.0"
   s.authors      = "The Material Components authors."
   s.summary      = "This spec is an aggregate of all the Material Components snapshot tests."
   s.homepage     = "https://github.com/material-components/material-components-ios"

VERSION

@@ -1 +1 @@
-122.0.1
+123.0.0

catalog/MDCCatalog/Info.plist

@@ -15,11 +15,11 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>122.0.1</string>
+	<string>123.0.0</string>
 	<key>CFBundleSignature</key>
 	<string>????</string>
 	<key>CFBundleVersion</key>
-	<string>122.0.1</string>
+	<string>123.0.0</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
 	<key>UIAppFonts</key>

catalog/MDCDragons/Info.plist

@@ -15,9 +15,9 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>122.0.1</string>
+	<string>123.0.0</string>
 	<key>CFBundleVersion</key>
-	<string>122.0.1</string>
+	<string>123.0.0</string>
 	<key>LSRequiresIPhoneOS</key>
 	<true/>
 	<key>UILaunchStoryboardName</key>

catalog/MaterialCatalog/MaterialCatalog.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name         = "MaterialCatalog"
-  s.version      = "122.0.1"
+  s.version      = "123.0.0"
   s.summary      = "Helper Objective-C classes for the MDC catalog."
   s.description  = "This spec is made for use in the MDC Catalog."
   s.homepage     = "https://github.com/material-components/material-components-ios"

components/ActivityIndicator/tests/unit/ActivityIndicatorTests.m

@@ -26,67 +26,66 @@ @interface MDCActivityIndicator (Private)
 @end
 
 @interface ActivityIndicatorTests : XCTestCase
-
+@property(nonatomic, strong, nullable) MDCActivityIndicator *indicator;
 @end
 
 @implementation ActivityIndicatorTests
 
-- (void)testSetRadiusMin {
-  // Given
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
+- (void)setUp {
+  [super setUp];
+
+  self.indicator = [[MDCActivityIndicator alloc] init];
+}
+
+- (void)tearDown {
+  self.indicator = nil;
 
+  [super tearDown];
+}
+
+- (void)testSetRadiusMin {
   // When
-  indicator.radius = 2;
+  self.indicator.radius = 2;
 
   // Then
-  XCTAssertGreaterThanOrEqual(indicator.radius, 5);
+  XCTAssertGreaterThanOrEqual(self.indicator.radius, 5);
 }
 
 - (void)testSetRadius {
-  // Given
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
-
   // When
   CGFloat random = randomNumber();
-  indicator.radius = random;
+  self.indicator.radius = random;
 
   // Then
-  XCTAssertGreaterThanOrEqual(indicator.radius, 8);
-  XCTAssertEqual(indicator.radius, random);
+  XCTAssertGreaterThanOrEqual(self.indicator.radius, 8);
+  XCTAssertEqual(self.indicator.radius, random);
 }
 
 - (void)testDefaultColorCycle {
-  // Given
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
-
   // Then
-  XCTAssertGreaterThan(indicator.cycleColors.count, 0U,
+  XCTAssertGreaterThan(self.indicator.cycleColors.count, 0U,
                        @"The default value for |cycleColors| should be a non-empty array.");
 }
 
 - (void)testSetCycleColorsEmptyReturnsDefault {
-  // Given
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
-
   // When
-  indicator.cycleColors = @[];
+  self.indicator.cycleColors = @[];
 
   // Then
-  XCTAssertGreaterThan(indicator.cycleColors.count, 0U,
+  XCTAssertGreaterThan(self.indicator.cycleColors.count, 0U,
                        @"Assigning an empty array for |cycleColors| should result in a default"
                         " value being used instead.");
 }
 
 - (void)testSetCycleColorNonEmpty {
   // Given
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
   NSArray<UIColor *> *cycleColors = @[ [UIColor redColor], [UIColor whiteColor] ];
 
   // When
-  indicator.cycleColors = cycleColors;
+  self.indicator.cycleColors = cycleColors;
 
