def test_approximate_recoil_impulse_generic_03():
expect = 2.18 # lbs sec
result = ex.approximate_recoil_impulse(ejecta_weight_in_grains=150,
muzzle_velocity_in_fps=2100,
charge_weight_in_grains=35,
decimal_places=2)
assert (expect == result)
def test_approximate_recoil_impulse_generic_two_decimals_02():
expect = 3.66 # lbs sec
result = ex.approximate_recoil_impulse(ejecta_weight_in_grains=200,
muzzle_velocity_in_fps=3000,
charge_weight_in_grains=45,
decimal_places=2)
assert (expect == result)
def test_approximate_recoil_impulse_with_firearm_code_03():
expect = 1.97 # lbs sec
result = ex.approximate_recoil_impulse(ejecta_weight_in_grains=150,
muzzle_velocity_in_fps=2100,
charge_weight_in_grains=35,
firearm_code='HPR',
decimal_places=2)
assert (expect == result)
def test_approximate_recoil_impulse_with_firearm_code_two_decimals_02():
expect = 3.71 # lbs sec
result = ex.approximate_recoil_impulse(ejecta_weight_in_grains=200,
muzzle_velocity_in_fps=3000,
charge_weight_in_grains=45,
firearm_code='HPR',
decimal_places=2)
assert (expect == result)
def test_approximate_recoil_impulse_generic_no_decimals_01():
expect = 2 # lbs sec
result = ex.approximate_recoil_impulse(ejecta_weight_in_grains=100,
muzzle_velocity_in_fps=3000,
charge_weight_in_grains=45)
assert (expect == result)
