def test_meeting_overlap():
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")
eig_4 = Eig(name="eig 4", project="project 3")
meeting_1 = Meeting(eig_1=eig_1, eig_2=eig_2)
meeting_2 = Meeting(eig_1=eig_1, eig_2=eig_3)
meeting_3 = Meeting(eig_1=eig_3, eig_2=eig_4)
assert meeting_1.overlap(meeting_2)
assert not meeting_1.overlap(meeting_3)
