1 files changed, 89 insertions, 27 deletions
diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh
index b52397afd3..cfb32b6242 100755
--- a/t/t1450-fsck.sh
+++ b/t/t1450-fsck.sh
@@ -214,6 +214,48 @@ test_expect_success 'tag pointing to something else than its type' '
 	test_must_fail git fsck --tags
 '
 
+test_expect_success 'tag with incorrect tag name & missing tagger' '
+	sha=$(git rev-parse HEAD) &&
+	cat >wrong-tag <<-EOF &&
+	object $sha
+	type commit
+	tag wrong name format
+
+	This is an invalid tag.
+	EOF
+
+	tag=$(git hash-object -t tag -w --stdin <wrong-tag) &&
+	test_when_finished "remove_object $tag" &&
+	echo $tag >.git/refs/tags/wrong &&
+	test_when_finished "git update-ref -d refs/tags/wrong" &&
+	git fsck --tags 2>out &&
+
+	cat >expect <<-EOF &&
+	warning in tag $tag: invalid '\''tag'\'' name: wrong name format
+	warning in tag $tag: invalid format - expected '\''tagger'\'' line
+	EOF
+	test_cmp expect out
+'
+
+test_expect_success 'tag with bad tagger' '
+	sha=$(git rev-parse HEAD) &&
+	cat >wrong-tag <<-EOF &&
+	object $sha
+	type commit
+	tag not-quite-wrong
+	tagger Bad Tagger Name
+
+	This is an invalid tag.
+	EOF
+
+	tag=$(git hash-object --literally -t tag -w --stdin <wrong-tag) &&
+	test_when_finished "remove_object $tag" &&
+	echo $tag >.git/refs/tags/wrong &&
+	test_when_finished "git update-ref -d refs/tags/wrong" &&
+	test_must_fail git fsck --tags 2>out &&
+	grep "error in tag .*: invalid author/committer" out
+'
+
 test_expect_success 'cleaned up' '
 	git fsck >actual 2>&1 &&
 	test_cmp empty actual
@@ -271,34 +313,54 @@ test_expect_success 'fsck notices submodule entry pointing to null sha1' '
 	)
 '
 
-test_expect_success 'fsck notices "." and ".." in trees' '
-	(
-		git init dots &&
-		cd dots &&
-		blob=$(echo foo | git hash-object -w --stdin) &&
-		tab=$(printf "\\t") &&
-		git mktree <<-EOF &&
-		100644 blob $blob$tab.
-		100644 blob $blob$tab..
-		EOF
-		git fsck 2>out &&
-		cat out &&
-		grep "warning.*\\." out
-	)
-'
-
-test_expect_success 'fsck notices ".git" in trees' '
+while read name path pretty; do
+	while read mode type; do
+		: ${pretty:=$path}
+		test_expect_success "fsck notices $pretty as $type" '
+		(
+			git init $name-$type &&
+			cd $name-$type &&
+			echo content >file &&
+			git add file &&
+			git commit -m base &&
+			blob=$(git rev-parse :file) &&
+			tree=$(git rev-parse HEAD^{tree}) &&
+			value=$(eval "echo \$$type") &&
+			printf "$mode $type %s\t%s" "$value" "$path" >bad &&
+			bad_tree=$(git mktree <bad) &&
+			git fsck 2>out &&
+			cat out &&
+			grep "warning.*tree $bad_tree" out
+		)'
+	done <<-\EOF
+	100644 blob
+	040000 tree
+	EOF
+done <<-EOF
+dot .
+dotdot ..
+dotgit .git
+dotgit-case .GIT
+dotgit-unicode .gI${u200c}T .gI{u200c}T
+dotgit-case2 .Git
+git-tilde1 git~1
+dotgitdot .git.
+dot-backslash-case .\\\\.GIT\\\\foobar
+dotgit-case-backslash .git\\\\foobar
+EOF
+
+test_expect_success 'fsck allows .Ňit' '
 	(
-		git init dotgit &&
-		cd dotgit &&
-		blob=$(echo foo | git hash-object -w --stdin) &&
-		tab=$(printf "\\t") &&
-		git mktree <<-EOF &&
-		100644 blob $blob$tab.git
-		EOF
-		git fsck 2>out &&
-		cat out &&
-		grep "warning.*\\.git" out
+		git init not-dotgit &&
+		cd not-dotgit &&
+		echo content >file &&
+		git add file &&
+		git commit -m base &&
+		blob=$(git rev-parse :file) &&
+		printf "100644 blob $blob\t.\\305\\207it" >tree &&
+		tree=$(git mktree <tree) &&
+		git fsck 2>err &&
+		test_line_count = 0 err
 	)
 '