mirror of
https://github.com/borgbackup/borg.git
synced 2024-12-26 01:37:20 +00:00
move diff cmd tests to own module
This commit is contained in:
Thomas Waldmann
parent
dadbe0ddf3
commit
185951fb57
2 changed files with 254 additions and 248 deletions
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@ -2,7 +2,6 @@
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import errno
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import io
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import json
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import logging
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import os
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import random
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import re
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@ -25,7 +24,7 @@
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import borg
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import borg.helpers.errors
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from ... import xattr, helpers, platform
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from ...archive import Archive, ChunkBuffer
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from ...archive import Archive
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from ...archiver import Archiver, PURE_PYTHON_MSGPACK_WARNING
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from ...archiver._common import build_filter
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from ...cache import Cache, LocalCache
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@ -3708,252 +3707,6 @@ def test_old_version_interfered(self):
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assert "Cache integrity data not available: old Borg version modified the cache." in out
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class DiffArchiverTestCase(ArchiverTestCaseBase):
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def test_basic_functionality(self):
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# Setup files for the first snapshot
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self.create_regular_file("empty", size=0)
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self.create_regular_file("file_unchanged", size=128)
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self.create_regular_file("file_removed", size=256)
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self.create_regular_file("file_removed2", size=512)
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self.create_regular_file("file_replaced", size=1024)
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os.mkdir("input/dir_replaced_with_file")
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os.chmod("input/dir_replaced_with_file", stat.S_IFDIR | 0o755)
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os.mkdir("input/dir_removed")
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if are_symlinks_supported():
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os.mkdir("input/dir_replaced_with_link")
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os.symlink("input/dir_replaced_with_file", "input/link_changed")
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os.symlink("input/file_unchanged", "input/link_removed")
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os.symlink("input/file_removed2", "input/link_target_removed")
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os.symlink("input/empty", "input/link_target_contents_changed")
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os.symlink("input/empty", "input/link_replaced_by_file")
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if are_hardlinks_supported():
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os.link("input/file_replaced", "input/hardlink_target_replaced")
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os.link("input/empty", "input/hardlink_contents_changed")
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os.link("input/file_removed", "input/hardlink_removed")
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os.link("input/file_removed2", "input/hardlink_target_removed")
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self.cmd(f"--repo={self.repository_location}", "rcreate", RK_ENCRYPTION)
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# Create the first snapshot
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self.cmd(f"--repo={self.repository_location}", "create", "test0", "input")
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# Setup files for the second snapshot
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self.create_regular_file("file_added", size=2048)
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self.create_regular_file("file_empty_added", size=0)
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os.unlink("input/file_replaced")
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self.create_regular_file("file_replaced", contents=b"0" * 4096)
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os.unlink("input/file_removed")
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os.unlink("input/file_removed2")
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os.rmdir("input/dir_replaced_with_file")
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self.create_regular_file("dir_replaced_with_file", size=8192)
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os.chmod("input/dir_replaced_with_file", stat.S_IFREG | 0o755)
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os.mkdir("input/dir_added")
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os.rmdir("input/dir_removed")
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if are_symlinks_supported():
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os.rmdir("input/dir_replaced_with_link")
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os.symlink("input/dir_added", "input/dir_replaced_with_link")
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os.unlink("input/link_changed")
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os.symlink("input/dir_added", "input/link_changed")
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os.symlink("input/dir_added", "input/link_added")
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os.unlink("input/link_replaced_by_file")
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self.create_regular_file("link_replaced_by_file", size=16384)
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os.unlink("input/link_removed")
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if are_hardlinks_supported():
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os.unlink("input/hardlink_removed")
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os.link("input/file_added", "input/hardlink_added")
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with open("input/empty", "ab") as fd:
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fd.write(b"appended_data")
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# Create the second snapshot
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self.cmd(f"--repo={self.repository_location}", "create", "test1a", "input")
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self.cmd(f"--repo={self.repository_location}", "create", "test1b", "input", "--chunker-params", "16,18,17,4095")
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def do_asserts(output, can_compare_ids):
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# File contents changed (deleted and replaced with a new file)
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change = "B" if can_compare_ids else "{:<19}".format("modified")
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assert "file_replaced" in output # added to debug #3494
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assert f"{change} input/file_replaced" in output
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# File unchanged
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assert "input/file_unchanged" not in output
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# Directory replaced with a regular file
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if "BORG_TESTS_IGNORE_MODES" not in os.environ:
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assert "[drwxr-xr-x -> -rwxr-xr-x] input/dir_replaced_with_file" in output
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# Basic directory cases
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assert "added directory input/dir_added" in output
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assert "removed directory input/dir_removed" in output
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if are_symlinks_supported():
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# Basic symlink cases
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assert "changed link input/link_changed" in output
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assert "added link input/link_added" in output
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assert "removed link input/link_removed" in output
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# Symlink replacing or being replaced
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assert "] input/dir_replaced_with_link" in output
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assert "] input/link_replaced_by_file" in output
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# Symlink target removed. Should not affect the symlink at all.
