def test_linear_coefficient(self):
p1 = p.Point(2, 2.5)
p2 = p.Point(4, 4)
line = l.Line()
line.create(p1, p2)
assert (float(line.Linear) == (1.0))
def test_b_coefficient(self):
p1 = p.Point(2, 2.5)
p2 = p.Point(4, 4)
line = l.Line()
line.create(p1, p2)
assert (float(line.B) == 2.0)
def test_angular_coefficient(self):
p1 = p.Point(2, 2.5)
p2 = p.Point(4, 4)
line = l.Line()
line.create(p1, p2)
assert (float(line.Angular) == (0.75))
def test_ACoefficient(self):
p1 = p.Point(2, 2.5)
p2 = p.Point(4, 4)
line = l.Line()
line.create(p1, p2)
assert (float(line.A) == (-1.5))
def test_line_equation(self):
p1 = p.Point(2, 2)
p2 = p.Point(4, 4)
line = l.Line()
line.create(p1, p2)
assert (type(line.equation()) == str)
def test_instance_two_points(self):
p1 = p.Point(2, 2)
p2 = p.Point(4, 4)
line = l.Line()
line.create(p1, p2)
assert (str(line) == "-2.0x+2.0y+0=0")
def test_instance_one_point_and_slope(self):
p1 = p.Point(4, 4.5)
line = l.Line()
line.create_via_slope(p1, 1)
assert (line.equation() == "y=1x+0.5")
def test_instance_equation(self):
line = l.Line()
line.create_via_equation("-8x+6y-8=0")
assert (line.equation() == "-8x+6y-8=0")
