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#include "read.hpp"
// io/read_test.cpp - Testsuite for input from files
//
// Copyright © 2013 Ben Longbons <b.r.longbons@gmail.com>
//
// This file is part of The Mana World (Athena server)
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <gtest/gtest.h>
#include "../strings/astring.hpp"
#include "../strings/zstring.hpp"
#include "../strings/literal.hpp"
#include "../tests/fdhack.hpp"
#include "../poison.hpp"
namespace tmwa
{
static
io::FD string_pipe(ZString sz)
{
io::FD rfd, wfd;
if (-1 == io::FD::pipe(rfd, wfd))
return io::FD();
if (sz.size() != wfd.write(sz.c_str(), sz.size()))
{
rfd.close();
wfd.close();
return io::FD();
}
wfd.close();
return rfd;
}
TEST(io, read1)
{
QuietFd q;
io::ReadFile rf(string_pipe("Hello"_s));
AString hi;
EXPECT_TRUE(rf.getline(hi));
EXPECT_EQ(hi, "Hello"_s);
EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read2)
{
io::ReadFile rf(string_pipe("Hello\n"_s));
AString hi;
EXPECT_TRUE(rf.getline(hi));
EXPECT_EQ(hi, "Hello"_s);
EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read3)
{
QuietFd q;
io::ReadFile rf(string_pipe("Hello\r"_s));
AString hi;
EXPECT_TRUE(rf.getline(hi));
EXPECT_EQ(hi, "Hello"_s);
EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read4)
{
QuietFd q;
io::ReadFile rf(string_pipe("Hello\r\n"_s));
AString hi;
EXPECT_TRUE(rf.getline(hi));
EXPECT_EQ(hi, "Hello"_s);
EXPECT_FALSE(rf.getline(hi));
}
TEST(io, read5)
{
QuietFd q;
io::ReadFile rf(string_pipe("Hello\n\r"_s));
AString hi;
EXPECT_TRUE(rf.getline(hi));
EXPECT_EQ(hi, "Hello"_s);
EXPECT_TRUE(rf.getline(hi));
EXPECT_FALSE(hi);
EXPECT_FALSE(rf.getline(hi));
}
#define S15 "0123456789abcde"_s
#define S16 "0123456789abcdef"_s
#define S255 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S15
#define S256 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16 S16
#define S4095 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S255
#define S4096 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256 S256
TEST(io, readstringr)
{
LString tests[] =
{
S15,
S16,
S255,
S256,
S4095,
S4096,
S4096 S16,
};
for (RString test : tests)
{
char buf[test.size() + 1];
io::ReadFile rf(io::from_string, test);
EXPECT_EQ(rf.get(buf, sizeof(buf)), test.size());
EXPECT_EQ(test, XString(buf + 0, buf + test.size(), nullptr));
io::ReadFile rf2(io::from_string, test, string_pipe("\na"_s));
EXPECT_EQ(rf2.get(buf, sizeof(buf)), test.size() + 1);
EXPECT_EQ(test, XString(buf + 0, buf + test.size(), nullptr));
EXPECT_EQ('\n', buf[test.size()]);
}
}
TEST(io, readstringx)
{
LString tests[] =
{
S15,
S16,
S255,
S256,
S4095,
S4096,
S4096 S16,
};
for (XString test : tests)
{
char buf[test.size() + 1];
io::ReadFile rf(io::from_string, test);
EXPECT_EQ(rf.get(buf, sizeof(buf)), test.size());
EXPECT_EQ(test, XString(buf + 0, buf + test.size(), nullptr));
io::ReadFile rf2(io::from_string, test, string_pipe("\na"_s));
EXPECT_EQ(rf2.get(buf, sizeof(buf)), test.size() + 1);
EXPECT_EQ(test, XString(buf + 0, buf + test.size(), nullptr));
EXPECT_EQ('\n', buf[test.size()]);
}
}
} // namespace tmwa
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