mirror of
https://github.com/Stone-Red-Code/dvc.git
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526 lines
16 KiB
Python
526 lines
16 KiB
Python
from __future__ import unicode_literals
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import os
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import dvc
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import time
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import shutil
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import filecmp
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import posixpath
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import logging
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import colorama
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from dvc.system import System
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from mock import patch
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from dvc.main import main
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from dvc.utils import file_md5, LARGE_DIR_SIZE
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from dvc.utils.stage import load_stage_file
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from dvc.utils.compat import range
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from dvc.stage import Stage
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from dvc.exceptions import DvcException, RecursiveAddingWhileUsingFilename
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from dvc.output.base import OutputAlreadyTrackedError
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from dvc.repo import Repo as DvcRepo
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from tests.basic_env import TestDvc
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from tests.utils import spy, get_gitignore_content
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class TestAdd(TestDvc):
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def test(self):
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md5 = file_md5(self.FOO)[0]
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stages = self.dvc.add(self.FOO)
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self.assertEqual(len(stages), 1)
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stage = stages[0]
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self.assertTrue(stage is not None)
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self.assertIsInstance(stage, Stage)
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self.assertTrue(os.path.isfile(stage.path))
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self.assertEqual(len(stage.outs), 1)
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self.assertEqual(len(stage.deps), 0)
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self.assertEqual(stage.cmd, None)
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self.assertEqual(stage.outs[0].info["md5"], md5)
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self.assertEqual(stage.md5, "ee343f2482f53efffc109be83cc976ac")
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def test_unicode(self):
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fname = "\xe1"
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with open(fname, "w") as fobj:
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fobj.write("something")
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stage = self.dvc.add(fname)[0]
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self.assertTrue(os.path.isfile(stage.path))
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class TestAddUnupportedFile(TestDvc):
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def test(self):
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with self.assertRaises(DvcException):
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self.dvc.add("unsupported://unsupported")
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class TestAddDirectory(TestDvc):
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def test(self):
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dname = "directory"
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os.mkdir(dname)
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self.create(os.path.join(dname, "file"), "file")
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stages = self.dvc.add(dname)
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self.assertEqual(len(stages), 1)
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stage = stages[0]
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self.assertTrue(stage is not None)
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self.assertEqual(len(stage.deps), 0)
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self.assertEqual(len(stage.outs), 1)
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md5 = stage.outs[0].info["md5"]
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dir_info = self.dvc.cache.local.load_dir_cache(md5)
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for info in dir_info:
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self.assertTrue("\\" not in info["relpath"])
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class TestAddDirectoryRecursive(TestDvc):
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def test(self):
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stages = self.dvc.add(self.DATA_DIR, recursive=True)
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self.assertEqual(len(stages), 2)
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class TestAddCmdDirectoryRecursive(TestDvc):
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def test(self):
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ret = main(["add", "--recursive", self.DATA_DIR])
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self.assertEqual(ret, 0)
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def test_warn_about_large_directories(self):
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warning = (
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"You are adding a large directory 'large-dir' recursively,"
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" consider tracking it as a whole instead.\n"
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"{purple}HINT:{nc} Remove the generated stage files and then"
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" run {cyan}dvc add large-dir{nc}".format(
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purple=colorama.Fore.MAGENTA,
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cyan=colorama.Fore.CYAN,
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nc=colorama.Style.RESET_ALL,
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)
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)
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os.mkdir("large-dir")
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# Create a lot of files
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for iteration in range(LARGE_DIR_SIZE + 1):
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path = os.path.join("large-dir", str(iteration))
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with open(path, "w") as fobj:
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fobj.write(path)
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with self._caplog.at_level(logging.WARNING, logger="dvc"):
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assert main(["add", "--recursive", "large-dir"]) == 0
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assert warning in self._caplog.text
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class TestAddDirectoryWithForwardSlash(TestDvc):
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def test(self):
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dname = "directory/"
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os.mkdir(dname)
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self.create(os.path.join(dname, "file"), "file")
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stages = self.dvc.add(dname)
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self.assertEqual(len(stages), 1)
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stage = stages[0]
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self.assertTrue(stage is not None)
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self.assertEqual(os.path.abspath("directory.dvc"), stage.path)
