react-native/Examples/UIExplorer/UIExplorerUnitTests/RCTSparseArrayTests.m

56 lines
1.7 KiB
Objective-C

/**
* The examples provided by Facebook are for non-commercial testing and
* evaluation purposes only.
*
* Facebook reserves all rights not expressly granted.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#import <XCTest/XCTest.h>
#import "RCTSparseArray.h"
#import "UIView+React.h"
@interface RCTSparseArrayTests : XCTestCase
@end
@implementation RCTSparseArrayTests
- (void)testDictionary
{
id<RCTComponent> myView = [UIView new];
myView.reactTag = @4;
id<RCTComponent> myOtherView = [UIView new];
myOtherView.reactTag = @5;
RCTSparseArray *registry = [RCTSparseArray new];
XCTAssertNil(registry[@4], @"how did you have a view when none are registered?");
XCTAssertNil(registry[@5], @"how did you have a view when none are registered?");
registry[myView.reactTag] = myView;
XCTAssertEqual(registry[@4], myView);
XCTAssertNil(registry[@5], @"didn't register other view yet");
registry[myOtherView.reactTag] = myOtherView;
XCTAssertEqual(registry[@4], myView);
XCTAssertEqual(registry[@5], myOtherView);
registry[myView.reactTag] = nil;
XCTAssertNil(registry[@4]);
XCTAssertEqual(registry[@5], myOtherView);
registry[myOtherView.reactTag] = nil;
XCTAssertNil(registry[@4], @"how did you have a view when none are registered?");
XCTAssertNil(registry[@5], @"how did you have a view when none are registered?");
}
@end