mirror of
https://github.com/Stone-Red-Code/dvc.git
synced 2026-11-02 07:18:25 +01:00
Ruslan Kuprieiev
fcf2e3522c
* cache: don't make save() compute the hash This is incorrect and leads to weird bugs like #4305 * tree: get rid of explicit tree arguments
248 lines
8.3 KiB
Python
248 lines
8.3 KiB
Python
import os
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from os.path import join
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from dvc.path_info import PathInfo
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from dvc.repo import Repo
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from dvc.repo.tree import RepoTree
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from dvc.scm import SCM
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from dvc.tree.git import GitTree
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from dvc.tree.local import LocalTree
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from dvc.utils.fs import remove
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from tests.basic_env import TestDir, TestGit, TestGitSubmodule
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class TestLocalTree(TestDir):
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def setUp(self):
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super().setUp()
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self.tree = LocalTree(None, {})
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def test_open(self):
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with self.tree.open(self.FOO) as fd:
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self.assertEqual(fd.read(), self.FOO_CONTENTS)
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with self.tree.open(self.UNICODE, encoding="utf-8") as fd:
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self.assertEqual(fd.read(), self.UNICODE_CONTENTS)
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def test_exists(self):
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self.assertTrue(self.tree.exists(self.FOO))
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self.assertTrue(self.tree.exists(self.UNICODE))
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self.assertFalse(self.tree.exists("not-existing-file"))
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def test_isdir(self):
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self.assertTrue(self.tree.isdir(self.DATA_DIR))
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self.assertFalse(self.tree.isdir(self.FOO))
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self.assertFalse(self.tree.isdir("not-existing-file"))
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def test_isfile(self):
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self.assertTrue(self.tree.isfile(self.FOO))
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self.assertFalse(self.tree.isfile(self.DATA_DIR))
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self.assertFalse(self.tree.isfile("not-existing-file"))
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class GitTreeTests:
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# pylint: disable=no-member
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def test_open(self):
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self.scm.add([self.FOO, self.UNICODE, self.DATA_DIR])
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self.scm.commit("add")
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with self.tree.open(self.FOO) as fd:
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self.assertEqual(fd.read(), self.FOO_CONTENTS)
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with self.tree.open(self.UNICODE) as fd:
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self.assertEqual(fd.read(), self.UNICODE_CONTENTS)
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with self.assertRaises(IOError):
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self.tree.open("not-existing-file")
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with self.assertRaises(IOError):
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self.tree.open(self.DATA_DIR)
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def test_exists(self):
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self.assertFalse(self.tree.exists(self.FOO))
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self.assertFalse(self.tree.exists(self.UNICODE))
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self.assertFalse(self.tree.exists(self.DATA_DIR))
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self.scm.add([self.FOO, self.UNICODE, self.DATA])
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self.scm.commit("add")
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self.assertTrue(self.tree.exists(self.FOO))
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self.assertTrue(self.tree.exists(self.UNICODE))
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self.assertTrue(self.tree.exists(self.DATA_DIR))
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self.assertFalse(self.tree.exists("non-existing-file"))
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def test_isdir(self):
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self.scm.add([self.FOO, self.DATA_DIR])
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self.scm.commit("add")
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self.assertTrue(self.tree.isdir(self.DATA_DIR))
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self.assertFalse(self.tree.isdir(self.FOO))
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self.assertFalse(self.tree.isdir("non-existing-file"))
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def test_isfile(self):
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self.scm.add([self.FOO, self.DATA_DIR])
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self.scm.commit("add")
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self.assertTrue(self.tree.isfile(self.FOO))
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self.assertFalse(self.tree.isfile(self.DATA_DIR))
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self.assertFalse(self.tree.isfile("not-existing-file"))
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class TestGitTree(TestGit, GitTreeTests):
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def setUp(self):
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super().setUp()
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self.scm = SCM(self._root_dir)
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self.tree = GitTree(self.git, "master")
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class TestGitSubmoduleTree(TestGitSubmodule, GitTreeTests):
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def setUp(self):
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super().setUp()
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self.scm = SCM(self._root_dir)
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self.tree = GitTree(self.git, "master")
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self._pushd(self._root_dir)
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class AssertWalkEqualMixin:
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def assertWalkEqual(self, actual, expected, msg=None):
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def convert_to_sets(walk_results):
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return [
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(root, set(dirs), set(nondirs))
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for root, dirs, nondirs in walk_results
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]
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self.assertEqual(
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convert_to_sets(actual), convert_to_sets(expected), msg=msg
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)
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class TestWalkInNoSCM(AssertWalkEqualMixin, TestDir):
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def test(self):
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tree = LocalTree(None, {"url": self._root_dir})
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self.assertWalkEqual(
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tree.walk(self._root_dir),
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[
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(
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self._root_dir,
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["data_dir"],
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["code.py", "bar", "тест", "foo"],
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),
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(join(self._root_dir, "data_dir"), ["data_sub_dir"], ["data"]),
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(
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join(self._root_dir, "data_dir", "data_sub_dir"),
