TEST_F(UnitsFixture,SIUnit_ArithmeticOperators)
{
LOG(Debug,"SIUnit_ArithmeticOperators");
SIUnit u1;
SIUnit u2(SIExpnt(1,1,-2,0),0,"N");
SIUnit u3(SIExpnt(1)); // kg
SIUnit u4(SIExpnt(0,1,0,0),-2); // cm
// multiplication
u1 *= u3; // kg
testStreamOutput("kg",u1);
Unit u5 = u2*u3; // N*kg
EXPECT_TRUE(u5.system() == UnitSystem::SI);
testStreamOutput("N*kg",u5);
Unit u6 = u2*u4; // cJ
EXPECT_TRUE(u6.system() == UnitSystem::SI);
testStreamOutput("cJ",u6);
// division
u6 /= u4;
EXPECT_TRUE(u6 == u2);
// power
Unit u7 = pow(u4,6); // (cm)^6
EXPECT_TRUE(u7.system() == UnitSystem::SI);
testStreamOutput("cm^6",u7);
EXPECT_EQ("p",u7.scale().abbr);
u7.pow(1,3); // (cm)^2
testStreamOutput("m(m^2)",u7); // no 10^-4 scale--moves to 10^-3
}
TEST_F(UnitsFixture,SIUnit_Constructors)
{
LOG(Debug,"SIUnit_Constructors");
// default
SIUnit u1;
ASSERT_NO_THROW(u1.setBaseUnitExponent("m",1));
ASSERT_THROW(u1.setBaseUnitExponent("ft",2),Exception);
testStreamOutput("m",u1);
// default with pretty string
SIUnit u2(SIExpnt(1,1,-2,0),0,"N");
testStreamOutput("N",u2);
// scale exponent and pretty string
SIUnit u3(SIExpnt(1,1,-2,0),3,"N");
testStreamOutput("kN",u3);
EXPECT_TRUE(u3.baseUnitExponent("kg") == 1);
EXPECT_TRUE(u3.baseUnitExponent("K") == 0);
EXPECT_TRUE(u3.baseUnitExponent("ft") == 0);
u2.setScale("\\mu");
testStreamOutput("\\muN",u2);
// scale abbreviation
SIUnit u4("c",SIExpnt(0,0,0,1));
testStreamOutput("cK",u4);
EXPECT_EQ(1,u4.baseUnitExponent("K"));
}
TEST_F(UnitsFixture,SIUnit_LogicalOperators)
{
LOG(Debug,"SIUnit_LogicalOperators");
SIUnit u1;
SIUnit u2(SIExpnt(1,1,-2));
SIUnit u3(SIExpnt(1,1,-2,0),3);
EXPECT_TRUE(u2 == u3);
EXPECT_FALSE(u1 == u3);
}