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NSString: Add enumerateSubstringsInRange tests
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hmelder
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1 changed files with 236 additions and 63 deletions
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@ -1,97 +1,270 @@
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#import "ObjectTesting.h"
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#import <Foundation/NSAutoreleasePool.h>
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#import <Foundation/NSString.h>
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#import <Foundation/NSArray.h>
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#if defined(__has_extension) && __has_extension(blocks)
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int main (int argc, const char * argv[])
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void
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testMutationAffectingSubsequentCall()
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{
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NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
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NSMutableString *mutableString;
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NSMutableArray *results;
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NSArray *expectedResults;
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NSRange range;
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BOOL correctResults;
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BOOL correctCallCount;
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__block NSUInteger callCount = 0;
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mutableString = [NSMutableString stringWithString:@"Hello World"];
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results = [NSMutableArray array];
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range = NSMakeRange(0, mutableString.length);
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expectedResults = @[ @"Hello", @"World" ];
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[mutableString
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enumerateSubstringsInRange:range
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options:NSStringEnumerationByWords
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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[results addObject:substring];
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callCount++;
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if ([substring isEqualToString:@"Hello"])
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{
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// Simulate a mutation that affects subsequent
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// enumeration "Hello " is changed to "Hello"
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[mutableString
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deleteCharactersInRange:NSMakeRange(
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substringRange.location
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+ substringRange.length,
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1)];
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*stop = YES;
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}
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}];
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[mutableString
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enumerateSubstringsInRange:NSMakeRange(5, mutableString.length - 5)
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options:NSStringEnumerationByWords
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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[results addObject:substring];
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}];
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correctResults = [results isEqualToArray:expectedResults];
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correctCallCount = (callCount == 1); // Ensure only one call before stopping
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PASS(correctResults && correctCallCount,
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"Enumeration should adjust correctly after string mutation and handle "
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"subsequent calls appropriately.");
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}
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void
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testBasicFunctionality()
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{
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NSString *string;
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NSMutableArray *results;
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NSArray *expected;
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NSRange range;
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BOOL result;
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string = @"Hello World";
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results = [NSMutableArray array];
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range = NSMakeRange(0, string.length);
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expected = @[ @"Hello", @"World" ];
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[string
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enumerateSubstringsInRange:range
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options:NSStringEnumerationByWords
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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[results addObject:substring];
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}];
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PASS_EQUAL(results, expected, "Should correctly enumerate words.");
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}
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void
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testEmptyRange()
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{
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NSString *string;
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NSMutableArray *results;
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NSRange range;
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string = @"Hello World";
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results = [NSMutableArray array];
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range = NSMakeRange(0, 0);
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[string
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enumerateSubstringsInRange:range
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options:NSStringEnumerationByWords
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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[results addObject:substring];
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}];
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PASS(results.count == 0,
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"No substrings should be enumerated for an empty range.");
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}
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void testLocationOffset() {
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NSString *string;
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NSMutableArray *results;
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NSArray *expected;
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NSRange range;
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string = @"Hello World Continued";
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results = [NSMutableArray array];
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range = NSMakeRange(6, [string length] - 6);
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expected = @[ @"World", @"Continued"];
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[string
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enumerateSubstringsInRange:range
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options:NSStringEnumerationByWords
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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[results addObject:substring];
