strbuf: add strbuf_tolower function

diff --git a/t/t3910-mac-os-precompose.sh b/t/t3910-mac-os-precompose.sh
index 5fe57c5438e72150639fd6b970471a1689d30911..e4ba6013e41927bc0ec3ff3876648a71a71ce6e1 100755 (executable)
--- a/t/t3910-mac-os-precompose.sh
+++ b/t/t3910-mac-os-precompose.sh
@@ -36,7 +36,7 @@ Alongc=$Alongc$AEligatu$AEligatu                     #254 Byte
 
 test_expect_success "detect if nfd needed" '
        precomposeunicode=`git config core.precomposeunicode` &&
-       test "$precomposeunicode" = false &&
+       test "$precomposeunicode" = true &&
        git config core.precomposeunicode true
 '
 test_expect_success "setup" '