unittests added

.travis.yml

@@ -0,0 +1 @@
+language: ruby

README.md

@@ -18,7 +18,7 @@ gem 'jekyll-analytics'
 ```
 Then execute
 ```
-bundle
+$ bundle
 ```
 Or install it yourself
 ```
@@ -36,11 +36,11 @@ Configure the plugin in `_config.yml` by adding:
 
 ```yml
 jekyll_analytics: 
-  GoogleAnalytics:          # Add these if you want to track with Google Analytics
+  GoogleAnalytics:          # Add, if you want to track with Google Analytics
     id: UA-123-456          # Required - replace with your tracking id
     anonymizeIp: false      # Optional - Default: false - set to true for anonymized tracking
 
-  Piwik:                    # Add these if you want to track with Piwik
+  Piwik:                    # Add, if you want to track with Piwik
     url: piwik.example.com  # Required - url to piwik installation without trailing /
     siteId: "1234"          # Required - replace with your piwik site id (Write id as string)
 ```
@@ -49,7 +49,9 @@ jekyll_analytics:
 Tracking will be disabled in development mode. To enable production mode set enviroment variable JEKYLL_ENV=production.
 Github pages automatically sets JEKYLL_ENV to production.
 For testing use
-  ```JEKYLL_ENV=production jekyll serve```
+```
+$JEKYLL_ENV=production jekyll serve
+```
 
 ## Contributing
 

Rakefile

@@ -0,0 +1,5 @@
+task :run_unit_test do
+    require_relative "test/test_all.rb"
+end
+
+task :default => 'run_unit_test'

lib/analytics/Analytics.rb

@@ -0,0 +1,3 @@
+class Analytics
+
+end

test/GoogleAnalyticsTest.rb

@@ -0,0 +1,34 @@
+require_relative "../lib/analytics/GoogleAnalytics.rb"
+require "test/unit"
+
+class TestGoogleAnalytics < Test::Unit::TestCase
+    def test_init
+        assert_raise( ArgumentError ) { GoogleAnalytics.new( {"id" => "123-456"} ) }
+        assert_instance_of(GoogleAnalytics, GoogleAnalytics.new( {"id" => "UA-123-456"} ))
+    end
+
+    def test_default_tracking_string
+        googleAnalytics = GoogleAnalytics.new( {"id" => "UA-123-456"} )
+        assert_equal(googleAnalytics.render(), 
+        """
+    <!-- Google Analytics -->
+    <script>
+    (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){
+    (i[r].q=i[r].q||[]).push(arguments)},i[r].l=1*new Date();a=s.createElement(o),
+    m=s.getElementsByTagName(o)[0];a.async=1;a.src=g;m.parentNode.insertBefore(a,m)
+    })(window,document,'script','https://www.google-analytics.com/analytics.js','ga');
+
+    ga('create', 'UA-123-456', 'auto');
+\tga('send', 'pageview');
+\tga('set', 'anonymizeIp', false);
+    </script>
+    <!-- End Google Analytics -->
+    """)
+    end
+
+    def test_anonymize_true
+        googleAnalytics = GoogleAnalytics.new( {"id" => "UA-123-456", "anonymizeIp" => true} )
+        assert_match(/\('set', 'anonymizeIp', false\);/, googleAnalytics.render())
+    end
+
+end

test/PiwikTest.rb

@@ -0,0 +1,31 @@
+require_relative "../lib/analytics/Piwik.rb"
+require "test/unit"
+
+class PiwikTest < Test::Unit::TestCase
+    def test_init
+        assert_raise( ArgumentError ) { Piwik.new( {"url" => "my.piwik.server/path/"}) }
+        assert_raise( ArgumentError ) { Piwik.new( {"url" => "my.piwik.server/path", "siteId" => "a"}) }
+        assert_instance_of(Piwik, Piwik.new( {"url" => "my.piwik.server/path", "siteId" => "1"}) )
+    end
+
+    def test_default_tracking_string
+        piwikAnalytics = Piwik.new( {"url" => "my.piwik.server/path", "siteId" => "1"})
+        assert_equal(piwikAnalytics.render(), 
+        """
+    <!-- Piwik -->
+    <script type=\"text/javascript\">
+    var _paq = _paq || [];
+    _paq.push(['trackPageView']);
+    _paq.push(['enableLinkTracking']);
+    (function() {
+    var u=\"my.piwik.server/path\";
+    _paq.push(['setTrackerUrl', u+'/piwik.php']);
+    _paq.push(['setSiteId', '1']);
+    var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0];
+    g.type='text/javascript'; g.async=true; g.defer=true; g.src=u+'piwik.js'; s.parentNode.insertBefore(g,s);
+    })();
+    </script>
+    <!-- End Piwik Code -->
+    """)
+    end
+end

test/test_all.rb

@@ -0,0 +1,2 @@
+require_relative "GoogleAnalyticsTest"
+require_relative "PiwikTest"