1 files changed, 68 insertions, 0 deletions
diff --git a/browser/devtools/webconsole/test/browser_webconsole_bug_614793_jsterm_scroll.js b/browser/devtools/webconsole/test/browser_webconsole_bug_614793_jsterm_scroll.js
new file mode 100644
index 000000000..279fc2967
--- /dev/null
+++ b/browser/devtools/webconsole/test/browser_webconsole_bug_614793_jsterm_scroll.js
@@ -0,0 +1,68 @@
+/* vim:set ts=2 sw=2 sts=2 et: */
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/
+ *
+ * Contributor(s):
+ *   Mihai Șucan <mihai.sucan@gmail.com>
+ */
+
+function consoleOpened(hud) {
+  hud.jsterm.clearOutput();
+
+  let outputNode = hud.outputNode;
+  let boxObject = outputNode.scrollBoxObject.element;
+
+  for (let i = 0; i < 150; i++) {
+    content.console.log("test message " + i);
+  }
+
+  let oldScrollTop = -1;
+
+  waitForSuccess({
+    name: "console.log messages displayed",
+    validatorFn: function()
+    {
+      return outputNode.itemCount == 150;
+    },
+    successFn: function()
+    {
+      oldScrollTop = boxObject.scrollTop;
+      ok(oldScrollTop > 0, "scroll location is not at the top");
+
+      hud.jsterm.execute("'hello world'");
+
+      waitForSuccess(waitForExecute);
+    },
+    failureFn: finishTest,
+  });
+
+  let waitForExecute = {
+    name: "jsterm output displayed",
+    validatorFn: function()
+    {
+      return outputNode.querySelector(".webconsole-msg-output");
+    },
+    successFn: function()
+    {
+      isnot(boxObject.scrollTop, oldScrollTop, "scroll location updated");
+
+      oldScrollTop = boxObject.scrollTop;
+      outputNode.scrollBoxObject.ensureElementIsVisible(outputNode.lastChild);
+
+      is(boxObject.scrollTop, oldScrollTop, "scroll location is the same");
+
+      finishTest();
+    },
+    failureFn: finishTest,
+  };
+}
+
+function test() {
+  addTab("data:text/html;charset=utf-8,Web Console test for bug 614793: jsterm result scroll");
+  browser.addEventListener("load", function onLoad(aEvent) {
+    browser.removeEventListener(aEvent.type, onLoad, true);
+    openConsole(null, consoleOpened);
+  }, true);
+}
+