git reset --hard master >/dev/null 2>&1
'
+test_expect_success 'custom commands override built-ins' '
+ git checkout -b test14 branch1 &&
+ git config mergetool.defaults.cmd "cat \"\$REMOTE\" >\"\$MERGED\"" &&
+ git config mergetool.defaults.trustExitCode true &&
+ test_must_fail git merge master &&
+ git mergetool --no-prompt --tool defaults -- both &&
+ echo master both added >expected &&
+ test_cmp both expected &&
+ git config --unset mergetool.defaults.cmd &&
+ git config --unset mergetool.defaults.trustExitCode &&
+ git reset --hard master >/dev/null 2>&1
+'
+
test_done