1 files changed, 45 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/xpcshell/test_ext_manifest_incognito.js b/toolkit/components/extensions/test/xpcshell/test_ext_manifest_incognito.js
new file mode 100644
index 0000000000..4330e1b681
--- /dev/null
+++ b/toolkit/components/extensions/test/xpcshell/test_ext_manifest_incognito.js
@@ -0,0 +1,45 @@
+/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set sts=2 sw=2 et tw=80: */
+"use strict";
+
+add_task(async function test_manifest_incognito() {
+  let normalized = await ExtensionTestUtils.normalizeManifest({
+    incognito: "spanning",
+  });
+
+  equal(normalized.error, undefined, "Should not have an error");
+  equal(normalized.errors.length, 0, "Should not have warnings");
+  equal(
+    normalized.value.incognito,
+    "spanning",
+    "Should have the expected incognito string"
+  );
+
+  normalized = await ExtensionTestUtils.normalizeManifest({
+    incognito: "not_allowed",
+  });
+
+  equal(normalized.error, undefined, "Should not have an error");
+  equal(normalized.errors.length, 0, "Should not have warnings");
+  equal(
+    normalized.value.incognito,
+    "not_allowed",
+    "Should have the expected incognito string"
+  );
+
+  normalized = await ExtensionTestUtils.normalizeManifest({
+    incognito: "split",
+  });
+
+  equal(
+    normalized.error,
+    'Error processing incognito: Invalid enumeration value "split"',
+    "Should have an error"
+  );
+  Assert.deepEqual(normalized.errors, [], "Should not have a warning");
+  equal(
+    normalized.value,
+    undefined,
+    "Invalid incognito string should be undefined"
+  );
+});