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Diffstat (limited to 't/t6030-bisect-porcelain.sh')
| -rwxr-xr-x | t/t6030-bisect-porcelain.sh | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/t/t6030-bisect-porcelain.sh b/t/t6030-bisect-porcelain.sh new file mode 100755 index 0000000..2ba4b00 --- /dev/null +++ b/t/t6030-bisect-porcelain.sh @@ -0,0 +1,259 @@ +#!/bin/sh +# +# Copyright (c) 2007 Christian Couder +# +test_description='Tests git-bisect functionality' + +exec </dev/null + +. ./test-lib.sh + +add_line_into_file() +{ + _line=$1 + _file=$2 + + if [ -f "$_file" ]; then + echo "$_line" >> $_file || return $? + MSG="Add <$_line> into <$_file>." + else + echo "$_line" > $_file || return $? + git add $_file || return $? + MSG="Create file <$_file> with <$_line> inside." + fi + + test_tick + git-commit --quiet -m "$MSG" $_file +} + +HASH1= +HASH2= +HASH3= +HASH4= + +test_expect_success 'set up basic repo with 1 file (hello) and 4 commits' ' + add_line_into_file "1: Hello World" hello && + HASH1=$(git rev-parse --verify HEAD) && + add_line_into_file "2: A new day for git" hello && + HASH2=$(git rev-parse --verify HEAD) && + add_line_into_file "3: Another new day for git" hello && + HASH3=$(git rev-parse --verify HEAD) && + add_line_into_file "4: Ciao for now" hello && + HASH4=$(git rev-parse --verify HEAD) +' + +test_expect_success 'bisect starts with only one bad' ' + git bisect reset && + git bisect start && + git bisect bad $HASH4 && + git bisect next +' + +test_expect_success 'bisect does not start with only one good' ' + git bisect reset && + git bisect start && + git bisect good $HASH1 || return 1 + + if git bisect next + then + echo Oops, should have failed. + false + else + : + fi +' + +test_expect_success 'bisect start with one bad and good' ' + git bisect reset && + git bisect start && + git bisect good $HASH1 && + git bisect bad $HASH4 && + 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 +test_expect_success 'bisect skip: successfull result' ' + git bisect reset && + git bisect start $HASH4 $HASH1 && + git bisect skip && + git bisect bad > my_bisect_log.txt && + grep "$HASH2 is first bad commit" my_bisect_log.txt && + git bisect reset +' + +# $HASH1 is good, $HASH4 is bad, we skip $HASH3 and $HASH2 +# so we should not be able to tell the first bad commit +# among $HASH2, $HASH3 and $HASH4 +test_expect_success 'bisect skip: cannot tell between 3 commits' ' + git bisect start $HASH4 $HASH1 && + git bisect skip || return 1 + + if git bisect skip > my_bisect_log.txt + then + echo Oops, should have failed. + false + else + test $? -eq 2 && + grep "first bad commit could be any of" my_bisect_log.txt && + ! grep $HASH1 my_bisect_log.txt && + grep $HASH2 my_bisect_log.txt && + grep $HASH3 my_bisect_log.txt && + grep $HASH4 my_bisect_log.txt && + git bisect reset + fi +' + +# $HASH1 is good, $HASH4 is bad, we skip $HASH3 +# but $HASH2 is good, +# so we should not be able to tell the first bad commit +# among $HASH3 and $HASH4 +test_expect_success 'bisect skip: cannot tell between 2 commits' ' + git bisect start $HASH4 $HASH1 && + git bisect skip || return 1 + + if git bisect good > my_bisect_log.txt + then + echo Oops, should have failed. + false + else + test $? -eq 2 && + grep "first bad commit could be any of" my_bisect_log.txt && + ! grep $HASH1 my_bisect_log.txt && + ! grep $HASH2 my_bisect_log.txt && + grep $HASH3 my_bisect_log.txt && + grep $HASH4 my_bisect_log.txt && + git bisect reset + fi +' + +# We want to automatically find the commit that +# introduced "Another" into hello. +test_expect_success \ + '"git bisect run" simple case' \ + 'echo "#"\!"