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9e3bd8a391
When computing the fanout length, let's use test_oid to look up the hexadecimal size of the hash in question instead of hard-coding a value. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Reviewed-by: Eric Sunshine <sunshine@sunshineco.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
139 lines
3.2 KiB
Bash
Executable file
139 lines
3.2 KiB
Bash
Executable file
#!/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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