//

// NSAttributedStringDTCoreTextTest.m

// DTCoreText

//

// Created by Oliver Drobnik on 30.09.13.

// Copyright (c) 2013 Drobnik.com. All rights reserved.

//

#import "NSAttributedStringDTCoreTextTest.h"

#import "NSAttributedString+DTCoreText.h"

@implementation NSAttributedStringDTCoreTextTest

- (void)testRangeOfAnchor

{

NSAttributedString *attributedString = [self attributedStringFromHTMLString:@"<p>some text</p><a name=\"anchor\">anchor</a><p>more text</p>" options:NULL];

NSRange range = [attributedString rangeOfAnchorNamed:@"anchor"];

NSRange expectedRange = NSMakeRange(10, 7);

XCTAssertTrue(NSEqualRanges(range, expectedRange), @"Incorrect Result for findable anchor");

range = [attributedString rangeOfAnchorNamed:@"something"];

expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(range, expectedRange), @"Incorrect Result for non-findable anchor");

}

#pragma mark - Text Blocks

- (void)testTextBlockRange

{

NSAttributedString *attributedString = [self attributedStringFromHTMLString:@"<p>some text</p><div style=\"padding:10px\">inside</div><p>following</p>" options:NULL];

NSRange innerRange = [[attributedString string] rangeOfString:@"inside\n"];

// inner block has padding 10 around and no background color

DTTextBlock *newBlock = [[DTTextBlock alloc] init];

newBlock.padding = DTEdgeInsetsMake(10, 10, 10, 10);

NSDictionary *innerAttributes = [attributedString attributesAtIndex:innerRange.location effectiveRange:NULL];

NSArray *blocks = [innerAttributes objectForKey:DTTextBlocksAttribute];

XCTAssertTrue([blocks count]==1, @"There should be 1 block");

DTTextBlock *effectiveBlock = [blocks lastObject];

// test other block inside range

NSRange nonFoundRange = [attributedString rangeOfTextBlock:newBlock atIndex:innerRange.location];

NSRange expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(nonFoundRange, expectedRange), @"Should not find other block inside");

// test other block outside range

nonFoundRange = [attributedString rangeOfTextBlock:newBlock atIndex:1];

expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(nonFoundRange, expectedRange), @"Should not find other block at index 1");

// test effective block outside range

nonFoundRange = [attributedString rangeOfTextBlock:effectiveBlock atIndex:1];

expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(nonFoundRange, expectedRange), @"Should not find effective block at index 1");

// test effective block outside range

NSRange foundRange = [attributedString rangeOfTextBlock:effectiveBlock atIndex:innerRange.location];

expectedRange = innerRange;

XCTAssertTrue(NSEqualRanges(foundRange, expectedRange), @"Should find effective block around 'inside'");

}

#pragma mark - Lists

- (void)testListRange

{

NSAttributedString *attributedString = [self attributedStringFromHTMLString:@"<p>some text</p><ul><li>inside</li></ul><p>following</p>" options:NULL];

NSRange innerRange = [[attributedString string] rangeOfString:@"inside\n"];

NSDictionary *innerAttributes = [attributedString attributesAtIndex:innerRange.location effectiveRange:NULL];

NSArray *lists = [innerAttributes objectForKey:DTTextListsAttribute];

XCTAssertTrue([lists count]==1, @"There should be 1 block");

DTCSSListStyle *effectiveList = [lists lastObject];

// new list with equal values, but different list

DTCSSListStyle *newListStyle = [effectiveList copy];

XCTAssertFalse(effectiveList == newListStyle, @"Copy should have produced a different instance");

// test new list inside range

NSRange nonFoundRange = [attributedString rangeOfTextList:newListStyle atIndex:innerRange.location];

NSRange expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(nonFoundRange, expectedRange), @"Should not find other list inside");

// test new list outside range

nonFoundRange = [attributedString rangeOfTextList:newListStyle atIndex:1];

expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(nonFoundRange, expectedRange), @"Should not find other list at index 1");

// test effective list inside range

NSRange foundRange = [attributedString rangeOfTextList:effectiveList atIndex:innerRange.location];

expectedRange = [[attributedString string] paragraphRangeForRange:innerRange];

XCTAssertTrue(NSEqualRanges(foundRange, expectedRange), @"Should find effective list around 'inner'");

// test effective list outside range

nonFoundRange = [attributedString rangeOfTextList:effectiveList atIndex:1];

expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(nonFoundRange, expectedRange), @"Should not find effective list at index 1");

