LibJS: Move tests to /Tests/LibJS

Author: https://github.com/gmta
Commit: https://github.com/LadybirdBrowser/ladybird/commit/e3faa9b5add
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/7572
Reviewed-by: https://github.com/trflynn89 ✅

Tests/LibJS/Runtime/loops/break-basic.js

@@ -0,0 +1,30 @@
+test("Toplevel break inside loop", () => {
+    var j = 0;
+    for (var i = 0; i < 9; ++i) {
+        break;
+        ++j;
+    }
+    expect(j).toBe(0);
+});
+
+test("break inside sub-blocks", () => {
+    var j = 0;
+    for (var i = 0; i < 9; ++i) {
+        if (j == 4) {
+            break;
+        }
+        ++j;
+    }
+    expect(j).toBe(4);
+});
+
+test("break inside curly sub-blocks", () => {
+    var j = 0;
+    for (var i = 0; i < 9; ++i) {
+        if (j == 4) {
+            break;
+        }
+        ++j;
+    }
+    expect(j).toBe(4);
+});