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-rwxr-xr-xt/t4030-diff-textconv.sh9
1 files changed, 3 insertions, 6 deletions
diff --git a/t/t4030-diff-textconv.sh b/t/t4030-diff-textconv.sh
index daebf9796f..f904fc19f6 100755
--- a/t/t4030-diff-textconv.sh
+++ b/t/t4030-diff-textconv.sh
@@ -20,13 +20,10 @@ cat >expect.text <<'EOF'
+1
EOF
-cat >hexdump <<'EOF'
-#!/bin/sh
-"$PERL_PATH" -e '$/ = undef; $_ = <>; s/./ord($&)/ge; print $_' < "$1"
-EOF
-chmod +x hexdump
-
test_expect_success 'setup binary file with history' '
+ write_script hexdump <<-\EOF &&
+ tr "\000\001" "01" <"$1"
+ EOF
test_commit --printf one file "\\0\\n" &&
test_commit --printf --append two file "\\01\\n"
'