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/**
* SPDX-License-Identifier: Apache-2.0
*
* @file fileop_test_unit.cpp
* @brief Unit test fot fileop.c
*/
#include <gtest/gtest.h>
#include "mock/syscall_io_mock.hpp"
// Test Terget files ---------------------------------------
extern "C" {
#include "../lib/fileop.c"
}
// Test Terget files ---------------------------------------
using namespace ::testing;
struct fileop_test_unit_test : Test, SyscallIOMockBase {};
//--------------------------------------------------------------------------------------------------------
//stubs
ssize_t g_safe_read_ret = 0;
ssize_t safe_read(int fd, void *buf, size_t count)
{
if (g_safe_read_ret == sizeof(s_refop_file_header)) {
refop_header_create((s_refop_file_header*)buf, 100, refop_get_config_data_size_limit()+1);
}
return g_safe_read_ret;
}
ssize_t g_safe_write_ret = 0;
ssize_t safe_write(int fd, void *buf, size_t count)
{
return g_safe_write_ret;
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, unit_test_refop_new_file_write__arg_error)
{
int ret = -1;
refop_handle_t handle = NULL;
uint8_t dmybuf[128];
//dummy data
ret = refop_new_file_write(handle, dmybuf, refop_get_config_data_size_limit() + 1);
ASSERT_EQ(-2, ret);
ret = refop_new_file_write(handle, dmybuf, 0);
ASSERT_EQ(-2, ret);
ret = refop_new_file_write(handle, dmybuf, -1);
ASSERT_EQ(-2, ret);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, unit_test_refop_new_file_write__unlink_error)
{
int ret = -1;
refop_handle_t handle = (refop_handle_t)calloc(1,sizeof(struct refop_halndle));
uint8_t dmybuf[128];
EXPECT_CALL(sysiom, unlink(_)).WillOnce(SetErrnoAndReturn(EACCES, -1));
ret = refop_new_file_write(handle, dmybuf, refop_get_config_data_size_limit());
ASSERT_EQ(-1, ret);
free(handle);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, unit_test_refop_new_file_write__open_error)
{
int ret = -1;
refop_handle_t handle = (refop_handle_t)calloc(1,sizeof(struct refop_halndle));
uint8_t *dmybuf = (uint8_t*)calloc(1, refop_get_config_data_size_limit());
EXPECT_CALL(sysiom, unlink(_)).WillOnce(SetErrnoAndReturn(ENOENT, -1));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(-1));
ret = refop_new_file_write(handle, dmybuf, refop_get_config_data_size_limit());
ASSERT_EQ(-1, ret);
EXPECT_CALL(sysiom, unlink(_)).WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(-1));
ret = refop_new_file_write(handle, dmybuf, refop_get_config_data_size_limit());
ASSERT_EQ(-1, ret);
free(dmybuf);
free(handle);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, unit_test_refop_new_file_write__safe_write_error)
{
int ret = -1;
refop_handle_t handle = (refop_handle_t)calloc(1,sizeof(struct refop_halndle));
uint8_t *dmybuf = (uint8_t*)calloc(1, refop_get_config_data_size_limit());
//dummy
g_safe_read_ret = 0;
g_safe_write_ret = 0;
g_safe_write_ret = -1;
EXPECT_CALL(sysiom, unlink(_)).WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_new_file_write(handle, dmybuf, refop_get_config_data_size_limit());
ASSERT_EQ(-1, ret);
g_safe_write_ret = 0;
EXPECT_CALL(sysiom, unlink(_)).WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
EXPECT_CALL(sysiom, fsync(100)).WillOnce(Return(0));
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_new_file_write(handle, dmybuf, refop_get_config_data_size_limit());
ASSERT_EQ(0, ret);
g_safe_write_ret = 0;
EXPECT_CALL(sysiom, unlink(_)).WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
EXPECT_CALL(sysiom, fsync(100)).WillOnce(Return(0));
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_new_file_write(handle, dmybuf, refop_get_config_data_size_limit());
ASSERT_EQ(0, ret);
free(dmybuf);
free(handle);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, unit_test_refop_file_rotation__stat_error)
{
int ret = -1;
refop_handle_t handle = (refop_handle_t)calloc(1,sizeof(struct refop_halndle));
//dummy
g_safe_read_ret = 0;
g_safe_write_ret = 0;
g_safe_write_ret = 0;
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(SetErrnoAndReturn(EACCES, -1))
.WillOnce(SetErrnoAndReturn(EACCES, -1));
ret = refop_file_rotation(handle);
ASSERT_EQ(-1, ret);
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(SetErrnoAndReturn(ENOENT, -1))
.WillOnce(SetErrnoAndReturn(EACCES, -1));
ret = refop_file_rotation(handle);
ASSERT_EQ(-1, ret);
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(SetErrnoAndReturn(EACCES, -1))
.WillOnce(SetErrnoAndReturn(ENOENT, -1));
ret = refop_file_rotation(handle);
ASSERT_EQ(-1, ret);
free(handle);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, unit_test_refop_file_rotation__open_error)
{
int ret = -1;
refop_handle_t handle = (refop_handle_t)calloc(1,sizeof(struct refop_halndle));
//dummy
g_safe_read_ret = 0;
g_safe_write_ret = 0;
g_safe_write_ret = 0;
// use a4 mode
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(SetErrnoAndReturn(ENOENT, -1))
.WillOnce(SetErrnoAndReturn(ENOENT, -1));
EXPECT_CALL(sysiom, rename(_, _))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_, _))
.WillOnce(Return(-1));
ret = refop_file_rotation(handle);
ASSERT_EQ(0, ret);
