//
//  TestParser.m
//  ICeCoffEE
//
//  Created by Nicholas Riley on 6/22/07.
//  Copyright 2007 Nicholas Riley. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "ICeCoffEEParser.h"

#include <stdarg.h>

NSString *ICCF_ErrString(OSStatus err, NSString *context) {    
    return [NSString stringWithFormat: @"%@ (%d)", context, (int)err];
}

void ICCF_CheckRange(NSRange range) {}

void ps(NSString *format, ...) {
    va_list args;
    va_start(args, format);
    NSString *s = [[NSString alloc] initWithFormat: format arguments: args];
    va_end(args);
    printf("%s\n", [s cString]);
    [s release];
}

void pr(NSString *s, NSRange r) {
    ps([[NSString alloc] initWithFormat: @"%@%@>%@<",
	s, [@"" stringByPaddingToLength: r.location withString: @" " startingAtIndex: 0],
	[@"" stringByPaddingToLength: r.length withString: @"-" startingAtIndex: 0]]);
}

CFBundleRef ICCF_bundle = NULL;

int main(int argc, char *argv[]) {
    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
    
    NSArray *a = [NSArray arrayWithContentsOfFile: @"urls.plist"];
    NSCAssert(a != nil, @"Can't get array from urls.plist (wrong cwd? invalid format?)");
    
    ICCF_StartIC();
    
    unsigned pass = 0, fail = 0;
    
    NSEnumerator *e = [a objectEnumerator];
    NSDictionary *d;
    while ( (d = [e nextObject]) != nil) {
	ps(@"");

	NSString *uri = [d objectForKey: @"uri"];
	NSString *text = [d objectForKey: @"text"];
	NSCAssert1(uri != nil, @"No URI in test case description %@", d);
	
	NSRange delimitedURIRange;
	if (text != nil) {
	    NSArray *bits = [text componentsSeparatedByString: @"|"];
	    NSCAssert1([bits count] == 3, @"Sample text is not of the form 'foo|bar|baz': %@", text);
	    text = [bits componentsJoinedByString: @""];
	    delimitedURIRange.location = [(NSString *)[bits objectAtIndex: 0] length];
	    delimitedURIRange.length = [(NSString *)[bits objectAtIndex: 1] length];
	} else {
	    text = uri;
	    delimitedURIRange.location = 0;
	    delimitedURIRange.length = [uri length];
	}
	
	for (unsigned startOffset = 0 ; startOffset < delimitedURIRange.length ; ++startOffset) {
	    NSRange initialSelectionRange = {
		delimitedURIRange.location + startOffset,
		delimitedURIRange.length != 0
	    };
	    
	    // XXX figure XFAIL-type error checking
	    
	    NSRange enclosingRange;
	    NSString *parsedURI = nil;
	    NSException *parseException = nil;
	    @try {
		enclosingRange = ICCF_URLEnclosingRange(text, delimitedURIRange);
		parsedURI = [text substringWithRange: enclosingRange];
	    } @catch (NSException *e) {
		parseException = e;
	    }
	    
	    if ([uri isEqualToString: parsedURI]) {
		++pass;
		continue;
	    }
	    
	    ps(@"Text       %@", text);
	    pr(@"Available ", delimitedURIRange);
	    pr(@"Starting  ", initialSelectionRange);
	    
	    if (parseException != nil) {
		ps(@"Exception  %@", parseException);
	    } else {
		pr(@"Parsed    ", enclosingRange);
		ps(@"Parsed     %@", parsedURI);
		ps(@"Desired    %@", uri);
	    }
	    ++fail;
	    goto summary;
	}
    }
    
summary:
    ps(@"PASS %d FAIL %d", pass, fail);
    
    ICCF_StopIC();

    [pool release];
}