LibJS: Add Array.of()

Libraries/LibJS/Tests/Array.of.js

@@ -0,0 +1,37 @@
+load("test-common.js");
+
+try {
+    assert(Array.of.length === 0);
+
+    assert(typeof Array.of() === "object");
+
+    var a;
+
+    a = Array.of(5);
+    assert(a.length === 1);
+    assert(a[0] === 5);
+
+    a = Array.of("5");
+    assert(a.length === 1);
+    assert(a[0] === "5");
+
+    a = Array.of(Infinity);
+    assert(a.length === 1);
+    assert(a[0] === Infinity);
+
+    a = Array.of(1, 2, 3);
+    assert(a.length === 3);
+    assert(a[0] === 1);
+    assert(a[1] === 2);
+    assert(a[2] === 3);
+
+    a = Array.of([1, 2, 3]);
+    assert(a.length === 1);
+    assert(a[0][0] === 1);
+    assert(a[0][1] === 2);
+    assert(a[0][2] === 3);
+
+    console.log("PASS");
+} catch (e) {
+    console.log("FAIL: " + e);
+}