merge(third_party/git): Merge squashed git subtree at v2.23.0

Merge commit '1b593e1ea4' as 'third_party/git'

third_party/git/t/t3306-notes-prune.sh

@@ -0,0 +1,141 @@
+#!/bin/sh
+
+test_description='Test git notes prune'
+
+. ./test-lib.sh
+
+test_expect_success 'setup: create a few commits with notes' '
+
+	: > file1 &&
+	git add file1 &&
+	test_tick &&
+	git commit -m 1st &&
+	git notes add -m "Note #1" &&
+	: > file2 &&
+	git add file2 &&
+	test_tick &&
+	git commit -m 2nd &&
+	git notes add -m "Note #2" &&
+	: > file3 &&
+	git add file3 &&
+	test_tick &&
+	git commit -m 3rd &&
+	COMMIT_FILE=.git/objects/5e/e1c35e83ea47cd3cc4f8cbee0568915fbbbd29 &&
+	test -f $COMMIT_FILE &&
+	test-tool chmtime =+0 $COMMIT_FILE &&
+	git notes add -m "Note #3"
+'
+
+cat > expect <<END_OF_LOG
+commit 5ee1c35e83ea47cd3cc4f8cbee0568915fbbbd29
+Author: A U Thor <author@example.com>
+Date:   Thu Apr 7 15:15:13 2005 -0700
+
+    3rd
+
+Notes:
+    Note #3
+
+commit 08341ad9e94faa089d60fd3f523affb25c6da189
+Author: A U Thor <author@example.com>
+Date:   Thu Apr 7 15:14:13 2005 -0700
+
+    2nd
+
+Notes:
+    Note #2
+
+commit ab5f302035f2e7aaf04265f08b42034c23256e1f
+Author: A U Thor <author@example.com>
+Date:   Thu Apr 7 15:13:13 2005 -0700
+
+    1st
+
+Notes:
+    Note #1
+END_OF_LOG
+
+test_expect_success 'verify commits and notes' '
+
+	git log > actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'remove some commits' '
+
+	git reset --hard HEAD~1 &&
+	git reflog expire --expire=now HEAD &&
+	git gc --prune=now
+'
+
+test_expect_success 'verify that commits are gone' '
+
+	test_must_fail git cat-file -p 5ee1c35e83ea47cd3cc4f8cbee0568915fbbbd29 &&
+	git cat-file -p 08341ad9e94faa089d60fd3f523affb25c6da189 &&
+	git cat-file -p ab5f302035f2e7aaf04265f08b42034c23256e1f
+'
+
+test_expect_success 'verify that notes are still present' '
+
+	git notes show 5ee1c35e83ea47cd3cc4f8cbee0568915fbbbd29 &&
+	git notes show 08341ad9e94faa089d60fd3f523affb25c6da189 &&
+	git notes show ab5f302035f2e7aaf04265f08b42034c23256e1f
+'
+
+test_expect_success 'prune -n does not remove notes' '
+
+	git notes list > expect &&
+	git notes prune -n &&
+	git notes list > actual &&
+	test_cmp expect actual
+'
+
+cat > expect <<EOF
+5ee1c35e83ea47cd3cc4f8cbee0568915fbbbd29
+EOF
+
+test_expect_success 'prune -n lists prunable notes' '
+
+
+	git notes prune -n > actual &&
+	test_cmp expect actual
+'
+
+
+test_expect_success 'prune notes' '
+
+	git notes prune
+'
+
+test_expect_success 'verify that notes are gone' '
+
+	test_must_fail git notes show 5ee1c35e83ea47cd3cc4f8cbee0568915fbbbd29 &&
+	git notes show 08341ad9e94faa089d60fd3f523affb25c6da189 &&
+	git notes show ab5f302035f2e7aaf04265f08b42034c23256e1f
+'
+
+test_expect_success 'remove some commits' '
+
+	git reset --hard HEAD~1 &&
+	git reflog expire --expire=now HEAD &&
+	git gc --prune=now
+'
+
+cat > expect <<EOF
+08341ad9e94faa089d60fd3f523affb25c6da189
+EOF
+
+test_expect_success 'prune -v notes' '
+
+	git notes prune -v > actual &&
+	test_cmp expect actual
+'
+
+test_expect_success 'verify that notes are gone' '
+
+	test_must_fail git notes show 5ee1c35e83ea47cd3cc4f8cbee0568915fbbbd29 &&
+	test_must_fail git notes show 08341ad9e94faa089d60fd3f523affb25c6da189 &&
+	git notes show ab5f302035f2e7aaf04265f08b42034c23256e1f
+'
+
+test_done