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#!/bin/sh
#
# Copyright (c) 2009 Johan Herland
#
test_description='test git fast-import of notes objects'
. ./test-lib.sh
test_tick
cat >input <<INPUT_END
commit refs/heads/master
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
first commit
COMMIT
M 644 inline foo
data <<EOF
file foo in first commit
EOF
M 755 inline bar
data <<EOF
file bar in first commit
EOF
M 644 inline baz/xyzzy
data <<EOF
file baz/xyzzy in first commit
EOF
commit refs/heads/master
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
second commit
COMMIT
M 644 inline foo
data <<EOF
file foo in second commit
EOF
M 755 inline baz/xyzzy
data <<EOF
file baz/xyzzy in second commit
EOF
commit refs/heads/master
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
third commit
COMMIT
M 644 inline foo
data <<EOF
file foo in third commit
EOF
commit refs/heads/master
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
fourth commit
COMMIT
M 755 inline bar
data <<EOF
file bar in fourth commit
EOF
INPUT_END
test_expect_success 'set up master branch' '
git fast-import <input &&
git whatchanged master
'
commit4=$(git rev-parse refs/heads/master)
commit3=$(git rev-parse "$commit4^")
commit2=$(git rev-parse "$commit4~2")
commit1=$(git rev-parse "$commit4~3")
test_tick
cat >input <<INPUT_END
commit refs/notes/test
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
first notes commit
COMMIT
M 644 inline $commit1
data <<EOF
first note for first commit
EOF
M 755 inline $commit2
data <<EOF
first note for second commit
EOF
INPUT_END
cat >expect <<EXPECT_END
fourth commit
third commit
second commit
first note for second commit
first commit
first note for first commit
EXPECT_END
test_expect_success 'add notes with simple M command' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual &&
test_cmp expect actual
'
test_tick
cat >input <<INPUT_END
feature notes
commit refs/notes/test
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
second notes commit
COMMIT
from refs/notes/test^0
N inline $commit3
data <<EOF
first note for third commit
EOF
N inline $commit4
data <<EOF
first note for fourth commit
EOF
INPUT_END
cat >expect <<EXPECT_END
fourth commit
first note for fourth commit
third commit
first note for third commit
second commit
first note for second commit
first commit
first note for first commit
EXPECT_END
test_expect_success 'add notes with simple N command' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual &&
test_cmp expect actual
'
test_tick
cat >input <<INPUT_END
commit refs/notes/test
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
third notes commit
COMMIT
from refs/notes/test^0
N inline $commit1
data <<EOF
second note for first commit
EOF
N inline $commit2
data <<EOF
second note for second commit
EOF
N inline $commit3
data <<EOF
second note for third commit
EOF
N inline $commit4
data <<EOF
second note for fourth commit
EOF
INPUT_END
cat >expect <<EXPECT_END
fourth commit
second note for fourth commit
third commit
second note for third commit
second commit
second note for second commit
first commit
second note for first commit
EXPECT_END
test_expect_success 'update existing notes with N command' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual &&
test_cmp expect actual
'
test_tick
cat >input <<INPUT_END
commit refs/notes/test
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
fourth notes commit
COMMIT
from refs/notes/test^0
M 644 inline $(echo "$commit3" | sed "s|^..|&/|")
data <<EOF
prefix of note for third commit
EOF
M 644 inline $(echo "$commit4" | sed "s|^..|&/|")
data <<EOF
prefix of note for fourth commit
EOF
M 644 inline $(echo "$commit4" | sed "s|^\(..\)\(..\)|\1/\2/|")
data <<EOF
pre-prefix of note for fourth commit
EOF
N inline $commit1
data <<EOF
third note for first commit
EOF
N inline $commit2
data <<EOF
third note for second commit
EOF
N inline $commit3
data <<EOF
third note for third commit
EOF
N inline $commit4
data <<EOF
third note for fourth commit
EOF
INPUT_END
whitespace=" "
cat >expect <<EXPECT_END
fourth commit
pre-prefix of note for fourth commit
$whitespace
prefix of note for fourth commit
