Cleanup of mjsunit.js code and make assertEquals more strict.

test/mjsunit/apply.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 15 matching lines @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 function f0() {
   return this;
 }
 
 function f1(a) {
   return a;
 }
 
-assertTrue(this === f0.apply(), "1-0");
+assertSame(this, f0.apply(), "1-0");
 
-assertTrue(this === f0.apply(this), "2a");
-assertTrue(this === f0.apply(this, new Array(1)), "2b");
-assertTrue(this === f0.apply(this, new Array(2)), "2c");
-assertTrue(this === f0.apply(this, new Array(4242)), "2d");
+assertSame(this, f0.apply(this), "2a");
+assertSame(this, f0.apply(this, new Array(1)), "2b");
+assertSame(this, f0.apply(this, new Array(2)), "2c");
+assertSame(this, f0.apply(this, new Array(4242)), "2d");
 
-assertTrue(this === f0.apply(null), "3a");
-assertTrue(this === f0.apply(null, new Array(1)), "3b");
-assertTrue(this === f0.apply(null, new Array(2)), "3c");
-assertTrue(this === f0.apply(this, new Array(4242)), "3d");
+assertSame(this, f0.apply(null), "3a");
+assertSame(this, f0.apply(null, new Array(1)), "3b");
+assertSame(this, f0.apply(null, new Array(2)), "3c");
+assertSame(this, f0.apply(this, new Array(4242)), "3d");
 
-assertTrue(this === f0.apply(void 0), "4a");
-assertTrue(this === f0.apply(void 0, new Array(1)), "4b");
-assertTrue(this === f0.apply(void 0, new Array(2)), "4c");
+assertSame(this, f0.apply(void 0), "4a");
+assertSame(this, f0.apply(void 0, new Array(1)), "4b");
+assertSame(this, f0.apply(void 0, new Array(2)), "4c");
 
-assertTrue(void 0 === f1.apply(), "1-1");
+assertEquals(void 0, f1.apply(), "1-1");
 
-assertTrue(void 0 === f1.apply(this), "5a");
-assertTrue(void 0 === f1.apply(this, new Array(1)), "5b");
-assertTrue(void 0 === f1.apply(this, new Array(2)), "5c");
-assertTrue(void 0 === f1.apply(this, new Array(4242)), "5d");
-assertTrue(42 === f1.apply(this, new Array(42, 43)), "5e");
+assertEquals(void 0, f1.apply(this), "5a");
+assertEquals(void 0, f1.apply(this, new Array(1)), "5b");
+assertEquals(void 0, f1.apply(this, new Array(2)), "5c");
+assertEquals(void 0, f1.apply(this, new Array(4242)), "5d");
+assertEquals(42, f1.apply(this, new Array(42, 43)), "5e");
 assertEquals("foo", f1.apply(this, new Array("foo", "bar", "baz", "bo")), "5f");
 
-assertTrue(void 0 === f1.apply(null), "6a");
-assertTrue(void 0 === f1.apply(null, new Array(1)), "6b");
-assertTrue(void 0 === f1.apply(null, new Array(2)), "6c");
-assertTrue(void 0 === f1.apply(null, new Array(4242)), "6d");
-assertTrue(42 === f1.apply(null, new Array(42, 43)), "6e");
+assertEquals(void 0, f1.apply(null), "6a");
+assertEquals(void 0, f1.apply(null, new Array(1)), "6b");
+assertEquals(void 0, f1.apply(null, new Array(2)), "6c");
+assertEquals(void 0, f1.apply(null, new Array(4242)), "6d");
+assertEquals(42, f1.apply(null, new Array(42, 43)), "6e");
 assertEquals("foo", f1.apply(null, new Array("foo", "bar", "baz", "bo")), "6f");
 
-assertTrue(void 0 === f1.apply(void 0), "7a");
-assertTrue(void 0 === f1.apply(void 0, new Array(1)), "7b");
-assertTrue(void 0 === f1.apply(void 0, new Array(2)), "7c");
-assertTrue(void 0 === f1.apply(void 0, new Array(4242)), "7d");
-assertTrue(42 === f1.apply(void 0, new Array(42, 43)), "7e");
+assertEquals(void 0, f1.apply(void 0), "7a");
+assertEquals(void 0, f1.apply(void 0, new Array(1)), "7b");
+assertEquals(void 0, f1.apply(void 0, new Array(2)), "7c");
+assertEquals(void 0, f1.apply(void 0, new Array(4242)), "7d");
+assertEquals(42, f1.apply(void 0, new Array(42, 43)), "7e");
 assertEquals("foo", f1.apply(void 0, new Array("foo", "bar", "ba", "b")), "7f");
 
 var arr = new Array(42, "foo", "fish", "horse");
 function j(a, b, c, d, e, f, g, h, i, j, k, l) {
   return "" + a + b + c + d + e + f + g + h + i + j + k + l;
 }
 
 
 var expect = "42foofishhorse";
 for (var i = 0; i < 8; i++)
@@ skipping 18 matching lines @@
   var doo = this;
   for (var i = 0; i < arguments.length; i++) {
     doo += arguments[i];
   }
   return doo;
 }
 
 assertEquals("bar42foofishhorse", s.apply("bar", arr), "apply to string");
 
 function al() {
-  assertEquals(345, this);
+  assertEquals(Object(345), this);
   return arguments.length + arguments[arguments.length - 1];
 }
 
 for (var j = 1; j < 0x40000000; j <<= 1) {
   try {
     var a = new Array(j);
     a[j - 1] = 42;
     assertEquals(42 + j, al.apply(345, a));
   } catch (e) {
     assertTrue(e.toString().indexOf("Maximum call stack size exceeded") != -1);
@@ skipping 57 matching lines @@
              "moreseper2");
 assertEquals("morseper", String.prototype.concat.apply("", holey, 1, 2, 3),
              "morseper3");
 assertEquals("morseper", String.prototype.concat.apply("", holey, 1, 2, 3, 4),
              "morseper4");
 
 primes[0] = "";
 primes[1] = holey;
 assertThrows("String.prototype.concat.apply.apply('foo', primes)");
 assertEquals("morseper",
-    String.prototype.concat.apply.apply(String.prototype.concat, primes), 
+    String.prototype.concat.apply.apply(String.prototype.concat, primes),
     "moreseper-prime");
 
 delete(Array.prototype["1"]);