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Add ASDisplayNodeLayoutTests (#2157)

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This commit is contained in:
Michael Schneider
2016-08-27 17:36:08 -07:00
committed by Adlai Holler
parent ff37535140
commit d0c77d7965
3 changed files with 80 additions and 0 deletions
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37
AsyncDisplayKitTests/ASDisplayNodeLayoutTests.mm Normal file
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//
// ASDisplayNodeLayoutTests.m
// AsyncDisplayKit
//
// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
#import "ASXCTExtensions.h"
#import <AsyncDisplayKit/AsyncDisplayKit.h>
#import "ASLayoutSpecSnapshotTestsHelper.h"
#import "ASDisplayNode+FrameworkPrivate.h"
@interface ASDisplayNodeLayoutTests : XCTestCase
@end
@implementation ASDisplayNodeLayoutTests
- (void)testMeasurePassOnLayoutIfNotHappenedBefore
{
ASStaticSizeDisplayNode *displayNode = [ASStaticSizeDisplayNode new];
displayNode.staticSize = CGSizeMake(100, 100);
displayNode.frame = CGRectMake(0, 0, 100, 100);
ASXCTAssertEqualSizes(displayNode.calculatedSize, CGSizeZero, @"Calculated size before measurement and layout should be 0");
// Trigger view creation and layout pass without a manual measure: call before so the automatic measurement
// pass will trigger in the layout pass
[displayNode.view layoutIfNeeded];
ASXCTAssertEqualSizes(displayNode.calculatedSize, CGSizeMake(100, 100), @"Automatic measurement pass should be happened in layout");
}
@end

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AsyncDisplayKitTests/ASXCTExtensions.h Normal file
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//
// ASDisplayNodeLayoutTests.m
// AsyncDisplayKit
//
// Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
#import <XCTest/XCTestAssertionsImpl.h>
/**
* XCTest extensions for CGGeometry.
*
* Prefer these to XCTAssert(CGRectEqualToRect(...)) because you get output
* that tells you what went wrong.
* Could use NSValue, but using strings makes the description messages shorter.
*/
#define ASXCTAssertEqualSizes(s0, s1, ...) \
_XCTPrimitiveAssertEqualObjects(self, NSStringFromCGSize(s0), @#s0, NSStringFromCGSize(s1), @#s1, __VA_ARGS__)
#define ASXCTAssertNotEqualSizes(s0, s1, ...) \
_XCTPrimitiveAssertNotEqualObjects(self, NSStringFromCGSize(s0), @#s0, NSStringFromCGSize(s1), @#s1, __VA_ARGS__)
#define ASXCTAssertEqualPoints(p0, p1, ...) \
_XCTPrimitiveAssertEqualObjects(self, NSStringFromCGPoint(p0), @#p0, NSStringFromCGPoint(p1), @#p1, __VA_ARGS__)
#define ASXCTAssertNotEqualPoints(p0, p1, ...) \
_XCTPrimitiveAssertNotEqualObjects(self, NSStringFromCGPoint(p0), @#p0, NSStringFromCGPoint(p1), @#p1, __VA_ARGS__)
#define ASXCTAssertEqualRects(r0, r1, ...) \
_XCTPrimitiveAssertEqualObjects(self, NSStringFromCGRect(r0), @#r0, NSStringFromCGRect(r1), @#r1, __VA_ARGS__)
#define ASXCTAssertNotEqualRects(r0, r1, ...) \
_XCTPrimitiveAssertNotEqualObjects(self, NSStringFromCGRect(r0), @#r0, NSStringFromCGRect(r1), @#r1, __VA_ARGS__)