diff options
Diffstat (limited to 't/t1700-split-index.sh')
| -rwxr-xr-x | t/t1700-split-index.sh | 201 |
1 files changed, 145 insertions, 56 deletions
diff --git a/t/t1700-split-index.sh b/t/t1700-split-index.sh index af9b847761..4f2f84f309 100755 --- a/t/t1700-split-index.sh +++ b/t/t1700-split-index.sh @@ -6,13 +6,27 @@ test_description='split index mode tests' # We need total control of index splitting here sane_unset GIT_TEST_SPLIT_INDEX -sane_unset GIT_FSMONITOR_TEST + +# Testing a hard coded SHA against an index with an extension +# that can vary from run to run is problematic so we disable +# those extensions. +sane_unset GIT_TEST_FSMONITOR +sane_unset GIT_TEST_INDEX_THREADS + +# Create a file named as $1 with content read from stdin. +# Set the file's mtime to a few seconds in the past to avoid racy situations. +create_non_racy_file () { + cat >"$1" && + test-tool chmtime =-5 "$1" +} test_expect_success 'enable split index' ' git config splitIndex.maxPercentChange 100 && git update-index --split-index && - test-dump-split-index .git/index >actual && - indexversion=$(test-index-version <.git/index) && + test-tool dump-split-index .git/index >actual && + indexversion=$(test-tool index-version <.git/index) && + + # NEEDSWORK: Stop hard-coding checksums. if test "$indexversion" = "4" then own=432ef4b63f32193984f339431fd50ca796493569 @@ -21,6 +35,7 @@ test_expect_success 'enable split index' ' own=8299b0bcd1ac364e5f1d7768efb62fa2da79a339 base=39d890139ee5356c7ef572216cebcd27aa41f9df fi && + cat >expect <<-EOF && own $own base $base @@ -31,7 +46,7 @@ test_expect_success 'enable split index' ' ' test_expect_success 'add one file' ' - : >one && + create_non_racy_file one && git update-index --add one && git ls-files --stage >ls-files.actual && cat >ls-files.expect <<-EOF && @@ -39,7 +54,7 @@ test_expect_success 'add one file' ' EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && base $base 100644 $EMPTY_BLOB 0 one @@ -57,8 +72,8 @@ test_expect_success 'disable split index' ' EOF test_cmp ls-files.expect ls-files.actual && - BASE=$(test-dump-split-index .git/index | grep "^own" | sed "s/own/base/") && - test-dump-split-index .git/index | sed "/^own/d" >actual && + BASE=$(test-tool dump-split-index .git/index | sed -n "s/^own/base/p") && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && not a split index EOF @@ -73,7 +88,7 @@ test_expect_success 'enable split index again, "one" now belongs to base index"' EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE replacements: @@ -83,7 +98,7 @@ test_expect_success 'enable split index again, "one" now belongs to base index"' ' test_expect_success 'modify original file, base index untouched' ' - echo modified >one && + echo modified | create_non_racy_file one && git update-index one && git ls-files --stage >ls-files.actual && cat >ls-files.expect <<-EOF && @@ -91,7 +106,7 @@ test_expect_success 'modify original file, base index untouched' ' EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && q_to_tab >expect <<-EOF && $BASE 100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q @@ -102,7 +117,7 @@ test_expect_success 'modify original file, base index untouched' ' ' test_expect_success 'add another file, which stays index' ' - : >two && + create_non_racy_file two && git update-index --add two && git ls-files --stage >ls-files.actual && cat >ls-files.expect <<-EOF && @@ -111,7 +126,7 @@ test_expect_success 'add another file, which stays index' ' EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && q_to_tab >expect <<-EOF && $BASE 100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q @@ -130,7 +145,7 @@ test_expect_success 'remove file not in base index' ' EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && q_to_tab >expect <<-EOF && $BASE 100644 2e0996000b7e9019eabcad29391bf0f5c7702f0b 0Q @@ -143,11 +158,9 @@ test_expect_success 'remove file not in base index' ' test_expect_success 'remove file in base index' ' git update-index --force-remove one && git ls-files --stage >ls-files.actual && - cat >ls-files.expect <<-EOF && - EOF - test_cmp ls-files.expect ls-files.actual && + test_must_be_empty ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE replacements: @@ -157,7 +170,7 @@ test_expect_success 'remove file in base index' ' ' test_expect_success 'add original file back' ' - : >one && + create_non_racy_file one && git update-index --add one && git ls-files --stage >ls-files.actual && cat >ls-files.expect <<-EOF && @@ -165,7 +178,7 @@ test_expect_success 'add original file back' ' EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE 