diff options
| -rwxr-xr-x | git-bisect.sh | 33 | ||||
| -rwxr-xr-x | t/t6030-bisect-porcelain.sh | 39 |
2 files changed, 57 insertions, 15 deletions
diff --git a/git-bisect.sh b/git-bisect.sh index 3aac8164c..7a6521ec3 100755 --- a/git-bisect.sh +++ b/git-bisect.sh @@ -37,7 +37,7 @@ sq() { } bisect_autostart() { - test -d "$GIT_DIR/refs/bisect" || { + test -f "$GIT_DIR/BISECT_NAMES" || { echo >&2 'You need to start by "git bisect start"' if test -t 0 then @@ -72,7 +72,7 @@ bisect_start() { ;; refs/heads/*) [ -s "$GIT_DIR/head-name" ] && die "won't bisect on seeked tree" - echo "$head" | sed 's#^refs/heads/##' >"$GIT_DIR/head-name" + echo "${head#refs/heads/}" >"$GIT_DIR/head-name" ;; *) die "Bad HEAD - strange symbolic ref" @@ -83,7 +83,6 @@ bisect_start() { # Get rid of any old bisect state # bisect_clean_state - mkdir "$GIT_DIR/refs/bisect" # # Check for one bad and then some good revisions. @@ -131,7 +130,7 @@ bisect_write() { good|skip) tag="$state"-"$rev" ;; *) die "Bad bisect_write argument: $state" ;; esac - echo "$rev" >"$GIT_DIR/refs/bisect/$tag" + git update-ref "refs/bisect/$tag" "$rev" echo "# $state: "$(git show-branch $rev) >>"$GIT_DIR/BISECT_LOG" test -z "$nolog" && echo "git-bisect $state $rev" >>"$GIT_DIR/BISECT_LOG" } @@ -192,7 +191,7 @@ bisect_next_check() { ;; *) THEN='' - test -d "$GIT_DIR/refs/bisect" || { + test -f "$GIT_DIR/BISECT_NAMES" || { echo >&2 'You need to start by "git bisect start".' THEN='then ' } @@ -276,8 +275,7 @@ exit_if_skipped_commits () { if expr "$_tried" : ".*[|].*" > /dev/null ; then echo "There are only 'skip'ped commit left to test." echo "The first bad commit could be any of:" - echo "$_tried" | sed -e 's/[|]/\ -/g' + echo "$_tried" | tr '[|]' '[\012]' echo "We cannot bisect more!" exit 2 fi @@ -318,20 +316,23 @@ bisect_next() { exit_if_skipped_commits "$bisect_rev" echo "Bisecting: $bisect_nr revisions left to test after this" - echo "$bisect_rev" >"$GIT_DIR/refs/heads/new-bisect" + git branch -f new-bisect "$bisect_rev" git checkout -q new-bisect || exit - mv "$GIT_DIR/refs/heads/new-bisect" "$GIT_DIR/refs/heads/bisect" && - GIT_DIR="$GIT_DIR" git symbolic-ref HEAD refs/heads/bisect + git branch -M new-bisect bisect git show-branch "$bisect_rev" } bisect_visualize() { bisect_next_check fail - not=`cd "$GIT_DIR/refs" && echo bisect/good-*` - eval gitk bisect/bad --not $not -- $(cat "$GIT_DIR/BISECT_NAMES") + not=$(git for-each-ref --format='%(refname)' "refs/bisect/good-*") + eval gitk refs/bisect/bad --not $not -- $(cat "$GIT_DIR/BISECT_NAMES") } bisect_reset() { + test -f "$GIT_DIR/BISECT_NAMES" || { + echo "We are not bisecting." + return + } case "$#" in 0) if [ -s "$GIT_DIR/head-name" ]; then branch=`cat "$GIT_DIR/head-name"` @@ -351,8 +352,12 @@ bisect_reset() { } bisect_clean_state() { - rm -fr "$GIT_DIR/refs/bisect" - rm -f "$GIT_DIR/refs/heads/bisect" + # There may be some refs packed during bisection. + git for-each-ref --format='%(refname) %(objectname)' refs/bisect/\* refs/heads/bisect | + while read ref hash + do + git update-ref -d $ref $hash + done rm -f "$GIT_DIR/BISECT_LOG" rm -f "$GIT_DIR/BISECT_NAMES" rm -f "$GIT_DIR/BISECT_RUN" diff --git a/t/t6030-bisect-porcelain.sh b/t/t6030-bisect-porcelain.sh index 53956c08e..2ba4b00e5 100755 --- a/t/t6030-bisect-porcelain.sh +++ b/t/t6030-bisect-porcelain.sh @@ -71,6 +71,43 @@ test_expect_success 'bisect start with one bad and good' ' git bisect next ' +test_expect_success 'bisect reset: back in the master branch' ' + git bisect reset && + echo "* master" > branch.expect && + git branch > branch.output && + cmp branch.expect branch.output +' + +test_expect_success 'bisect reset: back in another branch' ' + git checkout -b other && + git bisect start && + git bisect good $HASH1 && + git bisect bad $HASH3 && + git bisect reset && + echo " master" > branch.expect && + echo "* other" >> branch.expect && + git branch > branch.output && + cmp branch.expect branch.output +' + +test_expect_success 'bisect reset when not bisecting' ' + git bisect reset && + git branch > branch.output && + cmp branch.expect branch.output +' + +test_expect_success 'bisect reset removes packed refs' ' + git bisect reset && + git bisect start && + git bisect good $HASH1 && + git bisect bad $HASH3 && + git pack-refs --all --prune && + git bisect next && + git bisect reset && + test -z "$(git for-each-ref "refs/bisect/*")" && + test -z "$(git for-each-ref "refs/heads/bisect")" +' + # $HASH1 is good, $HASH4 is bad, we skip $HASH3 # but $HASH2 is bad, # so we should find $HASH2 as the first bad commit @@ -167,7 +204,7 @@ test_expect_success 'bisect skip: add line and then a new test' ' git bisect skip && git bisect good > my_bisect_log.txt && grep "$HASH5 is first bad commit" my_bisect_log.txt && - git bisect log > log_to_replay.txt + git bisect log > log_to_replay.txt && git bisect reset ' |