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|
#!/bin/sh
# Run a command over a sequence of commits.
# Example:
# git test-sequence origin/master.. 'make clean && make test'
. git-sh-setup
require_work_tree
t=
run_once=
ref_name=pass
# The tree must be really really clean.
if ! git update-index --ignore-submodules --refresh > /dev/null; then
echo >&2 "cannot rebase: you have unstaged changes"
git diff-files --name-status -r --ignore-submodules -- >&2
exit 1
fi
diff=$(git diff-index --cached --name-status -r --ignore-submodules HEAD --)
case "$diff" in
?*) echo >&2 "cannot rebase: your index contains uncommitted changes"
echo >&2 "$diff"
exit 1
;;
esac
start_branch=`git rev-parse --symbolic-full-name HEAD | sed s,refs/heads/,,`
git checkout `git rev-parse HEAD` > /dev/null 2>/dev/null
cleanup() {
git checkout $start_branch > /dev/null 2>/dev/null
}
already_passed() {
obdata=${ref_name}-$t-$1
obhash=`echo $obdata | git hash-object --stdin`
git cat-file blob $obhash > /dev/null 2>/dev/null \
&& echo "Already ${ref_name} $1"
}
passed_on() {
obdata=${ref_name}-$t-$1
echo $obdata | git hash-object -w --stdin > /dev/null
echo "Passed: $1."
}
broke_on() {
echo "Broke on $1"
cleanup
exit 1
}
new_test() {
echo "Testing $2"
git reset --hard $v && eval "$2" && passed_on $1 || broke_on $v
status=$?
if test -n "$run_once"; then
cleanup
exit $status
fi
}
while test $# != 0
do
case "$1" in
--once)
run_once=yes
;;
--ref-name)
ref_name=$2
shift
;;
*)
break;
;;
esac
shift
done
t=`echo "$2" | git hash-object --stdin`
for v in `git rev-list --reverse $1`
do
tree_ver=`git rev-parse "$v^{tree}"`
already_passed $tree_ver || new_test $tree_ver "$2"
done
cleanup
if test -n "$run_once"; then
echo "All commits already passed for --once argument. Quiting."
exit 127
fi
echo "All's well."
|