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assert "input/link_target_removed" not in output
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# The inode has two links and the file contents changed. Borg
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# should notice the changes in both links. However, the symlink
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# pointing to the file is not changed.
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change = "0 B" if can_compare_ids else "{:<19}".format("modified")
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assert f"{change} input/empty" in output
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if are_hardlinks_supported():
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assert f"{change} input/hardlink_contents_changed" in output
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if are_symlinks_supported():
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assert "input/link_target_contents_changed" not in output
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# Added a new file and a hard link to it. Both links to the same
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# inode should appear as separate files.
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assert "added 2.05 kB input/file_added" in output
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if are_hardlinks_supported():
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assert "added 2.05 kB input/hardlink_added" in output
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# check if a diff between non-existent and empty new file is found
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assert "added 0 B input/file_empty_added" in output
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# The inode has two links and both of them are deleted. They should
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# appear as two deleted files.
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assert "removed 256 B input/file_removed" in output
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if are_hardlinks_supported():
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assert "removed 256 B input/hardlink_removed" in output
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# Another link (marked previously as the source in borg) to the
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# same inode was removed. This should not change this link at all.
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if are_hardlinks_supported():
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assert "input/hardlink_target_removed" not in output
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# Another link (marked previously as the source in borg) to the
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# same inode was replaced with a new regular file. This should not
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# change this link at all.
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if are_hardlinks_supported():
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assert "input/hardlink_target_replaced" not in output
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def do_json_asserts(output, can_compare_ids):
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def get_changes(filename, data):
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chgsets = [j["changes"] for j in data if j["path"] == filename]
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assert len(chgsets) < 2
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# return a flattened list of changes for given filename
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return [chg for chgset in chgsets for chg in chgset]
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# convert output to list of dicts
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joutput = [json.loads(line) for line in output.split("\n") if line]
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# File contents changed (deleted and replaced with a new file)
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expected = {"type": "modified", "added": 4096, "removed": 1024} if can_compare_ids else {"type": "modified"}
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assert expected in get_changes("input/file_replaced", joutput)
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# File unchanged
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assert not any(get_changes("input/file_unchanged", joutput))
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# Directory replaced with a regular file
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if "BORG_TESTS_IGNORE_MODES" not in os.environ:
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assert {"type": "mode", "old_mode": "drwxr-xr-x", "new_mode": "-rwxr-xr-x"} in get_changes(
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"input/dir_replaced_with_file", joutput
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)
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# Basic directory cases
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assert {"type": "added directory"} in get_changes("input/dir_added", joutput)
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assert {"type": "removed directory"} in get_changes("input/dir_removed", joutput)
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if are_symlinks_supported():
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# Basic symlink cases
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assert {"type": "changed link"} in get_changes("input/link_changed", joutput)
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assert {"type": "added link"} in get_changes("input/link_added", joutput)
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assert {"type": "removed link"} in get_changes("input/link_removed", joutput)
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# Symlink replacing or being replaced
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assert any(
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chg["type"] == "mode" and chg["new_mode"].startswith("l")
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for chg in get_changes("input/dir_replaced_with_link", joutput)
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)
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assert any(
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chg["type"] == "mode" and chg["old_mode"].startswith("l")
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for chg in get_changes("input/link_replaced_by_file", joutput)
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)
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# Symlink target removed. Should not affect the symlink at all.