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class TestAddTrackedFile(TestDvc):
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def test(self):
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fname = "tracked_file"
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self.create(fname, "tracked file contents")
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self.dvc.scm.add([fname])
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self.dvc.scm.commit("add {}".format(fname))
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with self.assertRaises(OutputAlreadyTrackedError):
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self.dvc.add(fname)
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class TestAddDirWithExistingCache(TestDvc):
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def test(self):
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dname = "a"
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fname = os.path.join(dname, "b")
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os.mkdir(dname)
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shutil.copyfile(self.FOO, fname)
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stages = self.dvc.add(self.FOO)
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self.assertEqual(len(stages), 1)
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self.assertTrue(stages[0] is not None)
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stages = self.dvc.add(dname)
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self.assertEqual(len(stages), 1)
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self.assertTrue(stages[0] is not None)
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class TestAddModifiedDir(TestDvc):
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def test(self):
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stages = self.dvc.add(self.DATA_DIR)
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self.assertEqual(len(stages), 1)
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self.assertTrue(stages[0] is not None)
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os.unlink(self.DATA)
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time.sleep(2)
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stages = self.dvc.add(self.DATA_DIR)
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self.assertEqual(len(stages), 1)
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self.assertTrue(stages[0] is not None)
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class TestAddFileInDir(TestDvc):
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def test(self):
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stages = self.dvc.add(self.DATA_SUB)
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self.assertEqual(len(stages), 1)
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stage = stages[0]
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self.assertNotEqual(stage, None)
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self.assertEqual(len(stage.deps), 0)
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self.assertEqual(len(stage.outs), 1)
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self.assertEqual(stage.relpath, self.DATA_SUB + ".dvc")
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class TestAddExternalLocalFile(TestDvc):
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def test(self):
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dname = TestDvc.mkdtemp()
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fname = os.path.join(dname, "foo")
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shutil.copyfile(self.FOO, fname)
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stages = self.dvc.add(fname)
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self.assertEqual(len(stages), 1)
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stage = stages[0]
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self.assertNotEqual(stage, None)
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self.assertEqual(len(stage.deps), 0)
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self.assertEqual(len(stage.outs), 1)
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self.assertEqual(stage.relpath, "foo.dvc")
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self.assertEqual(len(os.listdir(dname)), 1)
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self.assertTrue(os.path.isfile(fname))
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self.assertTrue(filecmp.cmp(fname, "foo", shallow=False))
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class TestAddLocalRemoteFile(TestDvc):
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def test(self):
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"""
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Making sure that 'remote' syntax is handled properly for local outs.
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"""
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cwd = os.getcwd()
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remote = "myremote"
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ret = main(["remote", "add", remote, cwd])
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self.assertEqual(ret, 0)
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self.dvc = DvcRepo()
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foo = "remote://{}/{}".format(remote, self.FOO)
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ret = main(["add", foo])
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self.assertEqual(ret, 0)
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d = load_stage_file("foo.dvc")
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self.assertEqual(d["outs"][0]["path"], foo)
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bar = os.path.join(cwd, self.BAR)
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ret = main(["add", bar])
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self.assertEqual(ret, 0)
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d = load_stage_file("bar.dvc")
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self.assertEqual(d["outs"][0]["path"], bar)
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class TestCmdAdd(TestDvc):
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def test(self):
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ret = main(["add", self.FOO])
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self.assertEqual(ret, 0)
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ret = main(["add", "non-existing-file"])
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self.assertNotEqual(ret, 0)
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class TestDoubleAddUnchanged(TestDvc):
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def test_file(self):
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ret = main(["add", self.FOO])
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self.assertEqual(ret, 0)
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ret = main(["add", self.FOO])
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self.assertEqual(ret, 0)
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def test_dir(self):
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ret = main(["add", self.DATA_DIR])
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self.assertEqual(ret, 0)
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ret = main(["add", self.DATA_DIR])
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self.assertEqual(ret, 0)
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class TestShouldUpdateStateEntryForFileAfterAdd(TestDvc):
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def test(self):
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file_md5_counter = spy(dvc.remote.local.file_md5)
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with patch.object(dvc.remote.local, "file_md5", file_md5_counter):
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ret = main(["config", "cache.type", "copy"])
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self.assertEqual(ret, 0)
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ret = main(["add", self.FOO])
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self.assertEqual(ret, 0)
