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// Copyright 2018 Open Source Robotics Foundation, Inc.
//
// 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.
#include <string>
#include "gmock/gmock.h"
#include "osrf_testing_tools_cpp/memory_tools/gtest_quickstart.hpp"
#include "../src/error_handling_helpers.h"
TEST(test_error_handling, copy_string) {
osrf_testing_tools_cpp::memory_tools::ScopedQuickstartGtest scoped_quickstart_gtest;
char buffer[10];
memset(buffer, '?', sizeof(buffer));
size_t written;
// normal truncation
EXPECT_NO_MEMORY_OPERATIONS(
{
written = __rcutils_copy_string(buffer, 3, "0123456789");
});
EXPECT_EQ(written, 2u);
EXPECT_EQ(strnlen(buffer, sizeof(buffer)), 2u);
EXPECT_STREQ(buffer, "01");
// normal truncation, 1 short of buffer length
EXPECT_NO_MEMORY_OPERATIONS(
{
written = __rcutils_copy_string(buffer, 9, "0123456789");
});
EXPECT_EQ(written, 8u);
EXPECT_EQ(strnlen(buffer, sizeof(buffer)), 8u);
EXPECT_STREQ(buffer, "01234567");
// input smaller than buffer, 1 short of buffer length
EXPECT_NO_MEMORY_OPERATIONS(
{
written = __rcutils_copy_string(buffer, 9, "");
});
EXPECT_EQ(written, 0u);
EXPECT_EQ(strnlen(buffer, sizeof(buffer)), 0u);
EXPECT_STREQ(buffer, "");
// copy where src and dst overlap (testing use of memmove vs memcpy)
EXPECT_NO_MEMORY_OPERATIONS(
{
written = __rcutils_copy_string(buffer, sizeof(buffer), "1234567890");
});
EXPECT_EQ(written, 9u);
EXPECT_STREQ(buffer, "123456789");
EXPECT_NO_MEMORY_OPERATIONS(
{
written = __rcutils_copy_string(buffer, sizeof(buffer), buffer + 3);
});
EXPECT_EQ(written, 6u);
EXPECT_EQ(strnlen(buffer, sizeof(buffer)), (sizeof(buffer) - 1) - 3);
EXPECT_STREQ(buffer, "456789");
}
TEST(test_error_handling, reverse_str) {
osrf_testing_tools_cpp::memory_tools::ScopedQuickstartGtest scoped_quickstart_gtest;
{
char buffer[] = "even";
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_reverse_str(buffer, strnlen(buffer, sizeof(buffer)));
});
EXPECT_STREQ(buffer, "neve");
}
{
char buffer[] = "reverseme";
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_reverse_str(buffer, strnlen(buffer, sizeof(buffer)));
});
EXPECT_STREQ(buffer, "emesrever");
}
{
char buffer[] = "a";
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_reverse_str(buffer, strnlen(buffer, sizeof(buffer)));
});
EXPECT_STREQ(buffer, "a");
}
{
char buffer[] = "reverseme";
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_reverse_str(buffer, 3);
});
EXPECT_STREQ(buffer, "vererseme");
}
{
char buffer[] = "doesntmatter";
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_reverse_str(buffer, 0);
});
EXPECT_STREQ(buffer, "doesntmatter");
}
}
TEST(test_error_handling, convert_uint64_t_into_c_str) {
osrf_testing_tools_cpp::memory_tools::ScopedQuickstartGtest scoped_quickstart_gtest;
{
uint64_t number = UINT64_MAX;
char buffer[21];
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_convert_uint64_t_into_c_str(number, buffer, sizeof(buffer));
});
EXPECT_STREQ(buffer, "18446744073709551615");
}
{
uint64_t number = 0;
char buffer[21];
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_convert_uint64_t_into_c_str(number, buffer, sizeof(buffer));
});
EXPECT_STREQ(buffer, "0");
}
{
uint64_t number = 42;
char buffer[21];
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_convert_uint64_t_into_c_str(number, buffer, sizeof(buffer));
});
EXPECT_STREQ(buffer, "42");
}
{
uint64_t number = INT64_MAX;
char buffer[21];
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_convert_uint64_t_into_c_str(number, buffer, sizeof(buffer));
});
EXPECT_STREQ(buffer, "9223372036854775807");
}
}
TEST(test_error_handling, format_error_string) {
osrf_testing_tools_cpp::memory_tools::ScopedQuickstartGtest scoped_quickstart_gtest;
rcutils_error_string_t error_string {""};
rcutils_error_state_t error_state {"test error message", "/path/to/source", 42};
EXPECT_NO_MEMORY_OPERATIONS(
{
__rcutils_format_error_string(&error_string, &error_state);
});
}
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