--- /dev/null
+#!/bin/sh
+
+set -e
+
+# Uncomment the set -v line for debugging
+# set -v
+
+# Test compression flags and check that they work
+zstd file ; zstd -t file.zst
+zstd -f file ; zstd -t file.zst
+zstd -f -z file ; zstd -t file.zst
+zstd -f -k file ; zstd -t file.zst
+zstd -f -C file ; zstd -t file.zst
+zstd -f --check file ; zstd -t file.zst
+zstd -f --no-check file ; zstd -t file.zst
+zstd -f -- file ; zstd -t file.zst
+
+# Test output file compression
+zstd -o file-out.zst ; zstd -t file-out.zst
+zstd -fo file-out.zst; zstd -t file-out.zst
+
+# Test compression to stdout
+zstd -c file | zstd -t
+zstd --stdout file | zstd -t
+println bob | zstd | zstd -t
+
+# Test keeping input file when compressing to stdout in gzip mode
+if $(command -v $ZSTD_SYMLINK_DIR/gzip); then
+ $ZSTD_SYMLINK_DIR/gzip -c file | zstd -t ; test -f file
+ $ZSTD_SYMLINK_DIR/gzip --stdout file | zstd -t ; test -f file
+fi
+
+# Test --rm
+cp file file-rm
+zstd --rm file-rm; zstd -t file-rm.zst
+test ! -f file-rm