Moritz Huebner: Started writing tests

test/sampler_tests.py

+from context import tupak
+from tupak import prior
+from tupak import likelihood
+import unittest
+from mock import Mock, MagicMock
+import numpy as np
+
+
+class TestSamplerInstantiation(unittest.TestCase):
+
+    def setUp(self):
+        self.likelihood = likelihood.Likelihood()
+        self.likelihood.parameters = MagicMock(return_value=dict(a=1, b=2, c=3))
+        delta_prior = prior.DeltaFunction(0)
+        delta_prior.peak = MagicMock(return_value=0)
+        delta_prior.rescale = MagicMock(return_value=delta_prior)
+        delta_prior.prob = MagicMock(return_value=1)
+        uniform_prior = prior.Uniform(0, 1)
+        uniform_prior.minimum = MagicMock(return_value=0)
+        uniform_prior.maximum = MagicMock(return_value=1)
+        uniform_prior.rescale = MagicMock(return_value=uniform_prior)
+        uniform_prior.prob = MagicMock(return_value=1)
+
+        self.priors = dict(a=delta_prior, b='string', c=uniform_prior)
+        self.likelihood.log_likelihood_ratio = MagicMock(return_value=1)
+        self.likelihood.log_likelihood = MagicMock(return_value=2)
+
+    def tearDown(self):
+        del self.likelihood
+        del self.priors
+
+    def test_default_instantiation(self):
+        sampler = tupak.sampler.Sampler(self.likelihood, self.priors)