Improve test coverage

tests/hipscat_import/catalog/test_map_reduce.py

@@ -248,6 +248,27 @@ def test_map_small_sky_part_order1(tmp_path, small_sky_file0):
     assert (result == expected).all()
 
 
+def test_split_pixels_bad_format(blank_data_file, tmp_path, capsys):
+    """Test loading the a file with non-default headers"""
+    alignment = np.full(12, None)
+    alignment[11] = (0, 11, 131)
+    with pytest.raises(NotImplementedError):
+        mr.split_pixels(
+            input_file=blank_data_file,
+            file_reader=None,
+            highest_order=0,
+            ra_column="ra_mean",
+            dec_column="dec_mean",
+            splitting_key="0",
+            cache_shard_path=tmp_path,
+            resume_path=tmp_path,
+            alignment=alignment,
+        )
+    captured = capsys.readouterr()
+    assert "No file reader implemented" in captured.out
+    os.makedirs(os.path.join(tmp_path, "splitting"))
+
+
 def test_split_pixels_headers(formats_headers_csv, assert_parquet_file_ids, tmp_path):
     """Test loading the a file with non-default headers"""
     os.makedirs(os.path.join(tmp_path, "splitting"))

tests/hipscat_import/soap/test_soap_map_reduce.py

@@ -159,3 +159,19 @@ def test_reduce_joins(small_sky_soap_args, soap_intermediate_dir, small_sky_soap
         for row_index in range(14)
     ]
     assert ordered_pixels == list(small_sky_soap_maps.keys())
+
+
+def test_reduce_joins_missing_files(small_sky_soap_args, soap_intermediate_dir, capsys):
+    """Use some previously-computed intermediate files to reduce the joined
+    leaf parquet files into a single parquet file."""
+    temp_path = os.path.join(small_sky_soap_args.tmp_path, "resume", "intermediate")
+    shutil.copytree(
+        soap_intermediate_dir,
+        temp_path,
+    )
+    small_sky_soap_args.tmp_path = temp_path
+
+    with pytest.raises(FileNotFoundError):
+        reduce_joins(small_sky_soap_args, HealpixPixel(0, 11), object_key="0_11")
+    captured = capsys.readouterr()
+    assert "No such file or directory" in captured.out