Migrated several tests from blink to V8 repository.

test/webkit/bitops-type-tag.js

Index: test/webkit/bitops-type-tag.js
diff --git a/test/webkit/concat-while-having-a-bad-time.js b/test/webkit/bitops-type-tag.js
similarity index 80%
copy from test/webkit/concat-while-having-a-bad-time.js
copy to test/webkit/bitops-type-tag.js
index dfda1e08a0b36194b787a44ee12a9693acd8aeaf..562ec0c0d824ebae44b1a6f5b88840432cec836e 100644
--- a/test/webkit/concat-while-having-a-bad-time.js
+++ b/test/webkit/bitops-type-tag.js
@@ -21,11 +21,13 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 // 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."
-);
-
-Object.defineProperty(Array.prototype, 0, { writable: false });
-shouldBe("[42].concat()", "[42]");
+description("Ensure various bit operators correctly tag the final result value");
 
+aDouble = 100000000.5;
+shouldBe("aDouble>>27", "0");
+shouldBe("aDouble>>27|0", "0");
+shouldBe("aDouble>>0", "100000000");
+shouldBe("aDouble>>0|0", "100000000");
+shouldBe("aDouble|0", "100000000");
 
+shouldBe("(function(x){ return 2147483648>>>x; })(31)", "1");