   // Then
-  XCTAssertEqualObjects(indicator.cycleColors, cycleColors,
+  XCTAssertEqualObjects(self.indicator.cycleColors, cycleColors,
                         @"With a non-empty array, the |cycleColors| property should override the"
                          " default value.");
 }
@@ -95,72 +94,65 @@ - (void)testSetProgressValue {
   // Make sure that setting progress with or without animation work regardless of whether indicator
   // mode is determinate or indeterminate, and make sure that setting progress value doesn't change
   // the mode.
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
-
-  indicator.indicatorMode = MDCActivityIndicatorModeDeterminate;
-  [self verifySettingProgressOnIndicator:indicator animated:NO];
-  [self verifySettingProgressOnIndicator:indicator animated:YES];
-  XCTAssertEqual(indicator.indicatorMode, MDCActivityIndicatorModeDeterminate);
-
-  indicator.indicatorMode = MDCActivityIndicatorModeIndeterminate;
-  [self verifySettingProgressOnIndicator:indicator animated:NO];
-  [self verifySettingProgressOnIndicator:indicator animated:YES];
-  XCTAssertEqual(indicator.indicatorMode, MDCActivityIndicatorModeIndeterminate);
+  self.indicator.indicatorMode = MDCActivityIndicatorModeDeterminate;
+  [self verifySettingProgressOnIndicator:self.indicator animated:NO];
+  [self verifySettingProgressOnIndicator:self.indicator animated:YES];
+  XCTAssertEqual(self.indicator.indicatorMode, MDCActivityIndicatorModeDeterminate);
+
+  self.indicator.indicatorMode = MDCActivityIndicatorModeIndeterminate;
+  [self verifySettingProgressOnIndicator:self.indicator animated:NO];
+  [self verifySettingProgressOnIndicator:self.indicator animated:YES];
+  XCTAssertEqual(self.indicator.indicatorMode, MDCActivityIndicatorModeIndeterminate);
 }
 
 - (void)testSetProgressStrokeNonanimated {
   // Make sure that the stroke layer updates accordingly when we set determinate progress.
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
-  indicator.indicatorMode = MDCActivityIndicatorModeDeterminate;
+  self.indicator.indicatorMode = MDCActivityIndicatorModeDeterminate;
 
-  [indicator setProgress:(float)0.33 animated:NO];
-  XCTAssertEqual(indicator.strokeLayer.strokeStart, 0.0);
-  XCTAssertEqual(indicator.strokeLayer.strokeEnd, (float)0.33);
+  [self.indicator setProgress:(float)0.33 animated:NO];
+  XCTAssertEqual(self.indicator.strokeLayer.strokeStart, 0.0);
+  XCTAssertEqual(self.indicator.strokeLayer.strokeEnd, (float)0.33);
 }
 
 - (void)testSetProgressStrokeAnimated {
   // Make sure that the stroke layer updates accordingly when we set determinate progress.
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
-  indicator.indicatorMode = MDCActivityIndicatorModeDeterminate;
-  [indicator startAnimating];
+  self.indicator.indicatorMode = MDCActivityIndicatorModeDeterminate;
+  [self.indicator startAnimating];
 
-  [indicator setProgress:(float)0.55 animated:YES];
-  XCTAssertEqual(indicator.strokeLayer.strokeStart, 0.0);
-  XCTAssertEqual(indicator.strokeLayer.strokeEnd, (float)0.55);
+  [self.indicator setProgress:(float)0.55 animated:YES];
+  XCTAssertEqual(self.indicator.strokeLayer.strokeStart, 0.0);
+  XCTAssertEqual(self.indicator.strokeLayer.strokeEnd, (float)0.55);
 }
 
 - (void)testSetAccessibiltyLabelProperty {
   // Given
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
   NSString *testString = @"test this label";
 
   // When
-  indicator.accessibilityLabel = testString;
+  self.indicator.accessibilityLabel = testString;
 
   // Then
-  XCTAssertEqualObjects(indicator.accessibilityLabel, testString);
+  XCTAssertEqualObjects(self.indicator.accessibilityLabel, testString);
 }
 
 - (void)testStopsAnimatingWhenHidden {
   // Given
-  MDCActivityIndicator *indicator = [[MDCActivityIndicator alloc] init];
-  [indicator startAnimating];
+  [self.indicator startAnimating];
 
   // When
-  indicator.hidden = YES;
+  self.indicator.hidden = YES;
 
   // Then
-  XCTAssertFalse(indicator.animating);
+  XCTAssertFalse(self.indicator.animating);
 }
 
 - (void)testTraitCollectionDidChangeBlockCalledWithExpectedParameters {
   // Given
-  MDCActivityIndicator *activityIndicator = [[MDCActivityIndicator alloc] init];
   XCTestExpectation *expectation =
       [[XCTestExpectation alloc] initWithDescription:@"traitCollectionDidChange"];
   __block UITraitCollection *passedTraitCollection;
   __block MDCActivityIndicator *passedActivityIndicator;
-  activityIndicator.traitCollectionDidChangeBlock =
+  self.indicator.traitCollectionDidChangeBlock =
       ^(MDCActivityIndicator *_Nonnull indicator,
         UITraitCollection *_Nullable previousTraitCollection) {
         [expectation fulfill];
@@ -170,12 +162,60 @@ - (void)testTraitCollectionDidChangeBlockCalledWithExpectedParameters {
   UITraitCollection *testTraitCollection = [UITraitCollection traitCollectionWithDisplayScale:7];
 
