#! /usr/bin/env python
from __future__ import division, absolute_import, print_function

# System imports
from   distutils.util import get_platform
import os
import sys
import unittest

# Import NumPy
import numpy as np
major, minor = [ int(d) for d in np.__version__.split(".")[:2] ]
if major == 0: BadListError = TypeError
else:          BadListError = ValueError

import Vector

######################################################################

class VectorTestCase(unittest.TestCase):

    def __init__(self, methodName="runTest"):
        unittest.TestCase.__init__(self, methodName)
        self.typeStr  = "double"
        self.typeCode = "d"

    # Test the (type IN_ARRAY1[ANY]) typemap
    def testLength(self):
        "Test length function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        length = Vector.__dict__[self.typeStr + "Length"]
        self.assertEqual(length([5, 12, 0]), 13)

    # Test the (type IN_ARRAY1[ANY]) typemap
    def testLengthBadList(self):
        "Test length function with bad list"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        length = Vector.__dict__[self.typeStr + "Length"]
        self.assertRaises(BadListError, length, [5, "twelve", 0])

    # Test the (type IN_ARRAY1[ANY]) typemap
    def testLengthWrongSize(self):
        "Test length function with wrong size"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        length = Vector.__dict__[self.typeStr + "Length"]
        self.assertRaises(TypeError, length, [5, 12])

    # Test the (type IN_ARRAY1[ANY]) typemap
    def testLengthWrongDim(self):
        "Test length function with wrong dimensions"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        length = Vector.__dict__[self.typeStr + "Length"]
        self.assertRaises(TypeError, length, [[1, 2], [3, 4]])

    # Test the (type IN_ARRAY1[ANY]) typemap
    def testLengthNonContainer(self):
        "Test length function with non-container"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        length = Vector.__dict__[self.typeStr + "Length"]
        self.assertRaises(TypeError, length, None)

    # Test the (type* IN_ARRAY1, int DIM1) typemap
    def testProd(self):
        "Test prod function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        prod = Vector.__dict__[self.typeStr + "Prod"]
        self.assertEqual(prod([1, 2, 3, 4]), 24)

    # Test the (type* IN_ARRAY1, int DIM1) typemap
    def testProdBadList(self):
        "Test prod function with bad list"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        prod = Vector.__dict__[self.typeStr + "Prod"]
        self.assertRaises(BadListError, prod, [[1, "two"], ["e", "pi"]])

    # Test the (type* IN_ARRAY1, int DIM1) typemap
    def testProdWrongDim(self):
        "Test prod function with wrong dimensions"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        prod = Vector.__dict__[self.typeStr + "Prod"]
        self.assertRaises(TypeError, prod, [[1, 2], [8, 9]])

    # Test the (type* IN_ARRAY1, int DIM1) typemap
    def testProdNonContainer(self):
        "Test prod function with non-container"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        prod = Vector.__dict__[self.typeStr + "Prod"]
        self.assertRaises(TypeError, prod, None)

    # Test the (int DIM1, type* IN_ARRAY1) typemap
    def testSum(self):
        "Test sum function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        sum = Vector.__dict__[self.typeStr + "Sum"]
        self.assertEqual(sum([5, 6, 7, 8]), 26)

    # Test the (int DIM1, type* IN_ARRAY1) typemap
    def testSumBadList(self):
        "Test sum function with bad list"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        sum = Vector.__dict__[self.typeStr + "Sum"]
        self.assertRaises(BadListError, sum, [3, 4, 5, "pi"])

    # Test the (int DIM1, type* IN_ARRAY1) typemap
    def testSumWrongDim(self):
        "Test sum function with wrong dimensions"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        sum = Vector.__dict__[self.typeStr + "Sum"]
        self.assertRaises(TypeError, sum, [[3, 4], [5, 6]])

    # Test the (int DIM1, type* IN_ARRAY1) typemap
    def testSumNonContainer(self):
        "Test sum function with non-container"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        sum = Vector.__dict__[self.typeStr + "Sum"]
        self.assertRaises(TypeError, sum, True)

