Fix a problem that could occur in searching for credentials when mixing urls con…

…taining a port with ones that don't -  Closes gh-39
Many thanks to Luke Redpath for tracking this down!

@@ -23,7 +23,7 @@
 
 
 // Automatically set on build
-NSString *ASIHTTPRequestVersion = @"v1.6.2-11 2010-05-26";
+NSString *ASIHTTPRequestVersion = @"v1.6.2-12 2010-05-26";
 
 NSString* const NetworkRequestErrorDomain = @"ASIHTTPRequestErrorDomain";
 
@@ -2901,7 +2901,7 @@ static BOOL isiPhoneOS2;
 		NSURL *theURL = [theCredentials objectForKey:@"URL"];
 		
 		// Port can be nil!
-		if ([[theURL host] isEqualToString:[requestURL host]] && ([theURL port] == [requestURL port] || [[theURL port] isEqualToNumber:[requestURL port]]) && [[theURL scheme] isEqualToString:[requestURL scheme]]) {
+		if ([[theURL host] isEqualToString:[requestURL host]] && ([theURL port] == [requestURL port] || ([requestURL port] && [[theURL port] isEqualToNumber:[requestURL port]])) && [[theURL scheme] isEqualToString:[requestURL scheme]]) {
 			if (![self responseStatusCode] || (![theCredentials objectForKey:@"AuthenticationRealm"] || [[theCredentials objectForKey:@"AuthenticationRealm"] isEqualToString:[self authenticationRealm]])) {
 				[sessionCredentialsLock unlock];
 				return theCredentials;

@@ -64,6 +64,7 @@
 - (void)testAutomaticRetry;
 - (void)testCloseConnection;
 - (void)testPersistentConnectionTimeout;
+- (void)testNilPortCredentialsMatching;
 
 @property (retain, nonatomic) NSMutableData *responseData;
 @end

@@ -1579,5 +1579,29 @@
 	[[self responseData] appendData:data];
 }
 
+- (void)testNilPortCredentialsMatching
+{
+	// Test for http://github.com/pokeb/asi-http-request/issues#issue/39
+	[ASIHTTPRequest clearSession];
+	ASIHTTPRequest *request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com:80/ASIHTTPRequest/tests/basic-authentication"]];
+	[request setUsername:@"secret_username"];
+	[request setPassword:@"secret_password"];
+	[request startSynchronous];
+
+	request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com/ASIHTTPRequest/tests/basic-authentication"]];
+	[request startSynchronous];
+
+	// Now let's test the other way around
+	[ASIHTTPRequest clearSession];
+
+	request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com:/ASIHTTPRequest/tests/basic-authentication"]];
+	[request setUsername:@"secret_username"];
+	[request setPassword:@"secret_password"];
+	[request startSynchronous];
+
+	request = [ASIHTTPRequest requestWithURL:[NSURL URLWithString:@"http://allseeing-i.com:80/ASIHTTPRequest/tests/basic-authentication"]];
+	[request startSynchronous];
+}
+
 @synthesize responseData;
 @end
\ No newline at end of file