Add tests for safeArea

robb · Oct 17, 2017 · 3bff77b · 3bff77b
1 parent c7ad6db
commit 3bff77b
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diff --git a/CartographyTests/DimensionSpec.swift b/CartographyTests/DimensionSpec.swift
@@ -180,5 +180,181 @@ class DimensionSpec: QuickSpec {
                 expect(view.frame.height).to(equal(200))
             }
         }
+
+#if os(iOS) || os(tvOS)
+        describe("on iOS only") {
+            beforeEach {
+                window.layoutMargins = UIEdgeInsets(top: 10, left: 20, bottom: 30, right: 40)
+            }
+
+            if #available(iOS 11.0, *) {
+                describe("LayoutProxy.safeArea.width") {
+                    it("should support relative equalities") {
+                        constrain(view) { view in
+                            view.width == view.superview!.safeArea.width
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(400))
+                    }
+
+                    it("should support relative inequalities") {
+                        constrain(view) { view in
+                            view.width <= view.superview!.safeArea.width
+                            view.width >= view.superview!.safeArea.width
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(400))
+                    }
+
+                    it("should support addition") {
+                        constrain(view) { view in
+                            view.width == view.superview!.safeArea.width + 100
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(500))
+                    }
+
+                    it("should support subtraction") {
+                        constrain(view) { view in
+                            view.width == view.superview!.safeArea.width - 100
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(300))
+                    }
+
+                    it("should support multiplication") {
+                        constrain(view) { view in
+                            view.width == view.superview!.safeArea.width * 2
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(800))
+                    }
+
+                    it("should support division") {
+                        constrain(view) { view in
+                            view.width == view.superview!.safeArea.width / 2
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(200))
+                    }
+
+                    it("should support complex expressions") {
+                        constrain(view) { view in
+                            view.width == view.superview!.safeArea.width / 2 + 100
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(300))
+                    }
+
+                    it("should support numerical equalities") {
+                        constrain(view) { view in
+                            view.width == 200
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.width).to(equal(200))
+                    }
+                }
+
+                describe("LayoutProxy.height") {
+                    it("should support relative equalities") {
+                        constrain(view) { view in
+                            view.height == view.superview!.safeArea.height
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(400))
+                    }
+
+                    it("should support relative inequalities") {
+                        constrain(view) { view in
+                            view.height <= view.superview!.safeArea.height
+                            view.height >= view.superview!.safeArea.height
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(400))
+                    }
+
+                    it("should support addition") {
+                        constrain(view) { view in
+                            view.height == view.superview!.safeArea.height + 100
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(500))
+                    }
+
+                    it("should support subtraction") {
+                        constrain(view) { view in
+                            view.height == view.superview!.safeArea.height - 100
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(300))
+                    }
+
+                    it("should support multiplication") {
+                        constrain(view) { view in
+                            view.height == view.superview!.safeArea.height * 2
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(800))
+                    }
+
+                    it("should support division") {
+                        constrain(view) { view in
+                            view.height == view.superview!.safeArea.height / 2
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(200))
+                    }
+
+                    it("should support complex expressions") {
+                        constrain(view) { view in
+                            view.height == view.superview!.safeArea.height / 2 + 100
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(300))
+                    }
+
+                    it("should support numerical equalities") {
+                        constrain(view) { view in
+                            view.height == 200
+                        }
+
+                        window.layoutIfNeeded()
+
+                        expect(view.frame.height).to(equal(200))
+                    }
+                }
+            }
+        }
+#endif
     }
 }