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139 lines
3.2 KiB
139 lines
3.2 KiB
#!/bin/sh |
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test_description='Test that adding/removing many notes triggers automatic fanout restructuring' |
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. ./test-lib.sh |
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path_has_fanout() { |
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path=$1 && |
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fanout=$2 && |
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after_last_slash=$(($(test_oid hexsz) - $fanout * 2)) && |
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echo $path | grep -q "^\([0-9a-f]\{2\}/\)\{$fanout\}[0-9a-f]\{$after_last_slash\}$" |
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} |
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touched_one_note_with_fanout() { |
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notes_commit=$1 && |
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modification=$2 && # 'A' for addition, 'D' for deletion |
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fanout=$3 && |
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diff=$(git diff-tree --no-commit-id --name-status --root -r $notes_commit) && |
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path=$(echo $diff | sed -e "s/^$modification[\t ]//") && |
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path_has_fanout "$path" $fanout; |
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} |
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all_notes_have_fanout() { |
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notes_commit=$1 && |
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fanout=$2 && |
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git ls-tree -r --name-only $notes_commit 2>/dev/null | |
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while read path |
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do |
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path_has_fanout $path $fanout || return 1 |
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done |
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} |
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test_expect_success 'tweak test environment' ' |
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git checkout -b nondeterminism && |
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test_commit A && |
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git checkout --orphan with_notes; |
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' |
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test_expect_success 'creating many notes with git-notes' ' |
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num_notes=300 && |
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i=0 && |
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while test $i -lt $num_notes |
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do |
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i=$(($i + 1)) && |
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test_tick && |
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echo "file for commit #$i" > file && |
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git add file && |
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git commit -q -m "commit #$i" && |
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git notes add -m "note #$i" || return 1 |
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done |
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' |
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test_expect_success 'many notes created correctly with git-notes' ' |
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git log | grep "^ " > output && |
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i=$num_notes && |
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while test $i -gt 0 |
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do |
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echo " commit #$i" && |
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echo " note #$i" && |
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i=$(($i - 1)); |
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done > expect && |
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test_cmp expect output |
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' |
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test_expect_success 'stable fanout 0 is followed by stable fanout 1' ' |
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i=$num_notes && |
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fanout=0 && |
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while test $i -gt 0 |
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do |
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i=$(($i - 1)) && |
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if touched_one_note_with_fanout refs/notes/commits~$i A $fanout |
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then |
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continue |
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elif test $fanout -eq 0 |
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then |
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fanout=1 && |
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if all_notes_have_fanout refs/notes/commits~$i $fanout |
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then |
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echo "Fanout 0 -> 1 at refs/notes/commits~$i" && |
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continue |
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fi |
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fi && |
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echo "Failed fanout=$fanout check at refs/notes/commits~$i" && |
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git ls-tree -r --name-only refs/notes/commits~$i && |
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return 1 |
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done && |
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all_notes_have_fanout refs/notes/commits 1 |
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' |
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test_expect_success 'deleting most notes with git-notes' ' |
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remove_notes=285 && |
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i=0 && |
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git rev-list HEAD | |
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while test $i -lt $remove_notes && read sha1 |
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do |
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i=$(($i + 1)) && |
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test_tick && |
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git notes remove "$sha1" 2>/dev/null || return 1 |
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done |
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' |
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test_expect_success 'most notes deleted correctly with git-notes' ' |
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git log HEAD~$remove_notes | grep "^ " > output && |
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i=$(($num_notes - $remove_notes)) && |
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while test $i -gt 0 |
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do |
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echo " commit #$i" && |
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echo " note #$i" && |
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i=$(($i - 1)); |
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done > expect && |
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test_cmp expect output |
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' |
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test_expect_success 'stable fanout 1 is followed by stable fanout 0' ' |
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i=$remove_notes && |
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fanout=1 && |
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while test $i -gt 0 |
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do |
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i=$(($i - 1)) && |
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if touched_one_note_with_fanout refs/notes/commits~$i D $fanout |
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then |
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continue |
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elif test $fanout -eq 1 |
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then |
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fanout=0 && |
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if all_notes_have_fanout refs/notes/commits~$i $fanout |
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then |
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echo "Fanout 1 -> 0 at refs/notes/commits~$i" && |
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continue |
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fi |
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fi && |
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echo "Failed fanout=$fanout check at refs/notes/commits~$i" && |
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git ls-tree -r --name-only refs/notes/commits~$i && |
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return 1 |
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done && |
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all_notes_have_fanout refs/notes/commits 0 |
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' |
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test_done
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