test: test that bibtexbrowser.php still works well in Wordpress plugin wp-publications

.travis.yml

@@ -1,5 +1,9 @@
 language: php
 
+services:
+  # wp-publications is a Wordpress plugin, wordpress requires mysql
+  - mysql
+
 php:
   - '5.6'
   - '7.0'
@@ -10,4 +14,31 @@ script:
     - curl -L -o gakowiki-syntax.php https://www.monperrus.net/martin/gakowiki-syntax.php.txt
     - phpunit bibtexbrowser-test.php
 
+    # now testing this version of bibtexbrowser with wp-publications
+    # Installing WP-CLI
+    - curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar
+    - chmod 755 wp-cli.phar
+    - WPCLI=/tmp/wp
+    - mv wp-cli.phar $WPCLI
+    # Installing wordpress with wp-cli
+    - $WPCLI core download
+    - mysql -u travis -e "CREATE DATABASE IF NOT EXISTS wp" 
+    - $WPCLI config create --dbname=wp --dbuser=travis
+    - $WPCLI core install --url=http://bibtexbrowser.com --title="bibtexbrowser wordpress" --admin_user=root --admin_email=martin.monperrus@gnieh.org
+    # installing wp-cli/restful, which is required to render shortcodes with wp-cli
+    - $WPCLI package install wp-cli/restful
+    - $WPCLI core version
+    # installing plugin wp-publications
+    - $WPCLI plugin install wp-publications --activate
+    # there is no need to create a post, because one activation task of wp-publications is to create a fake post
+    #- $WPCLI post create --post_title=test --post_content='[wp-publications bib="sample.bib" all=true]'
+    - $WPCLI rest post list --slug=wp-publications-example --field=content | tee before.txt
+    # do we still have the reference output? (useful for detecting changes in Wordpress or WP-CLI) (diff exits with 1 if there is a difference)
+    - diff reference-output-wp-publications.txt before.txt
+    # now we take the newer version and we render again
+    - cp bibtexbrowser.php ./wp-content/plugins/wp-publications/
+    - $WPCLI rest post list --slug=wp-publications-example --field=content | tee after.txt
+    # just to be sure, is there a difference with the previous version?
+    - diff before.txt after.txt
+
 sudo: false

reference-output-wp-publications.txt

@@ -0,0 +1,13 @@
+array (
+  'rendered' => '<p>&#091;wp-publications bib=sample.bib all=1&#093; gives:<br />
+
+<span class="count">2 results</span>
+<table class="result">
+<tr><td colspan="2" class="sheader">2001</td></tr>
+<tr class="bibline"><td class="bibref"><a class="bibanchor" name="2"></a>[2]</td><td class="bibitem"><span itemscope="" itemtype="http://schema.org/ScholarlyArticle"><span class="bibtitle"  itemprop="name">A book</span> (<span class="bibauthor"><span itemprop="author" itemtype="http://schema.org/Person">Jane Doe</span></span>), <span itemprop="datePublished">2001</span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&amp;rft.btitle=A+book&amp;rft.genre=book&amp;rft.pub=&amp;rfr_id=info%3Asid%2F%3Asample.bib&amp;rft.date=2001&amp;rft.au=Jane+Doe"></span></span> <span class="bibmenu"><a class="biburl" title="doo2001" href="http://bibtexbrowser.com/?wp-publications=doo2001">[bibtex]</a></span></td></tr>
+<tr><td colspan="2" class="sheader">2000</td></tr>
+<tr class="bibline"><td class="bibref"><a class="bibanchor" name="1"></a>[1]</td><td class="bibitem"><span itemscope="" itemtype="http://schema.org/ScholarlyArticle"><span class="bibtitle"  itemprop="name">An article</span> (<span class="bibauthor"><span itemprop="author" itemtype="http://schema.org/Person">Jane Doe</span></span>), <span class="bibbooktitle">In <span itemprop="isPartOf">The Wordpress Journal</span></span>, <span itemprop="datePublished">2000</span>.<span class="Z3988" title="ctx_ver=Z39.88-2004&amp;rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&amp;rft.atitle=An+article&amp;rft.jtitle=The+Wordpress+Journal&amp;rft.volume=&amp;rft.issue=&amp;rft.pub=&amp;rfr_id=info%3Asid%2F%3Asample.bib&amp;rft.date=2000&amp;rft.au=Jane+Doe"></span></span> <span class="bibmenu"><a class="biburl" title="doe2000" href="http://bibtexbrowser.com/?wp-publications=doe2000">[bibtex]</a></span></td></tr>
+</table></p>
+',
+  'protected' => false,
+)