Add test case in objc client

Author: geekerzp

samples/client/petstore/objc/SwaggerClientTests/SwaggerClient/SwaggerClient-Info.plist

@@ -2,6 +2,11 @@
 <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
 <plist version="1.0">
 <dict>
+	<key>NSAppTransportSecurity</key>
+	<dict>
+		<key>NSAllowsArbitraryLoads</key>
+		<true/>
+	</dict>
 	<key>CFBundleDevelopmentRegion</key>
 	<string>en</string>
 	<key>CFBundleDisplayName</key>

samples/client/petstore/objc/SwaggerClientTests/Tests/PetApiTest.m

@@ -218,8 +218,8 @@ - (void)testDeletePet {
     [self waitForExpectationsWithTimeout:10.0 handler:nil];
 }
 
-- (void)testUploadFile {
-    XCTestExpectation *expectation = [self expectationWithDescription:@"testUploadWithFile"];
+- (void)testUploadFileWithFormParameter {
+    XCTestExpectation *expectation = [self expectationWithDescription:@"testUploadWithFileWithFormParameter"];
 
     NSURL *fileURL = [self createTempFile];
 
@@ -236,6 +236,23 @@ - (void)testUploadFile {
     [self waitForExpectationsWithTimeout:10.0 handler:nil];
 }
 
+- (void)testUploadFile {
+    XCTestExpectation *expectation = [self expectationWithDescription:@"testUploadFile"];
+    
+    NSURL *fileURL = [self createTempFile];
+    
+    [api uploadFileWithCompletionBlock:@1 additionalMetadata:nil file:fileURL completionHandler:^(NSError *error) {
+        if (error) {
+            XCTFail(@"expected a failure");
+        }
+        else {
+            [expectation fulfill];
+        }
+    }];
+    
+    [self waitForExpectationsWithTimeout:10.0 handler:nil];
+}
+
 - (void)TestUploadWithoutFile {
     XCTestExpectation *expectation = [self expectationWithDescription:@"testUploadWithoutFile"];