p7000: add test for filter-branch with --prune-empty

diff --git a/t/t5003-archive-zip.sh b/t/t5003-archive-zip.sh
index 14744b2a4b1e646890176ec53970d36de6f8ec3b..55c78709978ff75cdbd794ee4c816dfd1eb55ef0 100755 (executable)
--- a/t/t5003-archive-zip.sh
+++ b/t/t5003-archive-zip.sh
@@ -64,6 +64,12 @@ check_zip() {
                test_cmp_bin $original/nodiff.crlf $extracted/nodiff.crlf &&
                test_cmp_bin $original/nodiff.lf   $extracted/nodiff.lf
        "
+
+       test_expect_success UNZIP " validate that custom diff is unchanged " "
+               test_cmp_bin $original/custom.cr   $extracted/custom.cr &&
+               test_cmp_bin $original/custom.crlf $extracted/custom.crlf &&
+               test_cmp_bin $original/custom.lf   $extracted/custom.lf
+       "
 }
 
 test_expect_success \
@@ -78,6 +84,9 @@ test_expect_success \
      printf "text\r"   >a/nodiff.cr &&
      printf "text\r\n" >a/nodiff.crlf &&
      printf "text\n"   >a/nodiff.lf &&
+     printf "text\r"   >a/custom.cr &&
+     printf "text\r\n" >a/custom.crlf &&
+     printf "text\n"   >a/custom.lf &&
      printf "\0\r"     >a/binary.cr &&
      printf "\0\r\n"   >a/binary.crlf &&
      printf "\0\n"     >a/binary.lf &&
@@ -112,15 +121,20 @@ test_expect_success 'add files to repository' '
 test_expect_success 'setup export-subst and diff attributes' '
        echo "a/nodiff.* -diff" >>.git/info/attributes &&
        echo "a/diff.* diff" >>.git/info/attributes &&
+       echo "a/custom.* diff=custom" >>.git/info/attributes &&
+       git config diff.custom.binary true &&
        echo "substfile?" export-subst >>.git/info/attributes &&
        git log --max-count=1 "--pretty=format:A${SUBSTFORMAT}O" HEAD \
                >a/substfile1
 '
 
-test_expect_success \
-    'create bare clone' \
-    'git clone --bare . bare.git &&
-     cp .git/info/attributes bare.git/info/attributes'
+test_expect_success 'create bare clone' '
+       git clone --bare . bare.git &&
+       cp .git/info/attributes bare.git/info/attributes &&
+       # Recreate our changes to .git/config rather than just copying it, as
+       # we do not want to clobber core.bare or other settings.
+       git -C bare.git config diff.custom.binary true
+'
 
 test_expect_success \
     'remove ignored file' \