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added file_helper tests

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gabime 2015-12-12 20:56:39 +02:00
parent a9fb96e088
commit a05ba78656
1 changed files with 86 additions and 0 deletions
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tests/file_helper.cpp Normal file
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/*
* This content is released under the MIT License as specified in https://raw.githubusercontent.com/gabime/spdlog/master/LICENSE
*/
#include "includes.h"
using namespace spdlog::details;
static const std::string filename = "logs/file_helper_test.txt";
size_t filesize2(const std::string& filename)
{
std::ifstream ifs(filename, std::ifstream::ate | std::ifstream::binary);
if (!ifs)
throw std::runtime_error("Failed open file ");
return (size_t)ifs.tellg();
}
static void write_with_helper(file_helper &helper, size_t howmany)
{
log_msg msg;
msg.formatted << std::string(howmany, '1');
helper.write(msg);
}
TEST_CASE("file_helper_filename", "[file_helper::filename()]]")
{
prepare_logdir();
file_helper helper(false);
helper.open(filename);
REQUIRE(helper.filename() == filename);
}
TEST_CASE("file_helper_size", "[file_helper::size()]]")
{
prepare_logdir();
auto expected_size = 123;
{
file_helper helper(true);
helper.open(filename);
write_with_helper(helper, expected_size);
REQUIRE(helper.size() == expected_size);
}
REQUIRE(filesize2(filename) == expected_size);
}
TEST_CASE("file_helper_exists", "[file_helper::file_exists()]]")
{
prepare_logdir();
REQUIRE(!file_helper::file_exists(filename));
file_helper helper(false);
helper.open(filename);
REQUIRE(file_helper::file_exists(filename));
}
TEST_CASE("file_helper_reopen", "[file_helper::reopen()]]")
{
prepare_logdir();
file_helper helper(true);
helper.open(filename);
write_with_helper(helper, 12);
REQUIRE(helper.size() == 12);
helper.reopen(true);
REQUIRE(helper.size() == 0);
}
TEST_CASE("file_helper_reopen2", "[file_helper::reopen(false)]]")
{
prepare_logdir();
auto expected_size = 14;
file_helper helper(true);
helper.open(filename);
write_with_helper(helper, expected_size);
REQUIRE(helper.size() == expected_size);
helper.reopen(false);
REQUIRE(helper.size() == expected_size);
}