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assert not any(get_changes("input/link_target_removed", joutput))
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# The inode has two links and the file contents changed. Borg
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# should notice the changes in both links. However, the symlink
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# pointing to the file is not changed.
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expected = {"type": "modified", "added": 13, "removed": 0} if can_compare_ids else {"type": "modified"}
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assert expected in get_changes("input/empty", joutput)
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if are_hardlinks_supported():
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assert expected in get_changes("input/hardlink_contents_changed", joutput)
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if are_symlinks_supported():
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assert not any(get_changes("input/link_target_contents_changed", joutput))
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# Added a new file and a hard link to it. Both links to the same
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# inode should appear as separate files.
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assert {"type": "added", "size": 2048} in get_changes("input/file_added", joutput)
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if are_hardlinks_supported():
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assert {"type": "added", "size": 2048} in get_changes("input/hardlink_added", joutput)
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# check if a diff between non-existent and empty new file is found
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assert {"type": "added", "size": 0} in get_changes("input/file_empty_added", joutput)
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# The inode has two links and both of them are deleted. They should
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# appear as two deleted files.
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assert {"type": "removed", "size": 256} in get_changes("input/file_removed", joutput)
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if are_hardlinks_supported():
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assert {"type": "removed", "size": 256} in get_changes("input/hardlink_removed", joutput)
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# Another link (marked previously as the source in borg) to the
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# same inode was removed. This should not change this link at all.
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if are_hardlinks_supported():
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assert not any(get_changes("input/hardlink_target_removed", joutput))
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# Another link (marked previously as the source in borg) to the
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# same inode was replaced with a new regular file. This should not
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# change this link at all.
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if are_hardlinks_supported():
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assert not any(get_changes("input/hardlink_target_replaced", joutput))
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do_asserts(self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1a"), True)
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# We expect exit_code=1 due to the chunker params warning
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do_asserts(self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1b", exit_code=1), False)
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do_json_asserts(self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1a", "--json-lines"), True)
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def test_sort_option(self):
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self.cmd(f"--repo={self.repository_location}", "rcreate", RK_ENCRYPTION)
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self.create_regular_file("a_file_removed", size=8)
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self.create_regular_file("f_file_removed", size=16)
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self.create_regular_file("c_file_changed", size=32)
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self.create_regular_file("e_file_changed", size=64)
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self.cmd(f"--repo={self.repository_location}", "create", "test0", "input")
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os.unlink("input/a_file_removed")
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os.unlink("input/f_file_removed")
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os.unlink("input/c_file_changed")
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os.unlink("input/e_file_changed")
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self.create_regular_file("c_file_changed", size=512)
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self.create_regular_file("e_file_changed", size=1024)
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self.create_regular_file("b_file_added", size=128)
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self.create_regular_file("d_file_added", size=256)
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self.cmd(f"--repo={self.repository_location}", "create", "test1", "input")
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output = self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1", "--sort")
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expected = [
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"a_file_removed",
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"b_file_added",
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"c_file_changed",
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"d_file_added",
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"e_file_changed",
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"f_file_removed",
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]
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assert all(x in line for x, line in zip(expected, output.splitlines()))
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def test_get_args():
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archiver = Archiver()
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# everything normal:
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253
src/borg/testsuite/archiver/diff_cmd.py
Normal file
253
src/borg/testsuite/archiver/diff_cmd.py
Normal file
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@ -0,0 +1,253 @@
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import json
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import os
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import stat
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from ...constants import * # NOQA
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from .. import are_symlinks_supported, are_hardlinks_supported
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from . import ArchiverTestCaseBase, RK_ENCRYPTION
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class DiffArchiverTestCase(ArchiverTestCaseBase):
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def test_basic_functionality(self):
