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git-subtree-dir: submodules/AsyncDisplayKit git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632 git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
95 lines
3.0 KiB
Plaintext
95 lines
3.0 KiB
Plaintext
//
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// ASImageNodeSnapshotTests.mm
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// Texture
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//
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// Copyright (c) Facebook, Inc. and its affiliates. All rights reserved.
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// Changes after 4/13/2017 are: Copyright (c) Pinterest, Inc. All rights reserved.
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// Licensed under Apache 2.0: http://www.apache.org/licenses/LICENSE-2.0
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//
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#import "ASSnapshotTestCase.h"
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#import <AsyncDisplayKit/AsyncDisplayKit.h>
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@interface ASImageNodeSnapshotTests : ASSnapshotTestCase
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@end
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@implementation ASImageNodeSnapshotTests
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- (void)setUp
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{
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[super setUp];
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self.recordMode = NO;
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}
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- (UIImage *)testImage
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{
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NSString *path = [[NSBundle bundleForClass:[self class]] pathForResource:@"logo-square"
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ofType:@"png"
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inDirectory:@"TestResources"];
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return [UIImage imageWithContentsOfFile:path];
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}
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- (void)testRenderLogoSquare
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{
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// trivial test case to ensure ASSnapshotTestCase works
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ASImageNode *imageNode = [[ASImageNode alloc] init];
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imageNode.image = [self testImage];
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ASDisplayNodeSizeToFitSize(imageNode, CGSizeMake(100, 100));
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ASSnapshotVerifyNode(imageNode, nil);
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}
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- (void)testForcedScaling
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{
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CGSize forcedImageSize = CGSizeMake(100, 100);
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ASImageNode *imageNode = [[ASImageNode alloc] init];
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imageNode.forcedSize = forcedImageSize;
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imageNode.image = [self testImage];
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// Snapshot testing requires that node is formally laid out.
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imageNode.style.width = ASDimensionMake(forcedImageSize.width);
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imageNode.style.height = ASDimensionMake(forcedImageSize.height);
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ASDisplayNodeSizeToFitSize(imageNode, forcedImageSize);
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ASSnapshotVerifyNode(imageNode, @"first");
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imageNode.style.width = ASDimensionMake(200);
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imageNode.style.height = ASDimensionMake(200);
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ASDisplayNodeSizeToFitSize(imageNode, CGSizeMake(200, 200));
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ASSnapshotVerifyNode(imageNode, @"second");
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XCTAssert(CGImageGetWidth((CGImageRef)imageNode.contents) == forcedImageSize.width * imageNode.contentsScale &&
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CGImageGetHeight((CGImageRef)imageNode.contents) == forcedImageSize.height * imageNode.contentsScale,
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@"Contents should be 100 x 100 by contents scale.");
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}
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- (void)testTintColorBlock
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{
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UIImage *test = [self testImage];
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UIImage *tinted = ASImageNodeTintColorModificationBlock([UIColor redColor])(test);
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ASImageNode *node = [[ASImageNode alloc] init];
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node.image = tinted;
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ASDisplayNodeSizeToFitSize(node, test.size);
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ASSnapshotVerifyNode(node, nil);
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}
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- (void)testRoundedCornerBlock
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{
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UIGraphicsBeginImageContext(CGSizeMake(100, 100));
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[[UIColor blueColor] setFill];
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UIRectFill(CGRectMake(0, 0, 100, 100));
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UIImage *result = UIGraphicsGetImageFromCurrentImageContext();
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UIGraphicsEndImageContext();
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UIImage *rounded = ASImageNodeRoundBorderModificationBlock(2, [UIColor redColor])(result);
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ASImageNode *node = [[ASImageNode alloc] init];
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node.image = rounded;
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ASDisplayNodeSizeToFitSize(node, rounded.size);
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ASSnapshotVerifyNode(node, nil);
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}
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@end
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