}

- (void)testListPrefix

{

DTCSSListStyle *listStyle = [[DTCSSListStyle alloc] initWithStyles:nil];

listStyle.startingItemNumber = 3;

listStyle.type = DTCSSListStyleTypeDecimal;

listStyle.position = DTCSSListStylePositionOutside;

NSAttributedString *attributedString = [self attributedStringFromHTMLString:@"<ol><li>some text</li></ol>" options:NULL];

NSDictionary *attributes = [attributedString attributesAtIndex:0 effectiveRange:NULL];

NSAttributedString *prefix = [NSAttributedString prefixForListItemWithCounter:3 listStyle:listStyle listIndent:30 attributes:attributes];

XCTAssertTrue([[prefix string] isEqualToString:@"\t3.\t"], @"Prefix should be different");

attributes = [prefix attributesAtIndex:0 effectiveRange:NULL];

// prefix field should be entire length

NSRange fieldRange = [prefix rangeOfFieldAtIndex:0];

NSRange expectedRange = NSMakeRange(0, [prefix length]);

XCTAssertTrue(NSEqualRanges(fieldRange, expectedRange), @"Prefix Field should be entire prefix");

DTCoreTextParagraphStyle *paragraphStyle = [attributes paragraphStyle];

XCTAssertEqual(paragraphStyle.headIndent, (CGFloat)30, @"head ident should be equal to 30");

NSArray *lists = [attributes objectForKey:DTTextListsAttribute];

XCTAssertTrue([lists count]==1, @"There should be one list in the prefix");

if ([lists count]!=1)

{

return;

}

DTCSSListStyle *effectiveList = [[lists lastObject] copy];

// modify to make equal

effectiveList.startingItemNumber = 3;

XCTAssertTrue([effectiveList isEqualToListStyle:listStyle], @"Effective list style should be equal");

}

- (void)testItemNumber

{

NSAttributedString *attributedString = [self attributedStringFromHTMLString:@"<ol><li>1</li><li>2</li><li>3</li></ol>" options:NULL];

NSRange entireString = NSMakeRange(0, [attributedString length]);

[[attributedString string] enumerateSubstringsInRange:entireString options:NSStringEnumerationByParagraphs usingBlock:^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) {

NSDictionary *attributes = [attributedString attributesAtIndex:substringRange.location effectiveRange:NULL];

DTCSSListStyle *list = [[attributes objectForKey:DTTextListsAttribute] lastObject];

NSRange prefixRange = [attributedString rangeOfFieldAtIndex:substringRange.location];

substring = [substring substringFromIndex:prefixRange.length];

NSInteger number = [substring integerValue];

NSInteger index = [attributedString itemNumberInTextList:list atIndex:substringRange.location];

XCTAssertEqual(number, index, @"Item number should match the text but doesn't for range %@", NSStringFromRange(substringRange));

}];

}

#pragma mark - Links

- (void)testLinkRange

{

NSAttributedString *attributedString = [self attributedStringFromHTMLString:@"<p>some <a href=\"http://www.cocoanetics.com\">li<b>nk</b></a> text</p>" options:NULL];

NSRange innerRange = [[attributedString string] rangeOfString:@"link"];

// test inside

NSURL *foundURL = nil;

NSRange linkRange = [attributedString rangeOfLinkAtIndex:innerRange.location URL:&foundURL];

XCTAssertNotNil(foundURL, @"No link found inside");

if (foundURL)

{

XCTAssertTrue([[foundURL absoluteString] isEqualToString:@"http://www.cocoanetics.com"], @"found URL invalid");

}

XCTAssertTrue(NSEqualRanges(linkRange, innerRange), @"Link should enclose inner text");

// test outside before

foundURL = nil;

linkRange = [attributedString rangeOfLinkAtIndex:innerRange.location-1 URL:&foundURL];

XCTAssertNil(foundURL, @"There should be no link before");

NSRange expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(linkRange, expectedRange), @"range should not found range");

// test outside after

foundURL = nil;

linkRange = [attributedString rangeOfLinkAtIndex:NSMaxRange(innerRange) URL:&foundURL];

XCTAssertNil(foundURL, @"There should be no link after");

expectedRange = NSMakeRange(NSNotFound, 0);

XCTAssertTrue(NSEqualRanges(linkRange, expectedRange), @"range should not found range");

}

@end