def test_insert(self):
md = Metadata()
assert len(md) == 0
md.insert(0, Meta(id='meta1'))
assert len(md) == 1
with pytest.raises(XigtError): md.insert(0, Meta(id='meta1'))
md.insert(0, Meta(id='meta2'))
md.insert(100, Meta(id='meta3'))
assert len(md) == 3
assert md[0].id == 'meta2'
assert md[1].id == 'meta1'
assert md[2].id == 'meta3'
def test_insert(self):
md = Metadata()
self.assertEqual(len(md), 0)
md.insert(0, Meta(id='meta1'))
self.assertEqual(len(md), 1)
self.assertRaises(XigtError, md.insert, 0, Meta(id='meta1'))
md.insert(0, Meta(id='meta2'))
md.insert(100, Meta(id='meta3'))
self.assertEqual(len(md), 3)
self.assertEqual(md[0].id, 'meta2')
self.assertEqual(md[1].id, 'meta1')
self.assertEqual(md[2].id, 'meta3')
