Switch to vitest for ESM support; other fixes

1 files changed, 47 insertions, 0 deletions

diff --git a/test/jsdom.test.js b/test/jsdom.test.js
new file mode 100644
index 00000000..c53f374e
--- /dev/null
+++ b/test/jsdom.test.js
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2023  Yomitan Authors
+ * Copyright (C) 2021-2022  Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import {JSDOM} from 'jsdom';
+import {expect, test} from 'vitest';
+
+/**
+ * This function tests the following bug:
+ * - https://github.com/jsdom/jsdom/issues/3211
+ * - https://github.com/dperini/nwsapi/issues/48
+ */
+function testJSDOMSelectorBug() {
+    test('JSDOMSelectorBug', () => {
+    // nwsapi is used by JSDOM
+        const dom = new JSDOM();
+        const {document} = dom.window;
+        const div = document.createElement('div');
+        div.innerHTML = '<div class="b"><div class="c"></div></div>';
+        const c = div.querySelector('.c');
+        expect(() => c.matches('.a:nth-last-of-type(1) .b .c')).not.toThrow();
+    });
+}
+
+export function testJSDOM() {
+    testJSDOMSelectorBug();
+}
+
+function main() {
+    testJSDOM();
+}
+
+main();