Migrated several tests from blink to V8 repository.

test/webkit/array-sort-reentrance.js

Index: test/webkit/array-sort-reentrance.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/array-sort-reentrance.js
similarity index 81%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/array-sort-reentrance.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..690ab3805b2da014ba2fc2521a525472eddad873 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/array-sort-reentrance.js
@@ -22,10 +22,19 @@
 // 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 a call to array.sort(compareFunction) does not crash from within a sort comparison function."
 );
 
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+var numbers1 = [1, 2, 3, 4, 5, 6, 7];
+var numbers2 = numbers1.slice();
 
+function compareFn1(a, b) {
+    return b - a;
+}
 
+function compareFn2(a, b) {
+    numbers1.sort(compareFn1);
+    return b - a;
+}
+
+numbers2.sort(compareFn2);