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/operators/comma-operator.js

@@ -0,0 +1,24 @@
+test("inside parenthesis", () => {
+    expect((1, 2, 3)).toBe(3);
+    expect((1, 2 + 3, 4)).toBe(4);
+});
+
+test("with post-increment operator", () => {
+    let foo = 0;
+    foo = (foo++, foo);
+    expect(foo).toBe(1);
+});
+
+test("with assignment operator", () => {
+    var a, b, c;
+    expect(((a = b = 3), (c = 4))).toBe(4);
+    expect(a).toBe(3);
+    expect(b).toBe(3);
+    expect(c).toBe(4);
+
+    var x, y, z;
+    expect((x = ((y = 5), (z = 6)))).toBe(6);
+    expect(x).toBe(6);
+    expect(y).toBe(5);
+    expect(z).toBe(6);
+});