[test] Reinstate CoreGraphics↔︎NSValue bridging tests on iOS/watchOS/tvOS

Author: lorentey

test/stdlib/NSValueBridging.swift.gyb

@@ -23,6 +23,10 @@ import StdlibUnittestFoundationExtras
 import Foundation
 import CoreGraphics
 
+#if os(iOS) || os(tvOS) || os(watchOS)
+import UIKit
+#endif
+
 var nsValueBridging = TestSuite("NSValueBridging")
 
 func rangesEqual(_ x: NSRange, _ y: NSRange) -> Bool {
@@ -66,6 +70,16 @@ ${ testCase("CGAffineTransform", "CGAffineTransform(rotationAngle: .pi)",      N
 
 #endif
 
+#if os(iOS) || os(tvOS) || os(watchOS)
+
+${ testCase("CGRect",            "CGRect(x: 17, y: 38, width: 6, height: 79)", "cgRect",            "(==)") }
+${ testCase("CGPoint",           "CGPoint(x: 17, y: 38)",                      "cgPoint",           "(==)") }
+${ testCase("CGSize",            "CGSize(width: 6, height: 79)",               "cgSize",            "(==)") }
+${ testCase("CGVector",          "CGVector(dx: 6, dy: 79)",                    "cgVector",          "(==)") }
+${ testCase("CGAffineTransform", "CGAffineTransform(rotationAngle: .pi)",      "cgAffineTransform", "(==)") }
+
+#endif
+
 nsValueBridging.test("NSValue can only be cast back to its original type") {
   let range = NSRange(location: 17, length: 38)
   let rangeObject: Any = NSValue(range: range)