Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibJS/Tests/use-strict-directive.js

@@ -0,0 +1,61 @@
+test("valid 'use strict; directive", () => {
+    expect(
+        (() => {
+            "use strict";
+            return isStrictMode();
+        })()
+    ).toBeTrue();
+    expect(
+        // prettier-ignore
+        (() => {
+            'use strict';
+            return isStrictMode();
+        })()
+    ).toBeTrue();
+});
+
+test("invalid 'use strict; directive", () => {
+    expect(
+        (() => {
+            " use strict ";
+            return isStrictMode();
+        })()
+    ).toBeFalse();
+    expect(
+        (() => {
+            `use strict`;
+            return isStrictMode();
+        })()
+    ).toBeFalse();
+    expect(
+        (() => {
+            "use\
+            strict";
+            return isStrictMode();
+        })()
+    ).toBeFalse();
+    expect(
+        (() => {
+            "use\ strict";
+            return isStrictMode();
+        })()
+    ).toBeFalse();
+    expect(
+        (() => {
+            "use \163trict";
+            return isStrictMode();
+        })()
+    ).toBeFalse();
+    expect(
+        (() => {
+            `"use strict"`;
+            return isStrictMode();
+        })()
+    ).toBeFalse();
+    expect(
+        (() => {
+            "use strict" + 1;
+            return isStrictMode();
+        })()
+    ).toBeFalse();
+});