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self.assertEqual(file_md5_counter.mock.call_count, 1)
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ret = main(["status"])
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self.assertEqual(ret, 0)
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self.assertEqual(file_md5_counter.mock.call_count, 1)
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ret = main(["run", "-d", self.FOO, "cat {}".format(self.FOO)])
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self.assertEqual(ret, 0)
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self.assertEqual(file_md5_counter.mock.call_count, 1)
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class TestShouldUpdateStateEntryForDirectoryAfterAdd(TestDvc):
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def test(self):
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file_md5_counter = spy(dvc.remote.local.file_md5)
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with patch.object(dvc.remote.local, "file_md5", file_md5_counter):
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ret = main(["config", "cache.type", "copy"])
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self.assertEqual(ret, 0)
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ret = main(["add", self.DATA_DIR])
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self.assertEqual(ret, 0)
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self.assertEqual(file_md5_counter.mock.call_count, 3)
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ret = main(["status"])
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self.assertEqual(ret, 0)
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self.assertEqual(file_md5_counter.mock.call_count, 3)
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ret = main(
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["run", "-d", self.DATA_DIR, "ls {}".format(self.DATA_DIR)]
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)
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self.assertEqual(ret, 0)
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self.assertEqual(file_md5_counter.mock.call_count, 3)
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class TestAddCommit(TestDvc):
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def test(self):
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ret = main(["add", self.FOO, "--no-commit"])
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self.assertEqual(ret, 0)
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self.assertTrue(os.path.isfile(self.FOO))
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self.assertEqual(len(os.listdir(self.dvc.cache.local.cache_dir)), 0)
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ret = main(["commit", self.FOO + ".dvc"])
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self.assertEqual(ret, 0)
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self.assertTrue(os.path.isfile(self.FOO))
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self.assertEqual(len(os.listdir(self.dvc.cache.local.cache_dir)), 1)
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class TestShouldNotCheckCacheForDirIfCacheMetadataDidNotChange(TestDvc):
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def test(self):
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remote_local_loader_spy = spy(
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dvc.remote.local.RemoteLOCAL.load_dir_cache
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)
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with patch.object(
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dvc.remote.local.RemoteLOCAL,
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"load_dir_cache",
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remote_local_loader_spy,
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):
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ret = main(["config", "cache.type", "copy"])
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self.assertEqual(ret, 0)
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ret = main(["add", self.DATA_DIR])
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self.assertEqual(ret, 0)
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self.assertEqual(1, remote_local_loader_spy.mock.call_count)
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ret = main(["status", "{}.dvc".format(self.DATA_DIR)])
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self.assertEqual(ret, 0)
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self.assertEqual(1, remote_local_loader_spy.mock.call_count)
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class TestShouldCollectDirCacheOnlyOnce(TestDvc):
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def test(self):
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from dvc.remote.local import RemoteLOCAL
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get_dir_checksum_counter = spy(RemoteLOCAL.get_dir_checksum)
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with patch.object(
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RemoteLOCAL, "get_dir_checksum", get_dir_checksum_counter
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):
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ret = main(["add", self.DATA_DIR])
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self.assertEqual(0, ret)
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ret = main(["status"])
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self.assertEqual(0, ret)
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ret = main(["status"])
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self.assertEqual(0, ret)
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self.assertEqual(1, get_dir_checksum_counter.mock.call_count)
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class SymlinkAddTestBase(TestDvc):
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def _get_data_dir(self):
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raise NotImplementedError
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def _prepare_external_data(self):
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data_dir = self._get_data_dir()
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self.data_file_name = "data_file"
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external_data_path = os.path.join(data_dir, self.data_file_name)
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with open(external_data_path, "w+") as f:
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f.write("data")
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self.link_name = "data_link"
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System.symlink(data_dir, self.link_name)
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def _test(self):
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self._prepare_external_data()
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ret = main(["add", os.path.join(self.link_name, self.data_file_name)])
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self.assertEqual(0, ret)
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stage_file = self.data_file_name + Stage.STAGE_FILE_SUFFIX
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self.assertTrue(os.path.exists(stage_file))
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d = load_stage_file(stage_file)
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relative_data_path = posixpath.join(
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self.link_name, self.data_file_name
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)
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self.assertEqual(relative_data_path, d["outs"][0]["path"])
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class TestShouldAddDataFromExternalSymlink(SymlinkAddTestBase):
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def _get_data_dir(self):
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return self.mkdtemp()
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def test(self):
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self._test()
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class TestShouldAddDataFromInternalSymlink(SymlinkAddTestBase):
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def _get_data_dir(self):
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return self.DATA_DIR
