tests: toJson feature

Author: qfox

test/to-json.test.js

@@ -0,0 +1,9 @@
+const test = require('ava');
+
+const BemEntityName = require('../index');
+
+test('should return stringified cell', t => {
+    const cell = new BemEntityName({ block: 'button' });
+
+    t.is(JSON.stringify([cell]), '[{"block":"button"}]');
+});