100644 $EMPTY_BLOB 0 one @@ -176,7 +189,7 @@ test_expect_success 'add original file back' ' ' test_expect_success 'add new file' ' - : >two && + create_non_racy_file two && git update-index --add two && git ls-files --stage >actual && cat >expect <<-EOF && @@ -195,7 +208,7 @@ test_expect_success 'unify index, two files remain' ' EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && not a split index EOF @@ -220,7 +233,7 @@ test_expect_success 'rev-parse --shared-index-path' ' test_expect_success 'set core.splitIndex config variable to true' ' git config core.splitIndex true && - : >three && + create_non_racy_file three && git update-index --add three && git ls-files --stage >ls-files.actual && cat >ls-files.expect <<-EOF && @@ -229,8 +242,8 @@ test_expect_success 'set core.splitIndex config variable to true' ' 100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0 two EOF test_cmp ls-files.expect ls-files.actual && - BASE=$(test-dump-split-index .git/index | grep "^base") && - test-dump-split-index .git/index | sed "/^own/d" >actual && + BASE=$(test-tool dump-split-index .git/index | grep "^base") && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE replacements: @@ -248,28 +261,28 @@ test_expect_success 'set core.splitIndex config variable to false' ' 100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0 two EOF test_cmp ls-files.expect ls-files.actual && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && not a split index EOF test_cmp expect actual ' -test_expect_success 'set core.splitIndex config variable to true' ' +test_expect_success 'set core.splitIndex config variable back to true' ' git config core.splitIndex true && - : >three && + create_non_racy_file three && git update-index --add three && - BASE=$(test-dump-split-index .git/index | grep "^base") && - test-dump-split-index .git/index | sed "/^own/d" >actual && + BASE=$(test-tool dump-split-index .git/index | grep "^base") && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE replacements: deletions: EOF test_cmp expect actual && - : >four && + create_non_racy_file four && git update-index --add four && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE 100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0 four @@ -281,19 +294,19 @@ test_expect_success 'set core.splitIndex config variable to true' ' test_expect_success 'check behavior with splitIndex.maxPercentChange unset' ' git config --unset splitIndex.maxPercentChange && - : >five && + create_non_racy_file five && git update-index --add five && - BASE=$(test-dump-split-index .git/index | grep "^base") && - test-dump-split-index .git/index | sed "/^own/d" >actual && + BASE=$(test-tool dump-split-index .git/index | grep "^base") && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE replacements: deletions: EOF test_cmp expect actual && - : >six && + create_non_racy_file six && git update-index --add six && - test-dump-split-index .git/index | sed "/^own/d" >actual && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE 100644 e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 0 six @@ -305,20 +318,20 @@ test_expect_success 'check behavior with splitIndex.maxPercentChange unset' ' test_expect_success 'check splitIndex.maxPercentChange set to 0' ' git config splitIndex.maxPercentChange 0 && - : >seven && + create_non_racy_file seven && git update-index --add seven && - BASE=$(test-dump-split-index .git/index | grep "^base") && - test-dump-split-index .git/index | sed "/^own/d" >actual && + BASE=$(test-tool dump-split-index .git/index | grep "^base") && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE replacements: deletions: EOF test_cmp expect actual && - : >eight && + create_non_racy_file eight && git update-index --add eight && - BASE=$(test-dump-split-index .git/index | grep "^base") && - test-dump-split-index .git/index | sed "/^own/d" >actual && + BASE=$(test-tool dump-split-index .git/index | grep "^base") && + test-tool dump-split-index .git/index | sed "/^own/d" >actual && cat >expect <<-EOF && $BASE replacements: @@ -328,30 +341,30 @@ test_expect_success 'check splitIndex.maxPercentChange set to 0' ' ' test_expect_success 'shared index files expire after 2 weeks by default' ' - : >ten && + create_non_racy_file ten && git update-index --add ten && test $(ls .git/sharedindex.* | wc -l) -gt 2 && just_under_2_weeks_ago=$((5-14*86400)) && - test-chmtime =$just_under_2_weeks_ago .git/sharedindex.* && - : >eleven && + test-tool chmtime =$just_under_2_weeks_ago .git/sharedindex.