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#include "util/file_piece.hh"
#include "util/scoped.hh"
#define BOOST_TEST_MODULE FilePieceTest
#include <boost/test/unit_test.hpp>
#include <fstream>
#include <iostream>
#include <stdio.h>
namespace util {
namespace {
/* mmap implementation */
BOOST_AUTO_TEST_CASE(MMapReadLine) {
std::fstream ref("file_piece.cc", std::ios::in);
FilePiece test("file_piece.cc", NULL, 1);
std::string ref_line;
while (getline(ref, ref_line)) {
StringPiece test_line(test.ReadLine());
// I submitted a bug report to ICU: http://bugs.icu-project.org/trac/ticket/7924
if (!test_line.empty() || !ref_line.empty()) {
BOOST_CHECK_EQUAL(ref_line, test_line);
}
}
BOOST_CHECK_THROW(test.get(), EndOfFileException);
}
/* read() implementation */
BOOST_AUTO_TEST_CASE(StreamReadLine) {
std::fstream ref("file_piece.cc", std::ios::in);
scoped_FILE catter(popen("cat file_piece.cc", "r"));
BOOST_REQUIRE(catter.get());
FilePiece test(dup(fileno(catter.get())), "file_piece.cc", NULL, 1);
std::string ref_line;
while (getline(ref, ref_line)) {
StringPiece test_line(test.ReadLine());
// I submitted a bug report to ICU: http://bugs.icu-project.org/trac/ticket/7924
if (!test_line.empty() || !ref_line.empty()) {
BOOST_CHECK_EQUAL(ref_line, test_line);
}
}
BOOST_CHECK_THROW(test.get(), EndOfFileException);
}
#ifdef HAVE_ZLIB
// gzip file
BOOST_AUTO_TEST_CASE(PlainZipReadLine) {
std::fstream ref("file_piece.cc", std::ios::in);
BOOST_REQUIRE_EQUAL(0, system("gzip <file_piece.cc >file_piece.cc.gz"));
FilePiece test("file_piece.cc.gz", NULL, 1);
std::string ref_line;
while (getline(ref, ref_line)) {
StringPiece test_line(test.ReadLine());
// I submitted a bug report to ICU: http://bugs.icu-project.org/trac/ticket/7924
if (!test_line.empty() || !ref_line.empty()) {
BOOST_CHECK_EQUAL(ref_line, test_line);
}
}
BOOST_CHECK_THROW(test.get(), EndOfFileException);
}
// gzip stream
BOOST_AUTO_TEST_CASE(StreamZipReadLine) {
std::fstream ref("file_piece.cc", std::ios::in);
scoped_FILE catter(popen("gzip <file_piece.cc", "r"));
BOOST_REQUIRE(catter.get());
FilePiece test(dup(fileno(catter.get())), "file_piece.cc", NULL, 1);
std::string ref_line;
while (getline(ref, ref_line)) {
StringPiece test_line(test.ReadLine());
// I submitted a bug report to ICU: http://bugs.icu-project.org/trac/ticket/7924
if (!test_line.empty() || !ref_line.empty()) {
BOOST_CHECK_EQUAL(ref_line, test_line);
}
}
BOOST_CHECK_THROW(test.get(), EndOfFileException);
}
#endif
} // namespace
} // namespace util
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