update for using {fmt}

// include the implementation since ErrorStats is a standalone class

// this way we don't have to link against the style_tests and lammps libs

#include "error_stats.cpp"

#include "fmtlib_format.cpp"

#include "fmtlib_os.cpp"

TEST(ErrorStats, test)

{

    std::stringstream out;

    out << stats;

    ASSERT_EQ(out.str(), " Average: 5.800e-01 StdDev: 7.305e-01 MaxErr: 2.000e+00 @ item: 3");

    ASSERT_EQ(out.str(), " Average: 5.800e-01 StdDev: 7.305e-01 MaxErr: 2.000e+00 @ item: 3.0");

    stats.reset();

    ASSERT_DOUBLE_EQ(stats.avg(), 0.0);