'''
Testing selection by properties
'''

import unittest
from pymol import cmd, testing

@testing.requires('properties')
class TestProperties(testing.PyMOLTestCase):
    def testNumeric(self):
        cmd.fragment('ala')
        cmd.alter_state(1, 'all', 'p.x, p.y, p.index = x, y, index')
        cmd.select('sele_p_x', 'p.x < 0')
        cmd.select('sele_p_y', 'p.y > 0')
        cmd.select('sele_p_i', 'p.index = 3')
        cmd.select('sele_x', 'x < 0.0')
        cmd.select('sele_y', 'y > 0.0')
        cmd.select('sele_i', 'index 3')
        counts = [
            cmd.count_atoms('sele_p_x'),
            cmd.count_atoms('sele_x'),
            cmd.count_atoms('sele_x & sele_p_x'),
        ]
        self.assertEqual(counts[0], 8)
        self.assertEqual(counts[0], counts[1])
        self.assertEqual(counts[0], counts[2])
        counts = [
            cmd.count_atoms('sele_p_y'),
            cmd.count_atoms('sele_y'),
            cmd.count_atoms('sele_y & sele_p_y'),
        ]
        self.assertEqual(counts[0], 6)
        self.assertEqual(counts[0], counts[1])
        self.assertEqual(counts[0], counts[2])
        counts = [
            cmd.count_atoms('sele_i'),
            cmd.count_atoms('sele_p_i'),
            cmd.count_atoms('sele_i & sele_p_i'),
        ]
        self.assertEqual(counts[0], 1)
        self.assertEqual(counts[0], counts[1])
        self.assertEqual(counts[0], counts[2])

    def testString(self):
        cmd.fragment('ala')
        cmd.alter('all', 'p.name = name')
        cmd.select('sele_p_x', 'p.name in C+N+O')
        cmd.select('sele_x', 'name C+N+O')
        counts = [
            cmd.count_atoms('sele_p_x'),
            cmd.count_atoms('sele_x'),
            cmd.count_atoms('sele_x & sele_p_x'),
        ]
        self.assertEqual(counts[0], 3)
        self.assertEqual(counts[0], counts[1])
        self.assertEqual(counts[0], counts[2])

    def testCast(self):
        cmd.fragment('ala')
        cmd.alter('all', 'p.s, p.index = "10e0", index')
        cmd.alter('index 2+3', 'p.s = "30e0"')
        cmd.select('sele_p_s', 'p.s > 20')
        cmd.select('sele_p_i', 'p.index in 2+3')
        counts = [
            cmd.count_atoms('sele_p_s'),
            cmd.count_atoms('sele_p_i'),
        ]
        self.assertEqual(counts[0], 2)
        self.assertEqual(counts[1], 2)