1 files changed, 66 insertions, 0 deletions
diff --git a/devtools/client/performance/test/browser_perf-calltree-js-columns.js b/devtools/client/performance/test/browser_perf-calltree-js-columns.js
new file mode 100644
index 000000000..5c8b6e2f3
--- /dev/null
+++ b/devtools/client/performance/test/browser_perf-calltree-js-columns.js
@@ -0,0 +1,66 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+/**
+ * Tests that the js call tree view renders the correct columns.
+ */
+
+const { SIMPLE_URL } = require("devtools/client/performance/test/helpers/urls");
+const { UI_SHOW_PLATFORM_DATA_PREF } = require("devtools/client/performance/test/helpers/prefs");
+const { initPerformanceInNewTab, teardownToolboxAndRemoveTab } = require("devtools/client/performance/test/helpers/panel-utils");
+const { startRecording, stopRecording } = require("devtools/client/performance/test/helpers/actions");
+const { busyWait } = require("devtools/client/performance/test/helpers/wait-utils");
+const { once } = require("devtools/client/performance/test/helpers/event-utils");
+
+add_task(function* () {
+  let { panel } = yield initPerformanceInNewTab({
+    url: SIMPLE_URL,
+    win: window
+  });
+
+  let { EVENTS, $, $$, DetailsView, JsCallTreeView } = panel.panelWin;
+
+  // Enable platform data to show the platform functions in the tree.
+  Services.prefs.setBoolPref(UI_SHOW_PLATFORM_DATA_PREF, true);
+
+  yield startRecording(panel);
+  // To show the `busyWait` function in the tree.
+  yield busyWait(100);
+  yield stopRecording(panel);
+
+  let rendered = once(JsCallTreeView, EVENTS.UI_JS_CALL_TREE_RENDERED);
+  yield DetailsView.selectView("js-calltree");
+  yield rendered;
+
+  ok(DetailsView.isViewSelected(JsCallTreeView), "The call tree is now selected.");
+
+  testCells($, $$, {
+    "duration": true,
+    "percentage": true,
+    "allocations": false,
+    "self-duration": true,
+    "self-percentage": true,
+    "self-allocations": false,
+    "samples": true,
+    "function": true
+  });
+
+  yield teardownToolboxAndRemoveTab(panel);
+});
+
+function testCells($, $$, visibleCells) {
+  for (let cell in visibleCells) {
+    if (visibleCells[cell]) {
+      ok($(`.call-tree-cell[type=${cell}]`),
+        `At least one ${cell} column was visible in the tree.`);
+    } else {
+      ok(!$(`.call-tree-cell[type=${cell}]`),
+        `No ${cell} columns were visible in the tree.`);
+    }
+  }
+
+  is($$(".call-tree-cell", $(".call-tree-item")).length,
+    Object.keys(visibleCells).filter(e => visibleCells[e]).length,
+    "The correct number of cells were found in the tree.");
+}