1 files changed, 43 insertions, 0 deletions
diff --git a/addon-sdk/source/test/test-uri-resource.js b/addon-sdk/source/test/test-uri-resource.js
new file mode 100644
index 000000000..547090561
--- /dev/null
+++ b/addon-sdk/source/test/test-uri-resource.js
@@ -0,0 +1,43 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const {mount, unmount, resolve} = require("sdk/uri/resource");
+const {tmpdir} = require("node/os");
+const {fromFilename} = require("sdk/url");
+
+const mountURI = fromFilename(tmpdir());
+
+exports.testAPI = assert => {
+  const domain = Math.random().toString(16).substr(2)
+
+  assert.equal(resolve(`resource://${domain}`),
+               null,
+               "domain isn't mounted");
+
+  mount(domain, mountURI);
+
+  assert.equal(resolve(`resource://${domain}`),
+               mountURI,
+               "domain was mounted");
+
+
+  assert.equal(resolve(`resource://${domain}/foo.js`),
+               `${mountURI}foo.js`,
+               "uri resolves to a file in mounted location");
+
+  unmount(domain);
+
+  assert.equal(resolve(`resource://${domain}`),
+               null,
+               "domain is no longer mounted");
+
+
+  assert.equal(resolve(`resource://${domain}/foo.js`),
+               null,
+               "uris under unmounted domain resolve to null");
+
+};
+
+require("sdk/test").run(exports);