Add tests for book generation

test/fixtures/book1/README.md

@@ -0,0 +1,2 @@
+# This is a test
+

test/fixtures/book1/SUMMARY.md

@@ -0,0 +1,3 @@
+# Summary
+
+* [test](test.md)

test/fixtures/book1/test.md

@@ -0,0 +1 @@
+# Test

test/fixtures/book2/README.md

@@ -0,0 +1 @@
+# This should fail

test/generate.js

@@ -0,0 +1,46 @@
+var _ = require('lodash');
+var Q = require('q');
+var path = require('path');
+var tmp = require('tmp');
+var assert = require('assert');
+
+var generate = require("../lib/generate");
+
+var generateTmpBook = function(path) {
+    return ;
+};
+
+
+var BOOKS = {
+    "book1": true,
+    "book2": false
+};
+
+describe('Site Generation', function () {
+    var ret = {};
+
+    beforeEach(function(done){
+        Q.all(_.map(BOOKS, function(state, bookName) {
+            return Q.nfcall(tmp.dir)
+            .then(function(_dir) {
+                return generate.folder({
+                    input: path.join(__dirname, "fixtures", bookName),
+                    output: _dir
+                });
+            })
+            .then(function(_book) {
+                ret[bookName] = _book;
+            }, function(err) {
+                // ignore errors here
+            });
+        }))
+        .fin(done);
+    });
+
+
+    it('should generate the valid sites', function() {
+        _.each(BOOKS, function(state, bookName) {
+            assert((ret[bookName] != null) == state);
+        });
+    });
+});