def test_pt(self):
'''Test that pT is correctly set.'''
cluster = Cluster(10., TVector3(1, 0, 0),
1) #alice made this use default layer
self.assertAlmostEqual(cluster.pt, 10.)
cluster.set_energy(5.)
self.assertAlmostEqual(cluster.pt, 5.)
def test_acceptance(self):
rootfile = TFile('test_cluster_acceptance.root', 'recreate')
h_evseta = TH2F('h_evseta','cluster energy vs eta',
100, -5, 5, 100, 0, 15)
h_ptvseta = TH2F('h_ptvseta','cluster pt vs eta',
100, -5, 5, 100, 0, 15)
nclust = 1000.
energies = np.random.uniform(0., 10., nclust)
thetas = np.random.uniform(0, math.pi, nclust)
costhetas = np.cos(thetas)
sinthetas = np.sin(thetas)
clusters = []
for energy, cos, sin in zip(energies, costhetas, sinthetas):
clusters.append(Cluster(energy, TVector3(sin,0,cos), 1, 1))
ecal = cms.elements['ecal']
smeared_clusters = []
min_energy = -999.
for cluster in clusters:
smeared_cluster = simulator.smear_cluster(cluster, ecal)
if smeared_cluster:
h_evseta.Fill(smeared_cluster.position.Eta(),
smeared_cluster.energy)
h_ptvseta.Fill(smeared_cluster.position.Eta(),
smeared_cluster.pt)
smeared_clusters.append(smeared_cluster)
if smeared_cluster.energy > min_energy:
min_energy = smeared_cluster.energy
self.assertGreater(len(clusters), len(smeared_clusters))
self.assertGreater(min_energy, ecal.emin)
rootfile.Write()
rootfile.Close()
def test_smear(self):
rootfile = TFile('test_cluster_smear.root', 'recreate')
h_e = TH1F('h_e','cluster energy', 200, 5, 15.)
energy = 10.
cluster = Cluster(energy, TVector3(1,0,0), 1) #alice made this use default layer
ecal = cms.elements['ecal']
energies = []
for i in range(10000):
smeared = simulator.smear_cluster(cluster, ecal, accept=True)
h_e.Fill(smeared.energy)
energies.append(smeared.energy)
npe = np.array(energies)
mean = np.mean(npe)
rms = np.std(npe)
eres = ecal.energy_resolution(cluster.energy)
self.assertAlmostEqual(mean, energy, places=1)
self.assertAlmostEqual(rms, eres*energy, places=1)
rootfile.Write()
rootfile.Close()
def test_acceptance(self):
rootfile = TFile('test_cluster_acceptance.root', 'recreate')
h_evseta = TH2F('h_evseta', 'cluster energy vs eta', 100, -5, 5, 100,
0, 15)
h_ptvseta = TH2F('h_ptvseta', 'cluster pt vs eta', 100, -5, 5, 100, 0,
15)
nclust = 1000
# making 1000 deposits between 0 and 10 GeV
energies = np.random.uniform(0., 10., nclust)
# theta between 0 and pi
thetas = np.random.uniform(0, math.pi, nclust)
costhetas = np.cos(thetas)
sinthetas = np.sin(thetas)
clusters = []
for energy, cos, sin in zip(energies, costhetas, sinthetas):
clusters.append(Cluster(energy, TVector3(sin, 0, cos),
1)) #alice made this use default layer
ecal = cms.elements['ecal']
smeared_clusters = []
min_energy = -999.
for cluster in clusters:
smeared_cluster = simulator.make_and_store_smeared_cluster(
cluster, ecal)
if smeared_cluster:
h_evseta.Fill(smeared_cluster.position.Eta(),
smeared_cluster.energy)
h_ptvseta.Fill(smeared_cluster.position.Eta(),
smeared_cluster.pt)
smeared_clusters.append(smeared_cluster)
if smeared_cluster.energy > min_energy:
min_energy = smeared_cluster.energy
# test that some clusters have been rejected
# (not passing the acceptance)
self.assertGreater(len(clusters), len(smeared_clusters))
# test that the minimum cluster energy is larger than the
# minimum ecal threshold
ecal_min_thresh = min(ecal.emin.values())
self.assertGreater(min_energy, ecal_min_thresh)
rootfile.Write()
rootfile.Close()
def test_pt(self):
'''Test that pT is correctly set.'''
cluster = Cluster(10., TVector3(1,0,0), 1) #alice made this use default layer
self.assertAlmostEqual(cluster.pt, 10.)
cluster.set_energy(5.)
self.assertAlmostEqual(cluster.pt, 5.)
def test_pt(self):
'''Test that pT is correctly set.'''
cluster = Cluster(10., TVector3(1,0,0), 1, 1)
self.assertAlmostEqual(cluster.pt, 10.)
cluster.set_energy(5.)
self.assertAlmostEqual(cluster.pt, 5.)
def test_pt(self):
'''Test that pT is correctly set.'''
cluster = Cluster(10., TVector3(1,0,0), 1, 1)
self.assertAlmostEqual(cluster.pt, 10.)
cluster.set_energy(5.)
self.assertAlmostEqual(cluster.pt, 5.)