1 files changed, 38 insertions, 0 deletions
diff --git a/devtools/client/performance/test/unit/test_profiler-categories.js b/devtools/client/performance/test/unit/test_profiler-categories.js
new file mode 100644
index 000000000..7ba288167
--- /dev/null
+++ b/devtools/client/performance/test/unit/test_profiler-categories.js
@@ -0,0 +1,38 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+/**
+ * Tests if the profiler categories are mapped correctly.
+ */
+
+function run_test() {
+  run_next_test();
+}
+
+add_task(function () {
+  let { CATEGORIES, CATEGORY_MAPPINGS } = require("devtools/client/performance/modules/categories");
+  let { L10N } = require("devtools/client/performance/modules/global");
+  let count = CATEGORIES.length;
+
+  ok(count,
+    "Should have a non-empty list of categories available.");
+
+  ok(CATEGORIES.some(e => e.color),
+    "All categories have an associated color.");
+
+  ok(CATEGORIES.every(e => e.label),
+    "All categories have an associated label.");
+
+  ok(CATEGORIES.every(e => e.label === L10N.getStr("category." + e.abbrev)),
+    "All categories have a correctly localized label.");
+
+  ok(Object.keys(CATEGORY_MAPPINGS).every(e => (Number(e) >= 9000 && Number(e) <= 9999) ||
+                                                Number.isInteger(Math.log2(e))),
+    "All bitmask mappings keys are powers of 2, or between 9000-9999 for special " +
+    "categories.");
+
+  ok(Object.keys(CATEGORY_MAPPINGS).every(e => CATEGORIES.indexOf(CATEGORY_MAPPINGS[e])
+                                               !== -1),
+    "All bitmask mappings point to a category.");
+});