Added tests for utils

tests/test_utils.py

@@ -0,0 +1,40 @@
+import pytest
+
+
+def test_debug_enable():
+    import osxphotos
+    import logging
+
+    osxphotos._debug(True)
+    logger = osxphotos._get_logger()
+    logging.warning(logger)
+    assert logger.isEnabledFor(logging.DEBUG)
+
+
+def test_debug_disable():
+    import osxphotos
+    import logging
+
+    osxphotos._debug(False)
+    logger = osxphotos._get_logger()
+    logging.warning(logger)
+    assert not logger.isEnabledFor(logging.DEBUG)
+
+
+def test_dd_to_dms():
+    # expands coverage for edge case in _dd_to_dms
+    from osxphotos.utils import _dd_to_dms
+
+    assert _dd_to_dms(-0.001) == (0, 0, -3.6)
+
+
+def test_get_system_library_path():
+    import osxphotos
+
+    _, major, _ = osxphotos.utils._get_os_version()
+    if int(major) < 15:
+        with pytest.raises(Exception):
+            assert osxphotos.utils.get_system_library_path()
+    else:
+        assert osxphotos.utils.get_system_library_path() is not None
+