TEST(Moveable, getsetMass) {
Moveable c;
float expectedMass = 4.5;
Vector2d expectedCenter = { 1, 1 };
c.setMass(expectedMass,
expectedCenter,
0);
auto actual = c.getMass();
EXPECT_EQ(actual, expectedMass);
Vector2d g = { 0.0, 0.0 };
World w(g);
PolygonShape p;
p.SetAsBox(2, 1);
Entity e;
c.init(w, p, e);
actual = c.getMass();
EXPECT_EQ(actual, expectedMass);
}
TEST(Moveable, applyForce) {
Vector2d g = { 0.0, 0.0 };
Vector2d initV = { 1.0, 1.0 };
Vector2d initP = { 0.0, 0.0 };
Vector2d force = { 4.0, 0.0 };
World w(g);
PolygonShape p;
p.SetAsBox(2, 1);
Moveable m(initV, initP);
Entity e;
m.init(w, p, e);
auto actual = m.getVel();
EXPECT_EQ(actual, initV);
m.applyForce(force);
w.Step(0.8, 8, 2);
actual = m.getVel();
// Note: 1.4 value found through trial.
EXPECT_EQ(actual.x, 1.4f);
EXPECT_EQ(actual.y, 1);
}
TEST(Thrust, onAddEntity) {
Vector2d g = { 0.0, 0.0 };
Vector2d initP = { 0, 0 };
Vector2d initV = { 0, 0 };
Vector2d direction = { 1, 1 };
float factor = 1000;
EvUserMovement ev(direction);
World w(g);
PolygonShape p;
p.SetAsBox(2, 1);
Moveable cm(initP, initV);
Thrustable ct(factor);
Entity* e = new Entity();
Thrust s;
cm.init(w, p, *e);
e->addComponent(&cm);
e->addComponent(&ct);
s.onAddEntity(*e);
e->emit(EV_USER_MOVEMENT, &ev);
w.Step(0.8, 8, 2);
auto actual = cm.getVel();
EXPECT_FLOAT_EQ(actual.x, 2.5);
EXPECT_FLOAT_EQ(actual.y, 0.0);
}
TEST(Moveable, init) {
Vector2d g = { 0, 0 };
World w(g);
PolygonShape p;
p.SetAsBox(2, 1);
Moveable c;
Entity e;
c.init(w, p, e);
auto actual = c.getBody();
EXPECT_NE(actual, nullptr);
}
TEST(Moveable, getAngle) {
Vector2d g = { 0.0, 0.0 };
Vector2d vel = { 1, 1 };
Vector2d initPos = { 1, 1 };
float expectedAngle = 89.3;
World w(g);
PolygonShape p;
p.SetAsBox(2, 1);
Entity e;
Moveable c = Moveable(vel, initPos, expectedAngle);
auto actual = c.getAngle();
EXPECT_EQ(actual, expectedAngle);
c.init(w, p, e);
actual = c.getAngle();
EXPECT_EQ(actual, expectedAngle);
}