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#include <libgen.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <limits.h>
#include <errno.h>
#include <time.h>
#include <ctype.h>
#include <string>
#include <map>
#include <iostream>
#include <istream>
#include <fstream>
#include <ostream>
#include <sstream>
#include <math.h>
#include <algorithm>
#include <cfenv>
#include <cmath>
#include <cfloat>
#include <stdlib.h>
static int gResult = 0;
static int gError = 0;
using namespace std;
static bool isopt(char* argv[], const char* name)
{
for (int i = 0; argv[i]; i++) if (!strcmp(argv[i], name)) return true;
return false;
}
static bool compareFiles(istream* in1, istream* in2, double tolerance, bool is_part)
{
string line1, line2, dummy;
int input1, input2, output1, output2, count1, count2;
// Read inputs
{
getline(*in1, line1);
getline(*in2, line2);
if ((in1->rdstate() & ifstream::eofbit)) {
return false;
}
if ((in2->rdstate() & ifstream::eofbit)) {
return false;
}
stringstream l1reader(line1);
stringstream l2reader(line2);
// Ignore "number_of_inputs" and ":" tokens
l1reader >> dummy; l1reader >> dummy;
l2reader >> dummy; l2reader >> dummy;
l1reader >> input1;
l2reader >> input2;
if (input1 != input2) {
cerr << "input1 : " << input1 << " different from input2 : " << input2 << endl;
gResult = 1;
exit(gResult);
}
}
// Read outputs
{
getline(*in1, line1);
getline(*in2, line2);
if ((in1->rdstate() & ifstream::eofbit)) {
return false;
}
if ((in2->rdstate() & ifstream::eofbit)) {
return false;
}
stringstream l1reader(line1);
stringstream l2reader(line2);
// Ignore "number_of_outputs" and ":" tokens
l1reader >> dummy; l1reader >> dummy;
l2reader >> dummy; l2reader >> dummy;
l1reader >> output1;
l2reader >> output2;
if (output1 != output2) {
cerr << "output1 : " << output1 << " different from output2 : " << output2 << endl;
gResult = 1;
exit(gResult);
}
}
// Read count
{
getline(*in1, line1);
getline(*in2, line2);
if ((in1->rdstate() & ifstream::eofbit)) {
return false;
}
if ((in2->rdstate() & ifstream::eofbit)) {
return false;
}
stringstream l1reader(line1);
stringstream l2reader(line2);
// Ignore "line_num" and ":" tokens
l1reader >> dummy; l1reader >> dummy;
l2reader >> dummy; l2reader >> dummy;
l1reader >> count1;
l2reader >> count2;
if ((count1 != count2) && !is_part) {
cerr << "count1 : " << count1 << " different from count2 : " << count2 << endl;
gResult = 1;
exit(gResult);
}
}
// Compare samples
for (int i = 0; i < count1; i++) {
getline(*in1, line1);
getline(*in2, line2);
if ((in1->rdstate() & ifstream::eofbit)) {
return false;
}
if ((in2->rdstate() & ifstream::eofbit)) {
return false;
}
stringstream l1reader(line1);
stringstream l2reader(line2);
// Keep line_num and ignore ":" tokens
string line_num1, line_num2;
l1reader >> line_num1; l1reader >> dummy;
l2reader >> line_num2; l2reader >> dummy;
double sample1, sample2;
for (int j = 0; j < output1; j++) {
l1reader >> sample1;
l2reader >> sample2;
double delta = fabs(sample1 - sample2);
if (delta > tolerance) {
cerr << "Line : " << line_num1 << " output : " << j << " sample1 : " << sample1 << " different from sample2 : " << sample2 << " delta : " << delta << endl;
gResult = 1;
if (gError++ > 10) {
cerr << "Too much errors, stops..." << endl;
exit(gResult);
}
}
}
}
return true;
}
int main(int argc, char* argv[])
{
double tolerance = 2e-06;
if (argc == 4) {
double param = strtod(argv[3], NULL);
// -1 value used to take default value
tolerance = (param > 0) ? param : tolerance;
}
// Possibly only compare a subpart of the reference file, starting from the beginning
bool is_part = isopt(argv, "-part");
// Test files may have several consecutive impulse responses, test all of them in sequence with the same reference
ifstream test(argv[1]);
bool compare = false;
do {
ifstream reference(argv[2]);
compare = compareFiles(&test, &reference, tolerance, is_part);
} while (compare);
exit(gResult);
}
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