'''
Created on Sep 9, 2018

@author: haidong
'''
import unittest

from collections import namedtuple

# from sources.covering_segment import getOptimalPoints, getOptimalPoints1, getOptimalPoints2
from sources.covering_segment import getOptimalPoints2

Segment = namedtuple('Segment', 'start end')

class Test(unittest.TestCase):


#     def testNameSegment(self):
#         s1 = Segment(1,2)
#         self.assertEqual(s1.start, 1)
#         self.assertEqual(s1.end, 2)

#     def testGetSortedListOfSegs1(self):
#         s1 = Segment(3,4)
#         s2 = Segment(1,2)
#         segList = [s1, s2]
#         self.assertEqual(getSortedListOfSegs(segList), [s2, s1])
# 
#     def testGetSortedListOfSegs2(self):
#         s1 = Segment(3,8)
#         s2 = Segment(3,5)
#         segList = [s1, s2]
#         self.assertEqual(getSortedListOfSegs(segList), [s2, s1])


    def testGetOptimalPoints(self):
        s1 = Segment(1,3)
        s2 = Segment(2,5)
        s3 = Segment(3,6)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

    def testGetOptimalPoints1(self):
        s1 = Segment(4,7)
        s2 = Segment(1,3)
        s3 = Segment(2,5)
        s4 = Segment(5,6)
        segList = [s1, s2, s3, s4]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 2)

    def testGetOptimalPoints2(self):
        s1 = Segment(1,1)
        s2 = Segment(1,1)
        s3 = Segment(1,1)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

    def testGetOptimalPoints3(self):
        s1 = Segment(1,1)
        s2 = Segment(1,2)
        s3 = Segment(1,1)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

    def testGetOptimalPoints4(self):
        s1 = Segment(5,6)
        s2 = Segment(3,4)
        s3 = Segment(1,2)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 3)

    def testGetOptimalPoints5(self):
        s1 = Segment(1,1)
        s2 = Segment(2,2)
        s3 = Segment(1,1)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 2)

    def testGetOptimalPoints6(self):
        s1 = Segment(1,5)
        s2 = Segment(2,2)
        s3 = Segment(1,1)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 2)

    def testGetOptimalPoints7(self):
        s1 = Segment(1,5)
        s2 = Segment(2,4)
        s3 = Segment(1,3)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

    def testGetOptimalPoints8(self):
        s1 = Segment(1,4)
        s2 = Segment(2,4)
        s3 = Segment(1,3)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

    def testGetOptimalPoints9(self):
        s1 = Segment(1,7)
        s2 = Segment(1,6)
        s3 = Segment(1,3)
        segList = [s1, s2, s3]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

    def testGetOptimalPoints10(self):
        s1 = Segment(1,7)
        s2 = Segment(1,6)
        s3 = Segment(1,3)
        s4 = Segment(7,7)
        segList = [s1, s2, s3, s4]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 2)

    def testGetOptimalPoints11(self):
        s1 = Segment(1,2)
        s2 = Segment(3,4)
        s3 = Segment(6,12)
        s4 = Segment(7,8)
        segList = [s1, s2, s3, s4]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 3)

    def testGetOptimalPoints12(self):
        s1 = Segment(1,15)
        s2 = Segment(2,14)
        s3 = Segment(6,12)
        s4 = Segment(7,8)
        segList = [s1, s2, s3, s4]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

    def testGetOptimalPoints13(self):
        s1 = Segment(1,15)
        s2 = Segment(2,3)
        s4 = Segment(4,8)
        segList = [s1, s2, s4]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 2)

    def testGetOptimalPoints14(self):
        s1 = Segment(1,3)
        s2 = Segment(1,4)
        s4 = Segment(2,3)
        segList = [s1, s2, s4]
        segList.sort()
        result = getOptimalPoints2(segList)
        self.assertEqual(len(result), 1)

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