1 files changed, 30 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/test/browser_net_column_headers_tooltips.js b/devtools/client/netmonitor/test/browser_net_column_headers_tooltips.js
new file mode 100644
index 0000000000..56a23c058d
--- /dev/null
+++ b/devtools/client/netmonitor/test/browser_net_column_headers_tooltips.js
@@ -0,0 +1,30 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Bug 1377094 - Test that all column headers have tooltips.
+ */
+
+add_task(async function () {
+  const { monitor } = await initNetMonitor(SIMPLE_URL, { requestCount: 1 });
+  info("Starting test... ");
+
+  const { document } = monitor.panelWin;
+
+  const headers = document.querySelectorAll(".requests-list-header-button");
+  for (const header of headers) {
+    const buttonText = header.querySelector(".button-text").textContent;
+    const tooltip = header.getAttribute("title");
+    is(
+      buttonText,
+      tooltip,
+      "The " +
+        header.id +
+        " header has the button text in its 'title' attribute."
+    );
+  }
+
+  await teardown(monitor);
+});