def test_meeting_participate():
eig_1 = Eig(name="eig 1", project="project 1")
eig_2 = Eig(name="eig 2", project="project 2")
eig_3 = Eig(name="eig 3", project="project 3")
meeting = Meeting(eig_1=eig_1, eig_2=eig_2)
assert meeting.eig_participate(eig_1)
assert meeting.eig_participate(eig_2)
assert not meeting.eig_participate(eig_3)
