[twitter] improve tests
[twitter] improve tests

willprice/weboob,sputnick-dev/weboob,frankrousseau/weboob,sputnick-dev/weboob,frankrousseau/weboob,nojhan/weboob-devel,nojhan/weboob-devel,laurent-george/weboob,Konubinix/weboob,willprice/weboob,sputnick-dev/weboob,RouxRC/weboob,laurent-george/weboob,Konubinix/weboob,frankrousseau/weboob,willprice/weboob,RouxRC/weboob,RouxRC/weboob,nojhan/weboob-devel,laurent-george/weboob,Konubinix/weboob