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33 lines
698 B
C++
33 lines
698 B
C++
#include <scwx/util/rangebuf.hpp>
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#include <gtest/gtest.h>
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#include <boost/iostreams/copy.hpp>
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#include <boost/iostreams/filtering_streambuf.hpp>
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namespace scwx
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{
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namespace util
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{
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TEST(rangebuf, smiles_mile)
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{
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std::istringstream iss("smiles");
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iss.seekg(1);
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util::rangebuf rb(iss.rdbuf(), 4);
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std::ostringstream oss;
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boost::iostreams::filtering_streambuf<boost::iostreams::input> in;
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in.push(rb);
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std::streamsize bytesCopied = boost::iostreams::copy(in, oss);
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std::string substring {oss.str()};
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EXPECT_EQ(substring, "mile");
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EXPECT_EQ(bytesCopied, 4);
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EXPECT_EQ(iss.tellg(), 5);
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EXPECT_EQ(iss.eof(), false);
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}
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} // namespace util
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} // namespace scwx
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