1 files changed, 22 insertions, 0 deletions
diff --git a/devtools/shared/tests/xpcshell/test_independent_loaders.js b/devtools/shared/tests/xpcshell/test_independent_loaders.js
new file mode 100644
index 0000000000..ee8771db25
--- /dev/null
+++ b/devtools/shared/tests/xpcshell/test_independent_loaders.js
@@ -0,0 +1,22 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Ensure that each instance of the Dev Tools loader contains its own loader
+ * instance, and also returns unique objects.  This ensures there is no sharing
+ * in place between loaders.
+ */
+function run_test() {
+  const loader1 = new DevToolsLoader();
+  const loader2 = new DevToolsLoader();
+
+  const indent1 = loader1.require("resource://devtools/shared/indentation.js");
+  const indent2 = loader2.require("resource://devtools/shared/indentation.js");
+
+  Assert.ok(indent1 !== indent2);
+
+  Assert.ok(loader1.loader !== loader2.loader);
+  Assert.ok(loader1.id !== loader2.id);
+}