Import wpt@c5a14f553cba5f197743b9af605a84eddd8692a2

third_party/WebKit/LayoutTests/resources/testharness.js

 /*global self*/
 /*jshint latedef: nofunc*/
 /*
 Distributed under both the W3C Test Suite License [1] and the W3C
 3-clause BSD License [2]. To contribute to a W3C Test Suite, see the
 policies and contribution forms [3].
 
 [1] http://www.w3.org/Consortium/Legal/2008/04-testsuite-license
 [2] http://www.w3.org/Consortium/Legal/2008/03-bsd-license
 [3] http://www.w3.org/2004/10/27-testcases
@@ skipping 1229 matching lines @@
 
                 EncodingError: 0,
                 NotReadableError: 0,
                 UnknownError: 0,
                 ConstraintError: 0,
                 DataError: 0,
                 TransactionInactiveError: 0,
                 ReadOnlyError: 0,
                 VersionError: 0,
                 OperationError: 0,
+                NotAllowedError: 0
             };
 
             if (!(name in name_code_map)) {
                 throw new AssertionError('Test bug: unrecognized DOMException code "' + code + '" passed to assert_throws()');
             }
 
             var required_props = { code: name_code_map[name] };
 
             if (required_props.code === 0 ||
                (typeof e == "object" &&
@@ skipping 1196 matching lines @@
         var stack = new Error().stack;
         // IE11 does not initialize 'Error.stack' until the object is thrown.
         if (!stack) {
             try {
                 throw new Error();
             } catch (e) {
                 stack = e.stack;
             }
         }
 
+        // 'Error.stack' is not supported in all browsers/versions
+        if (!stack) {
+            return "(Stack trace unavailable)";
+        }
+
         var lines = stack.split("\n");
 
         // Create a pattern to match stack frames originating within testharness.js.  These include the
         // script URL, followed by the line/col (e.g., '/resources/testharness.js:120:21').
         // Escape the URL per http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
         // in case it contains RegExp characters.
         var script_url = get_script_url();
         var re_text = script_url ? script_url.replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&') : "\\btestharness.js";
         var re = new RegExp(re_text + ":\\d+:\\d+");
 
@@ skipping 197 matching lines @@
             tests.status.status = tests.status.ERROR;
             tests.status.message = e.message;
             tests.status.stack = e.stack;
         }
     });
 
     test_environment.on_tests_ready();
 
 })();
 // vim: set expandtab shiftwidth=4 tabstop=4: