test: custom selectors

Author: alexander-akait

src/__tests__/pseudos.js

@@ -92,3 +92,17 @@ test('Issue #116', "svg:not(:root)", (t, tree) => {
     t.deepEqual(tree.nodes[0].nodes[1].value, ':not');
     t.deepEqual(tree.nodes[0].nodes[1].nodes[0].nodes[0].value, ':root');
 });
+
+test('non standard pseudo (@custom-selector)', ":--foobar, a", (t, tree) => {
+    t.deepEqual(tree.nodes[0].nodes[0].value, ':--foobar');
+    t.deepEqual(tree.nodes[0].nodes[0].type, 'pseudo');
+    t.deepEqual(tree.nodes[1].nodes[0].value, 'a');
+    t.deepEqual(tree.nodes[1].nodes[0].type, 'tag');
+});
+
+test('non standard pseudo (@custom-selector) (1)', "a, :--foobar", (t, tree) => {
+    t.deepEqual(tree.nodes[0].nodes[0].value, 'a');
+    t.deepEqual(tree.nodes[0].nodes[0].type, 'tag');
+    t.deepEqual(tree.nodes[1].nodes[0].value, ':--foobar');
+    t.deepEqual(tree.nodes[1].nodes[0].type, 'pseudo');
+});