function test_google_scholar_metadata()
{
$test_data = fopen('php://memory', 'x+');
fwrite($test_data, "@article{aKey,title={A Book},author={Martin Monperrus},publisher={Springer},year=2009,pages={42--4242},number=1}\n" . "@String{x=2008}\n");
fseek($test_data, 0);
$db = new BibDataBase();
$db->update_internal("inline", $test_data);
$dis = new BibEntryDisplay($db->getEntryByKey('aKey'));
$metadata = $dis->metadata_dict();
//print_r($metadata);
$this->assertEquals("A Book", $metadata['citation_title']);
$this->assertEquals("2009", $metadata['citation_date']);
$this->assertEquals("2009", $metadata['citation_year']);
$this->assertEquals("42", $metadata['citation_firstpage']);
$this->assertEquals("4242", $metadata['citation_lastpage']);
$this->assertEquals("1", $metadata['citation_issue']);
}
function test_metadata_opengraph()
{
$test_data = fopen('php://memory', 'x+');
fwrite($test_data, "@article{aKey,title={A Book},author={Martin Monperrus},url={http://foo.com/},publisher={Springer},year=2009,pages={42--4242},number=1}\n" . "@String{x=2008}\n");
fseek($test_data, 0);
$db = new BibDataBase();
$db->update_internal("inline", $test_data);
$dis = new BibEntryDisplay($db->getEntryByKey('aKey'));
$metadata = $dis->metadata_dict();
//print_r($metadata);
$this->assertEquals("A Book", $metadata['og:title']);
$this->assertEquals("article", $metadata['og:type']);
$this->assertTrue(1 == preg_match("/http:.*author=Martin\\+Monperrus/", $metadata['og:author']));
$this->assertEquals("2009", $metadata['og:published_time']);
}