$whitespace
third note for fourth commit
third commit
prefix of note for third commit
$whitespace
third note for third commit
second commit
third note for second commit
first commit
third note for first commit
EXPECT_END
test_expect_success 'add concatentation notes with M command' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual &&
test_cmp expect actual
'
test_tick
cat >input <<INPUT_END
commit refs/notes/test
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
fifth notes commit
COMMIT
from refs/notes/test^0
deleteall
INPUT_END
cat >expect <<EXPECT_END
fourth commit
third commit
second commit
first commit
EXPECT_END
test_expect_success 'verify that deleteall also removes notes' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual &&
test_cmp expect actual
'
test_tick
cat >input <<INPUT_END
commit refs/notes/test
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
sixth notes commit
COMMIT
from refs/notes/test^0
M 644 inline $commit1
data <<EOF
third note for first commit
EOF
M 644 inline $commit3
data <<EOF
third note for third commit
EOF
N inline $commit1
data <<EOF
fourth note for first commit
EOF
N inline $commit3
data <<EOF
fourth note for third commit
EOF
INPUT_END
cat >expect <<EXPECT_END
fourth commit
third commit
fourth note for third commit
second commit
first commit
fourth note for first commit
EXPECT_END
test_expect_success 'verify that later N commands override earlier M commands' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/test git log | grep "^ " > actual &&
test_cmp expect actual
'
# Write fast-import commands to create the given number of commits
fast_import_commits () {
my_ref=$1
my_num_commits=$2
my_append_to_file=$3
my_i=0
while test $my_i -lt $my_num_commits
do
my_i=$(($my_i + 1))
test_tick
cat >>"$my_append_to_file" <<INPUT_END
commit $my_ref
mark :$my_i
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
commit #$my_i
COMMIT
M 644 inline file
data <<EOF
file contents in commit #$my_i
EOF
INPUT_END
done
}
# Write fast-import commands to create the given number of notes annotating
# the commits created by fast_import_commits()
fast_import_notes () {
my_notes_ref=$1
my_num_commits=$2
my_append_to_file=$3
my_note_append=$4
test_tick
cat >>"$my_append_to_file" <<INPUT_END
commit $my_notes_ref
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
committing $my_num_commits notes
COMMIT
INPUT_END
my_i=0
while test $my_i -lt $my_num_commits
do
my_i=$(($my_i + 1))
cat >>"$my_append_to_file" <<INPUT_END
N inline :$my_i
data <<EOF
note for commit #$my_i$my_note_append
EOF
INPUT_END
done
}
rm input expect
num_commits=400
# Create lots of commits
fast_import_commits "refs/heads/many_commits" $num_commits input
# Create one note per above commit
fast_import_notes "refs/notes/many_notes" $num_commits input
# Add a couple of non-notes as well
test_tick
cat >>input <<INPUT_END
commit refs/notes/many_notes
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
committing some non-notes to the notes tree
COMMIT
M 755 inline foobar/non-note.txt
data <<EOF
This is not a note, but rather a regular file residing in a notes tree
EOF
M 644 inline deadbeef
data <<EOF
Non-note file
EOF
M 644 inline de/adbeef
data <<EOF
Another non-note file
EOF
INPUT_END
# Finally create the expected output from all these notes and commits
i=$num_commits
while test $i -gt 0
do
cat >>expect <<EXPECT_END
commit #$i
note for commit #$i
EXPECT_END
i=$(($i - 1))
done
test_expect_success 'add lots of commits and notes' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/many_notes git log refs/heads/many_commits |
grep "^ " > actual &&
test_cmp expect actual
'
test_expect_success 'verify that lots of notes trigger a fanout scheme' '
# None of the entries in the top-level notes tree should be a full SHA1
git ls-tree --name-only refs/notes/many_notes |
while read path
do
if test $(expr length "$path") -ge 40
then
return 1
fi
done
'
cat >>expect_non-note1 << EOF
This is not a note, but rather a regular file residing in a notes tree
EOF
cat >>expect_non-note2 << EOF
Non-note file
EOF
cat >>expect_non-note3 << EOF
Another non-note file
EOF