* && + create_non_racy_file eleven && git update-index --add eleven && test $(ls .git/sharedindex.* | wc -l) -gt 2 && just_over_2_weeks_ago=$((-1-14*86400)) && - test-chmtime =$just_over_2_weeks_ago .git/sharedindex.* && - : >twelve && + test-tool chmtime =$just_over_2_weeks_ago .git/sharedindex.* && + create_non_racy_file twelve && git update-index --add twelve && test $(ls .git/sharedindex.* | wc -l) -le 2 ' test_expect_success 'check splitIndex.sharedIndexExpire set to 16 days' ' git config splitIndex.sharedIndexExpire "16.days.ago" && - test-chmtime =$just_over_2_weeks_ago .git/sharedindex.* && - : >thirteen && + test-tool chmtime =$just_over_2_weeks_ago .git/sharedindex.* && + create_non_racy_file thirteen && git update-index --add thirteen && test $(ls .git/sharedindex.* | wc -l) -gt 2 && just_over_16_days_ago=$((-1-16*86400)) && - test-chmtime =$just_over_16_days_ago .git/sharedindex.* && - : >fourteen && + test-tool chmtime =$just_over_16_days_ago .git/sharedindex.* && + create_non_racy_file fourteen && git update-index --add fourteen && test $(ls .git/sharedindex.* | wc -l) -le 2 ' @@ -359,18 +372,38 @@ test_expect_success 'check splitIndex.sharedIndexExpire set to 16 days' ' test_expect_success 'check splitIndex.sharedIndexExpire set to "never" and "now"' ' git config splitIndex.sharedIndexExpire never && just_10_years_ago=$((-365*10*86400)) && - test-chmtime =$just_10_years_ago .git/sharedindex.* && - : >fifteen && + test-tool chmtime =$just_10_years_ago .git/sharedindex.* && + create_non_racy_file fifteen && git update-index --add fifteen && test $(ls .git/sharedindex.* | wc -l) -gt 2 && git config splitIndex.sharedIndexExpire now && just_1_second_ago=-1 && - test-chmtime =$just_1_second_ago .git/sharedindex.* && - : >sixteen && + test-tool chmtime =$just_1_second_ago .git/sharedindex.* && + create_non_racy_file sixteen && git update-index --add sixteen && test $(ls .git/sharedindex.* | wc -l) -le 2 ' +test_expect_success POSIXPERM 'same mode for index & split index' ' + git init same-mode && + ( + cd same-mode && + test_commit A && + test_modebits .git/index >index_mode && + test_must_fail git config core.sharedRepository && + git -c core.splitIndex=true status && + shared=$(ls .git/sharedindex.*) && + case "$shared" in + *" "*) + # we have more than one??? + false ;; + *) + test_modebits "$shared" >split_index_mode && + test_cmp index_mode split_index_mode ;; + esac + ) +' + while read -r mode modebits do test_expect_success POSIXPERM "split index respects core.sharedrepository $mode" ' @@ -381,7 +414,7 @@ do # Create one new shared index file git config core.sharedrepository "$mode" && git config core.splitIndex true && - : >one && + create_non_racy_file one && git update-index --add one && echo "$modebits" >expect && test_modebits .git/index >actual && @@ -401,4 +434,60 @@ done <<\EOF 0642 -rw-r---w- EOF +test_expect_success POSIXPERM,SANITY 'graceful handling when splitting index is not allowed' ' + test_create_repo ro && + ( + cd ro && + test_commit initial && + git update-index --split-index && + test -f .git/sharedindex.* + ) && + cp ro/.git/index new-index && + test_when_finished "chmod u+w ro/.git" && + chmod u-w ro/.git && + GIT_INDEX_FILE="$(pwd)/new-index" git -C ro update-index --split-index && + chmod u+w ro/.git && + rm ro/.git/sharedindex.* && + GIT_INDEX_FILE=new-index git ls-files >actual && + echo initial.t >expected && + test_cmp expected actual +' + +test_expect_success 'writing split index with null sha1 does not write cache tree' ' + git config core.splitIndex true && + git config splitIndex.maxPercentChange 0 && + git commit -m "commit" && + { + git ls-tree HEAD && + printf "160000 commit $ZERO_OID\\tbroken\\n" + } >broken-tree && + echo "add broken entry" >msg && + + tree=$(git mktree <broken-tree) && + test_tick && + commit=$(git commit-tree $tree -p HEAD <msg) && + git update-ref HEAD "$commit" && + GIT_ALLOW_NULL_SHA1=1 git reset --hard && + test_might_fail test-tool dump-cache-tree >cache-tree.out && + test_line_count = 0 cache-tree.out +' + +test_expect_success 'do not refresh null base index' ' + test_create_repo merge && + ( + cd merge && + test_commit initial && + git checkout -b side-branch && + test_commit extra && + git checkout master && + git update-index --split-index && + test_commit more && + # must not write a new shareindex, or we wont catch the problem + git -c splitIndex.maxPercentChange=100 merge --no-edit side-branch 2>err && + # i.e. do not expect warnings like + # could not freshen shared index .../shareindex.00000... + test_must_be_empty err + ) +' + test_done |