From 6a63708939c62c74dd3e8a032fbf0accaa2b03a5 Mon Sep 17 00:00:00 2001
From: Aaron O'Mullan <aaron.omullan@friendco.de>
Date: Tue, 1 Apr 2014 00:42:14 -0700
Subject: [PATCH] Add tests for null paths in navigation

Unfinished chapters/articles should be put in navigation
---
 test/fixtures/SUMMARY.md | 3 +++
 test/navigation.js       | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/test/fixtures/SUMMARY.md b/test/fixtures/SUMMARY.md
index 9f55e4cbc..74bbd1b8b 100644
--- a/test/fixtures/SUMMARY.md
+++ b/test/fixtures/SUMMARY.md
@@ -5,3 +5,6 @@
     * [Article 2](chapter-1/ARTICLE2.md)
 * [Chapter 2](chapter-2/README.md)
 * [Chapter 3](chapter-3/README.md)
+* [Chapter 4](chapter-4/README.md)
+    * Unfinished article
+* Unfinished Chapter
diff --git a/test/navigation.js b/test/navigation.js
index 9b17f7f02..23d98ac7f 100644
--- a/test/navigation.js
+++ b/test/navigation.js
@@ -65,4 +65,10 @@ describe('Summary navigation', function() {
         assert.equal(nav['chapter-2/README.html'].level, '2');
         assert.equal(nav['chapter-3/README.html'].level, '3');
     });
+
+    it('should not accept null paths', function() {
+        var nav = navigation(LEXED);
+
+        assert(!nav[null]);
+    });
 });