[ObjC] Fix some tests checking the wrong Message class.

objectivec/Tests/GPBMessageTests+Runtime.m

@@ -252,7 +252,7 @@
     // build the selector, i.e. - repeatedInt32Array_Count
     SEL countSel = NSSelectorFromString(
         [NSString stringWithFormat:@"repeated%@Array_Count", name]);
-    XCTAssertTrue([Message2 instancesRespondToSelector:countSel], @"field: %@",
+    XCTAssertTrue([Message3 instancesRespondToSelector:countSel], @"field: %@",
                   name);
   }
 
@@ -264,9 +264,9 @@
         NSSelectorFromString([NSString stringWithFormat:@"hasOneof%@", name]);
     SEL setHasSel = NSSelectorFromString(
         [NSString stringWithFormat:@"setHasOneof%@:", name]);
-    XCTAssertFalse([Message2 instancesRespondToSelector:hasSel], @"field: %@",
+    XCTAssertFalse([Message3 instancesRespondToSelector:hasSel], @"field: %@",
                    name);
-    XCTAssertFalse([Message2 instancesRespondToSelector:setHasSel],
+    XCTAssertFalse([Message3 instancesRespondToSelector:setHasSel],
                    @"field: %@", name);
   }
 
@@ -302,14 +302,14 @@
         [NSString stringWithFormat:@"hasMap%@", name]);
     SEL setHasSel = NSSelectorFromString(
         [NSString stringWithFormat:@"setHasMap%@:", name]);
-    XCTAssertFalse([Message2 instancesRespondToSelector:hasSel], @"field: %@",
+    XCTAssertFalse([Message3 instancesRespondToSelector:hasSel], @"field: %@",
                    name);
-    XCTAssertFalse([Message2 instancesRespondToSelector:setHasSel],
+    XCTAssertFalse([Message3 instancesRespondToSelector:setHasSel],
                    @"field: %@", name);
     // build the selector, i.e. - mapInt32Int32Count
     SEL countSel = NSSelectorFromString(
         [NSString stringWithFormat:@"map%@_Count", name]);
-    XCTAssertTrue([Message2 instancesRespondToSelector:countSel], @"field: %@",
+    XCTAssertTrue([Message3 instancesRespondToSelector:countSel], @"field: %@",
                    name);
   }
 }

objectivec/Tests/GPBSwiftTests.swift

@@ -355,7 +355,7 @@ class GPBBridgeTests: XCTestCase {
     msg.oneof = nil
     XCTAssertEqual(msg.oneof.optionalInt32, Int32(0))  // Default
     XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.gpbUnsetOneOfCase)
-}
+  }
 
   func testProto3OneOfSupport() {
     let msg = Message3()