def testNonFlatW0(self):
"""
Test the evolution of H and Omega_i as a function of redshift for non-flat
models with constant w
"""
H0 = 60.0
for Om0 in np.arange(start=0.15, stop=0.76, step=0.3):
for Ok0 in np.arange(start=0.1, stop=0.11, step=0.2):
for w0 in np.arange(start=-1.1, stop=-0.89, step=0.2):
universe = CosmologyObject(H0=H0, Om0=Om0, Ok0=Ok0, w0=w0)
Og0 = universe.OmegaPhotons(redshift=0.0)
Onu0 = universe.OmegaNeutrinos(redshift=0.0)
self.assertAlmostEqual(universe.OmegaMatter(redshift=0.0),
Om0, 10)
self.assertAlmostEqual(
Ok0, universe.OmegaCurvature(redshift=0.0), 10)
self.assertAlmostEqual(
1.0 - Om0 - Ok0 -
universe.OmegaDarkEnergy(redshift=0.0), Og0 + Onu0, 10)
self.assertAlmostEqual(universe.H(redshift=0.0), H0, 10)
Om0 = universe.OmegaMatter(redshift=0.0)
Ode0 = universe.OmegaDarkEnergy(redshift=0.0)
for zz in np.arange(start=0.0, stop=4.0, step=2.0):
self.assertAlmostEqual(w0, universe.w(redshift=zz), 6)
Hcontrol, OmControl, OdeControl, OgControl, OnuControl, \
OkControl = cosmologicalOmega(zz, H0, Om0, Og0=Og0, Onu0=Onu0,
w0=w0, wa=0.0, Ode0=Ode0)
self.assertAlmostEqual(
OmControl, universe.OmegaMatter(redshift=zz), 6)
self.assertAlmostEqual(
OdeControl, universe.OmegaDarkEnergy(redshift=zz),
6)
self.assertAlmostEqual(
OgControl, universe.OmegaPhotons(redshift=zz), 6)
self.assertAlmostEqual(
OnuControl, universe.OmegaNeutrinos(redshift=zz),
6)
self.assertAlmostEqual(
OkControl, universe.OmegaCurvature(redshift=zz), 6)
self.assertAlmostEqual(Hcontrol,
universe.H(redshift=zz), 6)
del universe
def testFlatW0Wa(self):
"""
Test the evolution of H and Omega_i as a function of redshift for
flat models with w = w0 + wa * z / (1 + z)
"""
H0 = 96.0
for Om0 in numpy.arange(start=0.1, stop=0.95, step=0.4):
for w0 in numpy.arange(start=-1.1, stop=-0.89, step=0.2):
for wa in numpy.arange(start=-0.1, stop=0.11, step=0.2):
universe = CosmologyObject(H0=H0, Om0=Om0, w0=w0, wa=wa)
Og0 = universe.OmegaPhotons(redshift=0.0)
Onu0 = universe.OmegaNeutrinos(redshift=0.0)
self.assertAlmostEqual(universe.OmegaMatter(redshift=0.0),
Om0, 10)
self.assertAlmostEqual(
1.0 - Om0 - universe.OmegaDarkEnergy(redshift=0.0),
Og0 + Onu0, 6)
self.assertAlmostEqual(universe.H(redshift=0.0), H0, 10)
self.assertEqual(universe.OmegaCurvature(), 0.0)
Om0 = universe.OmegaMatter(redshift=0.0)
Ode0 = universe.OmegaDarkEnergy(redshift=0.0)
for zz in numpy.arange(start=0.0, stop=4.1, step=2.0):
wControl = w0 + wa * (1.0 - 1.0 / (1.0 + zz))
self.assertAlmostEqual(wControl,
universe.w(redshift=zz), 6)
Hcontrol, OmControl, OdeControl, OgControl, OnuControl, \
OkControl = cosmologicalOmega(zz, H0, Om0, Og0=Og0, Onu0=Onu0,
w0=w0, wa=wa)
self.assertAlmostEqual(
OmControl, universe.OmegaMatter(redshift=zz), 6)
self.assertAlmostEqual(
OdeControl, universe.OmegaDarkEnergy(redshift=zz),
6)
self.assertAlmostEqual(
OgControl, universe.OmegaPhotons(redshift=zz), 6)
self.assertAlmostEqual(
OnuControl, universe.OmegaNeutrinos(redshift=zz),
6)
self.assertAlmostEqual(Hcontrol,
universe.H(redshift=zz), 6)