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}];
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PASS_EQUAL(results, expected, "Should correctly enumerate words with location offset.");
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}
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void
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testStoppingEnumeration()
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{
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NSString *string;
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NSMutableArray *results;
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NSRange range;
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string = @"Hello World";
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results = [NSMutableArray array];
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range = NSMakeRange(0, [string length]);
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__block BOOL didStop = NO;
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[string
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enumerateSubstringsInRange:range
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options:NSStringEnumerationByWords
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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if ([substring isEqualToString:@"Hello"])
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{
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*stop = YES;
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didStop = YES;
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}
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[results addObject:substring];
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}];
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PASS(didStop && [results count] == 1 && [results[0] isEqualToString:@"Hello"],
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"Enumeration should stop after 'Hello'.");
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}
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int
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main(int argc, const char *argv[])
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{
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NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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START_SET("Enumerate substrings by lines");
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NSString* s1 = @"Line 1\nLine 2";
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NSString *s1 = @"Line 1\nLine 2";
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__block NSUInteger currentIteration = 0;
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[s1 enumerateSubstringsInRange:(NSRange){
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.location = 0,
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.length = [s1 length]
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} options: NSStringEnumerationByLines
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usingBlock: ^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) {
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NSLog(@"Substring range: {.location=%ld, .length=%ld}", substringRange.location, substringRange.length);
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NSLog(@"Enclosing range: {.location=%ld, .length=%ld}", enclosingRange.location, enclosingRange.length);
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NSLog(@"Substring: %@", substring);
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// *stop = YES;
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if(currentIteration == 0) PASS([substring isEqual: @"Line 1"], "First line of \"Line 1\\nLine 2\" is \"Line 1\"");
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if(currentIteration == 1) PASS([substring isEqual: @"Line 2"], "Second line of \"Line 1\\nLine 2\" is \"Line 2\"");
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currentIteration++;
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}];
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PASS(currentIteration == 2, "There are only two lines in \"Line 1\\nLine 2\"");
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[s1
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enumerateSubstringsInRange:(NSRange){.location = 0, .length = [s1 length]}
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options:NSStringEnumerationByLines
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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// *stop = YES;
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if (currentIteration == 0)
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PASS([substring isEqual:@"Line 1"],
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"First line of \"Line 1\\nLine 2\" is \"Line 1\"");
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if (currentIteration == 1)
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PASS(
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[substring isEqual:@"Line 2"],
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"Second line of \"Line 1\\nLine 2\" is \"Line 2\"");
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currentIteration++;
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}];
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PASS(currentIteration == 2,
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"There are only two lines in \"Line 1\\nLine 2\"");
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END_SET("Enumerate substrings by lines");
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START_SET("Enumerate substrings by paragraphs");
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NSString* s1 = @"Paragraph 1\nParagraph 2";
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NSString *s1 = @"Paragraph 1\nParagraph 2";
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__block NSUInteger currentIteration = 0;
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[s1 enumerateSubstringsInRange:(NSRange){
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.location = 0,
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.length = [s1 length]
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} options: NSStringEnumerationByParagraphs
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usingBlock: ^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) {
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NSLog(@"Substring range: {.location=%ld, .length=%ld}", substringRange.location, substringRange.length);
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NSLog(@"Enclosing range: {.location=%ld, .length=%ld}", enclosingRange.location, enclosingRange.length);
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NSLog(@"Substring: %@", substring);
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// *stop = YES;
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if(currentIteration == 0) PASS([substring isEqual: @"Paragraph 1"], "First paragraph of \"Paragraph 1\\nParagraph 2\" is \"Paragraph 1\"");
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if(currentIteration == 1) PASS([substring isEqual: @"Paragraph 2"], "Second paragraph of \"Paragraph 1\\nParagraph 2\" is \"Paragraph 2\"");
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currentIteration++;
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}];
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PASS(currentIteration == 2, "There are only two paragraphs in \"Paragraph 1\\nParagraph 2\"");
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[s1 enumerateSubstringsInRange:(NSRange){.location = 0, .length = [s1 length]}
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options:NSStringEnumerationByParagraphs
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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// *stop = YES;
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if (currentIteration == 0)
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PASS([substring isEqual:@"Paragraph 1"],
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"First paragraph of \"Paragraph 1\\nParagraph "
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"2\" is \"Paragraph 1\"");
