diff options
Diffstat (limited to 't/t6030-bisect-porcelain.sh')
| -rwxr-xr-x | t/t6030-bisect-porcelain.sh | 183 |
1 files changed, 176 insertions, 7 deletions
diff --git a/t/t6030-bisect-porcelain.sh b/t/t6030-bisect-porcelain.sh index 3b042aacd6..691e4a4481 100755 --- a/t/t6030-bisect-porcelain.sh +++ b/t/t6030-bisect-porcelain.sh @@ -126,6 +126,18 @@ test_expect_success 'bisect reset removes packed refs' ' test -z "$(git for-each-ref "refs/heads/bisect")" ' +test_expect_success 'bisect reset removes bisect state after --no-checkout' ' + git bisect reset && + git bisect start --no-checkout && + git bisect good $HASH1 && + git bisect bad $HASH3 && + git bisect next && + git bisect reset && + test -z "$(git for-each-ref "refs/bisect/*")" && + test -z "$(git for-each-ref "refs/heads/bisect")" && + test -z "$(git for-each-ref "BISECT_HEAD")" +' + test_expect_success 'bisect start: back in good branch' ' git branch > branch.output && grep "* other" branch.output > /dev/null && @@ -138,15 +150,23 @@ test_expect_success 'bisect start: back in good branch' ' grep "* other" branch.output > /dev/null ' -test_expect_success 'bisect start: no ".git/BISECT_START" if junk rev' ' - git bisect start $HASH4 $HASH1 -- && - git bisect good && +test_expect_success 'bisect start: no ".git/BISECT_START" created if junk rev' ' + git bisect reset && test_must_fail git bisect start $HASH4 foo -- && git branch > branch.output && grep "* other" branch.output > /dev/null && test_must_fail test -e .git/BISECT_START ' +test_expect_success 'bisect start: existing ".git/BISECT_START" not modified if junk rev' ' + git bisect start $HASH4 $HASH1 -- && + git bisect good && + cp .git/BISECT_START saved && + test_must_fail git bisect start $HASH4 foo -- && + git branch > branch.output && + test_i18ngrep "* (no branch)" branch.output > /dev/null && + test_cmp saved .git/BISECT_START +' test_expect_success 'bisect start: no ".git/BISECT_START" if mistaken rev' ' git bisect start $HASH4 $HASH1 -- && git bisect good && @@ -517,13 +537,13 @@ test_expect_success '"parallel" side branch creation' ' add_line_into_file "2(para): line 2 on parallel branch" dir2/file2 && PARA_HASH2=$(git rev-parse --verify HEAD) && add_line_into_file "3(para): line 3 on parallel branch" dir2/file3 && - PARA_HASH3=$(git rev-parse --verify HEAD) + PARA_HASH3=$(git rev-parse --verify HEAD) && git merge -m "merge HASH4 and PARA_HASH3" "$HASH4" && - PARA_HASH4=$(git rev-parse --verify HEAD) + PARA_HASH4=$(git rev-parse --verify HEAD) && add_line_into_file "5(para): add line on parallel branch" dir1/file1 && - PARA_HASH5=$(git rev-parse --verify HEAD) + PARA_HASH5=$(git rev-parse --verify HEAD) && add_line_into_file "6(para): add line on parallel branch" dir2/file2 && - PARA_HASH6=$(git rev-parse --verify HEAD) + PARA_HASH6=$(git rev-parse --verify HEAD) && git merge -m "merge HASH7 and PARA_HASH6" "$HASH7" && PARA_HASH7=$(git rev-parse --verify HEAD) ' @@ -572,6 +592,155 @@ test_expect_success 'erroring out when using bad path parameters' ' grep "bad path parameters" error.txt ' +test_expect_success 'test bisection on bare repo - --no-checkout specified' ' + git clone --bare . bare.nocheckout && + ( + cd bare.nocheckout && + git bisect start --no-checkout && + git bisect good $HASH1 && + git bisect bad $HASH4 && + git bisect run eval \ + "test \$(git rev-list BISECT_HEAD ^$HASH2 --max-count=1 | wc -l) = 0" \ + >../nocheckout.log && + git bisect reset + ) && + grep "$HASH3 is the first bad commit" nocheckout.log +' + + +test_expect_success 'test bisection on bare repo - --no-checkout defaulted' ' + git clone --bare . bare.defaulted && + ( + cd bare.defaulted && + git bisect start && + git bisect good $HASH1 && + git bisect bad $HASH4 && + git bisect run eval \ + "test \$(git rev-list BISECT_HEAD ^$HASH2 --max-count=1 | wc -l) = 0" \ + >../defaulted.log && + git bisect reset + ) && + grep "$HASH3 