del universe
def testNonFlatW0Wa(self):
"""
Test the evolution of H and Omega_i as a function of redshift for non-flat
models with w = w0 + wa * z / (1+z)
"""
H0 = 60.0
for Om0 in np.arange(start=0.15, stop=0.76, step=0.3):
for Ok0 in np.arange(start=-0.1, stop=0.11, step=0.2):
for w0 in np.arange(start=-1.1, stop=-0.89, step=0.2):
for wa in np.arange(start=-0.1, stop=0.15, step=0.2):
universe = CosmologyObject(H0=H0, Om0=Om0, Ok0=Ok0, w0=w0, wa=wa)
Og0 = universe.OmegaPhotons(redshift=0.0)
Onu0 = universe.OmegaNeutrinos(redshift=0.0)
self.assertAlmostEqual(universe.OmegaMatter(redshift=0.0), Om0, 10)
self.assertAlmostEqual(Ok0, universe.OmegaCurvature(redshift=0.0), 10)
self.assertAlmostEqual(1.0 - Om0 - Ok0 - universe.OmegaDarkEnergy(redshift=0.0),
Og0 + Onu0, 10)
self.assertAlmostEqual(universe.H(redshift=0.0), H0, 10)
Om0 = universe.OmegaMatter(redshift=0.0)
Ode0 = universe.OmegaDarkEnergy(redshift=0.0)
for zz in np.arange(start=0.0, stop=4.0, step=2.0):
wControl = w0 + wa*(1.0 - 1.0/(1.0+zz))
self.assertAlmostEqual(wControl, universe.w(redshift=zz), 6)
Hcontrol, OmControl, OdeControl, OgControl, OnuControl, \
OkControl = cosmologicalOmega(zz, H0, Om0, Og0=Og0, Onu0=Onu0,
w0=w0, wa=wa, Ode0=Ode0)
self.assertAlmostEqual(OmControl, universe.OmegaMatter(redshift=zz), 6)
self.assertAlmostEqual(OdeControl, universe.OmegaDarkEnergy(redshift=zz), 6)
self.assertAlmostEqual(OgControl, universe.OmegaPhotons(redshift=zz), 6)
self.assertAlmostEqual(OnuControl, universe.OmegaNeutrinos(redshift=zz), 6)
self.assertAlmostEqual(OkControl, universe.OmegaCurvature(redshift=zz), 6)
self.assertAlmostEqual(Hcontrol, universe.H(redshift=zz), 6)
del universe
def testFlatW0(self):
"""
Test the evolution of H and Omega_i as a function of redshift for flat
models with constant w
"""
H0 = 96.0
for Om0 in numpy.arange(start=0.1, stop=0.95, step=0.4):
for w0 in numpy.arange(start=-1.5, stop=-0.49, step=1.0):
universe = CosmologyObject(H0=H0, Om0=Om0, w0=w0)
Og0 = universe.OmegaPhotons(redshift=0.0)
Onu0 = universe.OmegaNeutrinos(redshift=0.0)
self.assertAlmostEqual(universe.OmegaMatter(redshift=0.0), Om0, 10)
self.assertAlmostEqual(1.0 - Om0 - universe.OmegaDarkEnergy(redshift=0.0), Og0+Onu0, 6)
self.assertAlmostEqual(universe.H(redshift=0.0),H0,10)
self.assertEqual(universe.OmegaCurvature(),0.0)
Om0 = universe.OmegaMatter(redshift=0.0)
Ode0 = universe.OmegaDarkEnergy(redshift=0.0)
for zz in numpy.arange(start=0.0, stop=4.1, step=2.0):
self.assertAlmostEqual(w0, universe.w(redshift=zz), 6)
Hcontrol, OmControl, OdeControl, OgControl, OnuControl, \
OkControl = cosmologicalOmega(zz, H0, Om0, Og0=Og0, Onu0=Onu0,
w0=w0, wa=0.0)
self.assertAlmostEqual(OmControl, universe.OmegaMatter(redshift=zz), 6)
self.assertAlmostEqual(OdeControl, universe.OmegaDarkEnergy(redshift=zz), 6)
self.assertAlmostEqual(OgControl, universe.OmegaPhotons(redshift=zz), 6)
self.assertAlmostEqual(OnuControl, universe.OmegaNeutrinos(redshift=zz), 6)
self.assertAlmostEqual(Hcontrol, universe.H(redshift=zz), 6)
del universe