    # Test the (type INPLACE_ARRAY1[ANY]) typemap
    def testReverse(self):
        "Test reverse function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        reverse = Vector.__dict__[self.typeStr + "Reverse"]
        vector = np.array([1, 2, 4], self.typeCode)
        reverse(vector)
        self.assertEqual((vector == [4, 2, 1]).all(), True)

    # Test the (type INPLACE_ARRAY1[ANY]) typemap
    def testReverseWrongDim(self):
        "Test reverse function with wrong dimensions"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        reverse = Vector.__dict__[self.typeStr + "Reverse"]
        vector = np.array([[1, 2], [3, 4]], self.typeCode)
        self.assertRaises(TypeError, reverse, vector)

    # Test the (type INPLACE_ARRAY1[ANY]) typemap
    def testReverseWrongSize(self):
        "Test reverse function with wrong size"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        reverse = Vector.__dict__[self.typeStr + "Reverse"]
        vector = np.array([9, 8, 7, 6, 5, 4], self.typeCode)
        self.assertRaises(TypeError, reverse, vector)

    # Test the (type INPLACE_ARRAY1[ANY]) typemap
    def testReverseWrongType(self):
        "Test reverse function with wrong type"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        reverse = Vector.__dict__[self.typeStr + "Reverse"]
        vector = np.array([1, 2, 4], 'c')
        self.assertRaises(TypeError, reverse, vector)

    # Test the (type INPLACE_ARRAY1[ANY]) typemap
    def testReverseNonArray(self):
        "Test reverse function with non-array"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        reverse = Vector.__dict__[self.typeStr + "Reverse"]
        self.assertRaises(TypeError, reverse, [2, 4, 6])

    # Test the (type* INPLACE_ARRAY1, int DIM1) typemap
    def testOnes(self):
        "Test ones function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        ones = Vector.__dict__[self.typeStr + "Ones"]
        vector = np.zeros(5, self.typeCode)
        ones(vector)
        np.testing.assert_array_equal(vector, np.array([1, 1, 1, 1, 1]))

    # Test the (type* INPLACE_ARRAY1, int DIM1) typemap
    def testOnesWrongDim(self):
        "Test ones function with wrong dimensions"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        ones = Vector.__dict__[self.typeStr + "Ones"]
        vector = np.zeros((5, 5), self.typeCode)
        self.assertRaises(TypeError, ones, vector)

    # Test the (type* INPLACE_ARRAY1, int DIM1) typemap
    def testOnesWrongType(self):
        "Test ones function with wrong type"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        ones = Vector.__dict__[self.typeStr + "Ones"]
        vector = np.zeros((5, 5), 'c')
        self.assertRaises(TypeError, ones, vector)

    # Test the (type* INPLACE_ARRAY1, int DIM1) typemap
    def testOnesNonArray(self):
        "Test ones function with non-array"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        ones = Vector.__dict__[self.typeStr + "Ones"]
        self.assertRaises(TypeError, ones, [2, 4, 6, 8])

    # Test the (int DIM1, type* INPLACE_ARRAY1) typemap
    def testZeros(self):
        "Test zeros function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        zeros = Vector.__dict__[self.typeStr + "Zeros"]
        vector = np.ones(5, self.typeCode)
        zeros(vector)
        np.testing.assert_array_equal(vector, np.array([0, 0, 0, 0, 0]))

    # Test the (int DIM1, type* INPLACE_ARRAY1) typemap
    def testZerosWrongDim(self):
        "Test zeros function with wrong dimensions"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        zeros = Vector.__dict__[self.typeStr + "Zeros"]
        vector = np.ones((5, 5), self.typeCode)
        self.assertRaises(TypeError, zeros, vector)

    # Test the (int DIM1, type* INPLACE_ARRAY1) typemap
    def testZerosWrongType(self):
        "Test zeros function with wrong type"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        zeros = Vector.__dict__[self.typeStr + "Zeros"]
        vector = np.ones(6, 'c')
        self.assertRaises(TypeError, zeros, vector)