   // When
-  [activityIndicator traitCollectionDidChange:testTraitCollection];
+  [self.indicator traitCollectionDidChange:testTraitCollection];
 
   // Then
   [self waitForExpectations:@[ expectation ] timeout:1];
   XCTAssertEqual(passedTraitCollection, testTraitCollection);
-  XCTAssertEqual(passedActivityIndicator, activityIndicator);
+  XCTAssertEqual(passedActivityIndicator, self.indicator);
+}
+
+- (void)testTrackEnabledDefaultsToNo {
+  // Then
+  XCTAssertFalse(self.indicator.trackEnabled);
+}
+
+- (void)testTrackEnabledUpdatesWhenSet {
+  // When
+  self.indicator.trackEnabled = YES;
+
+  // Then
+  XCTAssertTrue(self.indicator.trackEnabled);
+}
+
+- (void)testDefaultStrokeWidth {
+  // Then
+  XCTAssertEqualWithAccuracy(self.indicator.strokeWidth, 2.5, 0.001);
+}
+
+- (void)testSetStrokeWidthToCustomValue {
+  // Given
+  CGFloat expectedWidth = 5;
+
+  // When
+  self.indicator.strokeWidth = expectedWidth;
+
+  // Then
+  XCTAssertEqualWithAccuracy(self.indicator.strokeWidth, expectedWidth, 0.001);
+}
+
+- (void)testDefaultAccessibilityTraits {
+  // Then
+  XCTAssertEqual(self.indicator.accessibilityTraits, UIAccessibilityTraitUpdatesFrequently);
+}
+
+- (void)testAccessibilityElementWhenAnimating {
+  // When
+  self.indicator.animating = YES;
+
+  // Then
+  XCTAssertTrue(self.indicator.isAccessibilityElement);
+}
+
+- (void)testDefaultIsAccessibilityElement {
+  // Then
+  XCTAssertFalse(self.indicator.animating);
+  XCTAssertFalse(self.indicator.isAccessibilityElement);
 }
 
 #pragma mark - Helpers

components/BottomNavigation/examples/BottomNavigationHideShowExample.swift

@@ -18,6 +18,7 @@ import MaterialComponents.MaterialBottomNavigation_BottomNavigationController
 import MaterialComponents.MaterialBottomNavigation_Theming 
 import MaterialComponents.MaterialContainerScheme
 
+@available(iOS 12.0, *)
 class BottomNavigationHideShowExample: UIViewController {
   static let cellReuseIdentifier = "cell"
   static let numberOfCells = 40
@@ -73,6 +74,7 @@ class BottomNavigationHideShowExample: UIViewController {
   }
 }
 
+@available(iOS 12.0, *)
 extension BottomNavigationHideShowExample: UITableViewDataSource {
   func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
     return BottomNavigationHideShowExample.numberOfCells
@@ -88,6 +90,7 @@ extension BottomNavigationHideShowExample: UITableViewDataSource {
 }
 
 // MARK: Catalog by convention
+@available(iOS 12.0, *)
 extension BottomNavigationHideShowExample {
   @objc class func catalogMetadata() -> [String: Any] {
     return [
@@ -96,9 +99,14 @@ extension BottomNavigationHideShowExample {
       "presentable": false,
     ]
   }
+
+  @objc class func minimumOSVersion() -> OperatingSystemVersion {
+    return OperatingSystemVersion(majorVersion: 12, minorVersion: 0, patchVersion: 0)
+  }
 }
 
 // MARK: Snapshot Testing by Convention
+@available(iOS 12.0, *)
 extension BottomNavigationHideShowExample {
   @objc func testAdjustsContentInsetsForHiddenBottomBar() {
     toggleBottomBar(animated: false)

components/BottomNavigation/src/MDCBottomNavigationBarController.h

@@ -37,6 +37,7 @@
  preserved. Upon decoding, if the view controllers array contains a reference to the previous
  selected view controller, that view controller is set to selected.
  */
+API_AVAILABLE(ios(12.0))
 @interface MDCBottomNavigationBarController : UIViewController <MDCBottomNavigationBarDelegate>
 
 /**