Bug 1111101 - Add a test. (This was fixed by another bug since its filing, woo.) r=test

--HG--
extra : rebase_source : 5e2fca4e1f1f84e38634af7090c222330c4a42e7

js/src/tests/ecma_6/Expressions/delete-name-parenthesized-early-error-strict-mode.js

@@ -0,0 +1,76 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 1111101;
+var summary =
+  "delete (foo), delete ((foo)), and so on are strict mode early errors";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+function checkSyntaxError(code)
+{
+  function helper(maker)
+  {
+    var earlyError = false;
+    try
+    {
+      var f = maker(code);
+
+      var error = "no early error, created a function with code <" + code + ">";
+      try
+      {
+        f();
+        error += ", and the function can be called without error";
+      }
+      catch (e)
+      {
+        error +=", and calling the function throws " + e;
+      }
+
+      throw new Error(error);
+    }
+    catch (e)
+    {
+      assertEq(e instanceof SyntaxError, true,
+               "expected syntax error, got " + e);
+    }
+  }
+
+  helper(Function);
+  helper(eval);
+}
+
+checkSyntaxError("function f() { 'use strict'; delete escape; } f();");
+checkSyntaxError("function f() { 'use strict'; delete escape; }");
+checkSyntaxError("function f() { 'use strict'; delete (escape); } f();");
+checkSyntaxError("function f() { 'use strict'; delete (escape); }");
+checkSyntaxError("function f() { 'use strict'; delete ((escape)); } f();");
+checkSyntaxError("function f() { 'use strict'; delete ((escape)); }");
+
+// Meanwhile, non-strict all of these should work
+
+function checkFine(code)
+{
+  Function(code);
+  (1, eval)(code); // indirect, to be consistent w/above
+}
+
+checkFine("function f() { delete escape; } f();");
+checkFine("function f() { delete escape; }");
+checkFine("function f() { delete (escape); } f();");
+checkFine("function f() { delete (escape); }");
+checkFine("function f() { delete ((escape)); } f();");
+checkFine("function f() { delete ((escape)); }");
+
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("Tests complete");