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git-subtree-dir: submodules/AsyncDisplayKit git-subtree-mainline: d06f423e0ed3df1fed9bd10d79ee312a9179b632 git-subtree-split: 02bedc12816e251ad71777f9d2578329b6d2bef6
121 lines
7.2 KiB
Plaintext
121 lines
7.2 KiB
Plaintext
//
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// ASBatchFetchingTests.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 <XCTest/XCTest.h>
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#import <AsyncDisplayKit/AsyncDisplayKit.h>
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#import <AsyncDisplayKit/ASBatchFetching.h>
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@interface ASBatchFetchingTests : XCTestCase
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@end
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@implementation ASBatchFetchingTests
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#define PASSING_RECT CGRectMake(0,0,1,1)
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#define PASSING_SIZE CGSizeMake(1,1)
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#define PASSING_POINT CGPointMake(1,1)
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#define VERTICAL_RECT(h) CGRectMake(0,0,1,h)
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#define VERTICAL_SIZE(h) CGSizeMake(0,h)
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#define VERTICAL_OFFSET(y) CGPointMake(0,y)
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#define HORIZONTAL_RECT(w) CGRectMake(0,0,w,1)
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#define HORIZONTAL_SIZE(w) CGSizeMake(w,0)
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#define HORIZONTAL_OFFSET(x) CGPointMake(x,0)
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- (void)testBatchNullState {
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ASBatchContext *context = [[ASBatchContext alloc] init];
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionVerticalDirections, CGRectZero, CGSizeZero, CGPointZero, 0.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == NO, @"Should not fetch in the null state");
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}
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- (void)testBatchAlreadyFetching {
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ASBatchContext *context = [[ASBatchContext alloc] init];
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[context beginBatchFetching];
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionVerticalDirections, PASSING_RECT, PASSING_SIZE, PASSING_POINT, 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == NO, @"Should not fetch when context is already fetching");
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}
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- (void)testUnsupportedScrollDirections {
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ASBatchContext *context = [[ASBatchContext alloc] init];
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BOOL fetchRight = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionRight, ASScrollDirectionHorizontalDirections, PASSING_RECT, PASSING_SIZE, PASSING_POINT, 1.0, YES, CGPointZero, nil);
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XCTAssert(fetchRight == YES, @"Should fetch for scrolling right");
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BOOL fetchDown = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionVerticalDirections, PASSING_RECT, PASSING_SIZE, PASSING_POINT, 1.0, YES, CGPointZero, nil);
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XCTAssert(fetchDown == YES, @"Should fetch for scrolling down");
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BOOL fetchUp = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionUp, ASScrollDirectionVerticalDirections, PASSING_RECT, PASSING_SIZE, PASSING_POINT, 1.0, YES, CGPointZero, nil);
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XCTAssert(fetchUp == NO, @"Should not fetch for scrolling up");
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BOOL fetchLeft = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionLeft, ASScrollDirectionHorizontalDirections, PASSING_RECT, PASSING_SIZE, PASSING_POINT, 1.0, YES, CGPointZero, nil);
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XCTAssert(fetchLeft == NO, @"Should not fetch for scrolling left");
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}
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- (void)testVerticalScrollToExactLeading {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// scroll to 1-screen top offset, height is 1 screen, so bottom is 1 screen away from end of content
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionVerticalDirections, VERTICAL_RECT(screen), VERTICAL_SIZE(screen * 3.0), VERTICAL_OFFSET(screen * 1.0), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == YES, @"Fetch should begin when vertically scrolling to exactly 1 leading screen away");
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}
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- (void)testVerticalScrollToLessThanLeading {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// 3 screens of content, scroll only 1/2 of one screen
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionVerticalDirections, VERTICAL_RECT(screen), VERTICAL_SIZE(screen * 3.0), VERTICAL_OFFSET(screen * 0.5), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == NO, @"Fetch should not begin when vertically scrolling less than the leading distance away");
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}
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- (void)testVerticalScrollingPastContentSize {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// 3 screens of content, top offset to 3-screens, height 1 screen, so its 1 screen past the leading
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionVerticalDirections, VERTICAL_RECT(screen), VERTICAL_SIZE(screen * 3.0), VERTICAL_OFFSET(screen * 3.0), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == YES, @"Fetch should begin when vertically scrolling past the content size");
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}
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- (void)testHorizontalScrollToExactLeading {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// scroll to 1-screen left offset, width is 1 screen, so right is 1 screen away from end of content
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionRight, ASScrollDirectionVerticalDirections, HORIZONTAL_RECT(screen), HORIZONTAL_SIZE(screen * 3.0), HORIZONTAL_OFFSET(screen * 1.0), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == YES, @"Fetch should begin when horizontally scrolling to exactly 1 leading screen away");
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}
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- (void)testHorizontalScrollToLessThanLeading {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// 3 screens of content, scroll only 1/2 of one screen
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionLeft, ASScrollDirectionHorizontalDirections, HORIZONTAL_RECT(screen), HORIZONTAL_SIZE(screen * 3.0), HORIZONTAL_OFFSET(screen * 0.5), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == NO, @"Fetch should not begin when horizontally scrolling less than the leading distance away");
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}
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- (void)testHorizontalScrollingPastContentSize {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// 3 screens of content, left offset to 3-screens, width 1 screen, so its 1 screen past the leading
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionHorizontalDirections, HORIZONTAL_RECT(screen), HORIZONTAL_SIZE(screen * 3.0), HORIZONTAL_OFFSET(screen * 3.0), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == YES, @"Fetch should begin when vertically scrolling past the content size");
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}
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- (void)testVerticalScrollingSmallContentSize {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// when the content size is < screen size, the target offset will always be 0
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionDown, ASScrollDirectionVerticalDirections, VERTICAL_RECT(screen), VERTICAL_SIZE(screen * 0.5), VERTICAL_OFFSET(0.0), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == YES, @"Fetch should begin when the target is 0 and the content size is smaller than the scree");
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}
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- (void)testHorizontalScrollingSmallContentSize {
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CGFloat screen = 1.0;
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ASBatchContext *context = [[ASBatchContext alloc] init];
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// when the content size is < screen size, the target offset will always be 0
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BOOL shouldFetch = ASDisplayShouldFetchBatchForContext(context, ASScrollDirectionRight, ASScrollDirectionHorizontalDirections, HORIZONTAL_RECT(screen), HORIZONTAL_SIZE(screen * 0.5), HORIZONTAL_OFFSET(0.0), 1.0, YES, CGPointZero, nil);
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XCTAssert(shouldFetch == YES, @"Fetch should begin when the target is 0 and the content size is smaller than the scree");
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}
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@end
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