Improve error messages

2 files changed, 17 insertions, 0 deletions

diff --git a/gerbonara/gerber/tests/test_excellon.py b/gerbonara/gerber/tests/test_excellon.py
index fb0ebb8..fb25d8f 100644
--- a/gerbonara/gerber/tests/test_excellon.py
+++ b/gerbonara/gerber/tests/test_excellon.py
@@ -94,4 +94,12 @@ def test_gerber_alignment(reference, tmpfile, print_on_error):
     assert matches > 10
     assert matches/total > 0.5
 
+@filter_syntax_warnings
+def test_syntax_error():
+    ref = reference_path('test_syntax_error.exc')
+    with pytest.raises(SyntaxError) as exc_info:
+        ExcellonFile.open(ref)
+
+    assert 'test_syntax_error.exc' in exc_info.value.msg
+    assert '12' in exc_info.value.msg # lineno
 
diff --git a/gerbonara/gerber/tests/test_rs274x.py b/gerbonara/gerber/tests/test_rs274x.py
index 7e21d62..83148a5 100644
--- a/gerbonara/gerber/tests/test_rs274x.py
+++ b/gerbonara/gerber/tests/test_rs274x.py
@@ -501,3 +501,12 @@ def test_bounding_box(reference, tmpfile):
     assert margin_px-2 <= row_prefix <= margin_px+2
     assert margin_px-2 <= row_suffix <= margin_px+2
 
+@filter_syntax_warnings
+def test_syntax_error():
+    ref = reference_path('test_syntax_error.gbr')
+    with pytest.raises(SyntaxError) as exc_info:
+        GerberFile.open(ref)
+
+    assert 'test_syntax_error.gbr' in exc_info.value.msg
+    assert '7' in exc_info.value.msg # lineno
+