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[],
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["data_sub"],
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),
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],
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)
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def test_subdir(self):
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tree = LocalTree(None, {"url": self._root_dir})
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self.assertWalkEqual(
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tree.walk(join("data_dir", "data_sub_dir")),
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[(join("data_dir", "data_sub_dir"), [], ["data_sub"])],
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)
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class TestWalkInGit(AssertWalkEqualMixin, TestGit):
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def test_nobranch(self):
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tree = LocalTree(None, {"url": self._root_dir}, use_dvcignore=True)
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self.assertWalkEqual(
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tree.walk("."),
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[
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(".", ["data_dir"], ["bar", "тест", "code.py", "foo"]),
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(join("data_dir"), ["data_sub_dir"], ["data"]),
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(join("data_dir", "data_sub_dir"), [], ["data_sub"]),
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],
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)
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self.assertWalkEqual(
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tree.walk(join("data_dir", "data_sub_dir")),
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[(join("data_dir", "data_sub_dir"), [], ["data_sub"])],
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)
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def test_branch(self):
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scm = SCM(self._root_dir)
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scm.add([self.DATA_SUB_DIR])
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scm.commit("add data_dir/data_sub_dir/data_sub")
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tree = GitTree(self.git, "master")
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self.assertWalkEqual(
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tree.walk("."),
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[
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(self._root_dir, ["data_dir"], ["code.py"]),
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(join(self._root_dir, "data_dir"), ["data_sub_dir"], []),
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(
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join(self._root_dir, "data_dir", "data_sub_dir"),
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[],
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["data_sub"],
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),
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],
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)
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self.assertWalkEqual(
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tree.walk(join("data_dir", "data_sub_dir")),
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[
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(
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join(self._root_dir, "data_dir", "data_sub_dir"),
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[],
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["data_sub"],
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)
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],
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)
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def test_repotree_walk_fetch(tmp_dir, dvc, scm, local_remote):
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out = tmp_dir.dvc_gen({"dir": {"foo": "foo"}}, commit="init")[0].outs[0]
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dvc.push()
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remove(dvc.cache.local.cache_dir)
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tree = RepoTree(dvc, fetch=True)
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with dvc.state:
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for _, _, _ in tree.walk("dir"):
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pass
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assert os.path.exists(out.cache_path)
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for entry in out.dir_cache:
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hash_ = entry[out.tree.PARAM_CHECKSUM]
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assert os.path.exists(dvc.cache.local.tree.hash_to_path_info(hash_))
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def test_repotree_cache_save(tmp_dir, dvc, scm, erepo_dir, local_cloud):
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with erepo_dir.chdir():
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erepo_dir.gen({"dir": {"subdir": {"foo": "foo"}, "bar": "bar"}})
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erepo_dir.dvc_add("dir/subdir", commit="subdir")
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erepo_dir.scm_add("dir", commit="dir")
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erepo_dir.add_remote(config=local_cloud.config)
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erepo_dir.dvc.push()
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# test only cares that either fetch or stream are set so that DVC dirs are
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# walked.
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#
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# for this test, all file objects are being opened() and copied from tree
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# into dvc.cache, not fetched or streamed from a remote
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tree = RepoTree(erepo_dir.dvc, stream=True)
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expected = [
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tree.get_file_hash(PathInfo(erepo_dir / path))
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for path in ("dir/bar", "dir/subdir/foo")
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]
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with erepo_dir.dvc.state:
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cache = dvc.cache.local
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with cache.tree.state:
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path_info = PathInfo(erepo_dir / "dir")
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hash_info = cache.tree.save_info(path_info)
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cache.save(path_info, tree, hash_info)
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for hash_ in expected:
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assert os.path.exists(cache.tree.hash_to_path_info(hash_))
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def test_cleantree_subrepo(tmp_dir, dvc, scm, monkeypatch):
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tmp_dir.gen({"subdir": {}})
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subrepo_dir = tmp_dir / "subdir"
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with subrepo_dir.chdir():
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subrepo = Repo.init(subdir=True)
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subrepo_dir.gen({"foo": "foo", "dir": {"bar": "bar"}})
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path = PathInfo(subrepo_dir)
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assert dvc.tree.use_dvcignore
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assert not dvc.tree.exists(path / "foo")
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assert not dvc.tree.isfile(path / "foo")
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assert not dvc.tree.exists(path / "dir")
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assert not dvc.tree.isdir(path / "dir")
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assert subrepo.tree.use_dvcignore
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assert subrepo.tree.exists(path / "foo")
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assert subrepo.tree.isfile(path / "foo")
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assert subrepo.tree.exists(path / "dir")
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assert subrepo.tree.isdir(path / "dir")
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