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# Setup files for the first snapshot
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self.create_regular_file("empty", size=0)
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self.create_regular_file("file_unchanged", size=128)
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self.create_regular_file("file_removed", size=256)
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self.create_regular_file("file_removed2", size=512)
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self.create_regular_file("file_replaced", size=1024)
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os.mkdir("input/dir_replaced_with_file")
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os.chmod("input/dir_replaced_with_file", stat.S_IFDIR | 0o755)
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os.mkdir("input/dir_removed")
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if are_symlinks_supported():
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os.mkdir("input/dir_replaced_with_link")
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os.symlink("input/dir_replaced_with_file", "input/link_changed")
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os.symlink("input/file_unchanged", "input/link_removed")
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os.symlink("input/file_removed2", "input/link_target_removed")
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os.symlink("input/empty", "input/link_target_contents_changed")
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os.symlink("input/empty", "input/link_replaced_by_file")
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if are_hardlinks_supported():
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os.link("input/file_replaced", "input/hardlink_target_replaced")
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os.link("input/empty", "input/hardlink_contents_changed")
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os.link("input/file_removed", "input/hardlink_removed")
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os.link("input/file_removed2", "input/hardlink_target_removed")
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self.cmd(f"--repo={self.repository_location}", "rcreate", RK_ENCRYPTION)
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# Create the first snapshot
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self.cmd(f"--repo={self.repository_location}", "create", "test0", "input")
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# Setup files for the second snapshot
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self.create_regular_file("file_added", size=2048)
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self.create_regular_file("file_empty_added", size=0)
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os.unlink("input/file_replaced")
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self.create_regular_file("file_replaced", contents=b"0" * 4096)
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os.unlink("input/file_removed")
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os.unlink("input/file_removed2")
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os.rmdir("input/dir_replaced_with_file")
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self.create_regular_file("dir_replaced_with_file", size=8192)
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os.chmod("input/dir_replaced_with_file", stat.S_IFREG | 0o755)
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os.mkdir("input/dir_added")
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os.rmdir("input/dir_removed")
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if are_symlinks_supported():
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os.rmdir("input/dir_replaced_with_link")
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os.symlink("input/dir_added", "input/dir_replaced_with_link")
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os.unlink("input/link_changed")
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os.symlink("input/dir_added", "input/link_changed")
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os.symlink("input/dir_added", "input/link_added")
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os.unlink("input/link_replaced_by_file")
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self.create_regular_file("link_replaced_by_file", size=16384)
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os.unlink("input/link_removed")
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if are_hardlinks_supported():
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os.unlink("input/hardlink_removed")
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os.link("input/file_added", "input/hardlink_added")
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with open("input/empty", "ab") as fd:
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fd.write(b"appended_data")
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# Create the second snapshot
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self.cmd(f"--repo={self.repository_location}", "create", "test1a", "input")
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self.cmd(f"--repo={self.repository_location}", "create", "test1b", "input", "--chunker-params", "16,18,17,4095")
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def do_asserts(output, can_compare_ids):
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# File contents changed (deleted and replaced with a new file)
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change = "B" if can_compare_ids else "{:<19}".format("modified")
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assert "file_replaced" in output # added to debug #3494
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assert f"{change} input/file_replaced" in output
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# File unchanged
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assert "input/file_unchanged" not in output
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# Directory replaced with a regular file
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if "BORG_TESTS_IGNORE_MODES" not in os.environ:
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assert "[drwxr-xr-x -> -rwxr-xr-x] input/dir_replaced_with_file" in output
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# Basic directory cases
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assert "added directory input/dir_added" in output
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assert "removed directory input/dir_removed" in output
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if are_symlinks_supported():
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# Basic symlink cases
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assert "changed link input/link_changed" in output
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assert "added link input/link_added" in output
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assert "removed link input/link_removed" in output
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# Symlink replacing or being replaced
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assert "] input/dir_replaced_with_link" in output
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assert "] input/link_replaced_by_file" in output
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# Symlink target removed. Should not affect the symlink at all.
