"${BT_TESTS_BT2_BIN}" -o ctf-metadata "${BT_CTF_TRACES_PATH}/succeed/wk-heartbeat-u" > "$tmp_metadata"
ok $? "Run babeltrace -o ctf-metadata with a valid trace directory, correct exit status"
-cmp -s "$tmp_metadata" "${BT_TESTS_DATADIR}/cli/test_output_ctf_metadata.ref"
+bt_diff "${BT_TESTS_DATADIR}/cli/test_output_ctf_metadata.ref" "$tmp_metadata"
ok $? "Run babeltrace -o ctf-metadata with a valid trace directory, correct output"
# Test an invalid trace directory.