Introduce RKStatusCodesOfResponsesWithOptionalBodies

Code/Network/RKHTTPRequestOperation.m

@@ -35,8 +35,7 @@
 static BOOL RKResponseRequiresContentTypeMatch(NSHTTPURLResponse *response, NSURLRequest *request)
 {
     if (RKRequestMethodFromString(request.HTTPMethod) == RKRequestMethodHEAD) return NO;
-    if (response.statusCode == 304) return NO;
-    if (response.statusCode == 204) return NO;
+    if ([RKStatusCodesOfResponsesWithOptionalBodies() containsIndex:response.statusCode]) return NO;
     return YES;
 }
 

Code/ObjectMapping/RKHTTPUtilities.h

@@ -143,3 +143,10 @@ BOOL RKURLIsRelativeToURL(NSURL *URL, NSURL *baseURL);
  @return A string containing the relative path and query parameters.
  */
 NSString *RKPathAndQueryStringFromURLRelativeToURL(NSURL *URL, NSURL *baseURL);
+
+/**
+ *  Returns an index set of the status codes with optional response bodies
+ *
+ *  @return An index set of the status codes with optional response bodies
+ */
+NSIndexSet *RKStatusCodesOfResponsesWithOptionalBodies(void);

Code/ObjectMapping/RKHTTPUtilities.m

@@ -535,3 +535,14 @@ BOOL RKURLIsRelativeToURL(NSURL *URL, NSURL *baseURL)
         return (query && [query length]) ? [NSString stringWithFormat:@"%@?%@", pathWithPrevervedTrailingSlash, query] : pathWithPrevervedTrailingSlash;
     }
 }
+
+NSIndexSet *RKStatusCodesOfResponsesWithOptionalBodies()
+{
+    NSMutableIndexSet *statusCodes = [NSMutableIndexSet indexSet];
+    [statusCodes addIndex:201];
+    [statusCodes addIndex:202];
+    [statusCodes addIndex:204];
+    [statusCodes addIndex:205];
+    [statusCodes addIndex:304];
+    return statusCodes;
+}

Tests/Logic/Network/RKHTTPRequestOperationTest.m

@@ -78,4 +78,16 @@ - (void)testThatLoadingA204StatusDoesNotReturnExpectedContentTypeErrorWithMissin
     expect(requestOperation.error).to.beNil();
 }
 
+- (void)testThatLoadingA202StatusDoesNotReturnExpectedContentTypeErrorWithMissingContentType
+{
+    NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:@"/no_content_type/202" relativeToURL:[RKTestFactory baseURL]]];
+    RKHTTPRequestOperation *requestOperation = [[RKHTTPRequestOperation alloc] initWithRequest:request];
+    requestOperation.acceptableContentTypes = [NSSet setWithObject:@"text/xml"];
+    requestOperation.acceptableStatusCodes = [NSIndexSet indexSetWithIndex:202];
+    [requestOperation start];
+    [requestOperation waitUntilFinished];
+
+    expect(requestOperation.error).to.beNil();
+}
+
 @end