update tests

test/index.js

@@ -32,16 +32,31 @@ describe('Sitemap generator', function() {
     var result = generator(locals);
 
     result.path.should.eql('sitemap.xml');
+
+    // get the lastmod value for the index page (autogenerated)
+    var $ = cheerio.load(result.data);
+    var _lm = "";
+    $('urlset').find('url').each(function(i) {
+	if ($(this).children('loc').text() === "http://yoursite.com") {
+	    _lm = $(this).children('lastmod').text();
+        }
+    });
+
     result.data.should.eql(sitemapTmpl.render({
       config: hexo.config,
-      posts: posts.toArray()
+      posts: posts.toArray(),
+      sNow: _lm // inject the same moddate
     }));
 
     var $ = cheerio.load(result.data);
 
     $('urlset').find('url').each(function(i) {
-      $(this).children('loc').text().should.eql(posts.eq(i).permalink);
-      $(this).children('lastmod').text().should.eql(posts.eq(i).updated.toISOString());
+      // do not check the auto-generated index page, all others should have same
+      // loc and lastmod (from post)
+      if ($(this).children('loc').text() !== "http://yoursite.com") {
+         $(this).children('loc').text().should.eql(posts.eq(i).permalink);
+         $(this).children('lastmod').text().should.eql(posts.eq(i).updated.toISOString());
+      }
     });
   });