From f9750eef9c74968c7ff147c91eb038fe7be18460 Mon Sep 17 00:00:00 2001
From: Ma Feng <mafeng.ma@huawei.com>
Date: Mon, 28 Mar 2022 22:37:35 +0800
Subject: [PATCH] linuxkerneltest: add enhancedswap test suite

Signed-off-by: Ma Feng <mafeng.ma@huawei.com>
---
 .../testcases/bin/enhancedswap01.sh           | 72 +++++++++++++++
 .../testcases/bin/enhancedswap02.sh           | 83 +++++++++++++++++
 .../testcases/bin/enhancedswap03.sh           | 65 ++++++++++++++
 .../testcases/bin/enhancedswap04.sh           | 86 ++++++++++++++++++
 .../testcases/bin/enhancedswap05.sh           | 88 +++++++++++++++++++
 .../runtest/bin/enhancedswap_t_init.sh        | 78 ++++++++++++++++
 .../runtest/bin/enhancedswap_t_uninit.sh      | 43 +++++++++
 test/moduletest/runtest/conf/OH_RK3568_config |  1 +
 test/moduletest/runtest/tests/enhancedswap_t  | 30 +++++++
 9 files changed, 546 insertions(+)
 create mode 100644 test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap01.sh
 create mode 100644 test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap02.sh
 create mode 100644 test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap03.sh
 create mode 100644 test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap04.sh
 create mode 100644 test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap05.sh
 create mode 100644 test/moduletest/runtest/bin/enhancedswap_t_init.sh
 create mode 100644 test/moduletest/runtest/bin/enhancedswap_t_uninit.sh
 create mode 100644 test/moduletest/runtest/tests/enhancedswap_t

diff --git a/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap01.sh b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap01.sh
new file mode 100644
index 0000000..0f63380
--- /dev/null
+++ b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap01.sh
@@ -0,0 +1,72 @@
+#!/bin/sh
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap01.sh
+#
+# Description: enhanced swap /dev/memcg/memory.avail_buffers interface test
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+source tst_oh.sh
+
+do_setup()
+{
+
+}
+
+do_test()
+{
+    local ret=0
+    local res=0
+    local memcg_availbffers=/dev/memcg/memory.avail_buffers
+
+    tst_res TINFO "Start enhanced swap /dev/memcg/memory.avail_buffers \
+                   interface invalid setting test"
+    echo 0 1620 1529 0 > $memcg_availbffers
+    ret=$(($ret + $?))
+    echo 0 1620 -100 0 > $memcg_availbffers
+    ret=$(($ret + $?))
+    echo 0 -100 -100 0 > $memcg_availbffers
+    ret=$(($ret + $?))
+    echo 0 10000001 10000000 0 > $memcg_availbffers
+    ret=$(($ret + $?))
+
+    if [ $ret -ne 4 ]; then
+        res=$(($res + 1))
+    fi
+
+    if [ $res -eq 0 ]; then
+        tst_res TPASS "enhanced swap /dev/memcg/memory.avail_buffers \
+                       interface invalid setting test pass."
+    else
+        tst_res TFAIL "enhanced swap /dev/memcg/memory.avail_buffers \
+                       interface invalid setting test failed!"
+    fi
+}
+
+do_clean()
+{
+
+}
+
+do_setup
+do_test
+do_clean
+tst_exit
\ No newline at end of file
diff --git a/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap02.sh b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap02.sh
new file mode 100644
index 0000000..c17df61
--- /dev/null
+++ b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap02.sh
@@ -0,0 +1,83 @@
+#!/bin/sh
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap02.sh
+#
+# Description: enhanced swap /dev/memcg/memory.zswapd_single_memcg_param and
+#              /dev/memcg/100/memory.zswapd_single_memcg_param interface test
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+source tst_oh.sh
+
+do_setup()
+{
+
+}
+
+do_test()
+{
+    local ret=0
+    local res=0
+    local memcg_100_zsmp=/dev/memcg/100/memory.zswapd_single_memcg_param
+    local memcg_zsmp=/dev/memcg/memory.zswapd_single_memcg_param
+
+    tst_res TINFO "Start enhanced swap memory.zswapd_single_memcg_param \
+                   interface test"
+    echo 0 -100 0 0 > $memcg_100_zsmp
+    ret=$(($ret + $?))
