Need help!! Create a test suite for the badcalc.cpp demo code that achieves full line coverage, and generates coverage report.

#include

#include

#include

using namespace std;

int main$($int argc, char $*$ argv$[])\{$

ifstream in$($argv$[1])$;

string opd$1$;

string opr;

string opd$2$;

std::getline$($in$,$ opd$1,\text{'}\text{'})$;

std::getline$($in$,$ opr, $\text{'}\text{'})$;

std::getline$($in$,$ opd$2,\text{'}\text{'})$;

int opd$1$int $=$ atoi$($opd$1.$c$\_$str$())$;

int opd$2$int $=$ atoi$($opd$2.$c$\_$str$())$;

if $($opr $=="*")\{$

cout $<<$ opd$1$int $*$ opd$2$int $<<"$

$"$;

$\}$ else if $($opr $=="/")\{$

if $($opd$2$int $==0)\{$

cerr $<<$ "divide by $0$

$"$;

$\}$ else $\{$

cout $<<$ opd$1$int $/$ opd$2$int $<<"$

$"$;

$\}$

$\}$ else if $($opr $=="-")\{$

cout $<<$ opd$1$int $-$ opd$2$int $<<"$

$"$;

$\}$ else if $($opr $=="+")\{$

cout $<<$ opd$1$int $+$ opd$2$int $<<"$

$"$;

$\}$ else $\{$

cerr $<<$ "bad opr $"<<$ opr $<<"$

$"$;

$\}$

$\}$