69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
/* ----------------------------------------------------------------------------
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* GTSAM Copyright 2010, Georgia Tech Research Corporation,
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* Atlanta, Georgia 30332-0415
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* All Rights Reserved
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* Authors: Frank Dellaert, et al. (see THANKS for the full author list)
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* See LICENSE for the license information
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* -------------------------------------------------------------------------- */
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/**
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* @file utilities.ccp
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* @author Frank Dellaert
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**/
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#include <iostream>
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#include <fstream>
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#include <boost/date_time/gregorian/gregorian.hpp>
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#include "utilities.h"
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using namespace std;
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using namespace boost::gregorian;
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/* ************************************************************************* */
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string file_contents(const string& filename, bool skipheader) {
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ifstream ifs(filename.c_str());
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if(!ifs) throw CantOpenFile(filename);
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// read file into stringstream
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stringstream ss;
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if (skipheader) ifs.ignore(256,'\n');
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ss << ifs.rdbuf();
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ifs.close();
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// return string
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return ss.str();
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}
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/* ************************************************************************* */
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bool files_equal(const string& expected, const string& actual, bool skipheader) {
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try {
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string expected_contents = file_contents(expected, skipheader);
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string actual_contents = file_contents(actual, skipheader);
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bool equal = actual_contents == expected_contents;
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if (!equal) {
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stringstream command;
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command << "diff " << actual << " " << expected << endl;
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system(command.str().c_str());
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}
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return equal;
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}
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catch (const string& reason) {
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cerr << "expection: " << reason << endl;
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return false;
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}
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return true;
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}
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/* ************************************************************************* */
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void emit_header_comment(ofstream& ofs, const string& delimiter) {
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date today = day_clock::local_day();
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ofs << delimiter << " automatically generated by wrap on " << today << endl;
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}
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/* ************************************************************************* */
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