#include "calc.cpp"
#include <gtest/gtest.h>
 
TEST(SquareRootTest, PositiveNos) 
    { 
    ASSERT_EQ(6, squareRoot(36.0));
    ASSERT_EQ(18.0, squareRoot(324.0));
    ASSERT_EQ(25.4, squareRoot(645.16));
    ASSERT_EQ(0, squareRoot(0.0));
    }
 
TEST(SquareRootTest, NegativeNos) 
    {
    ASSERT_EQ(-1.0, squareRoot(-15.0));
    ASSERT_EQ(-1.0, squareRoot(-0.2));
    }
 
int main(int argc, char **argv) 
    {
    testing::InitGoogleTest(&argc, argv);
    return RUN_ALL_TESTS();
    }