Swiftgram/Tests/ASTextNode2SnapshotTests.m

//
//  ASTextNode2SnapshotTests.mm
//  Texture
//
//  Copyright (c) 2017-present, Pinterest, Inc.  All rights reserved.
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//


#import "ASTestCase.h"
#import "ASSnapshotTestCase.h"
#import <AsyncDisplayKit/AsyncDisplayKit.h>

@interface ASTextNode2SnapshotTests : ASSnapshotTestCase

@end

@implementation ASTextNode2SnapshotTests

- (void)setUp
{
  [super setUp];

  // This will use ASTextNode2 for snapshot tests.
  // All tests are duplicated from ASTextNodeSnapshotTests.
  ASConfiguration *config = [[ASConfiguration alloc] initWithDictionary:nil];
  config.experimentalFeatures = ASExperimentalTextNode;
  [ASConfigurationManager test_resetWithConfiguration:config];

  self.recordMode = NO;
}

- (void)tearDown
{
  [super tearDown];
  ASConfiguration *config = [[ASConfiguration alloc] initWithDictionary:nil];
  config.experimentalFeatures = kNilOptions;
  [ASConfigurationManager test_resetWithConfiguration:config];
}

- (void)testTextContainerInset_ASTextNode2
{
  // trivial test case to ensure ASSnapshotTestCase works
  ASTextNode *textNode = [[ASTextNode alloc] init];
  textNode.attributedText = [[NSAttributedString alloc] initWithString:@"judar"
                                                            attributes:@{NSFontAttributeName : [UIFont italicSystemFontOfSize:24]}];
  textNode.textContainerInset = UIEdgeInsetsMake(0, 2, 0, 2);
  ASDisplayNodeSizeToFitSizeRange(textNode, ASSizeRangeMake(CGSizeZero, CGSizeMake(CGFLOAT_MAX, CGFLOAT_MAX)));

  ASSnapshotVerifyNode(textNode, nil);
}

- (void)testTextContainerInsetIsIncludedWithSmallerConstrainedSize_ASTextNode2
{
  UIView *backgroundView = [[UIView alloc] initWithFrame:CGRectZero];
  backgroundView.layer.as_allowsHighlightDrawing = YES;

  ASTextNode *textNode = [[ASTextNode alloc] init];
  textNode.attributedText = [[NSAttributedString alloc] initWithString:@"judar judar judar judar judar judar"
                                                            attributes:@{ NSFontAttributeName : [UIFont systemFontOfSize:30] }];

  textNode.textContainerInset = UIEdgeInsetsMake(10, 10, 10, 10);

  ASLayout *layout = [textNode layoutThatFits:ASSizeRangeMake(CGSizeZero, CGSizeMake(100, 80))];
  textNode.frame = CGRectMake(50, 50, layout.size.width, layout.size.height);

  [backgroundView addSubview:textNode.view];
  backgroundView.frame = UIEdgeInsetsInsetRect(textNode.bounds, UIEdgeInsetsMake(-50, -50, -50, -50));

  textNode.highlightRange = NSMakeRange(0, textNode.attributedText.length);

  [ASSnapshotTestCase hackilySynchronouslyRecursivelyRenderNode:textNode];
  ASSnapshotVerifyLayer(backgroundView.layer, nil);
}

- (void)testTextContainerInsetHighlight_ASTextNode2
{
  UIView *backgroundView = [[UIView alloc] initWithFrame:CGRectZero];
  backgroundView.layer.as_allowsHighlightDrawing = YES;

  ASTextNode *textNode = [[ASTextNode alloc] init];
  textNode.attributedText = [[NSAttributedString alloc] initWithString:@"yolo"
                                                            attributes:@{ NSFontAttributeName : [UIFont systemFontOfSize:30] }];

  textNode.textContainerInset = UIEdgeInsetsMake(5, 10, 10, 5);
  ASLayout *layout = [textNode layoutThatFits:ASSizeRangeMake(CGSizeZero, CGSizeMake(INFINITY, INFINITY))];
  textNode.frame = CGRectMake(50, 50, layout.size.width, layout.size.height);

