def METHOD_NAME(self):
    resp = self.client.get('?Request=GetCapabilities&service=WPS&language=fr-CA')
    assert resp.xpath('/wps:Capabilities/@xml:lang')[0] == "fr-CA"
    default = resp.xpath_text('/wps:Capabilities/wps:Languages/wps:Default/ows:Language')
    assert default == 'en-US'
    supported = resp.xpath('/wps:Capabilities/wps:Languages/wps:Supported/ows:Language/text()')
    assert supported == ["en-US", "fr-CA"]
    processes = list(resp.xpath('//wps:ProcessOfferings')[0])
    assert [e.text for e in processes[0]] == ['pr1', 'Processus 1', 'Processus 1']
    assert [e.text for e in processes[1]] == ['pr2', 'Processus 2', 'Process 2']