Stop resetting request method to POST when an unrecognised method is already set

@@ -295,7 +295,7 @@ static NSOperationQueue *sharedRequestQueue = nil;
 	}
 	}
 		
 		
 	if ([self postLength] > 0) {
 	if ([self postLength] > 0) {
-		if (![requestMethod isEqualToString:@"POST"] && ![requestMethod isEqualToString:@"PUT"]) {
+		if ([requestMethod isEqualToString:@"GET"] || [requestMethod isEqualToString:@"DELETE"] || [requestMethod isEqualToString:@"HEAD"]) {
 			[self setRequestMethod:@"POST"];
 			[self setRequestMethod:@"POST"];
 		}
 		}
 		[self addRequestHeader:@"Content-Length" value:[NSString stringWithFormat:@"%llu",[self postLength]]];
 		[self addRequestHeader:@"Content-Length" value:[NSString stringWithFormat:@"%llu",[self postLength]]];

@@ -125,6 +125,14 @@
 		BOOL success = [[request responseString] isEqualToString:method];
 		BOOL success = [[request responseString] isEqualToString:method];
 		GHAssertTrue(success,@"Failed to set the request method correctly");	
 		GHAssertTrue(success,@"Failed to set the request method correctly");	
 	}
 	}
+	
+	// Test to ensure we don't change the request method when we have an unrecognised method already set
+	ASIHTTPRequest *request = [[[ASIHTTPRequest alloc] initWithURL:url] autorelease];
+	[request setRequestMethod:@"FINK"];
+	[request appendPostData:[@"King" dataUsingEncoding:NSUTF8StringEncoding]];
+	[request buildPostBody];
+	BOOL success = [[request requestMethod] isEqualToString:@"FINK"];
+	GHAssertTrue(success,@"Erroneously changed request method");	
 }
 }
 
 
 - (void)testHTTPVersion
 - (void)testHTTPVersion