add test for generate_multicell_geolift_data

Author: drbenvincent

causalpy/tests/test_synthetic_data.py

@@ -0,0 +1,30 @@
+#   Copyright 2024 The PyMC Labs Developers
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+"""
+Tests for the simulated data functions
+"""
+
+import numpy as np
+import pandas as pd
+
+
+def test_generate_multicell_geolift_data():
+    """
+    Test the generate_multicell_geolift_data function.
+    """
+    from causalpy.data.simulate_data import generate_multicell_geolift_data
+
+    df = generate_multicell_geolift_data()
+    assert type(df) == pd.DataFrame
+    assert np.all(df >= 0), "Found negative values in dataset"