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-rw-r--r--js/xpconnect/tests/unit/test_want_components.js16
1 files changed, 16 insertions, 0 deletions
diff --git a/js/xpconnect/tests/unit/test_want_components.js b/js/xpconnect/tests/unit/test_want_components.js
new file mode 100644
index 0000000000..1c203c3e9d
--- /dev/null
+++ b/js/xpconnect/tests/unit/test_want_components.js
@@ -0,0 +1,16 @@
+function run_test() {
+ var sb;
+
+ sb = Cu.Sandbox(this, {wantComponents: false});
+ Assert.equal(Cu.evalInSandbox("this.Components", sb), undefined);
+ Assert.equal(Cu.evalInSandbox("this.Services", sb), undefined);
+
+ sb = Cu.Sandbox(this, {wantComponents: true});
+ Assert.equal(Cu.evalInSandbox("typeof this.Components", sb), "object");
+ Assert.equal(Cu.evalInSandbox("typeof this.Services", sb), "object");
+
+ // wantComponents defaults to true.
+ sb = Cu.Sandbox(this, {});
+ Assert.equal(Cu.evalInSandbox("typeof this.Components", sb), "object");
+ Assert.equal(Cu.evalInSandbox("typeof this.Services", sb), "object");
+}