1 files changed, 55 insertions, 0 deletions
diff --git a/toolkit/profile/xpcshell/test_invalid_descriptor.js b/toolkit/profile/xpcshell/test_invalid_descriptor.js
new file mode 100644
index 0000000000..87638d301d
--- /dev/null
+++ b/toolkit/profile/xpcshell/test_invalid_descriptor.js
@@ -0,0 +1,55 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * If a user has modified a relative profile path then there may be issues where
+ * the profile default setting doesn't match.
+ */
+
+add_task(async () => {
+  let hash = xreDirProvider.getInstallHash();
+
+  let profileData = {
+    options: {
+      startWithLastProfile: true,
+    },
+    profiles: [
+      {
+        name: "Profile1",
+        path: "../data/test",
+      },
+      {
+        name: "Profile2",
+        path: "Path2",
+      },
+    ],
+    installs: {
+      [hash]: {
+        default: "test",
+      },
+    },
+  };
+
+  writeProfilesIni(profileData);
+
+  let { profile, didCreate } = selectStartupProfile();
+  checkStartupReason("default");
+
+  let service = getProfileService();
+
+  Assert.ok(!didCreate, "Should not have created a new profile.");
+  Assert.equal(
+    profile.name,
+    "Profile1",
+    "Should have selected the expected profile"
+  );
+
+  Assert.equal(
+    profile.name,
+    service.defaultProfile.name,
+    "Should have selected the right default."
+  );
+
+  service.flush();
+  checkProfileService();
+});