Migrate more tests from blink repository.

test/webkit/fast/regex/invalid-range-in-class.js

Index: test/webkit/fast/regex/invalid-range-in-class.js
diff --git a/test/webkit/vardecl-blocks-init.js b/test/webkit/fast/regex/invalid-range-in-class.js
similarity index 58%
copy from test/webkit/vardecl-blocks-init.js
copy to test/webkit/fast/regex/invalid-range-in-class.js
index b77f191b7fe3ce23199e99b3d9f6fe0da4c28de6..35bf32db98ef12a2894f355cbb3326c5e6eaadc5 100644
--- a/test/webkit/vardecl-blocks-init.js
+++ b/test/webkit/fast/regex/invalid-range-in-class.js
@@ -22,56 +22,29 @@
 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 description(
-"This test checks that variable declarations with initializers inside of catch and with blocks do not set values in a deeper scope."
+"This page tests invalid character ranges in character classes."
 );
 
-function catchTest() {
-  var e = "foo";
+// These test a basic range / non range.
+shouldBe('/[a-c]+/.exec("-acbd");', '["acb"]');
+shouldBe('/[a\\-c]+/.exec("-acbd")', '["-ac"]');
 
-  try {
-    throw "bar";
-  } catch (e) {
-    var e = "baz";
-  }
+// A reverse-range is invalid.
+shouldThrow('/[c-a]+/.exec("-acbd");');
 
-  return e;
-}
+// A character-class in a range is invalid, according to ECMA-262, but we allow it.
+shouldBe('/[\\d-x]+/.exec("1-3xy");', '["1-3x"]');
+shouldBe('/[x-\\d]+/.exec("1-3xy");', '["1-3x"]');
+shouldBe('/[\\d-\\d]+/.exec("1-3xy");', '["1-3"]');
 
-function catchTest2() {
-  var e = "foo";
+// Whilst we break with ECMA-262's definition of CharacterRange, we do comply with
+// the grammar, and as such in the following regex a-z cannot be matched as a range.
+shouldBe('/[\\d-a-z]+/.exec("az1-3y");', '["az1-3"]');
 
-  try {
-    throw "bar";
-  } catch (e) {
-    var e = "baz";
+// An escaped hypen should not be confused for an invalid range.
+shouldBe('/[\\d\\-x]+/.exec("1-3xy");', '["1-3x"]');
+shouldBe('/[x\\-\\d]+/.exec("1-3xy");', '["1-3x"]');
+shouldBe('/[\\d\\-\\d]+/.exec("1-3xy");', '["1-3"]');
 
-    return e;
-  }
-}
-
-function withTest() {
-  var e = "foo"
-  var object = { 'e' : "bar" };
-
-  with (object) {
-    var e = "baz";
-  }
-
-  return e;
-}
-
-function withTest2() {
-  var e = "foo"
-  var object = { 'e' : "bar" };
-
-  with (object) {
-    var e = "baz";
-
-    return e;
-  }
-}
-
-shouldBe("catchTest()", "'foo'");
-shouldBe("catchTest2()", "'baz'");
-shouldBe("withTest()", "'foo'");
-shouldBe("withTest2()", "'baz'");
+// A hyphen after a character-class is not invalid.
+shouldBe('/[\\d-]+/.exec("1-3xy")', '["1-3"]');