Add a base implementation of SHA-256 support

diff --git a/t/t5601-clone.sh b/t/t5601-clone.sh
index 0b620377448bc3b97d39d2b6beceb4d185edb7ba..f1a49e94f5fe56a0c175b0e5354ce1d5300cb382 100755 (executable)
--- a/t/t5601-clone.sh
+++ b/t/t5601-clone.sh
@@ -618,16 +618,22 @@ hex2oct () {
 test_expect_success 'clone on case-insensitive fs' '
        git init icasefs &&
        (
-               cd icasefs
+               cd icasefs &&
                o=$(git hash-object -w --stdin </dev/null | hex2oct) &&
                t=$(printf "100644 X\0${o}100644 x\0${o}" |
                        git hash-object -w -t tree --stdin) &&
                c=$(git commit-tree -m bogus $t) &&
                git update-ref refs/heads/bogus $c &&
-               git clone -b bogus . bogus
+               git clone -b bogus . bogus 2>warning
        )
 '
 
+test_expect_success !MINGW,!CYGWIN,CASE_INSENSITIVE_FS 'colliding file detection' '
+       grep X icasefs/warning &&
+       grep x icasefs/warning &&
+       test_i18ngrep "the following paths have collided" icasefs/warning
+'
+
 partial_clone () {
               SERVER="$1" &&
               URL="$2" &&