  [backgroundView addSubview:textNode.view];
  backgroundView.frame = UIEdgeInsetsInsetRect(textNode.bounds, UIEdgeInsetsMake(-50, -50, -50, -50));

  textNode.highlightRange = NSMakeRange(0, textNode.attributedText.length);

  [ASSnapshotTestCase hackilySynchronouslyRecursivelyRenderNode:textNode];
  ASSnapshotVerifyView(backgroundView, nil);
}

// This test is disabled because the fast-path is disabled.
- (void)DISABLED_testThatFastPathTruncationWorks_ASTextNode2
{
  ASTextNode *textNode = [[ASTextNode alloc] init];
  textNode.attributedText = [[NSAttributedString alloc] initWithString:@"Quality is Important" attributes:@{ NSForegroundColorAttributeName: [UIColor blueColor], NSFontAttributeName: [UIFont italicSystemFontOfSize:24] }];
  [textNode layoutThatFits:ASSizeRangeMake(CGSizeZero, CGSizeMake(100, 50))];
  ASSnapshotVerifyNode(textNode, nil);
}

- (void)testThatSlowPathTruncationWorks_ASTextNode2
{
  ASTextNode *textNode = [[ASTextNode alloc] init];
  textNode.attributedText = [[NSAttributedString alloc] initWithString:@"Quality is Important" attributes:@{ NSForegroundColorAttributeName: [UIColor blueColor], NSFontAttributeName: [UIFont italicSystemFontOfSize:24] }];
  // Set exclusion paths to trigger slow path
  textNode.exclusionPaths = @[ [UIBezierPath bezierPath] ];
  ASDisplayNodeSizeToFitSizeRange(textNode, ASSizeRangeMake(CGSizeZero, CGSizeMake(100, 50)));
  ASSnapshotVerifyNode(textNode, nil);
}

- (void)testShadowing_ASTextNode2
{
  ASTextNode *textNode = [[ASTextNode alloc] init];
  textNode.attributedText = [[NSAttributedString alloc] initWithString:@"Quality is Important"];
  textNode.shadowColor = [UIColor blackColor].CGColor;
  textNode.shadowOpacity = 0.3;
  textNode.shadowRadius = 3;
  textNode.shadowOffset = CGSizeMake(0, 1);
  ASDisplayNodeSizeToFitSizeRange(textNode, ASSizeRangeMake(CGSizeZero, CGSizeMake(INFINITY, INFINITY)));
  ASSnapshotVerifyNode(textNode, nil);
}

/**
 * https://github.com/TextureGroup/Texture/issues/822
 */
- (void)DISABLED_testThatTruncationTokenAttributesPrecedeThoseInheritedFromTextWhenTruncateTailMode_ASTextNode2
{
  ASTextNode *textNode = [[ASTextNode alloc] init];
  textNode.style.maxSize = CGSizeMake(20, 80);
  NSMutableAttributedString *mas = [[NSMutableAttributedString alloc] initWithString:@"Quality is an important "];
  [mas appendAttributedString:[[NSAttributedString alloc] initWithString:@"thing" attributes:@{ NSBackgroundColorAttributeName : UIColor.yellowColor}]];
  textNode.attributedText = mas;
  textNode.truncationMode = NSLineBreakByTruncatingTail;

  textNode.truncationAttributedText = [[NSAttributedString alloc] initWithString:@"\u2026" attributes:@{ NSBackgroundColorAttributeName: UIColor.greenColor }];
  ASDisplayNodeSizeToFitSizeRange(textNode, ASSizeRangeMake(CGSizeZero, CGSizeMake(INFINITY, INFINITY)));
  ASSnapshotVerifyNode(textNode, nil);
}

@end