Fix dev.deprecated and refine its unit tests

monty/dev.py

@@ -74,12 +74,12 @@ def _is_in_owner_repo() -> bool:
         # Only raise warning in code owner's repo CI
         if (
             _deadline is not None
-            and os.getenv("CI")
+            and os.getenv("CI") is not None
             and datetime.now() > _deadline
             and _is_in_owner_repo()
         ):
             raise DeprecationWarning(
-                "This function should have been removed on {deadline:%Y-%m-%d}."
+                f"This function should have been removed on {_deadline:%Y-%m-%d}."
             )
 
     def craft_message(
@@ -91,7 +91,7 @@ def craft_message(
         msg = f"{old.__name__} is deprecated"
 
         if deadline is not None:
-            msg += f", and will be removed on {deadline:%Y-%m-%d}\n"
+            msg += f", and will be removed on {_deadline:%Y-%m-%d}\n"
 
         if replacement is not None:
             if isinstance(replacement, property):
@@ -117,7 +117,7 @@ def wrapped(*args, **kwargs):
     # Convert deadline to datetime type
     _deadline = datetime(*deadline) if deadline is not None else None
 
-    # Raise a CI warning after removal deadline
+    # Raise CI warning after removal deadline
     raise_deadline_warning()
 
     return deprecated_decorator

tests/test_dev.py

@@ -1,6 +1,7 @@
 import unittest
 import warnings
 import datetime
+from unittest.mock import patch
 
 import pytest
 from monty.dev import deprecated, install_excepthook, requires
@@ -88,55 +89,72 @@ def classmethod_b(cls):
         with pytest.warns(DeprecationWarning):
             assert TestClass_deprecationwarning().classmethod_b() == "b"
 
-    def test_deprecated_deadline(self):
-        @deprecated(deadline=(2000, 1, 1))
-        def func_old():
-            pass
+    def test_deprecated_deadline(self, monkeypatch):
+        with pytest.raises(DeprecationWarning):
+            with patch("subprocess.run") as mock_run:
+                monkeypatch.setenv("CI", "true")  # mock CI env
 
-        with warnings.catch_warnings(record=True) as warn_msgs:
-            # Trigger a warning.
-            func_old()
-            # Verify message
-            assert "will be removed on 2000-01-01" in str(warn_msgs[0].message)
+                # Mock "GITHUB_REPOSITORY"
+                monkeypatch.setenv("GITHUB_REPOSITORY", "TESTOWNER/TESTREPO")
+                mock_run.return_value.stdout.decode.return_value = (
+                    "git@github.com:TESTOWNER/TESTREPO.git"
+                )
+
+                @deprecated(deadline=(2000, 1, 1))
+                def func_old():
+                    pass
 
+    @pytest.fixture()
     def test_deprecated_deadline_no_warn(self, monkeypatch):
         """Test cases where no warning should be raised."""
 
-        @deprecated(deadline=(2000, 1, 1))
-        def func_old():
-            pass
-
         # No warn case 1: date before deadline
-        with warnings.catch_warnings(record=True) as warn_msgs:
-            monkeypatch.setattr(
-                datetime, "datetime", lambda: datetime.datetime(1999, 1, 1)
-            )
-            func_old()
+        with warnings.catch_warnings():
+            with patch("subprocess.run") as mock_run:
+                monkeypatch.setenv("CI", "true")  # mock CI env
 
-            for warning in warn_msgs:
-                assert "This function should have been removed on" not in str(
-                    warning.message
+                # Mock date to 1999-01-01
+                monkeypatch.setattr(
+                    datetime.datetime, "now", datetime.datetime(1999, 1, 1)
                 )
 
-        # No warn case 2: not in CI env
-        with warnings.catch_warnings(record=True) as warn_msgs:
-            monkeypatch.delenv("CI", raising=False)
-            func_old()
+                # Mock "GITHUB_REPOSITORY"
+                monkeypatch.setenv("GITHUB_REPOSITORY", "TESTOWNER/TESTREPO")
+                mock_run.return_value.stdout.decode.return_value = (
+                    "git@github.com:TESTOWNER/TESTREPO.git"
+                )
+
+                @deprecated(deadline=(2000, 1, 1))
+                def func_old():
+                    pass
 
-            for warning in warn_msgs:
-                assert "This function should have been removed on" not in str(
-                    warning.message
+            monkeypatch.undo()
+
+        # No warn case 2: not in CI env
+        with warnings.catch_warnings():
+            with patch("subprocess.run") as mock_run:
+                monkeypatch.delenv("CI", raising=False)
+
+                # Mock "GITHUB_REPOSITORY"
+                monkeypatch.setenv("GITHUB_REPOSITORY", "TESTOWNER/TESTREPO")
+                mock_run.return_value.stdout.decode.return_value = (
+                    "git@github.com:TESTOWNER/TESTREPO.git"
                 )
 
+                @deprecated(deadline=(2000, 1, 1))
+                def func_old_1():
+                    pass
+
+            monkeypatch.undo()
+
         # No warn case 3: not in code owner repo
-        with warnings.catch_warnings(record=True) as warn_msgs:
-            monkeypatch.setenv("GITHUB_REPOSITORY", "NONE/NONE")
-            func_old()
+        with warnings.catch_warnings():
+            monkeypatch.setenv("CI", "true")
+            monkeypatch.delenv("GITHUB_REPOSITORY", raising=False)
 
-            for warning in warn_msgs:
-                assert "This function should have been removed on" not in str(
-                    warning.message
-                )
+            @deprecated(deadline=(2000, 1, 1))
+            def func_old_2():
+                pass
 
     def test_requires(self):
         try:

tests/test_tempfile.py

@@ -1,6 +1,5 @@
 import os
 import shutil
-import unittest
 
 from monty.tempfile import ScratchDir
 
@@ -142,7 +141,3 @@ def test_bad_root(self):
     def teardown_method(self):
         os.chdir(self.cwd)
         shutil.rmtree(self.scratch_root)
-
-
-if __name__ == "__main__":
-    unittest.main()

tests/test_termcolor.py

@@ -4,7 +4,6 @@
 
 import os
 import sys
-import unittest
 
 from monty.termcolor import (
     cprint,
@@ -75,7 +74,3 @@ def test_remove_non_ascii(self):
     def test_stream_has_colors(self):
         # TODO: not a real test. Need to do a proper test.
         stream_has_colours(sys.stdout)
-
-
-if __name__ == "__main__":
-    unittest.main()