uncomment platform check macros

Author: farzadshbfn

DiffTests/BatchUpdateTests.swift

@@ -1,4 +1,4 @@
-// #if !os(macOS) && !os(watchOS)
+#if !os(macOS) && !os(watchOS)
 
 import XCTest
 @testable import Diff
@@ -48,19 +48,20 @@ class BatchUpdateTests: XCTestCase {
             XCTAssertEqual(batch.moves, expectation.2.2.map { (transform($0.0), transform($0.1)) })
         }
     }
-//
-//    // MARK: Performance Tests
-//    func testCellsPerformance() {
-//        self.measure {
-//            self._testCells()
-//        }
-//    }
-//
-//    func testCellsWithTransformPerformance() {
-//        self.measure {
-//            self._testCellsWithTransform()
-//        }
-//    }
+
+    //
+    //    // MARK: Performance Tests
+    //    func testCellsPerformance() {
+    //        self.measure {
+    //            self._testCells()
+    //        }
+    //    }
+    //
+    //    func testCellsWithTransformPerformance() {
+    //        self.measure {
+    //            self._testCellsWithTransform()
+    //        }
+    //    }
 }
 
-// #endif
+#endif