platform independent tests

tests/test_bitwarden_import_msecure.py

@@ -9,6 +9,18 @@ def test_version():
     assert __version__
 
 
+def compare_files(file_path1, file_path2):
+    """Compare the content of two files, abstracting away platform differences in newline characters."""
+    with open(file_path1, 'r', newline=None, encoding='utf-8') as f1, open(file_path2, 'r', newline=None,
+                                                                           encoding='utf-8') as f2:
+        lines1 = f1.readlines()
+        lines2 = f2.readlines()
+
+        lines1 = [line.replace('\r\n', '\n').replace('\r', '\n') for line in lines1]
+        lines2 = [line.replace('\r\n', '\n').replace('\r', '\n') for line in lines2]
+        return lines1 == lines2
+
+
 def test_bitwarden_import_msecure_default_output(tmpdir, msecure_export, bitwarden_file):
     input_file = tmpdir.join("input.csv")
     input_file.write(msecure_export)
@@ -20,7 +32,7 @@ def test_bitwarden_import_msecure_default_output(tmpdir, msecure_export, bitward
     output_file = tmpdir.join("bitwarden.csv")
 
     # bitwarden_file.write_text(output_file.read_text(encoding="utf8"))  # uncomment to refresh the expected output
-    assert output_file.read() == bitwarden_file.read_text()
+    assert compare_files(output_file, bitwarden_file)
 
 
 def test_bitwarden_import_msecure_note_mode_default_output(tmpdir, msecure_export, bitwarden_notes_file):
@@ -34,7 +46,7 @@ def test_bitwarden_import_msecure_note_mode_default_output(tmpdir, msecure_expor
     output_file = tmpdir.join("bitwarden.csv")
 
     # bitwarden_notes_file.write_text(output_file.read_text(encoding="utf8"))  # uncomment to refresh the expected output
-    assert output_file.read() == bitwarden_notes_file.read_text()
+    assert compare_files(output_file, bitwarden_notes_file)
 
 
 def test_bitwarden_import_msecure_existing_output_file(tmpdir, msecure_export, bitwarden_file):
@@ -64,5 +76,5 @@ def test_bitwarden_import_msecure_to_output_file(tmpdir, msecure_export, bitward
     result = runner.invoke(bitwarden_import_msecure, [str(input_file), str(output_file), "--force"])
     assert result.exit_code == 0
 
-    assert output_file.read() == bitwarden_file.read_text()
+    assert compare_files(output_file, bitwarden_file)
     assert input_file.read() == msecure_export  # Ensure input file remains unchanged