From 7b2fdd08cec387212ee4726cd5ffa2e567e9e6fe Mon Sep 17 00:00:00 2001
From: Linus Groh <mail@linusgroh.de>
Date: Sat, 9 Jan 2021 16:41:10 +0100
Subject: [PATCH] LibJS: Add tests for bitwise NOT operator

---
 .../LibJS/Tests/operators/bitwise-not.js      | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 Libraries/LibJS/Tests/operators/bitwise-not.js

diff --git a/Libraries/LibJS/Tests/operators/bitwise-not.js b/Libraries/LibJS/Tests/operators/bitwise-not.js
new file mode 100644
index 0000000000..1ad75d5c92
--- /dev/null
+++ b/Libraries/LibJS/Tests/operators/bitwise-not.js
@@ -0,0 +1,23 @@
+test("basic functionality", () => {
+    expect(~0).toBe(-1);
+    expect(~1).toBe(-2);
+    expect(~2).toBe(-3);
+    expect(~3).toBe(-4);
+    expect(~4).toBe(-5);
+    expect(~5).toBe(-6);
+    expect(~-1).toBe(0);
+    expect(~42).toBe(-43);
+    expect(~9999).toBe(-10000);
+});
+
+test("non-numeric values", () => {
+    expect(~"42").toBe(-43);
+    expect(~"foo").toBe(-1);
+    expect(~[]).toBe(-1);
+    expect(~{}).toBe(-1);
+    expect(~undefined).toBe(-1);
+    expect(~null).toBe(-1);
+    expect(~NaN).toBe(-1);
+    expect(~Infinity).toBe(-1);
+    expect(~-Infinity).toBe(-1);
+});