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|
# Copyright (C) 2009 Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Test FilterProcessor"""
from cStringIO import StringIO
from testtools import TestCase
from fastimport import (
parser,
)
from fastimport.processors import (
filter_processor,
)
# A sample input stream containing all (top level) import commands
_SAMPLE_ALL = \
"""blob
mark :1
data 4
foo
commit refs/heads/master
mark :2
committer Joe <joe@example.com> 1234567890 +1000
data 14
Initial import
M 644 :1 COPYING
checkpoint
progress first import done
reset refs/remote/origin/master
from :2
tag v0.1
from :2
tagger Joe <joe@example.com> 1234567890 +1000
data 12
release v0.1
"""
# A sample input stream creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
_SAMPLE_WITH_DIR = \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 doc/README.txt
blob
mark :2
data 17
Life
is
good ...
commit refs/heads/master
mark :101
committer a <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :2 NEWS
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :101
M 644 :3 doc/README.txt
M 644 :4 doc/index.txt
"""
class TestCaseWithFiltering(TestCase):
def assertFiltering(self, input, params, expected):
outf = StringIO()
proc = filter_processor.FilterProcessor(
params=params)
proc.outf = outf
s = StringIO(input)
p = parser.ImportParser(s)
proc.process(p.iter_commands)
out = outf.getvalue()
self.assertEquals(expected, out)
class TestNoFiltering(TestCaseWithFiltering):
def test_params_not_given(self):
self.assertFiltering(_SAMPLE_ALL, None, _SAMPLE_ALL)
def test_params_are_none(self):
params = {'include_paths': None, 'exclude_paths': None}
self.assertFiltering(_SAMPLE_ALL, params, _SAMPLE_ALL)
class TestIncludePaths(TestCaseWithFiltering):
def test_file_in_root(self):
# Things to note:
# * only referenced blobs are retained
# * from clause is dropped from the first command
params = {'include_paths': ['NEWS']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :2
data 17
Life
is
good ...
commit refs/heads/master
mark :101
committer a <b@c> 1234798653 +0000
data 8
test
ing
M 644 :2 NEWS
""")
def test_file_in_subdir(self):
# Additional things to note:
# * new root: path is now index.txt, not doc/index.txt
# * other files changed in matching commits are excluded
params = {'include_paths': ['doc/index.txt']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
M 644 :4 index.txt
""")
def test_file_with_changes(self):
# Additional things to note:
# * from updated to reference parents in the output
params = {'include_paths': ['doc/README.txt']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
""")
def test_subdir(self):
params = {'include_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
""")
def test_multiple_files_in_subdir(self):
# The new root should be the subdrectory
params = {'include_paths': ['doc/README.txt', 'doc/index.txt']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
""")
class TestExcludePaths(TestCaseWithFiltering):
def test_file_in_root(self):
params = {'exclude_paths': ['NEWS']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 doc/README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 doc/README.txt
M 644 :4 doc/index.txt
""")
def test_file_in_subdir(self):
params = {'exclude_paths': ['doc/README.txt']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :2
data 17
Life
is
good ...
commit refs/heads/master
mark :101
committer a <b@c> 1234798653 +0000
data 8
test
ing
M 644 :2 NEWS
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :101
M 644 :4 doc/index.txt
""")
def test_subdir(self):
params = {'exclude_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :2
data 17
Life
is
good ...
commit refs/heads/master
mark :101
committer a <b@c> 1234798653 +0000
data 8
test
ing
M 644 :2 NEWS
""")
def test_multple_files(self):
params = {'exclude_paths': ['doc/index.txt', 'NEWS']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 doc/README.txt
blob
mark :3
data 19
Welcome!