is the first bad commit" defaulted.log +' + # +# This creates a broken branch which cannot be checked out because +# the tree created has been deleted. # +# H1-H2-H3-H4-H5-H6-H7 <--other +# \ +# S5-S6'-S7'-S8'-S9 <--broken +# +# Commits marked with ' have a missing tree. +# +test_expect_success 'broken branch creation' ' + git bisect reset && + git checkout -b broken $HASH4 && + git tag BROKEN_HASH4 $HASH4 && + add_line_into_file "5(broken): first line on a broken branch" hello2 && + git tag BROKEN_HASH5 && + mkdir missing && + :> missing/MISSING && + git add missing/MISSING && + git commit -m "6(broken): Added file that will be deleted" + git tag BROKEN_HASH6 && + add_line_into_file "7(broken): second line on a broken branch" hello2 && + git tag BROKEN_HASH7 && + add_line_into_file "8(broken): third line on a broken branch" hello2 && + git tag BROKEN_HASH8 && + git rm missing/MISSING && + git commit -m "9(broken): Remove missing file" + git tag BROKEN_HASH9 && + rm .git/objects/39/f7e61a724187ab767d2e08442d9b6b9dab587d +' + +echo "" > expected.ok +cat > expected.missing-tree.default <<EOF +fatal: unable to read tree 39f7e61a724187ab767d2e08442d9b6b9dab587d +EOF + +test_expect_success 'bisect fails if tree is broken on start commit' ' + git bisect reset && + test_must_fail git bisect start BROKEN_HASH7 BROKEN_HASH4 2>error.txt && + test_cmp expected.missing-tree.default error.txt +' + +test_expect_success 'bisect fails if tree is broken on trial commit' ' + git bisect reset && + test_must_fail git bisect start BROKEN_HASH9 BROKEN_HASH4 2>error.txt && + git reset --hard broken && + git checkout broken && + test_cmp expected.missing-tree.default error.txt +' + +check_same() +{ + echo "Checking $1 is the same as $2" && + git rev-parse "$1" > expected.same && + git rev-parse "$2" > expected.actual && + test_cmp expected.same expected.actual +} + +test_expect_success 'bisect: --no-checkout - start commit bad' ' + git bisect reset && + git bisect start BROKEN_HASH7 BROKEN_HASH4 --no-checkout && + check_same BROKEN_HASH6 BISECT_HEAD && + git bisect reset +' + +test_expect_success 'bisect: --no-checkout - trial commit bad' ' + git bisect reset && + git bisect start broken BROKEN_HASH4 --no-checkout && + check_same BROKEN_HASH6 BISECT_HEAD && + git bisect reset +' + +test_expect_success 'bisect: --no-checkout - target before breakage' ' + git bisect reset && + git bisect start broken BROKEN_HASH4 --no-checkout && + check_same BROKEN_HASH6 BISECT_HEAD && + git bisect bad BISECT_HEAD && + check_same BROKEN_HASH5 BISECT_HEAD && + git bisect bad BISECT_HEAD && + check_same BROKEN_HASH5 bisect/bad && + git bisect reset +' + +test_expect_success 'bisect: --no-checkout - target in breakage' ' + git bisect reset && + git bisect start broken BROKEN_HASH4 --no-checkout && + check_same BROKEN_HASH6 BISECT_HEAD && + git bisect bad BISECT_HEAD && + check_same BROKEN_HASH5 BISECT_HEAD && + git bisect good BISECT_HEAD && + check_same BROKEN_HASH6 bisect/bad && + git bisect reset +' + +test_expect_success 'bisect: --no-checkout - target after breakage' ' + git bisect reset && + git bisect start broken BROKEN_HASH4 --no-checkout && + check_same BROKEN_HASH6 BISECT_HEAD && + git bisect good BISECT_HEAD && + check_same BROKEN_HASH8 BISECT_HEAD && + git bisect good BISECT_HEAD && + check_same BROKEN_HASH9 bisect/bad && + git bisect reset +' + +test_expect_success 'bisect: demonstrate identification of damage boundary' " + git bisect reset && + git checkout broken && + git bisect start broken master --no-checkout && + git bisect run \"\$SHELL_PATH\" -c ' + GOOD=\$(git for-each-ref \"--format=%(objectname)\" refs/bisect/good-*) && + git rev-list --objects BISECT_HEAD --not \$GOOD >tmp.\$\$ && + git pack-objects --stdout >/dev/null < tmp.\$\$ + rc=\$? + rm -f tmp.\$\$ + test \$rc = 0' && + check_same BROKEN_HASH6 bisect/bad && + git bisect reset +" + test_done |