94 lines
3.2 KiB
Python
94 lines
3.2 KiB
Python
import unittest
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from unittest import mock
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import mozunit
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from mozharness.base.diskutils import DiskInfo, DiskSize, DiskutilsError, convert_to
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class TestDiskutils(unittest.TestCase):
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def test_convert_to(self):
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# 0 is 0 regardless from_unit/to_unit
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self.assertTrue(convert_to(size=0, from_unit="GB", to_unit="MB") == 0)
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size = 524288 # 512 * 1024
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# converting from/to same unit
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self.assertTrue(convert_to(size=size, from_unit="MB", to_unit="MB") == size)
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self.assertTrue(convert_to(size=size, from_unit="MB", to_unit="GB") == 512)
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self.assertRaises(
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DiskutilsError,
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lambda: convert_to(size="a string", from_unit="MB", to_unit="MB"),
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)
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self.assertRaises(
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DiskutilsError, lambda: convert_to(size=0, from_unit="foo", to_unit="MB")
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)
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self.assertRaises(
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DiskutilsError, lambda: convert_to(size=0, from_unit="MB", to_unit="foo")
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)
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class TestDiskInfo(unittest.TestCase):
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def testDiskinfo_to(self):
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di = DiskInfo()
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self.assertTrue(di.unit == "bytes")
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self.assertTrue(di.free == 0)
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self.assertTrue(di.used == 0)
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self.assertTrue(di.total == 0)
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# convert to GB
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di._to("GB")
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self.assertTrue(di.unit == "GB")
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self.assertTrue(di.free == 0)
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self.assertTrue(di.used == 0)
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self.assertTrue(di.total == 0)
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class MockStatvfs:
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def __init__(self):
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self.f_bsize = 0
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self.f_frsize = 0
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self.f_blocks = 0
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self.f_bfree = 0
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self.f_bavail = 0
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self.f_files = 0
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self.f_ffree = 0
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self.f_favail = 0
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self.f_flag = 0
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self.f_namemax = 0
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class TestDiskSpace(unittest.TestCase):
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@mock.patch("mozharness.base.diskutils.os")
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def testDiskSpacePosix(self, mock_os):
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ds = MockStatvfs()
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mock_os.statvfs.return_value = ds
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di = DiskSize()._posix_size("/")
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self.assertTrue(di.unit == "bytes")
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self.assertTrue(di.free == 0)
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self.assertTrue(di.used == 0)
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self.assertTrue(di.total == 0)
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@mock.patch("mozharness.base.diskutils.ctypes")
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def testDiskSpaceWindows(self, mock_ctypes):
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mock_ctypes.windll.kernel32.GetDiskFreeSpaceExA.return_value = 0
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mock_ctypes.windll.kernel32.GetDiskFreeSpaceExW.return_value = 0
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di = DiskSize()._windows_size("/c/")
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self.assertTrue(di.unit == "bytes")
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self.assertTrue(di.free == 0)
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self.assertTrue(di.used == 0)
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self.assertTrue(di.total == 0)
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@mock.patch("mozharness.base.diskutils.os")
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@mock.patch("mozharness.base.diskutils.ctypes")
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def testUnspportedPlafrom(self, mock_ctypes, mock_os):
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mock_os.statvfs.side_effect = AttributeError("")
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self.assertRaises(AttributeError, lambda: DiskSize()._posix_size("/"))
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mock_ctypes.windll.kernel32.GetDiskFreeSpaceExW.side_effect = AttributeError("")
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mock_ctypes.windll.kernel32.GetDiskFreeSpaceExA.side_effect = AttributeError("")
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self.assertRaises(AttributeError, lambda: DiskSize()._windows_size("/"))
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self.assertRaises(
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DiskutilsError, lambda: DiskSize().get_size(path="/", unit="GB")
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)
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if __name__ == "__main__":
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mozunit.main()
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