diff --git a/README.md b/README.md
index dbc865f..9035e28 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Steps:
 - `python3 -m venv .venv`
 - `source .venv/bin/activate`
 - `pip install lxml`
-- `python requirement_file_checks/all.py --input <path-to-your-requiremenet-files>`
+- `python run_all.py --input <path-to-your-requiremenet-files>`
 
 # License
 
diff --git a/action.yml b/action.yml
index 511e97e..76a10dc 100644
--- a/action.yml
+++ b/action.yml
@@ -27,5 +27,5 @@ runs:
       shell: bash
     - run: echo "TA REQUIREMENT LOGS UNIT TESTS STARTED:"
       shell: bash
-    - run: python ${{ github.action_path }}/requirement_file_checks/all.py  ${{ inputs.input-files }}
+    - run: python ${{ github.action_path }}/run_all.py --input ${{ inputs.input-files }}
       shell: bash
diff --git a/requirement_file_checks/base_checker.py b/requirement_file_checks/base_checker.py
index 1486df2..4b48a2b 100644
--- a/requirement_file_checks/base_checker.py
+++ b/requirement_file_checks/base_checker.py
@@ -13,9 +13,24 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
+import os
 from typing import List
 
 
+def collect_filenames(path: str) -> List[str]:
+    filenames = []
+    if os.path.exists(path):
+        if os.path.isfile(path):
+            filenames.append(path)
+        elif os.path.isdir(path):
+            for subdir, _, files in os.walk(path):
+                for file in files:
+                    if file.endswith(".log"):
+                        filename = os.path.join(subdir, file)
+                        filenames.append(filename)
+    return filenames
+
+
 class BaseChecker:
     def __init__(self, print_prefix: str, filenames: List[str]):
         self.filenames = filenames
diff --git a/requirement_file_checks/all.py b/run_all.py
similarity index 77%
rename from requirement_file_checks/all.py
rename to run_all.py
index ee9a4f9..9f04da1 100644
--- a/requirement_file_checks/all.py
+++ b/run_all.py
@@ -14,9 +14,8 @@
 # limitations under the License.
 #
 import argparse
-import os
-from typing import List
 
+from requirement_file_checks.base_checker import collect_filenames
 from requirement_file_checks.cim import CimChecker
 from requirement_file_checks.transport_attrib import TransportAttributesChecker
 from requirement_file_checks.unicode_char import UnicodeChecker
@@ -24,22 +23,8 @@
 from requirement_file_checks.xml_format_checker import XmlFormatChecker
 
 
-def _collect_filenames(path: str) -> List[str]:
-    filenames = []
-    if os.path.exists(path):
-        if os.path.isfile(path):
-            filenames.append(path)
-        elif os.path.isdir(path):
-            for subdir, _, files in os.walk(path):
-                for file in files:
-                    if file.endswith(".log"):
-                        filename = os.path.join(subdir, file)
-                        filenames.append(filename)
-    return filenames
-
-
 def run(path: str):
-    filenames = _collect_filenames(path)
+    filenames = collect_filenames(path)
     print(f"Collected filenames: {filenames}")
     if not filenames:
         raise SystemExit("No files to check")
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/unit/__init__.py b/tests/unit/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/unit/test_all.py b/tests/unit/test_base_checker.py
similarity index 76%
rename from tests/unit/test_all.py
rename to tests/unit/test_base_checker.py
index 6b8ebbb..2a2ee9d 100644
--- a/tests/unit/test_all.py
+++ b/tests/unit/test_base_checker.py
@@ -1,12 +1,12 @@
 import os
 import tempfile
 
-from requirement_file_checks import all
+from requirement_file_checks import base_checker
 
 
 def test_collect_filenames_when_no_files():
     with tempfile.TemporaryDirectory() as tempdir:
-        assert not all._collect_filenames(tempdir)
+        assert not base_checker.collect_filenames(tempdir)
 
 
 def test_collect_filenames_when_files():
@@ -21,4 +21,4 @@ def test_collect_filenames_when_files():
             os.path.join(tempdir, "1.log"),
             os.path.join(tempdir, "folder", "2.log"),
         ]
-        assert expected_result == all._collect_filenames(tempdir)
+        assert expected_result == base_checker.collect_filenames(tempdir)