Fix initialize and tests

Signed-off-by: dgzlopes <[email protected]>

Author: dgzlopes

Diff for: detect_secrets/core/baseline.py

@@ -12,10 +12,10 @@
 
 
 def initialize(
+    path,
     plugins,
     exclude_files_regex=None,
     exclude_lines_regex=None,
-    path='.',
     scan_all_files=False,
 ):
     """Scans the entire codebase for secrets, and returns a
@@ -26,7 +26,7 @@ def initialize(
 
     :type exclude_files_regex: str|None
     :type exclude_lines_regex: str|None
-    :type path: str|list
+    :type path: list
     :type scan_all_files: bool
 
     :rtype: SecretsCollection
@@ -37,9 +37,6 @@ def initialize(
         exclude_lines=exclude_lines_regex,
     )
 
-    if not isinstance(path, list):
-        path = [path]
-
     files_to_scan = list()
     for element in path:
         if os.path.isdir(element):

Diff for: tests/core/baseline_test.py

@@ -31,24 +31,26 @@ def setup(self):
 
     def get_results(
         self,
-        path='./test_data/files',
+        path=['./test_data/files'],
         exclude_files_regex=None,
         scan_all_files=False,
     ):
         return baseline.initialize(
+            path,
             self.plugins,
-            path=path,
             exclude_files_regex=exclude_files_regex,
             scan_all_files=scan_all_files,
         ).json()
 
     @pytest.mark.parametrize(
         'path',
         [
-            './test_data/files',
+            [
+                './test_data/files',
 
-            # Test relative paths
-            'test_data/../test_data/files/tmp/..',
+                # Test relative paths
+                'test_data/../test_data/files/tmp/..',
+            ],
         ],
     )
     def test_basic_usage(self, path):
@@ -107,7 +109,7 @@ def test_no_files_in_git_repo(self):
                 ),
             ),
         ):
-            results = self.get_results(path='will_be_mocked')
+            results = self.get_results(path=['will_be_mocked'])
 
         assert not results
 
@@ -119,12 +121,12 @@ def test_single_non_tracked_git_file_should_work(self):
             'Super hidden value "BEEF0123456789a"',
             'detect_secrets.core.secrets_collection.codecs.open',
         ):
-            results = self.get_results('will_be_mocked')
+            results = self.get_results(path=['will_be_mocked'])
 
         assert len(results['will_be_mocked']) == 1
 
     def test_scan_all_files(self):
-        results = self.get_results(path='test_data/files', scan_all_files=True)
+        results = self.get_results(path=['test_data/files'], scan_all_files=True)
         assert len(results.keys()) == 2