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def test(self):
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self._test()
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class TestShouldPlaceStageInDataDirIfRepositoryBelowSymlink(TestDvc):
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def test(self):
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def is_symlink_true_below_dvc_root(path):
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if path == os.path.dirname(self.dvc.root_dir):
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return True
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return False
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with patch.object(
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System, "is_symlink", side_effect=is_symlink_true_below_dvc_root
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):
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ret = main(["add", self.DATA])
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self.assertEqual(0, ret)
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stage_file_path_on_data_below_symlink = (
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os.path.basename(self.DATA) + Stage.STAGE_FILE_SUFFIX
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)
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self.assertFalse(
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os.path.exists(stage_file_path_on_data_below_symlink)
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)
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stage_file_path = self.DATA + Stage.STAGE_FILE_SUFFIX
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self.assertTrue(os.path.exists(stage_file_path))
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class TestShouldThrowProperExceptionOnCorruptedStageFile(TestDvc):
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def test(self):
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ret = main(["add", self.FOO])
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assert 0 == ret
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foo_stage = os.path.relpath(self.FOO + Stage.STAGE_FILE_SUFFIX)
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# corrupt stage file
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with open(foo_stage, "a+") as file:
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file.write("this will break yaml file structure")
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self._caplog.clear()
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ret = main(["add", self.BAR])
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assert 1 == ret
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expected_error = (
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"unable to read stage file: {} "
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"YAML file structure is corrupted".format(foo_stage)
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)
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assert expected_error in self._caplog.text
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class TestAddFilename(TestDvc):
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def test(self):
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ret = main(["add", self.FOO, self.BAR, "-f", "error.dvc"])
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self.assertNotEqual(0, ret)
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ret = main(["add", "-R", self.DATA_DIR, "-f", "error.dvc"])
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self.assertNotEqual(0, ret)
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with self.assertRaises(RecursiveAddingWhileUsingFilename):
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self.dvc.add(self.DATA_DIR, recursive=True, fname="error.dvc")
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ret = main(["add", self.DATA_DIR, "-f", "data_directory.dvc"])
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self.assertEqual(0, ret)
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self.assertTrue(os.path.exists("data_directory.dvc"))
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ret = main(["add", self.FOO, "-f", "bar.dvc"])
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self.assertEqual(0, ret)
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self.assertTrue(os.path.exists("bar.dvc"))
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self.assertFalse(os.path.exists("foo.dvc"))
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os.remove("bar.dvc")
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ret = main(["add", self.FOO, "--file", "bar.dvc"])
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self.assertEqual(0, ret)
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self.assertTrue(os.path.exists("bar.dvc"))
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self.assertFalse(os.path.exists("foo.dvc"))
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class TestShouldCleanUpAfterFailedAdd(TestDvc):
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def test(self):
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ret = main(["add", self.FOO])
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self.assertEqual(0, ret)
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foo_stage_file = self.FOO + Stage.STAGE_FILE_SUFFIX
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# corrupt stage file
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with open(foo_stage_file, "a+") as file:
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file.write("this will break yaml file structure")
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ret = main(["add", self.BAR])
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self.assertEqual(1, ret)
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bar_stage_file = self.BAR + Stage.STAGE_FILE_SUFFIX
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self.assertFalse(os.path.exists(bar_stage_file))
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gitignore_content = get_gitignore_content()
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self.assertNotIn("/" + self.BAR, gitignore_content)
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class TestShouldNotTrackGitInternalFiles(TestDvc):
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def test(self):
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stage_creator_spy = spy(dvc.repo.add._create_stages)
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with patch.object(dvc.repo.add, "_create_stages", stage_creator_spy):
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ret = main(["add", "-R", self.dvc.root_dir])
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self.assertEqual(0, ret)
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created_stages_filenames = stage_creator_spy.mock.call_args[0][0]
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for fname in created_stages_filenames:
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self.assertNotIn(".git", fname)
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class TestAddUnprotected(TestDvc):
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def test(self):
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ret = main(["config", "cache.type", "hardlink"])
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self.assertEqual(ret, 0)
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ret = main(["config", "cache.protected", "true"])
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self.assertEqual(ret, 0)
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ret = main(["add", self.FOO])
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self.assertEqual(ret, 0)
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ret = main(["unprotect", self.FOO])
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self.assertEqual(ret, 0)
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ret = main(["add", self.FOO])
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self.assertEqual(ret, 0)
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self.assertFalse(os.access(self.FOO, os.W_OK))
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self.assertTrue(System.is_hardlink(self.FOO))
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