Helper function that returns a proper .po file.
function getPoFile() {
return <<<EOF
msgid ""
msgstr ""
"Project-Id-Version: Drupal 7\\n"
"MIME-Version: 1.0\\n"
"Content-Type: text/plain; charset=UTF-8\\n"
"Content-Transfer-Encoding: 8bit\\n"
"Plural-Forms: nplurals=2; plural=(n > 1);\\n"
msgid "One sheep"
msgid_plural "@count sheep"
msgstr[0] "un mouton"
msgstr[1] "@count moutons"
msgid "Monday"
msgstr "lundi"
msgid "Tuesday"
msgstr "mardi"
msgid "Wednesday"
msgstr "mercredi"
msgid "Thursday"
msgstr "jeudi"
msgid "Friday"
msgstr "vendredi"
msgid "Saturday"
msgstr "samedi"
msgid "Sunday"
msgstr "dimanche"
EOF;
}