#!/bin/bash
#
# Copyright(c) 2012-2020 Intel Corporation
# SPDX-License-Identifier: BSD-3-Clause-Clear
#

# The line below specified that line under it should be used as the test's short description when launching test via run_tests script.
# The text should not be longer than 80 chars - if it is, the script will strip addititonal characters
# DESCRIPTION Check data integrity for every cache mode and cache line size

# Standard beginning for every test - get the main tests directory and
# link the cas_lib file for CAS API, then use "start_test $*" to pass params
# and do other necessary checks and setup
TESTS_DIR="$(dirname $0)/../"
. $TESTS_DIR/cas_lib
start_test $*

# This is where the real test starts
which fio &> /dev/null
if [ $? -ne 0 ] ; then
	error "Fio not installed!"
	end_test $CAS_TEST_NOT_RUN
fi

# Use CACHE_DEVICE provided by configuration file and remove partitions from this device
TARGET_DEVICE_OPTION="$CACHE_DEVICE" remove_partitions
TARGET_DEVICE_OPTION="$CORE_DEVICE" remove_partitions

# Create one primary partition (ID=1) of size 2000M on CACHE_DEVICE
TARGET_DEVICE_OPTION="$CACHE_DEVICE" PARTITION_SIZE_OPTION="2000M" PARTITION_IDS_OPTION="1" make_primary_partitions
TARGET_DEVICE_OPTION="$CORE_DEVICE" PARTITION_SIZE_OPTION="10000M" PARTITION_IDS_OPTION="1" make_primary_partitions

IO_ENGINES="sync psync vsync pvsync pvsync2 libaio posixaio mmap"
CACHE_MODES="wb pt wa wt wo"
CACHE_LINE_SIZES="4 8 16 32 64"

for mode in $CACHE_MODES; do
	for line_size in $CACHE_LINE_SIZES; do
		CACHE_ID_OPTION="1" CACHE_DEVICE_OPTION="${CACHE_DEVICE}-part1" \
						CACHE_MODE_OPTION="$mode" CACHE_LINE_SIZE="$line_size" \
						CACHE_FORCE_OPTION="yes" start_cache
		CACHE_ID_OPTION="1" CORE_DEVICE_OPTION="${CORE_DEVICE}-part1" add_core

		for engine in $IO_ENGINES; do
			run_cmd "fio --ioengine=${engine} --direct=1 --name=test \
				--filename=${DEVICE_NAME}1-1 --bs=4k --iodepth=64 \
				--readwrite=randrw --verify=crc32 --runtime=300 --time_based \
				--size=10G"
		done
		CACHE_ID_OPTION="1" stop_cache
	done
done


# Always return 0 at the end of the test - if at any point something has failed
# in the API functions, test will end and return a proper result.
# If you need to check other things during the test and end the test earlier, you
# should end the test using "end_test $retval" function
end_test 0