1 files changed, 74 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/test/browser_net_pane-toggle.js b/devtools/client/netmonitor/test/browser_net_pane-toggle.js
new file mode 100644
index 000000000..87b71019c
--- /dev/null
+++ b/devtools/client/netmonitor/test/browser_net_pane-toggle.js
@@ -0,0 +1,74 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Tests if toggling the details pane works as expected.
+ */
+
+add_task(function* () {
+  let { tab, monitor } = yield initNetMonitor(SIMPLE_URL);
+  info("Starting test... ");
+
+  let { $, NetMonitorView } = monitor.panelWin;
+  let { RequestsMenu } = NetMonitorView;
+  let { NETWORK_EVENT, TAB_UPDATED } = monitor.panelWin.EVENTS;
+  RequestsMenu.lazyUpdate = false;
+
+  let toggleButton = $("#details-pane-toggle");
+
+  is(toggleButton.hasAttribute("disabled"), true,
+    "The pane toggle button should be disabled when the frontend is opened.");
+  is(toggleButton.classList.contains("pane-collapsed"), true,
+    "The pane toggle button should indicate that the details pane is " +
+    "collapsed when the frontend is opened.");
+  is(NetMonitorView.detailsPaneHidden, true,
+    "The details pane should be hidden when the frontend is opened.");
+  is(RequestsMenu.selectedItem, null,
+    "There should be no selected item in the requests menu.");
+
+  let networkEvent = monitor.panelWin.once(NETWORK_EVENT);
+  tab.linkedBrowser.reload();
+  yield networkEvent;
+
+  is(toggleButton.hasAttribute("disabled"), false,
+    "The pane toggle button should be enabled after the first request.");
+  is(toggleButton.classList.contains("pane-collapsed"), true,
+    "The pane toggle button should still indicate that the details pane is " +
+    "collapsed after the first request.");
+  is(NetMonitorView.detailsPaneHidden, true,
+    "The details pane should still be hidden after the first request.");
+  is(RequestsMenu.selectedItem, null,
+    "There should still be no selected item in the requests menu.");
+
+  EventUtils.sendMouseEvent({ type: "mousedown" }, toggleButton);
+
+  yield monitor.panelWin.once(TAB_UPDATED);
+
+  is(toggleButton.hasAttribute("disabled"), false,
+    "The pane toggle button should still be enabled after being pressed.");
+  is(toggleButton.classList.contains("pane-collapsed"), false,
+    "The pane toggle button should now indicate that the details pane is " +
+    "not collapsed anymore after being pressed.");
+  is(NetMonitorView.detailsPaneHidden, false,
+    "The details pane should not be hidden after toggle button was pressed.");
+  isnot(RequestsMenu.selectedItem, null,
+    "There should be a selected item in the requests menu.");
+  is(RequestsMenu.selectedIndex, 0,
+    "The first item should be selected in the requests menu.");
+
+  EventUtils.sendMouseEvent({ type: "mousedown" }, toggleButton);
+
+  is(toggleButton.hasAttribute("disabled"), false,
+    "The pane toggle button should still be enabled after being pressed again.");
+  is(toggleButton.classList.contains("pane-collapsed"), true,
+    "The pane toggle button should now indicate that the details pane is " +
+    "collapsed after being pressed again.");
+  is(NetMonitorView.detailsPaneHidden, true,
+    "The details pane should now be hidden after the toggle button was pressed again.");
+  is(RequestsMenu.selectedItem, null,
+    "There should now be no selected item in the requests menu.");
+
+  yield teardown(monitor);
+});