import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

devtools/client/webconsole/test/browser_webconsole_bug_611795.js

@@ -0,0 +1,67 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_URI = 'data:text/html;charset=utf-8,<div style="-moz-opacity:0;">' +
+                 'test repeated css warnings</div><p style="-moz-opacity:0">' +
+                 "hi</p>";
+var hud;
+
+/**
+ * Unit test for bug 611795:
+ * Repeated CSS messages get collapsed into one.
+ */
+
+add_task(function* () {
+  yield loadTab(TEST_URI);
+
+  hud = yield openConsole();
+  hud.jsterm.clearOutput(true);
+
+  BrowserReload();
+  yield loadBrowser(gBrowser.selectedBrowser);
+
+  yield onContentLoaded();
+  yield testConsoleLogRepeats();
+
+  hud = null;
+});
+
+function onContentLoaded() {
+  let cssWarning = "Unknown property \u2018-moz-opacity\u2019.  Declaration dropped.";
+
+  return waitForMessages({
+    webconsole: hud,
+    messages: [{
+      text: cssWarning,
+      category: CATEGORY_CSS,
+      severity: SEVERITY_WARNING,
+      repeats: 2,
+    }],
+  });
+}
+
+function testConsoleLogRepeats() {
+  let jsterm = hud.jsterm;
+
+  jsterm.clearOutput();
+
+  jsterm.setInputValue("for (let i = 0; i < 10; ++i) console.log('this is a " +
+                       "line of reasonably long text that I will use to " +
+                       "verify that the repeated text node is of an " +
+                       "appropriate size.');");
+  jsterm.execute();
+
+  return waitForMessages({
+    webconsole: hud,
+    messages: [{
+      text: "this is a line of reasonably long text",
+      category: CATEGORY_WEBDEV,
+      severity: SEVERITY_LOG,
+      repeats: 10,
+    }],
+  });
+}