###
# Copyright 2011 Diamond Light Source Ltd.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
###

"""
Test random class
import unittest
unittest.TestProgram(argv=["random_test"])
"""
import unittest

import scisoftpy as np
import scisoftpy.random as rnd


class Test(unittest.TestCase):
    def testRandom(self):
        import os

        if os.name == "java":
            import jarray

            ja = jarray.array([1, 2], "i")
        else:
            ja = np.array([1, 2])
        print np.asIterable(ja)

        print rnd.rand()
        print rnd.rand(1)
        print rnd.rand(2, 4)
        print rnd.randn()
        print rnd.randn(1)
        print rnd.randn(2, 4)
        for i in range(10):
            print i, rnd.randint(1)
        print rnd.randint(2)
        print rnd.randint(5, size=[2, 4])
        print rnd.random_integers(1)
        print rnd.random_integers(5, size=[2, 4])
        print rnd.exponential(1.1)
        print rnd.exponential(1.1, [2, 4])
        print rnd.poisson(1.1)
        print rnd.poisson(1.1, [2, 4])
        a = np.ones([2, 3])
        print rnd.poisson(1.2, a.shape)
        rnd.seed()
        print rnd.rand(2, 3)
        rnd.seed()
        print rnd.rand(2, 3)
        rnd.seed(12343)
        print rnd.rand(2, 3)
        rnd.seed(12343)
        print rnd.rand(2, 3)
        a = rnd.rand(200, 300)
        print a.mean(), a.std()


if __name__ == "__main__":
    # import sys;sys.argv = ['', 'Test.testName']
    __import__("__main__").Test = Test
    unittest.main()