1 files changed, 87 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/test/browser_net_accessibility-01.js b/devtools/client/netmonitor/test/browser_net_accessibility-01.js
new file mode 100644
index 0000000000..58ac0c91fe
--- /dev/null
+++ b/devtools/client/netmonitor/test/browser_net_accessibility-01.js
@@ -0,0 +1,87 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Tests if focus modifiers work for the Side Menu.
+ */
+
+add_task(async function () {
+  const { tab, monitor } = await initNetMonitor(CUSTOM_GET_URL, {
+    requestCount: 1,
+  });
+  info("Starting test... ");
+
+  // It seems that this test may be slow on Ubuntu builds running on ec2.
+  requestLongerTimeout(2);
+
+  const { document, store, windowRequire } = monitor.panelWin;
+  const Actions = windowRequire("devtools/client/netmonitor/src/actions/index");
+
+  store.dispatch(Actions.batchEnable(false));
+
+  let count = 0;
+  function check(selectedIndex, panelVisibility) {
+    info("Performing check " + count++ + ".");
+
+    const requestItems = Array.from(
+      document.querySelectorAll(".request-list-item")
+    );
+    is(
+      requestItems.findIndex(item => item.matches(".selected")),
+      selectedIndex,
+      "The selected item in the requests menu was incorrect."
+    );
+    is(
+      !!document.querySelector(".network-details-bar"),
+      panelVisibility,
+      "The network details panel should render correctly."
+    );
+  }
+
+  // Execute requests.
+  await performRequests(monitor, tab, 2);
+
+  check(-1, false);
+
+  store.dispatch(Actions.selectDelta(+Infinity));
+  check(1, true);
+  store.dispatch(Actions.selectDelta(-Infinity));
+  check(0, true);
+
+  store.dispatch(Actions.selectDelta(+1));
+  check(1, true);
+  store.dispatch(Actions.selectDelta(-1));
+  check(0, true);
+
+  store.dispatch(Actions.selectDelta(+10));
+  check(1, true);
+  store.dispatch(Actions.selectDelta(-10));
+  check(0, true);
+
+  // Execute requests.
+  await performRequests(monitor, tab, 18);
+
+  store.dispatch(Actions.selectDelta(+Infinity));
+  check(19, true);
+  store.dispatch(Actions.selectDelta(-Infinity));
+  check(0, true);
+
+  store.dispatch(Actions.selectDelta(+1));
+  check(1, true);
+  store.dispatch(Actions.selectDelta(-1));
+  check(0, true);
+
+  store.dispatch(Actions.selectDelta(+10));
+  check(10, true);
+  store.dispatch(Actions.selectDelta(-10));
+  check(0, true);
+
+  store.dispatch(Actions.selectDelta(+100));
+  check(19, true);
+  store.dispatch(Actions.selectDelta(-100));
+  check(0, true);
+
+  return teardown(monitor);
+});