my friend
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 doc/README.txt
""")
class TestIncludeAndExcludePaths(TestCaseWithFiltering):
def test_included_dir_and_excluded_file(self):
params = {'include_paths': ['doc/'], 'exclude_paths': ['doc/index.txt']}
self.assertFiltering(_SAMPLE_WITH_DIR, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
""")
# A sample input stream creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
#
# It then renames doc/README.txt => doc/README
_SAMPLE_WITH_RENAME_INSIDE = _SAMPLE_WITH_DIR + \
"""commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
R doc/README.txt doc/README
"""
# A sample input stream creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
#
# It then renames doc/README.txt => README
_SAMPLE_WITH_RENAME_TO_OUTSIDE = _SAMPLE_WITH_DIR + \
"""commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
R doc/README.txt README
"""
# A sample input stream creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
#
# It then renames NEWS => doc/NEWS
_SAMPLE_WITH_RENAME_TO_INSIDE = _SAMPLE_WITH_DIR + \
"""commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
R NEWS doc/NEWS
"""
class TestIncludePathsWithRenames(TestCaseWithFiltering):
def test_rename_all_inside(self):
# These rename commands ought to be kept but adjusted for the new root
params = {'include_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_RENAME_INSIDE, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
R README.txt README
""")
def test_rename_to_outside(self):
# These rename commands become deletes
params = {'include_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_RENAME_TO_OUTSIDE, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
D README.txt
""")
def test_rename_to_inside(self):
# This ought to create a new file but doesn't yet
params = {'include_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_RENAME_TO_INSIDE, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
""")
# A sample input stream creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
#
# It then copies doc/README.txt => doc/README
_SAMPLE_WITH_COPY_INSIDE = _SAMPLE_WITH_DIR + \
"""commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
C doc/README.txt doc/README
"""
# A sample input stream creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
#
# It then copies doc/README.txt => README
_SAMPLE_WITH_COPY_TO_OUTSIDE = _SAMPLE_WITH_DIR + \
"""commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
C doc/README.txt README
"""
# A sample input stream creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
#
# It then copies NEWS => doc/NEWS
_SAMPLE_WITH_COPY_TO_INSIDE = _SAMPLE_WITH_DIR + \
"""commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
C NEWS doc/NEWS
"""
class TestIncludePathsWithCopies(TestCaseWithFiltering):
def test_copy_all_inside(self):
# These copy commands ought to be kept but adjusted for the new root
params = {'include_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_COPY_INSIDE, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
commit refs/heads/master
mark :103
committer d <b@c> 1234798653 +0000
data 10
move intro
from :102
C README.txt README
""")
def test_copy_to_outside(self):
# This can be ignored
params = {'include_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_COPY_TO_OUTSIDE, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
""")
def test_copy_to_inside(self):
# This ought to create a new file but doesn't yet
params = {'include_paths': ['doc/']}
self.assertFiltering(_SAMPLE_WITH_COPY_TO_INSIDE, params, \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
M 644 :1 README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
M 644 :3 README.txt
M 644 :4 index.txt
""")
# A sample input stream with deleteall's creating the following tree:
#
# NEWS
# doc/README.txt
# doc/index.txt
_SAMPLE_WITH_DELETEALL = \
"""blob
mark :1
data 9
Welcome!
commit refs/heads/master
mark :100
committer a <b@c> 1234798653 +0000
data 4
test
deleteall
M 644 :1 doc/README.txt
blob
mark :3
data 19
Welcome!
my friend
blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
from :100
deleteall
M 644 :3 doc/README.txt
M 644 :4 doc/index.txt
"""
class TestIncludePathsWithDeleteAll(TestCaseWithFiltering):
def test_deleteall(self):
params = {'include_paths': ['doc/index.txt']}
self.assertFiltering(_SAMPLE_WITH_DELETEALL, params, \
"""blob
mark :4
data 11
== Docs ==
commit refs/heads/master
mark :102
committer d <b@c> 1234798653 +0000
data 8
test
ing
deleteall
M 644 :4 index.txt
""")
_SAMPLE_WITH_TAGS = _SAMPLE_WITH_DIR + \
"""tag v0.1
from :100
tagger d <b@c> 1234798653 +0000
data 12
release v0.1
tag v0.2
from :102
tagger d <b@c> 1234798653 +0000
data 12
release v0.2
"""
class TestIncludePathsWithTags(TestCaseWithFiltering):
def test_tag_retention(self):
# If a tag references a commit with a parent we kept,
# keep the tag but adjust 'from' accordingly.
# Otherwise, delete the tag command.
params = {'include_paths': ['NEWS']}
self.assertFiltering(_SAMPLE_WITH_TAGS, params, \
"""blob
mark :2
data 17
Life
is
good ...
