1 files changed, 143 insertions, 0 deletions
diff --git a/test/summary.js b/test/summary.js
index 2744c43..a9aea5d 100644
--- a/test/summary.js
+++ b/test/summary.js
@@ -1,3 +1,5 @@
+var should = require('should');
+
 var mock = require('./mock');
 
 describe('Summary / Table of contents', function() {
@@ -36,5 +38,146 @@ describe('Summary / Table of contents', function() {
             book.summary.count().should.equal(3);
         });
     });
+
+    describe('External', function() {
+        var book;
+
+        before(function() {
+            return mock.setupDefaultBook({}, [
+                {
+                    title: 'Google',
+                    path: 'https://www.google.fr'
+                }
+            ])
+            .then(function(_book) {
+                book = _book;
+                return book.summary.load();
+            });
+        });
+
+        it('should correctly count articles', function() {
+            book.summary.count().should.equal(2);
+        });
+
+        it('should correctly signal it as external', function() {
+            var article = book.summary.getArticleByLevel('1');
+
+            should(article).be.ok();
+            should(article.path).not.be.ok();
+
+            article.title.should.equal('Google');
+            article.ref.should.equal('https:/www.google.fr');
+            article.isExternal().should.be.ok;
+        });
+    });
+
+    describe('Next / Previous', function() {
+        var book;
+
+        before(function() {
+            return mock.setupDefaultBook({
+                'SUMMARY.md': '# Summary\n\n' +
+                    '* [Hello](hello.md)\n' +
+                    '* [Hello 2](hello2.md)\n' +
+                    '    * [Hello 3](hello3.md)\n' +
+                    '    * [Hello 4](hello4.md)\n' +
+                    '    * [Hello 5](hello5.md)\n' +
+                    '* [Hello 6](hello6.md)\n'
+            })
+            .then(function(_book) {
+                book = _book;
+                return book.summary.load();
+            });
+        });
+
+        it('should only return a next for the readme', function() {
+            var article = book.summary.getArticle('README.md');
+
+            var prev = article.prev();
+            var next = article.next();
+
+            should(prev).equal(null);
+            should(next).be.ok();
+
+            next.path.should.equal('hello.md');
+        });
+
+        it('should return next/prev for a first level page', function() {
+            var article = book.summary.getArticle('hello.md');
+
+            var prev = article.prev();
+            var next = article.next();
+
+            should(prev).be.ok();
+            should(next).be.ok();
+
+            prev.path.should.equal('README.md');
+            next.path.should.equal('hello2.md');
+        });
+
+        it('should return next/prev for a joint -> child', function() {
+            var article = book.summary.getArticle('hello2.md');
+
+            var prev = article.prev();
+            var next = article.next();
+
+            should(prev).be.ok();
+            should(next).be.ok();
+
+            prev.path.should.equal('hello.md');
+            next.path.should.equal('hello3.md');
+        });
+
+        it('should return next/prev for a joint <- child', function() {
+            var article = book.summary.getArticle('hello3.md');
+
+            var prev = article.prev();
+            var next = article.next();
+
+            should(prev).be.ok();
+            should(next).be.ok();
+
+            prev.path.should.equal('hello2.md');
+            next.path.should.equal('hello4.md');
+        });
+
+        it('should return next/prev for a children', function() {
+            var article = book.summary.getArticle('hello4.md');
+
+            var prev = article.prev();
+            var next = article.next();
+
+            should(prev).be.ok();
+            should(next).be.ok();
+
+            prev.path.should.equal('hello3.md');
+            next.path.should.equal('hello5.md');
+        });
+
+        it('should return next/prev for a joint -> parent', function() {
+            var article = book.summary.getArticle('hello5.md');
+
+            var prev = article.prev();
+            var next = article.next();
+
+            should(prev).be.ok();
+            should(next).be.ok();
+
+            prev.path.should.equal('hello4.md');
+            next.path.should.equal('hello6.md');
+        });
+
+        it('should return prev for last', function() {
+            var article = book.summary.getArticle('hello6.md');
+
+            var prev = article.prev();
+            var next = article.next();
+
+            should(prev).be.ok();
+            should(next).be.not.ok();
+
+            prev.path.should.equal('hello5.md');
+        });
+    });
 });