Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: https://github.com/LadybirdBrowser/ladybird/commit/93712b24bf2
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibJS/Tests/builtins/Intl/RelativeTimeFormat/RelativeTimeFormat.js

@@ -0,0 +1,96 @@
+describe("errors", () => {
+    test("called without new", () => {
+        expect(() => {
+            Intl.RelativeTimeFormat();
+        }).toThrowWithMessage(
+            TypeError,
+            "Intl.RelativeTimeFormat constructor must be called with 'new'"
+        );
+    });
+
+    test("structurally invalid tag", () => {
+        expect(() => {
+            new Intl.RelativeTimeFormat("root");
+        }).toThrowWithMessage(RangeError, "root is not a structurally valid language tag");
+
+        expect(() => {
+            new Intl.RelativeTimeFormat("en-");
+        }).toThrowWithMessage(RangeError, "en- is not a structurally valid language tag");
+
+        expect(() => {
+            new Intl.RelativeTimeFormat("Latn");
+        }).toThrowWithMessage(RangeError, "Latn is not a structurally valid language tag");
+
+        expect(() => {
+            new Intl.RelativeTimeFormat("en-u-aa-U-aa");
+        }).toThrowWithMessage(RangeError, "en-u-aa-U-aa is not a structurally valid language tag");
+    });
+
+    test("options is an invalid type", () => {
+        expect(() => {
+            new Intl.RelativeTimeFormat("en", null);
+        }).toThrowWithMessage(TypeError, "ToObject on null or undefined");
+    });
+
+    test("localeMatcher option is invalid", () => {
+        expect(() => {
+            new Intl.RelativeTimeFormat("en", { localeMatcher: "hello!" });
+        }).toThrowWithMessage(RangeError, "hello! is not a valid value for option localeMatcher");
+    });
+
+    test("numberingSystem option is invalid", () => {
+        expect(() => {
+            new Intl.RelativeTimeFormat("en", { numberingSystem: "hello!" });
+        }).toThrowWithMessage(RangeError, "hello! is not a valid value for option numberingSystem");
+    });
+
+    test("style option is invalid", () => {
+        expect(() => {
+            new Intl.RelativeTimeFormat("en", { style: "hello!" });
+        }).toThrowWithMessage(RangeError, "hello! is not a valid value for option style");
+    });
+
+    test("numeric option is invalid", () => {
+        expect(() => {
+            new Intl.RelativeTimeFormat("en", { numeric: "hello!" });
+        }).toThrowWithMessage(RangeError, "hello! is not a valid value for option numeric");
+    });
+});
+
+describe("normal behavior", () => {
+    test("length is 0", () => {
+        expect(Intl.RelativeTimeFormat).toHaveLength(0);
+    });
+
+    test("all valid localeMatcher options", () => {
+        ["lookup", "best fit"].forEach(localeMatcher => {
+            expect(() => {
+                new Intl.RelativeTimeFormat("en", { localeMatcher: localeMatcher });
+            }).not.toThrow();
+        });
+    });
+
+    test("valid numberingSystem options", () => {
+        ["latn", "arab", "abc-def-ghi"].forEach(numberingSystem => {
+            expect(() => {
+                new Intl.RelativeTimeFormat("en", { numberingSystem: numberingSystem });
+            }).not.toThrow();
+        });
+    });
+
+    test("all valid style options", () => {
+        ["long", "short", "narrow"].forEach(style => {
+            expect(() => {
+                new Intl.RelativeTimeFormat("en", { style: style });
+            }).not.toThrow();
+        });
+    });
+
+    test("all valid numeric options", () => {
+        ["always", "auto"].forEach(numeric => {
+            expect(() => {
+                new Intl.RelativeTimeFormat("en", { numeric: numeric });
+            }).not.toThrow();
+        });
+    });
+});