commit refs/heads/master
mark :101
committer a <b@c> 1234798653 +0000
data 8
test
ing
M 644 :2 NEWS
tag v0.2
from :101
tagger d <b@c> 1234798653 +0000
data 12
release v0.2
""")
_SAMPLE_WITH_RESETS = _SAMPLE_WITH_DIR + \
"""reset refs/heads/foo
reset refs/heads/bar
from :102
"""
class TestIncludePathsWithResets(TestCaseWithFiltering):
def test_reset_retention(self):
# Resets init'ing a branch (without a from) are passed through.
# If a reset references a commit with a parent we kept,
# keep the reset but adjust 'from' accordingly.
params = {'include_paths': ['NEWS']}
self.assertFiltering(_SAMPLE_WITH_RESETS, params, \
"""blob
mark :2
data 17
Life
is
good ...
commit refs/heads/master
mark :101
committer a <b@c> 1234798653 +0000
data 8
test
ing
M 644 :2 NEWS
reset refs/heads/foo
reset refs/heads/bar
from :101
""")
# A sample input stream containing empty commit
_SAMPLE_EMPTY_COMMIT = \
"""blob
mark :1
data 4
foo
commit refs/heads/master
mark :2
committer Joe <joe@example.com> 1234567890 +1000
data 14
Initial import
M 644 :1 COPYING
commit refs/heads/master
mark :3
committer Joe <joe@example.com> 1234567890 +1000
data 12
empty commit
"""
# A sample input stream containing unresolved from and merge references
_SAMPLE_FROM_MERGE_COMMIT = \
"""blob
mark :1
data 4
foo
commit refs/heads/master
mark :3
committer Joe <joe@example.com> 1234567890 +1000
data 6
import
M 644 :1 COPYING
blob
mark :2
data 4
bar
commit refs/heads/master
mark :4
committer Joe <joe@example.com> 1234567890 +1000
data 19
unknown from commit
from :999
M 644 :2 DATA
blob
mark :99
data 4
bar
commit refs/heads/master
mark :5
committer Joe <joe@example.com> 1234567890 +1000
data 12
merge commit
from :3
merge :4
merge :1001
M 644 :99 DATA2
"""
class TestPreserveHistoryFlag(TestCaseWithFiltering):
def test_squashing_empty_commits(self):
params = {'include_paths': None, 'exclude_paths': None}
self.assertFiltering(_SAMPLE_EMPTY_COMMIT, params, \
"""blob
mark :1
data 4
foo
commit refs/heads/master
mark :2
committer Joe <joe@example.com> 1234567890 +1000
data 14
Initial import
M 644 :1 COPYING
""")
def test_keep_empty_commits(self):
params = {'include_paths': None, 'exclude_paths': None, 'preserve_all_history': True}
self.assertFiltering(_SAMPLE_EMPTY_COMMIT, params, _SAMPLE_EMPTY_COMMIT)
def test_squash_unresolved_references(self):
params = {'include_paths': None, 'exclude_paths': None}
self.assertFiltering(_SAMPLE_FROM_MERGE_COMMIT, params, \
"""blob
mark :1
data 4
foo
commit refs/heads/master
mark :3
committer Joe <joe@example.com> 1234567890 +1000
data 6
import
M 644 :1 COPYING
blob
mark :2
data 4
bar
commit refs/heads/master
mark :4
committer Joe <joe@example.com> 1234567890 +1000
data 19
unknown from commit
M 644 :2 DATA
blob
mark :99
data 4
bar
commit refs/heads/master
mark :5
committer Joe <joe@example.com> 1234567890 +1000
data 12
merge commit
from :3
merge :4
M 644 :99 DATA2
""")
def test_keep_unresolved_from_and_merge(self):
params = {'include_paths': None, 'exclude_paths': None, 'preserve_all_history': True}
self.assertFiltering(_SAMPLE_FROM_MERGE_COMMIT, params, _SAMPLE_FROM_MERGE_COMMIT)
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