1 files changed, 50 insertions, 0 deletions
diff --git a/toolkit/profile/xpcshell/test_select_profile_argument.js b/toolkit/profile/xpcshell/test_select_profile_argument.js
new file mode 100644
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+++ b/toolkit/profile/xpcshell/test_select_profile_argument.js
@@ -0,0 +1,50 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/*
+ * Tests that selecting a profile directory with the "profile" argument finds
+ * the matching profile.
+ */
+
+add_task(async () => {
+  let root = makeRandomProfileDir("foo");
+  let local = gDataHomeLocal.clone();
+  local.append("foo");
+
+  let profileData = {
+    options: {
+      startWithLastProfile: true,
+    },
+    profiles: [
+      {
+        name: "Profile1",
+        path: root.leafName,
+      },
+    ],
+  };
+
+  writeProfilesIni(profileData);
+  checkProfileService(profileData);
+
+  let { rootDir, localDir, profile, didCreate } = selectStartupProfile([
+    "-profile",
+    root.path,
+  ]);
+  checkStartupReason("argument-profile");
+
+  Assert.ok(!didCreate, "Should not have created a new profile.");
+  Assert.ok(rootDir.equals(root), "Should have selected the right root dir.");
+  Assert.ok(
+    localDir.equals(local),
+    "Should have selected the right local dir."
+  );
+  Assert.ok(profile, "A named profile matches this.");
+  Assert.equal(profile.name, "Profile1", "The right profile was matched.");
+
+  let service = getProfileService();
+  Assert.notEqual(
+    service.defaultProfile,
+    profile,
+    "Should not be the default profile."
+  );
+});