+    echo 0 0 -100 0 > $memcg_100_zsmp
+    ret=$(($ret + $?))
+    echo 0 -100 -100 0 > $memcg_100_zsmp
+    ret=$(($ret + $?))
+    echo 0 101 101 0 > $memcg_100_zsmp
+    ret=$(($ret + $?))
+
+    echo 0 -100 0 0 > $memcg_zsmp
+    ret=$(($ret + $?))
+    echo 0 0 -100 0 > $memcg_zsmp
+    ret=$(($ret + $?))
+    echo 0 -100 -100 0 > $memcg_zsmp
+    ret=$(($ret + $?))
+    echo 0 101 101 0 > $memcg_zsmp
+    ret=$(($ret + $?))
+
+    if [ $ret -ne 8 ]; then
+        res=$(($res + 1))
+    fi
+
+    if [ $res -eq 0 ]; then
+        tst_res TPASS "enhanced swap memory.zswapd_single_memcg_param \
+                       interface test pass."
+    else
+        tst_res TFAIL "enhanced swap memory.zswapd_single_memcg_param \
+                       interface test failed!"
+    fi
+}
+
+do_clean()
+{
+
+}
+
+do_setup
+do_test
+do_clean
+tst_exit
\ No newline at end of file
diff --git a/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap03.sh b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap03.sh
new file mode 100644
index 0000000..3ce23b6
--- /dev/null
+++ b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap03.sh
@@ -0,0 +1,65 @@
+#!/bin/sh
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap03.sh
+#
+# Description: enhanced swap /dev/memcg/memory.zram_wm_ratio interface test
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+source tst_oh.sh
+
+do_setup()
+{
+
+}
+
+do_test()
+{
+    local ret=0
+    local res=0
+    local zram_wm_ratio=/dev/memcg/memory.zram_wm_ratio
+
+    tst_res TINFO "Start enhanced swap $zram_wm_ratio interface test"
+    echo -1 > $zram_wm_ratio
+    ret=$(($ret + $?))
+    echo 101 > $zram_wm_ratio
+    ret=$(($ret + $?))
+
+    if [ $ret -ne 2 ]; then
+        res=$(($res + 1))
+    fi
+
+    if [ $res -eq 0 ]; then
+        tst_res TPASS "enhanced swap $zram_wm_ratio interface test pass."
+    else
+        tst_res TFAIL "enhanced swap $zram_wm_ratio interface test failed!"
+    fi
+}
+
+do_clean()
+{
+
+}
+
+do_setup
+do_test
+do_clean
+tst_exit
\ No newline at end of file
diff --git a/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap04.sh b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap04.sh
new file mode 100644
index 0000000..73854a4
--- /dev/null
+++ b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap04.sh
@@ -0,0 +1,86 @@
+#!/bin/sh
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap04.sh
+#
+# Description: anon memory to zram test
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+source tst_oh.sh
+
+do_setup()
+{
+
+}
+
+do_test()
+{
+    local ret=0
+    local memcg_100_stat=/dev/memcg/100/memory.stat
+    local memcg_stat=/dev/memcg/memory.stat
+    local avail_buffers=/dev/memcg/memory.avail_buffers
+    local zswapd_s=/dev/memcg/memory.zswapd_pressure_show
+
+    tst_res TINFO "Start anon to zram test"
+
+    # get init zram values
+    zram_100_b=`cat ${memcg_100_stat} | grep 'zram' | awk -F ' ' '{print$2}'`
+    zram_b=`cat ${memcg_stat} | grep 'zram' | awk -F ' ' '{print$2}'`
+
+    # get buffer_size
+    buffer_size=`cat $zswapd_s | grep 'buffer_size' | awk -F ':' '{print$2}'`
+
+    # set avail_buffers > buffer_size to swap out to zram
+    echo 0 $(( $buffer_size + 50 )) $(( $buffer_size + 100 )) 0 > $avail_buffers
+
+    sleep 3
+
+    # get new zram values after swap-out to zram
+    zram_100_a=`cat ${memcg_100_stat} | grep 'zram' | awk -F ' ' '{print$2}'`
+    zram_a=`cat ${memcg_stat} | grep 'zram' | awk -F ' ' '{print$2}'`
+
+    tst_res TINFO "root zram: $zram_b --> $zram_a"
+    tst_res TINFO "100 zram: $zram_100_b --> $zram_100_a"
+
+    # zram change
+    if [[ $zram_b -ne $zram_a || $zram_100_b -ne $zram_100_a ]]; then
+        tst_res TINFO "anon memory compressed to zram, Eswap hold."
