add test

Author: rbri

src/test/java/org/htmlunit/corejs/DojoRegressionTest.java

@@ -0,0 +1,30 @@
+package org.htmlunit.corejs;
+
+import org.htmlunit.corejs.javascript.testutils.Utils;
+import org.junit.jupiter.api.Test;
+
+/**
+ * Regressions tests found with Dojo.
+ * @author Ronald Brill
+ */
+public class DojoRegressionTest {
+
+    /**
+     * @throws Exception if the test fails
+     */
+    @Test
+    public void test() throws Exception {
+        final String script =
+                "var NodeList = function(array) {\n"
+                + "  this.length = array.length;\n"
+                + "  return this;\n"
+                + "}\n"
+
+                + "var nlp = NodeList.prototype = [];\n"
+
+                + "var test = new NodeList(['abc']);\n"
+                + "'' + nlp.length + ' # ' + test.length";
+
+        Utils.assertWithAllModes_ES6("0 # 1", script);
+    }
+}