27 lines
774 B
Python
27 lines
774 B
Python
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import os
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import tempfile
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import unittest
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import shutil
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from mock import patch
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from lib.misc_utils import ensure_block_device
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class EnsureBlockDeviceTestCase(unittest.TestCase):
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@patch("lib.misc_utils.is_block_device")
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def test_symlinks_are_resolved(self, mock_function):
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"""
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Ensure symlinks pointing to block devices are resolved when passed to
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ensure_block_device.
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"""
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# Create a temporary symlink pointing to /dev/null
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temp_dir = tempfile.mkdtemp()
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link_path = os.path.join(temp_dir, "null_link")
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os.symlink("/dev/null", link_path)
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result = ensure_block_device(link_path)
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assert mock_function.called
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self.assertEqual("/dev/null", result)
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shutil.rmtree(temp_dir)
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