+    else
+        tst_res TINFO "no anon memory compressed to zram!"
+        ret=$(( $ret + 1 ))
+    fi
+
+    if [ $ret -eq 0 ];then
+        tst_res TPASS "anon memory to zram test pass."
+    else
+        tst_res TFAIL "anon memory to zram test failed!"
+    fi
+}
+
+do_clean()
+{
+
+}
+
+do_setup
+do_test
+do_clean
+tst_exit
\ No newline at end of file
diff --git a/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap05.sh b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap05.sh
new file mode 100644
index 0000000..c21199e
--- /dev/null
+++ b/test/moduletest/runtest/bin/enhancedswap_t/testcases/bin/enhancedswap05.sh
@@ -0,0 +1,88 @@
+#!/bin/sh
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap05.sh
+#
+# Description: zram to Eswap test
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+source tst_oh.sh
+
+do_setup()
+{
+
+}
+
+do_test()
+{
+    local ret=0
+    local memcg_100_stat=/dev/memcg/100/memory.stat
+    local memcg_stat=/dev/memcg/memory.stat
+    local avail_buffers=/dev/memcg/memory.avail_buffers
+    local zswapd_s=/dev/memcg/memory.zswapd_pressure_show
+
+    tst_res TINFO "Start zram to Eswap test"
+    # get init Eswap values
+    eswap_100_b=`cat ${memcg_100_stat} | grep 'Eswap' | awk -F ' ' '{print$2}'`
+    eswap_b=`cat ${memcg_stat} | grep 'Eswap' | awk -F ' ' '{print$2}'`
+
+    # turn on enhanced swap out
+    echo 1 > /dev/memcg/memory.zram_wm_ratio
+
+    # get buffer_size
+    buffer_size=`cat $zswapd_s | grep 'buffer_size' | awk -F ':' '{print$2}'`
+
+    # set avail_buffers > buffer_size to swap out to Eswap
+    echo 0 $(( $buffer_size + 50 )) $(( $buffer_size + 100 )) 0 > $avail_buffers
+
+    sleep 3
+
+    # get new Eswap values after swap-out to Eswap
+    eswap_100_a=`cat ${memcg_100_stat} | grep 'Eswap' | awk -F ' ' '{print$2}'`
+    eswap_a=`cat ${memcg_stat} | grep 'Eswap' | awk -F ' ' '{print$2}'`
+
+    tst_res TINFO "root Eswap: $eswap_b --> $eswap_a"
+    tst_res TINFO "100 Eswap: $eswap_100_b --> $eswap_100_a"
+
+    # Eswap change
+    if [[ $eswap_b -ne $eswap_a || $eswap_100_b -ne $eswap_100_a ]]; then
+        tst_res TINFO "zram to Eswap."
+    else
+        tst_res TINFO "no zram to Eswap."
+        ret=$(( $ret + 1 ))
+    fi
+
+    if [ $ret -eq 0 ];then
+        tst_res TPASS "zram to Eswap test pass."
+    else
+        tst_res TFAIL "zram to Eswap test failed!"