    # Test the (int DIM1, type* INPLACE_ARRAY1) typemap
    def testZerosNonArray(self):
        "Test zeros function with non-array"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        zeros = Vector.__dict__[self.typeStr + "Zeros"]
        self.assertRaises(TypeError, zeros, [1, 3, 5, 7, 9])

    # Test the (type ARGOUT_ARRAY1[ANY]) typemap
    def testEOSplit(self):
        "Test eoSplit function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        eoSplit = Vector.__dict__[self.typeStr + "EOSplit"]
        even, odd = eoSplit([1, 2, 3])
        self.assertEqual((even == [1, 0, 3]).all(), True)
        self.assertEqual((odd  == [0, 2, 0]).all(), True)

    # Test the (type* ARGOUT_ARRAY1, int DIM1) typemap
    def testTwos(self):
        "Test twos function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        twos = Vector.__dict__[self.typeStr + "Twos"]
        vector = twos(5)
        self.assertEqual((vector == [2, 2, 2, 2, 2]).all(), True)

    # Test the (type* ARGOUT_ARRAY1, int DIM1) typemap
    def testTwosNonInt(self):
        "Test twos function with non-integer dimension"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        twos = Vector.__dict__[self.typeStr + "Twos"]
        self.assertRaises(TypeError, twos, 5.0)

    # Test the (int DIM1, type* ARGOUT_ARRAY1) typemap
    def testThrees(self):
        "Test threes function"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        threes = Vector.__dict__[self.typeStr + "Threes"]
        vector = threes(6)
        self.assertEqual((vector == [3, 3, 3, 3, 3, 3]).all(), True)

    # Test the (type* ARGOUT_ARRAY1, int DIM1) typemap
    def testThreesNonInt(self):
        "Test threes function with non-integer dimension"
        print(self.typeStr, "... ", end=' ', file=sys.stderr)
        threes = Vector.__dict__[self.typeStr + "Threes"]
        self.assertRaises(TypeError, threes, "threes")

######################################################################

class scharTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "schar"
        self.typeCode = "b"

######################################################################

class ucharTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "uchar"
        self.typeCode = "B"

######################################################################

class shortTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "short"
        self.typeCode = "h"

######################################################################

class ushortTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "ushort"
        self.typeCode = "H"

######################################################################

class intTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "int"
        self.typeCode = "i"

######################################################################

class uintTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "uint"
        self.typeCode = "I"

######################################################################

class longTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "long"
        self.typeCode = "l"

######################################################################

class ulongTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "ulong"
        self.typeCode = "L"

######################################################################

class longLongTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "longLong"
        self.typeCode = "q"

######################################################################

class ulongLongTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "ulongLong"
        self.typeCode = "Q"

######################################################################

class floatTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "float"
        self.typeCode = "f"

######################################################################

class doubleTestCase(VectorTestCase):
    def __init__(self, methodName="runTest"):
        VectorTestCase.__init__(self, methodName)
        self.typeStr  = "double"
        self.typeCode = "d"

######################################################################

if __name__ == "__main__":

    # Build the test suite
    suite = unittest.TestSuite()
    suite.addTest(unittest.makeSuite(    scharTestCase))
    suite.addTest(unittest.makeSuite(    ucharTestCase))
    suite.addTest(unittest.makeSuite(    shortTestCase))
    suite.addTest(unittest.makeSuite(   ushortTestCase))
    suite.addTest(unittest.makeSuite(      intTestCase))
    suite.addTest(unittest.makeSuite(     uintTestCase))
    suite.addTest(unittest.makeSuite(     longTestCase))
    suite.addTest(unittest.makeSuite(    ulongTestCase))
    suite.addTest(unittest.makeSuite( longLongTestCase))
    suite.addTest(unittest.makeSuite(ulongLongTestCase))
    suite.addTest(unittest.makeSuite(    floatTestCase))
    suite.addTest(unittest.makeSuite(   doubleTestCase))

    # Execute the test suite
    print("Testing 1D Functions of Module Vector")
    print("NumPy version", np.__version__)
    print()
    result = unittest.TextTestRunner(verbosity=2).run(suite)
    sys.exit(bool(result.errors + result.failures))
