Updated test suite to accommodate new generic response serialization logic.

Tests/AuthenticationTests.swift

@@ -59,7 +59,7 @@ class BasicAuthenticationTestCase: AuthenticationTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -90,7 +90,7 @@ class BasicAuthenticationTestCase: AuthenticationTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -132,7 +132,7 @@ class HTTPDigestAuthenticationTestCase: AuthenticationTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -163,7 +163,7 @@ class HTTPDigestAuthenticationTestCase: AuthenticationTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When

Tests/CacheTests.swift

@@ -182,7 +182,7 @@ class CacheTestCase: BaseTestCase {
         let request = self.manager.request(urlRequest)
         request.response(
             queue: queue,
-            serializer: Request.responseDataSerializer(),
+            responseSerializer: Request.dataResponseSerializer(),
             completionHandler: { _, response, _, _ in
                 completion(request.request, response)
             }

Tests/DownloadTests.swift

@@ -154,7 +154,7 @@ class DownloadResponseTestCase: BaseTestCase {
         var progressValues: [(completedUnitCount: Int64, totalUnitCount: Int64)] = []
         var responseRequest: NSURLRequest?
         var responseResponse: NSHTTPURLResponse?
-        var responseData: AnyObject?
+        var responseData: NSData?
         var responseError: NSError?
 
         // When

Tests/RequestTests.swift

@@ -80,18 +80,18 @@ class RequestResponseTestCase: BaseTestCase {
     func testRequestResponse() {
         // Given
         let URLString = "http://httpbin.org/get"
-        let serializer = Alamofire.Request.stringResponseSerializer(encoding: NSUTF8StringEncoding)
+        let serializer = Request.stringResponseSerializer(encoding: NSUTF8StringEncoding)
 
         let expectation = expectationWithDescription("GET request should succeed: \(URLString)")
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var string: AnyObject?
+        var string: String?
         var error: NSError?
 
         // When
         Alamofire.request(.GET, URLString, parameters: ["foo": "bar"])
-            .response(serializer: serializer) { responseRequest, responseResponse, responseString, responseError in
+            .response(responseSerializer: serializer) { responseRequest, responseResponse, responseString, responseError in
                 request = responseRequest
                 response = responseResponse
                 string = responseString
@@ -120,7 +120,7 @@ class RequestResponseTestCase: BaseTestCase {
         var progressValues: [(completedUnitCount: Int64, totalUnitCount: Int64)] = []
         var responseRequest: NSURLRequest?
         var responseResponse: NSHTTPURLResponse?
-        var responseData: AnyObject?
+        var responseData: NSData?
         var responseError: NSError?
 
         // When
@@ -189,7 +189,7 @@ class RequestResponseTestCase: BaseTestCase {
 
         var responseRequest: NSURLRequest?
         var responseResponse: NSHTTPURLResponse?
-        var responseData: AnyObject?
+        var responseData: NSData?
         var responseError: NSError?
 
         // When

Tests/ResponseTests.swift

@@ -110,7 +110,7 @@ class RedirectResponseTestCase: BaseTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -145,7 +145,7 @@ class RedirectResponseTestCase: BaseTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -185,7 +185,7 @@ class RedirectResponseTestCase: BaseTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -225,7 +225,7 @@ class RedirectResponseTestCase: BaseTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -267,7 +267,7 @@ class RedirectResponseTestCase: BaseTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When

Tests/URLProtocolTests.swift

@@ -137,15 +137,15 @@ class URLProtocolTestCase: BaseTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var string: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
         Alamofire.request(URLRequest)
-            .response { responseRequest, responseResponse, responseString, responseError in
+            .response { responseRequest, responseResponse, responseData, responseError in
                 request = responseRequest
                 response = responseResponse
-                string = responseString
+                data = responseData
                 error = responseError
 
                 expectation.fulfill()
@@ -156,7 +156,7 @@ class URLProtocolTestCase: BaseTestCase {
         // Then
         XCTAssertNotNil(request, "request should not be nil")
         XCTAssertNotNil(response, "response should not be nil")
-        XCTAssertNotNil(string, "string should not be nil")
+        XCTAssertNotNil(data, "data should not be nil")
         XCTAssertNil(error, "error should be nil")
 
         if let headers = response?.allHeaderFields as? [String: String] {

Tests/UploadTests.swift

@@ -186,7 +186,7 @@ class UploadDataTestCase: BaseTestCase {
         var progressValues: [(completedUnitCount: Int64, totalUnitCount: Int64)] = []
         var responseRequest: NSURLRequest?
         var responseResponse: NSHTTPURLResponse?
-        var responseData: AnyObject?
+        var responseData: NSData?
         var responseError: NSError?
 
         // When
@@ -259,7 +259,7 @@ class UploadMultipartFormDataTestCase: BaseTestCase {
         var formData: MultipartFormData?
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -316,7 +316,7 @@ class UploadMultipartFormDataTestCase: BaseTestCase {
 
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When
@@ -593,7 +593,7 @@ class UploadMultipartFormDataTestCase: BaseTestCase {
         var progressValues: [(completedUnitCount: Int64, totalUnitCount: Int64)] = []
         var request: NSURLRequest?
         var response: NSHTTPURLResponse?
-        var data: AnyObject?
+        var data: NSData?
         var error: NSError?
 
         // When