Merge pull request #135 from inventree/unit-testing

Unit testing

(cherry picked from commit d55f594342)

find_dart_files.py

@@ -0,0 +1,46 @@
+"""
+This script recursively finds any '.dart' files in the ./lib directory,
+and generates a 'test' file which includes all these files.
+
+This is to ensure that *all* .dart files are included in test coverage.
+By default, source files which are not touched by the unit tests are not included!
+
+Ref: https://github.com/flutter/flutter/issues/27997
+"""
+
+from pathlib import Path
+
+if __name__ == '__main__':
+
+    dart_files = Path('lib').rglob('*.dart')
+
+    with open("test/coverage_helper_test.dart", "w") as f:
+
+        f.write("// ignore_for_file: unused_import\n\n")
+
+        skips = [
+            'generated',
+            'l10n',
+            'dsn.dart',
+        ]
+
+        for path in dart_files:
+            path = str(path)
+
+            if any([s in path for s in skips]):
+                continue
+
+            # Remove leading 'lib\' text
+            path = path[4:]
+            path = path.replace('\\', '/')
+            f.write(f'import "package:inventree/{path}";\n')
+
+        f.write("\n\n")
+
+        f.write("// DO NOT EDIT THIS FILE - it has been auto-generated by 'find_dart_files.py'\n")
+        f.write("// It has been created to ensure that *all* source file are included in coverage data\n")
+
+        f.write('import "package:test/test.dart";\n\n');
+
+        f.write("// Do not actually test anything!\n")
+        f.write("void main() {}\n")