#include "test_MI.h"

int test_MI_plus (int iterations)
{
	int error = 0;
	int i;
	// Check commutativity.
	for (i = iterations; i > 0; i--) {
		cl_I m = testrandom_I();
		cl_modint_ring R = find_modint_ring(m);
		cl_MI a = R->canonhom(testrandom_I());
		cl_MI b = R->canonhom(testrandom_I());
		ASSERT3(a+b == b+a, m,a,b);
	}
	// Check associativity.
	for (i = iterations; i > 0; i--) {
		cl_I m = testrandom_I();
		cl_modint_ring R = find_modint_ring(m);
		cl_MI a = R->canonhom(testrandom_I());
		cl_MI b = R->canonhom(testrandom_I());
		cl_MI c = R->canonhom(testrandom_I());
		ASSERT4((a+b)+c == a+(b+c), m,a,b,c);
	}
	// Check special case 0.
	for (i = iterations; i > 0; i--) {
		cl_I m = testrandom_I();
		cl_modint_ring R = find_modint_ring(m);
		cl_MI a = R->canonhom(testrandom_I());
		cl_MI z = R->zero();
		ASSERT2(a+z == a, m,a);
	}
	return error;
}