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https://github.com/Stone-Red-Code/dvc.git
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Zhanibek
c2639cfb3a
Some summary statistics regarding the folder/file. How many files were added/deleted/modified. How size changed. TO DO things: 1)To support for detecting diff after `dvc move` command. 2)To add unit tests.
97 lines
2.9 KiB
Python
97 lines
2.9 KiB
Python
from __future__ import unicode_literals
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import os
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from dvc.main import main
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from dvc.scm.base import FileNotInRepoError
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from tests.basic_env import TestDvc
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class TestDiff(TestDvc):
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def setUp(self):
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super(TestDiff, self).setUp()
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self.new_file = "new_file"
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self.create(self.new_file, self.new_file)
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self.dvc.add(self.new_file)
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self.a_ref = self.git.head.commit
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self.git.index.add([self.new_file + ".dvc"])
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self.git.index.commit("adds new_file")
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def test(self):
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out = self.dvc.scm.diff(self.new_file, self.a_ref)
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self.assertTrue(out["deleted_file"])
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self.assertEqual("new_file.dvc", out["file_path"])
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class TestDiffRepo(TestDiff):
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def test(self):
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msg = self.dvc.diff(self.new_file, a_ref=self.a_ref)
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self.assertTrue("deleted file" in msg)
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self.assertTrue(self.new_file in msg)
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class TestDiffCmdLine(TestDiff):
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def test(self):
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ret = main(["diff", self.new_file, str(self.a_ref)])
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self.assertEqual(ret, 0)
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class TestDiffDir(TestDvc):
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def setUp(self):
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super(TestDiffDir, self).setUp()
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self.dvc.add(self.DATA_DIR)
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self.git.index.add([self.DATA_DIR + ".dvc"])
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self.git.index.commit("adds data_dir")
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self.a_ref = str(self.dvc.scm.git.head.commit)
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self.new_file = os.path.join(self.DATA_SUB_DIR, "new_file")
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self.create(self.new_file, self.new_file)
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self.dvc.add(self.DATA_DIR)
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self.git.index.add([self.DATA_DIR + ".dvc"])
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self.git.index.commit(message="adds data_dir with new_file")
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def test(self):
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out = self.dvc.scm.diff(self.DATA_DIR, self.a_ref)
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self.assertFalse(out["deleted_file"], "new file added checker failed")
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self.assertEqual(
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self.DATA_DIR + ".dvc",
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out["file_path"],
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"path to file/folder is incorrect",
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)
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class TestDiffDirRepo(TestDiffDir):
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def test(self):
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msg = self.dvc.diff(self.DATA_DIR, a_ref=self.a_ref)
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self.assertTrue("1 file deleted" in msg, msg)
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self.assertTrue("size was decreased by " in msg, msg)
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class TestDiffFileNotFound(TestDiffDir):
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def setUp(self):
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super(TestDiffFileNotFound, self).setUp()
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self.unknown_file = "unknown_file_" + str(id(self))
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def test(self):
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with self.assertRaises(
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FileNotInRepoError, msg="diff with incorrect arg"
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) as context:
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self.dvc.scm.diff(self.unknown_file, self.a_ref)
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self.assertTrue(
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"Have not found file/folder" in str(context.exception),
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"scm raises with incorrect error message",
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)
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class TestDiffFileNotFoundRepo(TestDiffFileNotFound):
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def test(self):
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with self.assertRaises(
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FileNotInRepoError, msg="diff with incorrect arg"
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) as context:
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self.dvc.diff(self.unknown_file, a_ref=self.a_ref)
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self.assertTrue("Have not found file/folder" in str(context.exception))
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