def test_with_artifacts(self):
artifact1 = Artifact.import_data('Mapping', {'a': '1', 'b': '2'})
artifact2 = Artifact.import_data('Mapping', {'d': '4'})
md_from_artifact1 = Metadata.from_artifact(artifact1)
md_from_artifact2 = Metadata.from_artifact(artifact2)
md_no_artifact = Metadata(
pd.DataFrame({'c': ['3', '42']},
index=pd.Index(['0', '1'], name='id')))
# Merge three metadata objects -- the first has an artifact, the second
# does not, and the third has an artifact.
obs_md = md_from_artifact1.merge(md_no_artifact, md_from_artifact2)
exp_df = pd.DataFrame({
'a': '1',
'b': '2',
'c': '3',
'd': '4'
},
index=pd.Index(['0'], name='id'))
exp_md = Metadata(exp_df)
exp_md._add_artifacts((artifact1, artifact2))
self.assertEqual(obs_md, exp_md)
self.assertEqual(obs_md.artifacts, (artifact1, artifact2))
def test_from_artifact(self):
A = Artifact.import_data('Mapping', {'a': '1', 'b': '3'})
obs_md = Metadata.from_artifact(A)
exp_df = pd.DataFrame({
'a': '1',
'b': '3'
},
index=pd.Index(['0'], name='id', dtype=object),
dtype=object)
exp_md = Metadata(exp_df)
exp_md._add_artifacts([A])
self.assertEqual(obs_md, exp_md)
def test_with_artifacts(self):
artifact1 = Artifact.import_data('Mapping', {'a': '1', 'b': '2'})
artifact2 = Artifact.import_data('Mapping', {'d': '4'})
md_from_artifact1 = artifact1.view(Metadata)
md_from_artifact2 = artifact2.view(Metadata)
md_no_artifact = Metadata(pd.DataFrame(
{'c': ['3', '42']}, index=pd.Index(['0', '1'], name='id')))
# Merge three metadata objects -- the first has an artifact, the second
# does not, and the third has an artifact.
obs_md = md_from_artifact1.merge(md_no_artifact, md_from_artifact2)
exp_df = pd.DataFrame(
{'a': '1', 'b': '2', 'c': '3', 'd': '4'},
index=pd.Index(['0'], name='id'))
exp_md = Metadata(exp_df)
exp_md._add_artifacts((artifact1, artifact2))
self.assertEqual(obs_md, exp_md)
self.assertEqual(obs_md.artifacts, (artifact1, artifact2))