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/*
Ousía
Copyright (C) 2014, 2015 Benjamin Paaßen, Andreas Stöckel
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 <string>
#include <iostream>
#include "gtest/gtest.h"
#include <core/utils/CharReader.hpp>
namespace ousia {
namespace utils {
TEST(Buffer, simpleRead)
{
std::string testStr{"this is a test"};
// Create buffer with the test string
char c;
Buffer buf{testStr};
// Create a read cursor
Buffer::CursorId cursor = buf.createCursor();
// We're not at the end of the stream
ASSERT_FALSE(buf.atEnd(cursor));
// Try to read the test string
std::string res;
while (buf.read(cursor, c)) {
res.append(&c, 1);
}
// The cursor must be at the end
ASSERT_TRUE(buf.atEnd(cursor));
// The two strings must equal
ASSERT_STREQ(testStr.c_str(), res.c_str());
}
TEST(Buffer, twoCursors)
{
std::string testStr{"this is a test"};
// Create buffer with the test string
char c;
Buffer buf{testStr};
// Create two read cursors
Buffer::CursorId cur1 = buf.createCursor();
Buffer::CursorId cur2 = buf.createCursor();
ASSERT_FALSE(buf.atEnd(cur1));
ASSERT_FALSE(buf.atEnd(cur2));
// Try to read the test string with the first cursor
std::string res1;
while (buf.read(cur1, c)) {
res1.append(&c, 1);
}
// The first cursor must be at the end
ASSERT_TRUE(buf.atEnd(cur1));
ASSERT_FALSE(buf.atEnd(cur2));
// Try to read the test string with the second cursor
std::string res2;
while (buf.read(cur2, c)) {
res2.append(&c, 1);
}
// The first cursor must be at the end
ASSERT_TRUE(buf.atEnd(cur1));
ASSERT_TRUE(buf.atEnd(cur2));
// The two strings must equal
ASSERT_EQ(testStr, res1);
ASSERT_EQ(testStr, res2);
}
}
}
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