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/binary-bitwise-right-shift.js

@@ -0,0 +1,76 @@
+test("basic numeric shifting", () => {
+    expect(0 >> 0).toBe(0);
+    expect(0 >> 1).toBe(0);
+    expect(0 >> 2).toBe(0);
+    expect(0 >> 3).toBe(0);
+    expect(0 >> 4).toBe(0);
+    expect(0 >> 5).toBe(0);
+
+    expect(1 >> 0).toBe(1);
+    expect(1 >> 1).toBe(0);
+    expect(1 >> 2).toBe(0);
+    expect(1 >> 3).toBe(0);
+    expect(1 >> 4).toBe(0);
+    expect(1 >> 5).toBe(0);
+
+    expect(5 >> 0).toBe(5);
+    expect(5 >> 1).toBe(2);
+    expect(5 >> 2).toBe(1);
+    expect(5 >> 3).toBe(0);
+    expect(5 >> 4).toBe(0);
+    expect(5 >> 5).toBe(0);
+
+    expect(42 >> 0).toBe(42);
+    expect(42 >> 1).toBe(21);
+    expect(42 >> 2).toBe(10);
+    expect(42 >> 3).toBe(5);
+    expect(42 >> 4).toBe(2);
+    expect(42 >> 5).toBe(1);
+
+    expect(0xffffffff >> 0).toBe(-1);
+    expect(0xffffffff >> 16).toBe(-1);
+    expect((0xf0000000 * 2) >> 16).toBe(-8192);
+});
+
+test("numeric shifting with negative lhs values", () => {
+    expect(-1 >> 0).toBe(-1);
+    expect(-1 >> 1).toBe(-1);
+    expect(-1 >> 2).toBe(-1);
+    expect(-1 >> 3).toBe(-1);
+    expect(-1 >> 4).toBe(-1);
+    expect(-1 >> 5).toBe(-1);
+
+    expect(-5 >> 0).toBe(-5);
+    expect(-5 >> 1).toBe(-3);
+    expect(-5 >> 2).toBe(-2);
+    expect(-5 >> 3).toBe(-1);
+    expect(-5 >> 4).toBe(-1);
+    expect(-5 >> 5).toBe(-1);
+});
+
+test("shifting with non-numeric values", () => {
+    let x = 67;
+    let y = 4;
+
+    expect("42" >> 3).toBe(5);
+    expect(x >> y).toBe(4);
+    expect(x >> [[[[5]]]]).toBe(2);
+    expect(undefined >> y).toBe(0);
+    expect("a" >> "b").toBe(0);
+    expect(null >> null).toBe(0);
+    expect(undefined >> undefined).toBe(0);
+    expect(NaN >> NaN).toBe(0);
+    expect(6 >> NaN).toBe(6);
+    expect(Infinity >> Infinity).toBe(0);
+    expect(-Infinity >> Infinity).toBe(0);
+});
+
+describe("logical right shift on big ints", () => {
+    expect(3n >> 1n).toBe(1n);
+    expect(3n >> 2n).toBe(0n);
+    expect(-3n >> 1n).toBe(-2n);
+    expect(-3n >> 2n).toBe(-1n);
+    expect(-3n >> 128n).toBe(-1n);
+    expect(-3n >> -6n).toBe(-192n);
+    expect(-3n >> 0n).toBe(-3n);
+});