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assert "input/link_target_removed" not in output
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# The inode has two links and the file contents changed. Borg
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# should notice the changes in both links. However, the symlink
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# pointing to the file is not changed.
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change = "0 B" if can_compare_ids else "{:<19}".format("modified")
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assert f"{change} input/empty" in output
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if are_hardlinks_supported():
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assert f"{change} input/hardlink_contents_changed" in output
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if are_symlinks_supported():
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assert "input/link_target_contents_changed" not in output
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||||
|
||||
# Added a new file and a hard link to it. Both links to the same
|
||||
# inode should appear as separate files.
|
||||
assert "added 2.05 kB input/file_added" in output
|
||||
if are_hardlinks_supported():
|
||||
assert "added 2.05 kB input/hardlink_added" in output
|
||||
|
||||
# check if a diff between non-existent and empty new file is found
|
||||
assert "added 0 B input/file_empty_added" in output
|
||||
|
||||
# The inode has two links and both of them are deleted. They should
|
||||
# appear as two deleted files.
|
||||
assert "removed 256 B input/file_removed" in output
|
||||
if are_hardlinks_supported():
|
||||
assert "removed 256 B input/hardlink_removed" in output
|
||||
|
||||
# Another link (marked previously as the source in borg) to the
|
||||
# same inode was removed. This should not change this link at all.
|
||||
if are_hardlinks_supported():
|
||||
assert "input/hardlink_target_removed" not in output
|
||||
|
||||
# Another link (marked previously as the source in borg) to the
|
||||
# same inode was replaced with a new regular file. This should not
|
||||
# change this link at all.
|
||||
if are_hardlinks_supported():
|
||||
assert "input/hardlink_target_replaced" not in output
|
||||
|
||||
def do_json_asserts(output, can_compare_ids):
|
||||
def get_changes(filename, data):
|
||||
chgsets = [j["changes"] for j in data if j["path"] == filename]
|
||||
assert len(chgsets) < 2
|
||||
# return a flattened list of changes for given filename
|
||||
return [chg for chgset in chgsets for chg in chgset]
|
||||
|
||||
# convert output to list of dicts
|
||||
joutput = [json.loads(line) for line in output.split("\n") if line]
|
||||
|
||||
# File contents changed (deleted and replaced with a new file)
|
||||
expected = {"type": "modified", "added": 4096, "removed": 1024} if can_compare_ids else {"type": "modified"}
|
||||
assert expected in get_changes("input/file_replaced", joutput)
|
||||
|
||||
# File unchanged
|
||||
assert not any(get_changes("input/file_unchanged", joutput))
|
||||
|
||||
# Directory replaced with a regular file
|
||||
if "BORG_TESTS_IGNORE_MODES" not in os.environ:
|
||||
assert {"type": "mode", "old_mode": "drwxr-xr-x", "new_mode": "-rwxr-xr-x"} in get_changes(
|
||||
"input/dir_replaced_with_file", joutput
|
||||
)
|
||||
|
||||
# Basic directory cases
|
||||
assert {"type": "added directory"} in get_changes("input/dir_added", joutput)
|
||||
assert {"type": "removed directory"} in get_changes("input/dir_removed", joutput)
|
||||
|
||||
if are_symlinks_supported():
|
||||
# Basic symlink cases
|
||||
assert {"type": "changed link"} in get_changes("input/link_changed", joutput)
|
||||
assert {"type": "added link"} in get_changes("input/link_added", joutput)
|
||||
assert {"type": "removed link"} in get_changes("input/link_removed", joutput)
|
||||
|
||||
# Symlink replacing or being replaced
|
||||
assert any(
|
||||
chg["type"] == "mode" and chg["new_mode"].startswith("l")
|
||||
for chg in get_changes("input/dir_replaced_with_link", joutput)
|
||||
)
|
||||
assert any(
|
||||
chg["type"] == "mode" and chg["old_mode"].startswith("l")
|
||||
for chg in get_changes("input/link_replaced_by_file", joutput)
|
||||
)
