TEST(UnitsInterface, Newton_to_Pound)
{
UnitsConvFn_t Newton_to_Pound;
UnitsConvFn_t Newton_to_Pound2;
Units_t* Newton = (Units_t*) NULL;
Units_t* Pound = (Units_t*) NULL;
double pounds;
ASSERT_EQ(CONV_OK, conv_fn_s("kg*m/s2", "lbm*ft/s2", &Newton_to_Pound));
Newton = new_units("kg*m/s2");
Pound = new_units("lbm*ft/s2");
ASSERT_NE((Units_t*) NULL, Newton);
ASSERT_NE((Units_t*) NULL, Pound);
ASSERT_EQ(CONV_OK, conv_fn_u(Newton, Pound, &Newton_to_Pound2));
EXPECT_EQ(0, memcmp(&Newton_to_Pound, &Newton_to_Pound2, sizeof(UnitsConvFn_t)));
pounds = convert_units(1.0, &Newton_to_Pound);
ASSERT_NEAR((1.0/(0.45359237*0.3048)), pounds, TOL);
clean_up_Units_t(&Newton);
clean_up_Units_t(&Pound);
ASSERT_EQ((Units_t*) NULL, Newton);
ASSERT_EQ((Units_t*) NULL, Pound);
}
Unit::Unit() {
const char *name = "--";
if ((this->units = new_units(name)) == NULL) {
throw Unit::CONVERSION_ERROR();
}
this->units_name = name;
}
TEST(UnitsInterface, BogusUnit)
{
Units_t *Bogus = (Units_t*) NULL;
std::cerr << "The purpose of this test is to throw to an exception. Error messages are expected." << std::endl;
ASSERT_EQ((Units_t*) NULL, Bogus = new_units("foo"));
}
std::string Unit::setUnitName(const char *name) {
CONV_FREE(this->units);
if ((this->units = new_units(name)) == NULL) {
throw Unit::CONVERSION_ERROR();
}
this->units_name = name;
return(this->units_name);
}