def testArbitrary(self):
"""Asserts correct value with two arbitrary unit vectors."""
params = ARBITRARY_UNIT_XYZ1, ARBITRARY_UNIT_XYZ2
self.assertAlmostEqual(geomcalc.GetUdp(*params), -0.0138069)
def testReflexive(self):
"""Asserts same value with inverted order of inputs."""
params = ARBITRARY_UNIT_XYZ2, ARBITRARY_UNIT_XYZ1
self.assertAlmostEqual(geomcalc.GetUdp(*params), -0.0138069)
def testSameVector(self):
"""Asserts unit value with same vector in each input."""
params = ARBITRARY_UNIT_XYZ3, ARBITRARY_UNIT_XYZ3
self.assertAlmostEqual(geomcalc.GetUdp(*params), 1.0)
def testOppositeVector(self):
"""Asserts negative unit value with opposite vectors in inputs."""
params = POSITIVE_UNIT_X, NEGATIVE_UNIT_X
self.assertAlmostEqual(geomcalc.GetUdp(*params), -1.0)
def testUnitZ(self):
"""Asserts correct value with one vector along negative z-axis."""
params = NEGATIVE_UNIT_Z, ARBITRARY_UNIT_XYZ2
self.assertAlmostEqual(geomcalc.GetUdp(*params), 0.843747)
def testUnitY(self):
"""Asserts correct value with one vector along negative y-axis."""
params = ARBITRARY_UNIT_XYZ2, NEGATIVE_UNIT_Y
self.assertAlmostEqual(geomcalc.GetUdp(*params), -0.391797)
def testUnitX(self):
"""Asserts correct value with one vector along positive x-axis."""
params = POSITIVE_UNIT_X, ARBITRARY_UNIT_XYZ1
self.assertAlmostEqual(geomcalc.GetUdp(*params), 0.382886)
def testZeroVectorTwo(self):
"""Asserts zero output with zero vector second input."""
params = ARBITRARY_UNIT_XYZ2, ORIGIN
self.assertAlmostEqual(geomcalc.GetUdp(*params), 0.0)
def testZeroVectorOne(self):
"""Asserts zero output with zero vector first input."""
params = ORIGIN, ARBITRARY_UNIT_XYZ1
self.assertAlmostEqual(geomcalc.GetUdp(*params), 0.0)