free(handle);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, unit_test_refop_file_rotation__a1_a2_a3_a4)
{
int ret = -1;
refop_handle_t handle = (refop_handle_t)calloc(1,sizeof(struct refop_halndle));
//dummy
g_safe_read_ret = 0;
g_safe_write_ret = 0;
g_safe_write_ret = 0;
strncpy(handle->backupfile1,"backup1",sizeof(handle->backupfile1));
strncpy(handle->latestfile,"latestfile",sizeof(handle->backupfile1));
strncpy(handle->newfile,"newfile",sizeof(handle->backupfile1));
// a1 mode
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(Return(0))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, unlink(handle->backupfile1))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, rename(handle->latestfile, handle->backupfile1))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, rename(handle->newfile, handle->latestfile))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
EXPECT_CALL(sysiom, fsync(100)).WillOnce(Return(0));
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_file_rotation(handle);
ASSERT_EQ(0, ret);
// a2 mode
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(Return(0))
.WillOnce(SetErrnoAndReturn(ENOENT, -1));
//EXPECT_CALL(sysiom, unlink(handle->backupfile1))
// .WillOnce(Return(0));
EXPECT_CALL(sysiom, rename(handle->latestfile, handle->backupfile1))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, rename(handle->newfile, handle->latestfile))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
EXPECT_CALL(sysiom, fsync(100)).WillOnce(Return(0));
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_file_rotation(handle);
ASSERT_EQ(0, ret);
// a3 mode
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(SetErrnoAndReturn(ENOENT, -1))
.WillOnce(Return(0));
//EXPECT_CALL(sysiom, unlink(handle->backupfile1))
// .WillOnce(Return(0));
//EXPECT_CALL(sysiom, rename(handle->latestfile, handle->backupfile1))
// .WillOnce(Return(0));
EXPECT_CALL(sysiom, rename(handle->newfile, handle->latestfile))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
EXPECT_CALL(sysiom, fsync(100)).WillOnce(Return(0));
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_file_rotation(handle);
ASSERT_EQ(0, ret);
// a4 mode
EXPECT_CALL(sysiom, stat(_, _))
.WillOnce(SetErrnoAndReturn(ENOENT, -1))
.WillOnce(SetErrnoAndReturn(ENOENT, -1));
//EXPECT_CALL(sysiom, unlink(handle->backupfile1))
// .WillOnce(Return(0));
//EXPECT_CALL(sysiom, rename(handle->latestfile, handle->backupfile1))
// .WillOnce(Return(0));
EXPECT_CALL(sysiom, rename(handle->newfile, handle->latestfile))
.WillOnce(Return(0));
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
EXPECT_CALL(sysiom, fsync(100)).WillOnce(Return(0));
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_file_rotation(handle);
ASSERT_EQ(0, ret);
free(handle);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, fileop_test_unit_test_refop_file_get_with_validation__1st_open_error)
{
int ret = -1;
//dummy data
char testfilename[] = "/tmp/test.bin";
uint8_t *pbuf = NULL;
int64_t sz = 256 * 1024;
int64_t szr = 0;
pbuf = (uint8_t*)malloc(sz);
EXPECT_CALL(sysiom, open(_,_)).WillOnce(SetErrnoAndReturn(EACCES, -1));
ret = refop_file_get_with_validation(testfilename, pbuf, sz, &szr);
ASSERT_EQ(-6, ret);
EXPECT_CALL(sysiom, open(_,_)).WillOnce(SetErrnoAndReturn(ENOMEM, -1));
ret = refop_file_get_with_validation(testfilename, pbuf, sz, &szr);
ASSERT_EQ(-6, ret);
EXPECT_CALL(sysiom, open(_,_)).WillOnce(SetErrnoAndReturn(ENOENT, -1));
ret = refop_file_get_with_validation(testfilename, pbuf, sz, &szr);
ASSERT_EQ(-1, ret);
free(pbuf);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, fileop_test_unit_test_refop_file_get_with_validation__safe_read_error)
{
int ret = -1;
//dummy data
char testfilename[] = "/tmp/test.bin";
uint8_t *pbuf = NULL;
int64_t sz = 256 * 1024;
int64_t szr = 0;
pbuf = (uint8_t*)malloc(sz);
g_safe_read_ret = 0;
g_safe_write_ret = 0;
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
g_safe_read_ret = sizeof(s_refop_file_header)*2;
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_file_get_with_validation(testfilename, pbuf, sz, &szr);
ASSERT_EQ(-2, ret);
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(200));
g_safe_read_ret = sizeof(s_refop_file_header)/2;
EXPECT_CALL(sysiom, close(200)).WillOnce(Return(0));
ret = refop_file_get_with_validation(testfilename, pbuf, sz, &szr);
ASSERT_EQ(-2, ret);
free(pbuf);
}
//--------------------------------------------------------------------------------------------------------
TEST_F(fileop_test_unit_test, fileop_test_unit_test_refop_file_get_with_validation__header_error)
{
int ret = -1;
//dummy data
char testfilename[] = "/tmp/test.bin";
uint8_t *pbuf = NULL;
int64_t sz = 256 * 1024;
int64_t szr = 0;
pbuf = (uint8_t*)malloc(sz);
g_safe_read_ret = 0;
g_safe_write_ret = 0;
EXPECT_CALL(sysiom, open(_,_)).WillOnce(Return(100));
g_safe_read_ret = sizeof(s_refop_file_header);
EXPECT_CALL(sysiom, close(100)).WillOnce(Return(0));
ret = refop_file_get_with_validation(testfilename, pbuf, sz, &szr);
ASSERT_EQ(-4, ret);
free(pbuf);
}
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