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.venv/Lib/site-packages/ipython_genutils/tests/test_tempdir.py

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+
+import os
+
+from ..tempdir import NamedFileInTemporaryDirectory
+from ..tempdir import TemporaryWorkingDirectory
+
+
+def test_named_file_in_temporary_directory():
+    with NamedFileInTemporaryDirectory('filename') as file:
+        name = file.name
+        assert not file.closed
+        assert os.path.exists(name)
+        file.write(b'test')
+    assert file.closed
+    assert not os.path.exists(name)
+
+def test_temporary_working_directory():
+    with TemporaryWorkingDirectory() as dir:
+        assert os.path.exists(dir)
+        assert os.path.realpath(os.curdir) == os.path.realpath(dir)
+    assert not os.path.exists(dir)
+    assert os.path.abspath(os.curdir) != dir