|
||||
|
||||
# Symlink target removed. Should not affect the symlink at all.
|
||||
assert not any(get_changes("input/link_target_removed", joutput))
|
||||
|
||||
# The inode has two links and the file contents changed. Borg
|
||||
# should notice the changes in both links. However, the symlink
|
||||
# pointing to the file is not changed.
|
||||
expected = {"type": "modified", "added": 13, "removed": 0} if can_compare_ids else {"type": "modified"}
|
||||
assert expected in get_changes("input/empty", joutput)
|
||||
if are_hardlinks_supported():
|
||||
assert expected in get_changes("input/hardlink_contents_changed", joutput)
|
||||
if are_symlinks_supported():
|
||||
assert not any(get_changes("input/link_target_contents_changed", joutput))
|
||||
|
||||
# Added a new file and a hard link to it. Both links to the same
|
||||
# inode should appear as separate files.
|
||||
assert {"type": "added", "size": 2048} in get_changes("input/file_added", joutput)
|
||||
if are_hardlinks_supported():
|
||||
assert {"type": "added", "size": 2048} in get_changes("input/hardlink_added", joutput)
|
||||
|
||||
# check if a diff between non-existent and empty new file is found
|
||||
assert {"type": "added", "size": 0} in get_changes("input/file_empty_added", joutput)
|
||||
|
||||
# The inode has two links and both of them are deleted. They should
|
||||
# appear as two deleted files.
|
||||
assert {"type": "removed", "size": 256} in get_changes("input/file_removed", joutput)
|
||||
if are_hardlinks_supported():
|
||||
assert {"type": "removed", "size": 256} in get_changes("input/hardlink_removed", joutput)
|
||||
|
||||
# Another link (marked previously as the source in borg) to the
|
||||
# same inode was removed. This should not change this link at all.
|
||||
if are_hardlinks_supported():
|
||||
assert not any(get_changes("input/hardlink_target_removed", joutput))
|
||||
|
||||
# Another link (marked previously as the source in borg) to the
|
||||
# same inode was replaced with a new regular file. This should not
|
||||
# change this link at all.
|
||||
if are_hardlinks_supported():
|
||||
assert not any(get_changes("input/hardlink_target_replaced", joutput))
|
||||
|
||||
do_asserts(self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1a"), True)
|
||||
# We expect exit_code=1 due to the chunker params warning
|
||||
do_asserts(self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1b", exit_code=1), False)
|
||||
do_json_asserts(self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1a", "--json-lines"), True)
|
||||
|
||||
def test_sort_option(self):
|
||||
self.cmd(f"--repo={self.repository_location}", "rcreate", RK_ENCRYPTION)
|
||||
|
||||
self.create_regular_file("a_file_removed", size=8)
|
||||
self.create_regular_file("f_file_removed", size=16)
|
||||
self.create_regular_file("c_file_changed", size=32)
|
||||
self.create_regular_file("e_file_changed", size=64)
|
||||
self.cmd(f"--repo={self.repository_location}", "create", "test0", "input")
|
||||
|
||||
os.unlink("input/a_file_removed")
|
||||
os.unlink("input/f_file_removed")
|
||||
os.unlink("input/c_file_changed")
|
||||
os.unlink("input/e_file_changed")
|
||||
self.create_regular_file("c_file_changed", size=512)
|
||||
self.create_regular_file("e_file_changed", size=1024)
|
||||
self.create_regular_file("b_file_added", size=128)
|
||||
self.create_regular_file("d_file_added", size=256)
|
||||
self.cmd(f"--repo={self.repository_location}", "create", "test1", "input")
|
||||
|
||||
output = self.cmd(f"--repo={self.repository_location}", "diff", "test0", "test1", "--sort")
|
||||
expected = [
|
||||
"a_file_removed",
|
||||
"b_file_added",
|
||||
"c_file_changed",
|
||||
"d_file_added",
|
||||
"e_file_changed",
|
||||
"f_file_removed",
|
||||
]
|
||||
|
||||
assert all(x in line for x, line in zip(expected, output.splitlines()))
|
||||
Loading…
Reference in a new issue