1 files changed, 67 insertions, 0 deletions
diff --git a/t/t9303-fast-import-compression.sh b/t/t9303-fast-import-compression.sh
new file mode 100755
index 0000000000..5045f02a53
--- /dev/null
+++ b/t/t9303-fast-import-compression.sh
@@ -0,0 +1,67 @@
+#!/bin/sh
+
+test_description='compression setting of fast-import utility'
+. ./test-lib.sh
+
+# This should be moved to test-lib.sh together with the
+# copy in t0021 after both topics have graduated to 'master'.
+file_size () {
+	test-tool path-utils file-size "$1"
+}
+
+import_large () {
+	(
+		echo blob
+		echo "data <<EOD"
+		printf "%2000000s\n" "$*"
+		echo EOD
+	) | git "$@" fast-import
+}
+
+while read expect config
+do
+	test_expect_success "fast-import (packed) with $config" '
+		test_when_finished "rm -f .git/objects/pack/pack-*.*" &&
+		test_when_finished "rm -rf .git/objects/??" &&
+		import_large -c fastimport.unpacklimit=0 $config &&
+		sz=$(file_size .git/objects/pack/pack-*.pack) &&
+		case "$expect" in
+		small) test "$sz" -le 100000 ;;
+		large) test "$sz" -ge 100000 ;;
+		esac
+	'
+done <<\EOF
+large -c core.compression=0
+small -c core.compression=9
+large -c core.compression=0 -c pack.compression=0
+large -c core.compression=9 -c pack.compression=0
+small -c core.compression=0 -c pack.compression=9
+small -c core.compression=9 -c pack.compression=9
+large -c pack.compression=0
+small -c pack.compression=9
+EOF
+
+while read expect config
+do
+	test_expect_success "fast-import (loose) with $config" '
+		test_when_finished "rm -f .git/objects/pack/pack-*.*" &&
+		test_when_finished "rm -rf .git/objects/??" &&
+		import_large -c fastimport.unpacklimit=9 $config &&
+		sz=$(file_size .git/objects/??/????*) &&
+		case "$expect" in
+		small) test "$sz" -le 100000 ;;
+		large) test "$sz" -ge 100000 ;;
+		esac
+	'
+done <<\EOF
+large -c core.compression=0
+small -c core.compression=9
+large -c core.compression=0 -c core.loosecompression=0
+large -c core.compression=9 -c core.loosecompression=0
+small -c core.compression=0 -c core.loosecompression=9
+small -c core.compression=9 -c core.loosecompression=9
+large -c core.loosecompression=0
+small -c core.loosecompression=9
+EOF
+
+test_done