diff --git a/tests/test_main.py b/tests/test_main.py
index cb1264678ad7d54da02ca06d24c4ec4315f6577b..d515aedf35657834295dd71fb9d493321c2668e3 100644
--- a/tests/test_main.py
+++ b/tests/test_main.py
@@ -30,35 +30,50 @@ def iter_entries(in_file):
     if lines:
         yield ''.join(lines)
 
-def entries2set(in_file):
-    return set(normalize_whitespace(e) for e in iter_entries(in_file))
+def format_entry(entry_s, format_vars):
+    return normalize_whitespace(entry_s).format_map(format_vars)
 
-def expected_entries(path):
+def format_entries(source, format_vars=None):
+    if format_vars is None:
+        format_vars = {}
+    return (format_entry(e, format_vars) for e in iter_entries(source))
+
+def expected_entries(path, format_vars=None):
     path = pathlib.Path(path)
     if not path.is_absolute():
         path = DATA_DIR / path
     with path.open() as in_file:
-        return entries2set(in_file)
+        return list(format_entries(in_file, format_vars))
+
+def path_vars(path):
+    return {
+        'source_abspath': str(path),
+        'source_name': path.name,
+        'source_path': str(path),
+    }
 
 def test_fees_import():
+    source_path = pathlib.Path(DATA_DIR, 'PatreonEarnings.csv')
     arglist = ARGLIST + [
         '-c', 'One',
-        pathlib.Path(DATA_DIR, 'PatreonEarnings.csv').as_posix(),
+        source_path.as_posix(),
     ]
     exitcode, stdout, _ = run_main(arglist)
     assert exitcode == 0
-    actual = entries2set(stdout)
-    assert actual == expected_entries('test_main_fees_import.ledger')
+    actual = list(format_entries(stdout))
+    expected = expected_entries('test_main_fees_import.ledger', path_vars(source_path))
+    assert actual == expected
 
 def test_date_range_import():
+    source_path = pathlib.Path(DATA_DIR, 'PatreonEarnings.csv')
     arglist = ARGLIST + [
         '-c', 'One',
         '--date-range', '2017/10/01-',
-        pathlib.Path(DATA_DIR, 'PatreonEarnings.csv').as_posix(),
+        source_path.as_posix(),
     ]
     exitcode, stdout, _ = run_main(arglist)
     assert exitcode == 0
-    actual = entries2set(stdout)
-    expected = {entry for entry in expected_entries('test_main_fees_import.ledger')
-                if entry.startswith('2017/10/')}
+    actual = list(format_entries(stdout))
+    valid = expected_entries('test_main_fees_import.ledger', path_vars(source_path))
+    expected = [entry for entry in valid if entry.startswith('2017/10/')]
     assert actual == expected