git-lfs/t/t-filter-process.sh
brian m. carlson 9e006ac4e2
Rename default branch in tests to "main"
Currently, our default branch in tests is "master".  This is the Git
default, but the Git default will likely change in the future, so it
makes sense to update our testsuite to be explicit about the branch
name.  We'll ensure this continues by building against older versions of
Git as well as newer versions.

We use "main" for the new branch name, since that's the proposed value
upstream.

This commit was made entirely by automated means using the following
command:

  git grep -l master t | xargs sed -i -e 's/master/main/g'
2020-07-08 15:38:17 +00:00

140 lines
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#!/usr/bin/env bash
. "$(dirname "$0")/testlib.sh"
# HACK(taylor): git uses ".g<hash>" in the version name to signal that it is
# from the "next" branch, which is the only (current) version of Git that has
# support for the filter protocol.
#
ensure_git_version_isnt $VERSION_LOWER "2.11.0"
begin_test "filter process: checking out a branch"
(
set -e
reponame="filter_process_checkout"
setup_remote_repo "$reponame"
clone_repo "$reponame" repo
git lfs track "*.dat"
git add .gitattributes
git commit -m "initial commit"
contents_a="contents_a"
contents_a_oid="$(calc_oid $contents_a)"
printf "%s" "$contents_a" > a.dat
git add a.dat
git commit -m "add a.dat"
git checkout -b b
contents_b="contents_b"
contents_b_oid="$(calc_oid $contents_b)"
printf "%s" "$contents_b" > b.dat
git add b.dat
git commit -m "add b.dat"
git push origin --all
pushd ..
# Git will choose filter.lfs.process over `filter.lfs.clean` and
# `filter.lfs.smudge`
GIT_TRACE_PACKET=1 git \
-c "filter.lfs.process=git-lfs filter-process" \
-c "filter.lfs.clean=false"\
-c "filter.lfs.smudge=false" \
-c "filter.lfs.required=true" \
clone "$GITSERVER/$reponame" "$reponame-assert"
cd "$reponame-assert"
# Assert that we are on the "main" branch, and have a.dat
[ "main" = "$(git rev-parse --abbrev-ref HEAD)" ]
[ "$contents_a" = "$(cat a.dat)" ]
assert_pointer "main" "a.dat" "$contents_a_oid" 10
git checkout b
# Assert that we are on the "b" branch, and have b.dat
[ "b" = "$(git rev-parse --abbrev-ref HEAD)" ]
[ "$contents_b" = "$(cat b.dat)" ]
assert_pointer "b" "b.dat" "$contents_b_oid" 10
popd
)
end_test
begin_test "filter process: adding a file"
(
set -e
reponame="filter_process_add"
setup_remote_repo "$reponame"
clone_repo "$reponame" "$reponame"
git lfs track "*.dat"
git add .gitattributes
git commit -m "initial commit"
contents="contents"
contents_oid="$(calc_oid "$contents")"
printf "%s" "$contents" > a.dat
git add a.dat
expected="$(pointer "$contents_oid" "${#contents}")"
got="$(git cat-file -p :a.dat)"
diff -u <(echo "$expected") <(echo "$got")
)
end_test
# https://github.com/git-lfs/git-lfs/issues/1697
begin_test "filter process: add a file with 1024 bytes"
(
set -e
mkdir repo-issue-1697
cd repo-issue-1697
git init
git lfs track "*.dat"
dd if=/dev/zero of=first.dat bs=1024 count=1
printf "any contents" > second.dat
git add .
)
end_test
begin_test "filter process: hash-object --stdin --path does not hang"
(
set -e
mkdir repo-hash-object
cd repo-hash-object
git init
git lfs track "*.dat"
contents="test"
contents_oid="$(calc_oid "$contents")"
expected=$(pointer "$contents_oid" 4 | git hash-object --stdin)
dd if=/dev/zero of=first.dat bs=1000 count=1
echo a > second.dat
# Works for existing file longer than this one.
output=$(printf test | git hash-object --path first.dat --stdin)
[ "$expected" = "$output" ]
# Works for existing file shorter than this one.
output=$(printf test | git hash-object --path second.dat --stdin)
[ "$expected" = "$output" ]
# Works for absent file.
output=$(printf test | git hash-object --path third.dat --stdin)
[ "$expected" = "$output" ]
dd if=/dev/zero of=large.dat bs=65537 count=1
oid=$(calc_oid_file large.dat)
expected=$(pointer "$oid" 65537 | git hash-object --stdin)
output=$(git hash-object --path third.dat --stdin <large.dat)
[ "$expected" = "$output" ]
git add .
)
end_test