Added workaround for unfixed jsdom bug jsdom/jsdom#1107

Munter · Munter · commit 83f719a80c65 · 2015-04-27T22:12:27.000+02:00
diff --git a/lib/index.js b/lib/index.js
@@ -139,7 +139,7 @@ module.exports = {
       name: 'DOMComment',
       base: 'DOMNode',
       identify: function (obj) {
-        return obj && obj.nodeType === 8;
+        return obj && typeof obj.nodeType === 'number' && obj.nodeType === 8;
       },
       equal: function (a, b) {
         return a.nodeValue === b.nodeValue;
@@ -158,7 +158,7 @@ module.exports = {
       name: 'DOMTextNode',
       base: 'DOMNode',
       identify: function (obj) {
-        return obj && obj.nodeType === 3;
+        return obj && typeof obj.nodeType === 'number' && obj.nodeType === 3;
       },
       equal: function (a, b) {
         return a.nodeValue.trim() === b.nodeValue.trim();
@@ -200,7 +200,7 @@ module.exports = {
       name: 'HTMLDocType',
       base: 'DOMNode',
       identify: function (obj) {
-        return obj && obj.nodeType === 10 && 'publicId' in obj;
+        return obj && typeof obj.nodeType === 'number' && obj.nodeType === 10 && 'publicId' in obj;
       },
       inspect: function (doctype, depth, output, inspect) {
         output.code('<!DOCTYPE ' + doctype.name + '>', 'html');
@@ -219,7 +219,7 @@ module.exports = {
       name: 'HTMLDocument',
       base: 'DOMNode',
       identify: function (obj) {
-        return obj && obj.nodeType === 9 && obj.documentElement && obj.implementation;
+        return obj && typeof obj.nodeType === 'number' && obj.nodeType === 9 && obj.documentElement && obj.implementation;
       },
       inspect: function (document, depth, output, inspect) {
         for (var i = 0 ; i < document.childNodes.length ; i += 1) {
@@ -240,7 +240,7 @@ module.exports = {
       name: 'HTMLElement',
       base: 'DOMNode',
       identify: function (obj) {
-        return obj && obj.nodeType === 1 && obj.nodeName && obj.attributes && obj.outerHTML;
+        return obj && typeof obj.nodeType === 'number' && obj.nodeType === 1 && obj.nodeName && obj.attributes;
       },
       equal: function (a, b, equal) {
         return a.nodeName.toLowerCase() === b.nodeName.toLowerCase() && equal(getAttributes(a), getAttributes(b)) && equal(a.childNodes, b.childNodes);
diff --git a/test/jsdom-compatibility.js b/test/jsdom-compatibility.js
@@ -0,0 +1,31 @@
+/*global describe, it*/
+var unexpected = require('unexpected'),
+    unexpectedDom = require('../lib/index'),
+    jsdom = require('jsdom');
+
+var expect = unexpected.clone().installPlugin(unexpectedDom);
+expect.output.installPlugin(require('magicpen-prism'));
+
+expect.addAssertion('to inspect as [itself]', function (expect, subject, value) {
+  var originalSubject = subject;
+  if (typeof subject === 'string') {
+    subject = jsdom.jsdom('<!DOCTYPE html><html><head></head><body>' + subject + '</body></html>').body.firstChild;
+  }
+  if (this.flags.itself) {
+    if (typeof originalSubject === 'string') {
+      expect(expect.inspect(subject).toString(), 'to equal', originalSubject);
+    } else {
+      throw new Error('subject must be given as a string when expected to inspect as itself');
+    }
+  } else {
+    expect(expect.inspect(subject).toString(), 'to equal', value);
+  }
+});
+
+describe('jsdom bug compatibility', function () {
+  it('should work without issue #1107 fixed', function() {
+    // https://github.com/tmpvar/jsdom/issues/1107
+    expect('<select><option value="foo">bar</option></select>', 'to inspect as itself');
+    expect('<form><p>foo</p></form>', 'to inspect as itself');
+  });
+});
