Import wpt@503f5b5f78ec4e87d144f78609f363f0ed0ea8db

third_party/WebKit/LayoutTests/external/wpt/content-security-policy/support/alertAssert.sub.js

+// note, this template substitution is XSS, but no way to avoid it in this framework
+var expected_alerts = {{GET[alerts]}};
+var timeout= "{{GET[timeout]}}";
+if (timeout == "") {
+  timeout = 2;
+}
+
+if(expected_alerts.length == 0) {
+  function alert_assert(msg) {
+   test(function () { assert_unreached(msg) });
+ }
+} else {
+ var t_alert = async_test('Expecting alerts: {{GET[alerts]}}');
+ step_timeout(function() {
+   if(t_alert.phase != t_alert.phases.COMPLETE) {
+     t_alert.step(function() { assert_unreached('Alert timeout, expected alerts ' + expected_alerts  + ' not fired.') });
+     t_alert.done();
+    }
+ }, timeout * 1000);
+ var alert_assert = function (msg) {
+     t_alert.step(function () {
+         if(msg && msg instanceof Error) {
+             msg = msg.message;
+         }
+         if (msg && msg.match(/^FAIL/i)) {
+             assert_unreached(msg);
+             t_alert.done();
+         }
+         for (var i = 0; i < expected_alerts.length; i++) {
+             if (expected_alerts[i] == msg) {
+                 assert_true(expected_alerts[i] == msg);
+                 expected_alerts.splice(i, 1);
+                 if (expected_alerts.length == 0) {
+                     t_alert.done();
+                 }
+                 return;
+             }
+         }
+         assert_unreached('unexpected alert: ' + msg);
+         t_log.done();
+     });
+ }.bind(this);
+}