Migrated several tests from blink to V8 repository.

test/webkit/sort-randomly.js

Index: test/webkit/sort-randomly.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/sort-randomly.js
similarity index 69%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/sort-randomly.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..bd1847262b24aa820b7377a8fd860c95ad32a837 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/sort-randomly.js
@@ -22,10 +22,24 @@
 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 description(
-"Tests the behavior of Array.prototype.concat while the array is having a bad time due to one of the elements we are concatenating."
+"This tests that passing an inconsistent compareFn to sort() doesn't cause a crash."
 );
 
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+for (var attempt = 0; attempt < 100; ++attempt) {
+    var arr = [];
+    for (var i = 0; i < 64; ++i)
+        arr[i] = i;
+    arr.sort(function() { return 0.5 - Math.random(); });
+}
 
+// Sorting objects that change each time sort() looks at them is the same as using a random compareFn.
+function RandomObject() {
+    this.toString = function() { return (Math.random() * 100).toString(); }
+}
 
+for (var attempt = 0; attempt < 100; ++attempt) {
+    var arr = [];
+    for (var i = 0; i < 64; ++i)
+        arr[i] = new RandomObject;
+    arr.sort();
+}