mirror of
https://github.com/Stone-Red-Code/dvc.git
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116 lines
3.1 KiB
Python
116 lines
3.1 KiB
Python
import os
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import stat
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import shutil
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import filecmp
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from dvc.main import main
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from dvc.command.repro import CmdRepro
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from dvc.project import ReproductionError
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from dvc.utils import file_md5
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from tests.basic_env import TestDvc
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class TestRepro(TestDvc):
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def setUp(self):
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super(TestRepro, self).setUp()
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self.foo_stage = self.dvc.add(self.FOO)
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self.file1 = 'file1'
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self.file1_stage = self.file1 + '.dvc'
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self.dvc.run(fname=self.file1_stage,
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outs=[self.file1],
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deps=[self.FOO, self.CODE],
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cmd='python {} {} {}'.format(self.CODE, self.FOO, self.file1))
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class TestReproChangedCode(TestRepro):
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def test(self):
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self.swap_code()
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stages = self.dvc.reproduce(self.file1_stage)
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self.assertTrue(filecmp.cmp(self.file1, self.BAR))
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self.assertEqual(len(stages), 1)
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def swap_code(self):
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os.unlink(self.CODE)
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new_contents = self.CODE_CONTENTS
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new_contents += "\nshutil.copyfile('{}', sys.argv[2])\n".format(self.BAR)
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self.create(self.CODE, new_contents)
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class TestReproChangedData(TestRepro):
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def test(self):
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self.swap_foo_with_bar()
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stages = self.dvc.reproduce(self.file1_stage)
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self.assertTrue(filecmp.cmp(self.file1, self.BAR))
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self.assertEqual(len(stages), 2)
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def swap_foo_with_bar(self):
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os.chmod(self.FOO, stat.S_IWRITE)
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os.unlink(self.FOO)
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shutil.copyfile(self.BAR, self.FOO)
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class TestReproChangedDeepData(TestReproChangedData):
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def test(self):
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file2 = 'file2'
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file2_stage = file2 + '.dvc'
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self.dvc.run(fname=file2_stage,
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outs=[file2],
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deps=[self.file1, self.CODE],
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cmd='python {} {} {}'.format(self.CODE, self.file1, file2))
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self.swap_foo_with_bar()
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stages = self.dvc.reproduce(file2_stage)
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self.assertTrue(filecmp.cmp(self.file1, self.BAR))
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self.assertTrue(filecmp.cmp(file2, self.BAR))
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self.assertEqual(len(stages), 3)
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class TestReproPhony(TestReproChangedData):
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def test(self):
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stage = self.dvc.run(deps=[self.file1])
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self.swap_foo_with_bar()
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self.dvc.reproduce(stage.path)
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self.assertTrue(filecmp.cmp(self.file1, self.BAR))
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class TestNonExistingOutput(TestRepro):
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def test(self):
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os.chmod(self.FOO, stat.S_IWRITE)
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os.unlink(self.FOO)
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with self.assertRaises(ReproductionError) as cx:
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self.dvc.reproduce(self.file1_stage)
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class TestReproDataSource(TestReproChangedData):
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def test(self):
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self.swap_foo_with_bar()
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stages = self.dvc.reproduce(self.foo_stage.path)
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self.assertTrue(filecmp.cmp(self.FOO, self.BAR))
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self.assertEqual(stages[0].outs[0].md5, file_md5(self.BAR)[0])
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class TestCmdRepro(TestRepro):
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def test(self):
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ret = main(['repro',
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self.file1_stage])
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self.assertEqual(ret, 0)
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ret = main(['repro',
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'non-existing-file'])
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self.assertNotEqual(ret, 0)
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