/bin/sh" > test_script.sh && + echo "grep Another hello > /dev/null" >> test_script.sh && + echo "test \$? -ne 0" >> test_script.sh && + chmod +x test_script.sh && + git bisect start && + git bisect good $HASH1 && + git bisect bad $HASH4 && + git bisect run ./test_script.sh > my_bisect_log.txt && + grep "$HASH3 is first bad commit" my_bisect_log.txt && + git bisect reset' + +# We want to automatically find the commit that +# introduced "Ciao" into hello. +test_expect_success \ + '"git bisect run" with more complex "git bisect start"' \ + 'echo "#"\!"/bin/sh" > test_script.sh && + echo "grep Ciao hello > /dev/null" >> test_script.sh && + echo "test \$? -ne 0" >> test_script.sh && + chmod +x test_script.sh && + git bisect start $HASH4 $HASH1 && + git bisect run ./test_script.sh > my_bisect_log.txt && + grep "$HASH4 is first bad commit" my_bisect_log.txt && + git bisect reset' + +# $HASH1 is good, $HASH5 is bad, we skip $HASH3 +# but $HASH4 is good, +# so we should find $HASH5 as the first bad commit +HASH5= +test_expect_success 'bisect skip: add line and then a new test' ' + add_line_into_file "5: Another new line." hello && + HASH5=$(git rev-parse --verify HEAD) && + git bisect start $HASH5 $HASH1 && + git bisect skip && + git bisect good > my_bisect_log.txt && + grep "$HASH5 is first bad commit" my_bisect_log.txt && + git bisect log > log_to_replay.txt && + git bisect reset +' + +test_expect_success 'bisect skip and bisect replay' ' + git bisect replay log_to_replay.txt > my_bisect_log.txt && + grep "$HASH5 is first bad commit" my_bisect_log.txt && + git bisect reset +' + +HASH6= +test_expect_success 'bisect run & skip: cannot tell between 2' ' + add_line_into_file "6: Yet a line." hello && + HASH6=$(git rev-parse --verify HEAD) && + echo "#"\!"/bin/sh" > test_script.sh && + echo "tail -1 hello | grep Ciao > /dev/null && exit 125" >> test_script.sh && + echo "grep line hello > /dev/null" >> test_script.sh && + echo "test \$? -ne 0" >> test_script.sh && + chmod +x test_script.sh && + git bisect start $HASH6 $HASH1 && + if git bisect run ./test_script.sh > my_bisect_log.txt + then + echo Oops, should have failed. + false + else + test $? -eq 2 && + grep "first bad commit could be any of" my_bisect_log.txt && + ! grep $HASH3 my_bisect_log.txt && + ! grep $HASH6 my_bisect_log.txt && + grep $HASH4 my_bisect_log.txt && + grep $HASH5 my_bisect_log.txt + fi +' + +HASH7= +test_expect_success 'bisect run & skip: find first bad' ' + git bisect reset && + add_line_into_file "7: Should be the last line." hello && + HASH7=$(git rev-parse --verify HEAD) && + echo "#"\!"/bin/sh" > test_script.sh && + echo "tail -1 hello | grep Ciao > /dev/null && exit 125" >> test_script.sh && + echo "tail -1 hello | grep day > /dev/null && exit 125" >> test_script.sh && + echo "grep Yet hello > /dev/null" >> test_script.sh && + echo "test \$? -ne 0" >> test_script.sh && + chmod +x test_script.sh && + git bisect start $HASH7 $HASH1 && + git bisect run ./test_script.sh > my_bisect_log.txt && + grep "$HASH6 is first bad commit" my_bisect_log.txt +' + +# +# +test_done |