1 files changed, 51 insertions, 0 deletions
diff --git a/toolkit/components/utils/test/browser/browser_ClientEnvironment.js b/toolkit/components/utils/test/browser/browser_ClientEnvironment.js
new file mode 100644
index 0000000000..8ce0a6a228
--- /dev/null
+++ b/toolkit/components/utils/test/browser/browser_ClientEnvironment.js
@@ -0,0 +1,51 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/*
+ * This can't be an xpcshell-test because, according to
+ * `toolkit/modules/Services.jsm`, "Not all applications implement
+ * nsIXULAppInfo (e.g. xpcshell doesn't)."
+ */
+const { ClientEnvironmentBase } = ChromeUtils.import(
+  "resource://gre/modules/components-utils/ClientEnvironment.jsm"
+);
+
+const { NormandyTestUtils } = ChromeUtils.import(
+  "resource://testing-common/NormandyTestUtils.jsm"
+);
+
+add_task(function testBuildId() {
+  ok(
+    ClientEnvironmentBase.appinfo !== undefined,
+    "appinfo should be available in the context"
+  );
+  ok(
+    typeof ClientEnvironmentBase.appinfo === "object",
+    "appinfo should be an object"
+  );
+  ok(
+    typeof ClientEnvironmentBase.appinfo.appBuildID === "string",
+    "buildId should be a string"
+  );
+});
+
+add_task(async function testRandomizationId() {
+  // Should generate an id if none is set
+  await SpecialPowers.clearUserPref("app.normandy.user_id");
+  ok(
+    NormandyTestUtils.isUuid(ClientEnvironmentBase.randomizationId),
+    "randomizationId should be available"
+  );
+
+  // Should read the right preference
+  await SpecialPowers.pushPrefEnv({
+    set: [["app.normandy.user_id", "fake id"]],
+  });
+  is(
+    ClientEnvironmentBase.randomizationId,
+    "fake id",
+    "randomizationId should read from preferences"
+  );
+});