read-cache.c: fix index memory allocation

[git.git] / t / test-lib.sh

diff --git a/t/test-lib.sh b/t/test-lib.sh
index e27422217db28f0c6693deb0d9c093ba89a72dda..bdd9513b84301275330d3dd7e49af05081ef9cd7 100644 (file)
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -361,6 +361,24 @@ test_chmod () {
        git update-index --add "--chmod=$@"
 }
 
+# Unset a configuration variable, but don't fail if it doesn't exist.
+test_unconfig () {
+       git config --unset-all "$@"
+       config_status=$?
+       case "$config_status" in
+       5) # ok, nothing to unset
+               config_status=0
+               ;;
+       esac
+       return $config_status
+}
+
+# Set git config, automatically unsetting it after the test is over.
+test_config () {
+       test_when_finished "test_unconfig '$1'" &&
+       git config "$@"
+}
+
 # Use test_set_prereq to tell that a particular prerequisite is available.
 # The prerequisite can later be checked for in two ways:
 #
@@ -932,6 +950,8 @@ then
        do
                make_valgrind_symlink $file
        done
+       # special-case the mergetools loadables
+       make_symlink "$GIT_BUILD_DIR"/mergetools "$GIT_VALGRIND/bin/mergetools"
        OLDIFS=$IFS
        IFS=:
        for path in $PATH