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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
import re
from datetime import datetime
from pathlib import Path
import mozunit
from mozversioncontrol import get_repository_object
STEPS = {
"hg": [
"",
"""
echo "bar" >> bar
echo "baz" > foo
""",
],
"git": [
"",
"""
echo "bar" >> bar
echo "baz" > foo
""",
],
"jj": [
"""
jj describe -m "Ignore file for testing"
echo foo > .gitignore
jj new
""",
"""
echo "bar" >> bar
echo "baz" > foo
""",
],
}
def test_commit(repo):
vcs = get_repository_object(repo.dir)
assert vcs.working_directory_clean()
# Setup step for jj to allow untracked changes.
repo.execute_next_step()
# Modify both foo and bar
repo.execute_next_step()
if repo.vcs != "jj":
# jj never has a dirty working directory.
assert not vcs.working_directory_clean()
date_string = "2017-07-14 02:40:00 +0000"
# Commit just bar
vcs.commit(
message="Modify bar\n\nbut not baz",
author="Testing McTesterson <test@example.org>",
date=date_string,
paths=["bar"],
)
original_date = datetime.strptime(date_string, "%Y-%m-%d %H:%M:%S %z")
date_from_vcs = vcs.get_last_modified_time_for_file(Path("bar"))
assert original_date == date_from_vcs
# We only committed bar, so foo is still keeping the working dir dirty. jj
# always treats the working directory as clean, because the top commit holds
# any changes in it.
if repo.vcs == "jj":
assert vcs.working_directory_clean()
else:
assert not vcs.working_directory_clean()
if repo.vcs == "git":
log_cmd = ["log", "-1", "--format=%an,%ae,%aD,%B"]
patch_cmd = ["log", "-1", "-p"]
elif repo.vcs == "hg":
log_cmd = [
"log",
"-l",
"1",
"-T",
"{person(author)},{email(author)},{date|rfc822date},{desc}",
]
patch_cmd = ["log", "-l", "1", "-p"]
elif repo.vcs == "jj":
log_cmd = [
"log",
"-n1",
"--no-graph",
"-r@-",
"-T",
'separate(",", author.name(), author.email(), commit_timestamp(self).format("%a, %d %b %Y %H:%M:%S %z"), description)',
]
patch_cmd = ["show", "@-", "--git"]
# Verify commit metadata (we rstrip to normalize trivial differences)
log = vcs._run(*log_cmd).rstrip()
assert log == (
"Testing McTesterson,test@example.org,Fri, 14 "
"Jul 2017 02:40:00 +0000,Modify bar\n\nbut not baz"
)
# Verify only the intended file was added to the commit
patch = vcs._run(*patch_cmd)
def find_diff_marker(patch: str, filename: str):
patterns = [
rf"^diff --git a/{re.escape(filename)} b/{re.escape(filename)}$",
rf"^Modified regular file {re.escape(filename)}:$",
]
matches = [
line
for line in patch.splitlines()
if any(re.fullmatch(p, line) for p in patterns)
]
assert matches, f"No diff marker found for '{filename}'"
assert (
len(matches) == 1
), f"More than one diff marker for '{filename}': {matches}"
return matches[0]
marker = find_diff_marker(patch, "bar")
assert marker in [
"diff --git a/bar b/bar",
"Modified regular file bar:",
]
if __name__ == "__main__":
mozunit.main()