+    fi
+}
+
+do_clean()
+{
+
+}
+
+do_setup
+do_test
+do_clean
+tst_exit
\ No newline at end of file
diff --git a/test/moduletest/runtest/bin/enhancedswap_t_init.sh b/test/moduletest/runtest/bin/enhancedswap_t_init.sh
new file mode 100644
index 0000000..8899cf4
--- /dev/null
+++ b/test/moduletest/runtest/bin/enhancedswap_t_init.sh
@@ -0,0 +1,78 @@
+#!/bin/sh
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap_t_init.sh
+#
+# Description: enhancedswap_t testsuite init script
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+
+pre_condition()
+{
+    TCBIN=$LTPROOT/testcases/bin
+    export PATH=$TCBIN:$PATH
+    export TMPDIR=/data/local/tmp
+    export LD_LIBRARY_PATH=$LTPROOT/lib
+    export BUSYBOX=/system/bin/busybox-armv7l
+}
+
+hp_init()
+{
+    dd if=/dev/random of=/data/hpdisk bs=4096 count=131072
+    losetup /dev/block/loop6 /data/hpdisk
+    hyperhold_device=`cat /proc/sys/kernel/hyperhold/device`
+    echo /dev/block/loop6 > /proc/sys/kernel/hyperhold/device
+}
+
+hp_enable()
+{
+    hyperhold_enable=`cat /proc/sys/kernel/hyperhold/enable`
+    echo enable > /proc/sys/kernel/hyperhold/enable
+}
+
+zram_init()
+{
+    zram0_group=`cat /sys/block/zram0/group`
+    zram0_disksize=`cat /sys/block/zram0/disksize`
+    echo readwrite > /sys/block/zram0/group
+    echo 512M > /sys/block/zram0/disksize
+}
+
+zram_enable()
+{
+    mkswap /dev/block/zram0
+    swapon /dev/block/zram0
+    aa start -b com.ohos.settings -a com.ohos.settings.MainAbility
+    aa start -b ohos.samples.airquality -a ohos.samples.airquality.default
+    aa start -b ohos.samples.ecg -a ohos.samples.ecg.default
+    aa start -b ohos.samples.flashlight -a ohos.samples.flashlight.default
+    aa start -b ohos.samples.clock -a ohos.samples.clock.default
+
+}
+
+echo "***************************ESWAP INIT START***************************"
+free -m
+pre_condition
+hp_init
+hp_enable
+zram_init
+zram_enable
+echo "***************************ESWAP INIT END***************************"
\ No newline at end of file
diff --git a/test/moduletest/runtest/bin/enhancedswap_t_uninit.sh b/test/moduletest/runtest/bin/enhancedswap_t_uninit.sh
new file mode 100644
index 0000000..fec54b6
--- /dev/null
+++ b/test/moduletest/runtest/bin/enhancedswap_t_uninit.sh
@@ -0,0 +1,43 @@
+#!/bin/sh
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap_t_uninit.sh
+#
+# Description: enhancedswap_t testsuite uninit script
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+
+uninit_platform()
+{
+    losetup -d /dev/block/loop6
+    echo ${hyperhold_device} > /proc/sys/kernel/hyperhold/device
+    echo ${hyperhold_enable} > /proc/sys/kernel/hyperhold/enable
+    echo ${zram0_group} > /sys/block/zram0/group
+    echo ${zram0_disksize} > /sys/block/zram0/disksize
+    rm -rf /data/hpdisk
+    swapoff /dev/block/zram0
+    echo 1 > /sys/block/zram0/reset
+}
+
+echo "***************************ESWAP UNINIT START***************************"
+free -m
+uninit_platform
+echo "***************************ESWAP UNINIT END***************************"
\ No newline at end of file
diff --git a/test/moduletest/runtest/conf/OH_RK3568_config b/test/moduletest/runtest/conf/OH_RK3568_config
index 088861d..16e3c86 100644
--- a/test/moduletest/runtest/conf/OH_RK3568_config
+++ b/test/moduletest/runtest/conf/OH_RK3568_config
@@ -24,3 +24,4 @@
 #
 ################################################################################
 cpusetdecouple_cpuhotplug_t
+enhancedswap_t
diff --git a/test/moduletest/runtest/tests/enhancedswap_t b/test/moduletest/runtest/tests/enhancedswap_t
new file mode 100644
index 0000000..5a9f327
--- /dev/null
+++ b/test/moduletest/runtest/tests/enhancedswap_t
@@ -0,0 +1,30 @@
+################################################################################
+#
+# Copyright (C) 2022 Huawei Device Co., Ltd.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+# File: enhancedswap_t
+#
+# Description: enhanced swap testcase list
+#
+# Authors:     Ma Feng - mafeng.ma@huawei.com
+#
+# History:     Mar 24 2022 - init scripts
+#
+################################################################################
+enhancedswap01 enhancedswap01.sh
+enhancedswap02 enhancedswap02.sh
+enhancedswap03 enhancedswap03.sh
+enhancedswap04 enhancedswap04.sh
+enhancedswap05 enhancedswap05.sh