mirror of https://github.com/ARMmbed/mbed-os.git
136 lines
4.4 KiB
C++
136 lines
4.4 KiB
C++
/* Copyright (c) 2019 ARM Limited
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "gtest/gtest.h"
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#include "features/storage/blockdevice/ExhaustibleBlockDevice.h"
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#include "stubs/BlockDevice_mock.h"
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#define BLOCK_SIZE (512)
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#define DEVICE_SIZE (BLOCK_SIZE*10)
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#define ERASE_CYCLES (2)
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using ::testing::_;
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using ::testing::Return;
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using ::testing::ReturnArg;
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using ::testing::SaveArg;
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using ::testing::SaveArgPointee;
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using ::testing::SetArrayArgument;
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using ::testing::SetArgPointee;
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using ::testing::SetArgReferee;
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using ::testing::DoAll;
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class ExhaustibleBlockModuleTest : public testing::Test {
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protected:
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BlockDeviceMock bd_mock;
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ExhaustibleBlockDevice bd{&bd_mock, ERASE_CYCLES};
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uint8_t *magic;
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uint8_t *magic2;
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uint8_t *buf;
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virtual void SetUp()
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{
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ON_CALL(bd_mock, size()).WillByDefault(Return(BLOCK_SIZE));
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ON_CALL(bd_mock, get_erase_size(_)).WillByDefault(Return(BLOCK_SIZE));
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ON_CALL(bd_mock, get_erase_size()).WillByDefault(Return(BLOCK_SIZE));
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ON_CALL(bd_mock, get_program_size()).WillByDefault(Return(BLOCK_SIZE));
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ON_CALL(bd_mock, get_read_size()).WillByDefault(Return(BLOCK_SIZE));
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EXPECT_CALL(bd_mock, init());
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ASSERT_EQ(bd.init(), 0);
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magic = new uint8_t[BLOCK_SIZE];
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magic2 = new uint8_t[BLOCK_SIZE];
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buf = new uint8_t[BLOCK_SIZE];
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// Generate simple pattern to verify against
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for (int i = 0; i < BLOCK_SIZE; i++) {
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magic[i] = 0xaa + i;
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magic2[i] = 0xaa + i + 1;
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}
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}
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virtual void TearDown()
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{
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EXPECT_CALL(bd_mock, deinit());
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ASSERT_EQ(bd.deinit(), 0);
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delete[] magic;
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delete[] magic2;
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delete[] buf;
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}
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};
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TEST_F(ExhaustibleBlockModuleTest, init)
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{
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ExhaustibleBlockDevice b(&bd_mock, ERASE_CYCLES);
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EXPECT_EQ(b.get_erase_size(), 0);
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EXPECT_EQ(b.get_erase_size(0), 0);
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EXPECT_EQ(b.get_erase_value(), BD_ERROR_DEVICE_ERROR);
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EXPECT_EQ(b.get_read_size(), 0);
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EXPECT_EQ(b.get_program_size(), 0);
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EXPECT_EQ(b.size(), 0);
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EXPECT_EQ(b.erase(0, BLOCK_SIZE), BD_ERROR_DEVICE_ERROR);
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EXPECT_EQ(b.program(magic, 0, BLOCK_SIZE), BD_ERROR_DEVICE_ERROR);
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EXPECT_EQ(b.read(buf, 0, BLOCK_SIZE), BD_ERROR_DEVICE_ERROR);
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EXPECT_EQ(b.deinit(), BD_ERROR_OK);
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EXPECT_EQ(b.sync(), BD_ERROR_DEVICE_ERROR);
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EXPECT_CALL(bd_mock, init());
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EXPECT_EQ(b.init(), 0);
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EXPECT_CALL(bd_mock, get_type()).WillOnce(Return("mytype"));
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EXPECT_CALL(bd_mock, deinit());
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EXPECT_EQ(b.get_erase_size(), bd_mock.get_erase_size());
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EXPECT_EQ(b.get_erase_size(0), bd_mock.get_erase_size(0));
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EXPECT_EQ(b.get_erase_value(), bd_mock.get_erase_value());
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EXPECT_EQ(b.get_program_size(), 512);
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EXPECT_EQ(b.get_read_size(), 512);
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EXPECT_EQ(b.size(), bd_mock.size());
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EXPECT_EQ(b.get_type(), "mytype");
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EXPECT_EQ(b.deinit(), 0);
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}
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TEST_F(ExhaustibleBlockModuleTest, program_unaligned)
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{
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EXPECT_EQ(bd.program(magic, 0, BLOCK_SIZE-1), BD_ERROR_DEVICE_ERROR);
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}
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TEST_F(ExhaustibleBlockModuleTest, erase_cycle_limit_reached)
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{
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EXPECT_CALL(bd_mock, program(_, 0, BLOCK_SIZE))
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.Times(1)
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.WillRepeatedly(Return(BD_ERROR_OK));
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EXPECT_EQ(bd.program(magic, 0, BLOCK_SIZE), 0);
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EXPECT_CALL(bd_mock, erase(0, BLOCK_SIZE))
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.Times(ERASE_CYCLES - 1) // Will fall silently after erase cycles are worn out.
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.WillRepeatedly(Return(BD_ERROR_OK));
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for (int i = 0; i < ERASE_CYCLES; i++) {
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EXPECT_EQ(bd.erase(0, BLOCK_SIZE), 0);
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}
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// Erase silently fails, no error report.
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EXPECT_EQ(bd.erase(0, BLOCK_SIZE), BD_ERROR_OK);
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EXPECT_EQ(bd.program(magic2, 0, BLOCK_SIZE), BD_ERROR_OK);
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}
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TEST_F(ExhaustibleBlockModuleTest, erase_invalid)
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{
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ASSERT_GT(ERASE_CYCLES, 1);
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// Unaligned erase should fail
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EXPECT_EQ(bd.erase(0, BLOCK_SIZE-1), BD_ERROR_DEVICE_ERROR);
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}
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