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if (currentIteration == 1)
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PASS([substring isEqual:@"Paragraph 2"],
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"Second paragraph of \"Paragraph 1\\nParagraph "
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"2\" is \"Paragraph 2\"");
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currentIteration++;
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}];
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PASS(currentIteration == 2,
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"There are only two paragraphs in \"Paragraph 1\\nParagraph 2\"");
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END_SET("Enumerate substrings by paragraphs");
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START_SET("Enumerate substrings by words");
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NSString* s1 = @"Word1 word2.";
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testBasicFunctionality();
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testEmptyRange();
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testLocationOffset();
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testStoppingEnumeration();
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testMutationAffectingSubsequentCall();
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NSString *s1 = @"Word1 word2.";
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__block NSUInteger currentIteration = 0;
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[s1 enumerateSubstringsInRange:(NSRange){
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.location = 0,
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.length = [s1 length]
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} options: NSStringEnumerationByWords
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usingBlock: ^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) {
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NSLog(@"Substring range: {.location=%ld, .length=%ld}", substringRange.location, substringRange.length);
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NSLog(@"Enclosing range: {.location=%ld, .length=%ld}", enclosingRange.location, enclosingRange.length);
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NSLog(@"Substring: %@", substring);
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// *stop = YES;
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if(currentIteration == 0) PASS([substring isEqual: @"Word1"], "First word of \"Word1 word2.\" is \"Word1\"");
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if(currentIteration == 1) PASS([substring isEqual: @"word2"], "Second word of \"Word1 word2.\" is \"word2\"");
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currentIteration++;
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}];
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[s1 enumerateSubstringsInRange:(NSRange){.location = 0, .length = [s1 length]}
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options:NSStringEnumerationByWords
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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// *stop = YES;
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if (currentIteration == 0)
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PASS([substring isEqual:@"Word1"],
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"First word of \"Word1 word2.\" is \"Word1\"");
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if (currentIteration == 1)
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PASS([substring isEqual:@"word2"],
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"Second word of \"Word1 word2.\" is \"word2\"");
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currentIteration++;
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}];
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PASS(currentIteration == 2, "There are only two words in \"Word1 word2.\"");
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END_SET("Enumerate substrings by words");
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START_SET("Enumerate substrings by sentences");
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NSString* s1 = @"Sentence 1. Sentence 2.";
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NSString *s1 = @"Sentence 1. Sentence 2.";
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__block NSUInteger currentIteration = 0;
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[s1 enumerateSubstringsInRange:(NSRange){
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.location = 0,
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.length = [s1 length]
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} options: NSStringEnumerationBySentences
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usingBlock: ^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) {
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NSLog(@"Substring range: {.location=%ld, .length=%ld}", substringRange.location, substringRange.length);
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NSLog(@"Enclosing range: {.location=%ld, .length=%ld}", enclosingRange.location, enclosingRange.length);
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NSLog(@"Substring: %@", substring);
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// *stop = YES;
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if(currentIteration == 0) PASS([substring isEqual: @"Sentence 1. "], "First sentence of \"Sentence 1. Sentence 2.\" is \"Sentence 1. \"");
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if(currentIteration == 1) PASS([substring isEqual: @"Sentence 2."], "Second sentence of \"Sentence 1. Sentence 2.\" is \"Sentence 2.\"");
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currentIteration++;
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}];
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PASS(currentIteration == 2, "There are only two sentences in \"Sentence 1. Sentence 2.");
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[s1 enumerateSubstringsInRange:(NSRange){.location = 0, .length = [s1 length]}
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options:NSStringEnumerationBySentences
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usingBlock:^(NSString *substring, NSRange substringRange,
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NSRange enclosingRange, BOOL *stop) {
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// *stop = YES;
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if (currentIteration == 0)
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PASS([substring isEqual:@"Sentence 1. "],
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"First sentence of \"Sentence 1. Sentence 2.\" "
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"is \"Sentence 1. \"");
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if (currentIteration == 1)
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PASS([substring isEqual:@"Sentence 2."],
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"Second sentence of \"Sentence 1. Sentence 2.\" "
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"is \"Sentence 2.\"");
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currentIteration++;
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}];
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PASS(currentIteration == 2,
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"There are only two sentences in \"Sentence 1. Sentence 2.");
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END_SET("Enumerate substrings by sentences");
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[pool drain];
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return 0;
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}
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#else
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int main (int argc, const char * argv[])
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int
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main(int argc, const char *argv[])
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{
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return 0;
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}
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