TEST_F(UnitsFixture,BTUUnit_ArithmeticOperators)
{
LOG(Debug,"BTUUnit_ArithmeticOperators");
// /=
BTUUnit P1(BTUExpnt(1));
BTUUnit t1(BTUExpnt(0,0,1));
P1 /= t1;
EXPECT_EQ("Btu/h",P1.standardString(false));
EXPECT_EQ(1,P1.baseUnitExponent("Btu"));
EXPECT_EQ(-1,P1.baseUnitExponent("h"));
EXPECT_EQ(0,P1.baseUnitExponent("ft"));
EXPECT_EQ(0,P1.baseUnitExponent("m"));
// *
Unit E1 = P1 * t1;
EXPECT_TRUE(E1.system() == UnitSystem::BTU);
EXPECT_EQ("Btu",E1.standardString(false));
EXPECT_EQ("",E1.prettyString());
// /
Unit u = P1/E1;
u /= t1;
EXPECT_TRUE(u.system() == UnitSystem::BTU);
EXPECT_EQ("1/h^2",u.standardString(false));
EXPECT_EQ(-2,u.baseUnitExponent("h"));
EXPECT_EQ(0,u.baseUnitExponent("Btu"));
// pow
u.pow(-1,2);
EXPECT_EQ("h",u.standardString(false));
EXPECT_EQ(1,u.baseUnitExponent("h"));
}
TEST_F(UnitsFixture,BTUUnit_Constructors)
{
LOG(Debug,"BTUUnit_Constructors");
BTUUnit l1(BTUExpnt(0,1));
BTUUnit P1(BTUExpnt(1,0,-1,0),-3); // mBtu/h
BTUUnit E1("k",BTUExpnt(1)); // kBtu
EXPECT_EQ(0,l1.baseUnitExponent("Btu"));
EXPECT_EQ(1,l1.baseUnitExponent("ft"));
l1.setBaseUnitExponent("R",-1);
EXPECT_EQ(-1,l1.baseUnitExponent("R"));
EXPECT_THROW(l1.setBaseUnitExponent("m",1),Exception);
EXPECT_EQ("Btu/h",P1.standardString(false));
EXPECT_EQ("mBtu/h",P1.standardString());
EXPECT_EQ(UnitSystem::BTU,P1.system().value());
EXPECT_EQ(0,P1.baseUnitExponent("R"));
BTUUnit P2(P1);
EXPECT_EQ(UnitSystem::BTU,P2.system().value());
EXPECT_EQ("",E1.prettyString());
EXPECT_EQ("kBtu",E1.standardString());
EXPECT_EQ(0,E1.baseUnitExponent("ft"));
}