submodule add: allow relative repository path even when no url is set

diff --git a/t/t7400-submodule-basic.sh b/t/t7400-submodule-basic.sh
index 2c49db9f6244225db7f82b574f21f05b58bfdc26..9099e80e9e2bde606ca481dd4a0a9cc977c8d38e 100755 (executable)
--- a/t/t7400-submodule-basic.sh
+++ b/t/t7400-submodule-basic.sh
@@ -446,4 +446,52 @@ test_expect_success 'add should fail when path is used by an existing directory'
        )
 '
 
+test_expect_success 'use superproject as upstream when path is relative and no url is set there' '
+       (
+               cd addtest &&
+               git submodule add ../repo relative &&
+               test "$(git config -f .gitmodules submodule.relative.url)" = ../repo &&
+               git submodule sync relative &&
+               test "$(git config submodule.relative.url)" = "$submodurl/repo"
+       )
+'
+
+test_expect_success 'set up for relative path tests' '
+       mkdir reltest &&
+       (
+               cd reltest &&
+               git init &&
+               mkdir sub &&
+               (
+                       cd sub &&
+                       git init &&
+                       test_commit foo
+               ) &&
+               git add sub &&
+               git config -f .gitmodules submodule.sub.path sub &&
+               git config -f .gitmodules submodule.sub.url ../subrepo &&
+               cp .git/config pristine-.git-config
+       )
+'
+
+test_expect_success 'relative path works with URL' '
+       (
+               cd reltest &&
+               cp pristine-.git-config .git/config &&
+               git config remote.origin.url ssh://hostname/repo &&
+               git submodule init &&
+               test "$(git config submodule.sub.url)" = ssh://hostname/subrepo
+       )
+'
+
+test_expect_success 'relative path works with user@host:path' '
+       (
+               cd reltest &&
+               cp pristine-.git-config .git/config &&
+               git config remote.origin.url user@host:repo &&
+               git submodule init &&
+               test "$(git config submodule.sub.url)" = user@host:subrepo
+       )
+'
+
 test_done