sample test case for NIX npylib backend.

test1.cpp

class npyExampleTestSuite : public Test::Suite
{
public:
    npyExampleTestSuite()
    {
        TEST_ADD(ExampleTestSuite::f_test)
        TEST_ADD(ExampleTestSuite::s_test)
    }
    
private:
    void f_test();
    void s_test();
    void sometest();
};

void npyExampleTestSuite::f_test()
{
    
    TEST_ASSERT(1 + 1 == 2)
    TEST_ASSERT(0 == 1);
}

void npyExampleTestSuite::s_test()
{
    TEST_ASSERT_DELTA(0.5, 0.7, 0.3);   //pass
 
    TEST_ASSERT_DELTA(0.5, 0.7, 0.1);  //fail
}

/* Add more gradually like  */ 
void npyExampleSuite::sometest(){
assert(np_arr.word_size == sizeof(std::complex<double>));
    assert(np_arr.shape.size() == 3 && np_arr.shape[0] == Nz && np_arr.shape[1] == Ny && np_arr.shape[2] == Nx);
    for(int i = 0; i < Nx*Ny*Nz;i++) assert(data[i] == loaded_data[i]);
}             

// Nx, Ny, Nz are the dimensions declared 
// loaded_data[] is the data entered through python, and data[] is data entered through C++.