From c8bae7493d2f2910b57f13ded012e86bdcfb0532 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 16:47:53 +0200
Subject: Adding upstream version 1:2.39.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 t/t3303-notes-subtrees.sh | 199 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 199 insertions(+)
 create mode 100755 t/t3303-notes-subtrees.sh

(limited to 't/t3303-notes-subtrees.sh')

diff --git a/t/t3303-notes-subtrees.sh b/t/t3303-notes-subtrees.sh
new file mode 100755
index 0000000..bc9b791
--- /dev/null
+++ b/t/t3303-notes-subtrees.sh
@@ -0,0 +1,199 @@
+#!/bin/sh
+
+test_description='Test commit notes organized in subtrees'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+
+number_of_commits=100
+
+start_note_commit () {
+	test_tick &&
+	cat <<INPUT_END
+commit refs/notes/commits
+committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+data <<COMMIT
+notes
+COMMIT
+
+from refs/notes/commits^0
+deleteall
+INPUT_END
+
+}
+
+verify_notes () {
+	git log | grep "^    " > output &&
+	i=$number_of_commits &&
+	while [ $i -gt 0 ]; do
+		echo "    commit #$i" &&
+		echo "    note for commit #$i" &&
+		i=$(($i-1)) || return 1
+	done > expect &&
+	test_cmp expect output
+}
+
+test_expect_success "setup: create $number_of_commits commits" '
+
+	(
+		nr=0 &&
+		while [ $nr -lt $number_of_commits ]; do
+			nr=$(($nr+1)) &&
+			test_tick &&
+			cat <<INPUT_END || return 1
+commit refs/heads/main
+committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+data <<COMMIT
+commit #$nr
+COMMIT
+
+M 644 inline file
+data <<EOF
+file in commit #$nr
+EOF
+
+INPUT_END
+
+		done &&
+		test_tick &&
+		cat <<INPUT_END
+commit refs/notes/commits
+committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
+data <<COMMIT
+no notes
+COMMIT
+
+deleteall
+
+INPUT_END
+
+	) |
+	git fast-import --quiet &&
+	git config core.notesRef refs/notes/commits
+'
+
+test_sha1_based () {
+	(
+		start_note_commit &&
+		nr=$number_of_commits &&
+		git rev-list refs/heads/main >out &&
+		while read sha1; do
+			note_path=$(echo "$sha1" | sed "$1")
+			cat <<INPUT_END &&
+M 100644 inline $note_path
+data <<EOF
+note for commit #$nr
+EOF
+
+INPUT_END
+
+			nr=$(($nr-1))
+		done <out
+	) >gfi &&
+	git fast-import --quiet <gfi
+}
+
+test_expect_success 'test notes in 2/38-fanout' 'test_sha1_based "s|^..|&/|"'
+test_expect_success 'verify notes in 2/38-fanout' 'verify_notes'
+
+test_expect_success 'test notes in 2/2/36-fanout' 'test_sha1_based "s|^\(..\)\(..\)|\1/\2/|"'
+test_expect_success 'verify notes in 2/2/36-fanout' 'verify_notes'
+
+test_expect_success 'test notes in 2/2/2/34-fanout' 'test_sha1_based "s|^\(..\)\(..\)\(..\)|\1/\2/\3/|"'
+test_expect_success 'verify notes in 2/2/2/34-fanout' 'verify_notes'
+
+test_same_notes () {
+	(
+		start_note_commit &&
+		nr=$number_of_commits &&
+		git rev-list refs/heads/main |
+		while read sha1; do
+			first_note_path=$(echo "$sha1" | sed "$1")
+			second_note_path=$(echo "$sha1" | sed "$2")
+			cat <<INPUT_END &&
+M 100644 inline $second_note_path
+data <<EOF
+note for commit #$nr
+EOF
+
+M 100644 inline $first_note_path
+data <<EOF
+note for commit #$nr
+EOF
+
+INPUT_END
+
+			nr=$(($nr-1))
+		done
+	) |
+	git fast-import --quiet
+}
+
+test_expect_success 'test same notes in no fanout and 2/38-fanout' 'test_same_notes "s|^..|&/|" ""'
+test_expect_success 'verify same notes in no fanout and 2/38-fanout' 'verify_notes'
+
+test_expect_success 'test same notes in no fanout and 2/2/36-fanout' 'test_same_notes "s|^\(..\)\(..\)|\1/\2/|" ""'
+test_expect_success 'verify same notes in no fanout and 2/2/36-fanout' 'verify_notes'
+
+test_expect_success 'test same notes in 2/38-fanout and 2/2/36-fanout' 'test_same_notes "s|^\(..\)\(..\)|\1/\2/|" "s|^..|&/|"'
+test_expect_success 'verify same notes in 2/38-fanout and 2/2/36-fanout' 'verify_notes'
+
+test_expect_success 'test same notes in 2/2/2/34-fanout and 2/2/36-fanout' 'test_same_notes "s|^\(..\)\(..\)|\1/\2/|" "s|^\(..\)\(..\)\(..\)|\1/\2/\3/|"'
+test_expect_success 'verify same notes in 2/2/2/34-fanout and 2/2/36-fanout' 'verify_notes'
+
+test_concatenated_notes () {
+	(
+		start_note_commit &&
+		nr=$number_of_commits &&
+		git rev-list refs/heads/main |
+		while read sha1; do
+			first_note_path=$(echo "$sha1" | sed "$1")
+			second_note_path=$(echo "$sha1" | sed "$2")
+			cat <<INPUT_END &&
+M 100644 inline $second_note_path
+data <<EOF
+second note for commit #$nr
+EOF
+
+M 100644 inline $first_note_path
+data <<EOF
+first note for commit #$nr
+EOF
+
+INPUT_END
+
+			nr=$(($nr-1))
+		done
+	) |
+	git fast-import --quiet
+}
+
+verify_concatenated_notes () {
+	git log | grep "^    " > output &&
+	i=$number_of_commits &&
+	while [ $i -gt 0 ]; do
+		echo "    commit #$i" &&
+		echo "    first note for commit #$i" &&
+		echo "    " &&
+		echo "    second note for commit #$i" &&
+		i=$(($i-1)) || return 1
+	done > expect &&
+	test_cmp expect output
+}
+
+test_expect_success 'test notes in no fanout concatenated with 2/38-fanout' 'test_concatenated_notes "s|^..|&/|" ""'
+test_expect_success 'verify notes in no fanout concatenated with 2/38-fanout' 'verify_concatenated_notes'
+
+test_expect_success 'test notes in no fanout concatenated with 2/2/36-fanout' 'test_concatenated_notes "s|^\(..\)\(..\)|\1/\2/|" ""'
+test_expect_success 'verify notes in no fanout concatenated with 2/2/36-fanout' 'verify_concatenated_notes'
+
+test_expect_success 'test notes in 2/38-fanout concatenated with 2/2/36-fanout' 'test_concatenated_notes "s|^\(..\)\(..\)|\1/\2/|" "s|^..|&/|"'
+test_expect_success 'verify notes in 2/38-fanout concatenated with 2/2/36-fanout' 'verify_concatenated_notes'
+
+test_expect_success 'test notes in 2/2/36-fanout concatenated with 2/2/2/34-fanout' 'test_concatenated_notes "s|^\(..\)\(..\)\(..\)|\1/\2/\3/|" "s|^\(..\)\(..\)|\1/\2/|"'
+test_expect_success 'verify notes in 2/2/36-fanout concatenated with 2/2/2/34-fanout' 'verify_concatenated_notes'
+
+test_done
-- 
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