128 lines
3.5 KiB
Objective-C
128 lines
3.5 KiB
Objective-C
/**
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* The examples provided by Facebook are for non-commercial testing and
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* evaluation purposes only.
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*
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* Facebook reserves all rights not expressly granted.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON INFRINGEMENT. IN NO EVENT SHALL
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* FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#import <CoreGraphics/CoreGraphics.h>
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#import <Foundation/Foundation.h>
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#import <UIKit/UIView.h>
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#import <XCTest/XCTest.h>
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extern CGRect RCTClipRect(CGSize contentSize, CGFloat contentScale,
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CGSize targetSize, CGFloat targetScale,
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UIViewContentMode resizeMode);
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#define RCTAssertEqualPoints(a, b) { \
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XCTAssertEqual(a.x, b.x); \
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XCTAssertEqual(a.y, b.y); \
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}
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#define RCTAssertEqualSizes(a, b) { \
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XCTAssertEqual(a.width, b.width); \
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XCTAssertEqual(a.height, b.height); \
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}
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#define RCTAssertEqualRects(a, b) { \
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RCTAssertEqualPoints(a.origin, b.origin); \
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RCTAssertEqualSizes(a.size, b.size); \
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}
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@interface ClippingTests : XCTestCase
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@end
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@implementation ClippingTests
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- (void)testLandscapeSourceLandscapeTarget
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{
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CGSize content = {1000, 100};
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CGSize target = {100, 20};
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{
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CGRect expected = {CGPointZero, {100, 20}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleToFill);
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RCTAssertEqualRects(expected, result);
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}
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{
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CGRect expected = {CGPointZero, {100, 10}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleAspectFit);
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RCTAssertEqualRects(expected, result);
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}
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{
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CGRect expected = {{-50, 0}, {200, 20}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleAspectFill);
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RCTAssertEqualRects(expected, result);
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}
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}
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- (void)testPortraitSourceLandscapeTarget
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{
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CGSize content = {10, 100};
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CGSize target = {100, 20};
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{
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CGRect expected = {CGPointZero, {10, 20}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleToFill);
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RCTAssertEqualRects(expected, result);
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}
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{
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CGRect expected = {CGPointZero, {2, 20}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleAspectFit);
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RCTAssertEqualRects(expected, result);
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}
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{
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CGRect expected = {{0, -49}, {10, 100}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleAspectFill);
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RCTAssertEqualRects(expected, result);
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}
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}
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- (void)testPortraitSourcePortraitTarget
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{
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CGSize content = {10, 100};
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CGSize target = {20, 50};
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{
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CGRect expected = {CGPointZero, {10, 50}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleToFill);
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RCTAssertEqualRects(expected, result);
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}
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{
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CGRect expected = {CGPointZero, {5, 50}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleAspectFit);
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RCTAssertEqualRects(expected, result);
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}
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{
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CGRect expected = {{0, -37.5}, {10, 100}};
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CGRect result = RCTClipRect(content, 1, target, 1, UIViewContentModeScaleAspectFill);
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RCTAssertEqualRects(expected, result);
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}
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}
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- (void)testScaling
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{
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CGSize content = {2, 2};
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CGSize target = {3, 3};
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CGRect expected = {CGPointZero, {3, 3}};
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CGRect result = RCTClipRect(content, 2, target, 1, UIViewContentModeScaleToFill);
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RCTAssertEqualRects(expected, result);
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}
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@end
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