test_expect_success 'verify that non-notes are untouched by a fanout change' '
git cat-file -p refs/notes/many_notes:foobar/non-note.txt > actual &&
test_cmp expect_non-note1 actual &&
git cat-file -p refs/notes/many_notes:deadbeef > actual &&
test_cmp expect_non-note2 actual &&
git cat-file -p refs/notes/many_notes:de/adbeef > actual &&
test_cmp expect_non-note3 actual
'
# Change the notes for the three top commits
test_tick
cat >input <<INPUT_END
commit refs/notes/many_notes
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
changing notes for the top three commits
COMMIT
from refs/notes/many_notes^0
INPUT_END
rm expect
i=$num_commits
j=0
while test $j -lt 3
do
cat >>input <<INPUT_END
N inline refs/heads/many_commits~$j
data <<EOF
changed note for commit #$i
EOF
INPUT_END
cat >>expect <<EXPECT_END
commit #$i
changed note for commit #$i
EXPECT_END
i=$(($i - 1))
j=$(($j + 1))
done
test_expect_success 'change a few existing notes' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/many_notes git log -n3 refs/heads/many_commits |
grep "^ " > actual &&
test_cmp expect actual
'
test_expect_success 'verify that changing notes respect existing fanout' '
# None of the entries in the top-level notes tree should be a full SHA1
git ls-tree --name-only refs/notes/many_notes |
while read path
do
if test $(expr length "$path") -ge 40
then
return 1
fi
done
'
remaining_notes=10
test_tick
cat >input <<INPUT_END
commit refs/notes/many_notes
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
data <<COMMIT
removing all notes but $remaining_notes
COMMIT
from refs/notes/many_notes^0
INPUT_END
i=$(($num_commits - $remaining_notes))
for sha1 in $(git rev-list -n $i refs/heads/many_commits)
do
cat >>input <<INPUT_END
N 0000000000000000000000000000000000000000 $sha1
INPUT_END
done
i=$num_commits
rm expect
while test $i -gt 0
do
cat >>expect <<EXPECT_END
commit #$i
EXPECT_END
if test $i -le $remaining_notes
then
cat >>expect <<EXPECT_END
note for commit #$i
EXPECT_END
fi
i=$(($i - 1))
done
test_expect_success 'remove lots of notes' '
git fast-import <input &&
GIT_NOTES_REF=refs/notes/many_notes git log refs/heads/many_commits |
grep "^ " > actual &&
test_cmp expect actual
'
test_expect_success 'verify that removing notes trigger fanout consolidation' '
# All entries in the top-level notes tree should be a full SHA1
git ls-tree --name-only -r refs/notes/many_notes |
while read path
do
# Explicitly ignore the non-note paths
test "$path" = "foobar/non-note.txt" && continue
test "$path" = "deadbeef" && continue
test "$path" = "de/adbeef" && continue
if test $(expr length "$path") -ne 40
then
return 1
fi
done
'
test_expect_success 'verify that non-notes are untouched by a fanout change' '
git cat-file -p refs/notes/many_notes:foobar/non-note.txt > actual &&
test_cmp expect_non-note1 actual &&
git cat-file -p refs/notes/many_notes:deadbeef > actual &&
test_cmp expect_non-note2 actual &&
git cat-file -p refs/notes/many_notes:de/adbeef > actual &&
test_cmp expect_non-note3 actual
'
rm input expect
num_notes_refs=10
num_commits=16
some_commits=8
# Create commits
fast_import_commits "refs/heads/more_commits" $num_commits input
# Create one note per above commit per notes ref
i=0
while test $i -lt $num_notes_refs
do
i=$(($i + 1))
fast_import_notes "refs/notes/more_notes_$i" $num_commits input
done
# Trigger branch reloading in git-fast-import by repeating the note creation
i=0
while test $i -lt $num_notes_refs
do
i=$(($i + 1))
fast_import_notes "refs/notes/more_notes_$i" $some_commits input " (2)"
done
# Finally create the expected output from the notes in refs/notes/more_notes_1
i=$num_commits
while test $i -gt 0
do
note_data="note for commit #$i"
if test $i -le $some_commits
then
note_data="$note_data (2)"
fi
cat >>expect <<EXPECT_END
commit #$i
$note_data
EXPECT_END
i=$(($i - 1))
done
test_expect_success "add notes to $num_commits commits in each of $num_notes_refs refs" '
git fast-import --active-branches=5 <input &&
GIT_NOTES_REF=refs/notes/more_notes_1 git log refs/heads/more_commits |
grep "^ " > actual &&
test_cmp expect actual
'
test_done
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