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-rw-r--r--tests/unit/params.js32
1 files changed, 32 insertions, 0 deletions
diff --git a/tests/unit/params.js b/tests/unit/params.js
new file mode 100644
index 0000000..6ac4cc1
--- /dev/null
+++ b/tests/unit/params.js
@@ -0,0 +1,32 @@
+const JsUnit = imports.jsUnit;
+const Params = imports.misc.params;
+
+function assertParamsEqual(params, expected) {
+ for (let p in params) {
+ JsUnit.assertTrue(p in expected);
+ JsUnit.assertEquals(params[p], expected[p]);
+ }
+}
+
+let defaults = {
+ foo: 'This is a test',
+ bar: null,
+ baz: 42
+};
+
+assertParamsEqual(
+ Params.parse(null, defaults),
+ defaults);
+
+assertParamsEqual(
+ Params.parse({ bar: 23 }, defaults),
+ { foo: 'This is a test', bar: 23, baz: 42 });
+
+JsUnit.assertRaises(
+ () => {
+ Params.parse({ extraArg: 'quz' }, defaults);
+ });
+
+assertParamsEqual(
+ Params.parse({ extraArg: 'quz' }, defaults, true),
+ { foo: 'This is a test', bar: null, baz: 42, extraArg: 'quz' });