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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import unittest
from python.transformations import Rotation, Translation, Symmetry
class FakeBoard():
def __init__(self, min_x, min_y, max_x, max_y):
self.min_x = min_x
self.min_y = min_y
self.max_x = max_x
self.max_y = max_y
def get_size(self):
x_size = self.max_x - self.min_x
y_size = self.max_y - self.min_y
return min(19, x_size), min(19, y_size)
class TestRotation(unittest.TestCase):
""" Test the rotation transformation
"""
def test_apply_points(self):
""" Test the points rotation.
"""
rotation = Rotation(FakeBoard(2, 1, 8, 5))
self.assertEqual((4, 2), rotation.apply_points((2, 1)))
rotation = Rotation(FakeBoard(0, 0, 6, 4))
self.assertEqual((4, 0), rotation.apply_points((0, 0)))
self.assertEqual((4, 3), rotation.apply_points((3, 0)))
self.assertEqual((1, 0), rotation.apply_points((0, 3)))
self.assertEqual((1, 3), rotation.apply_points((3, 3)))
rotation = Rotation(FakeBoard(1, 1, 6, 4))
self.assertEqual((4, 1), rotation.apply_points((1, 0)))
def test_get_new_size(self):
""" Test the goban size rotation.
"""
rotation = Rotation(FakeBoard(2, 1, 8, 5))
self.assertEqual((0, 2, 4, 8), rotation.get_new_size())
rotation = Rotation(FakeBoard(0, 0, 6, 4))
self.assertEqual((0, 0, 4, 6), rotation.get_new_size())
def test_is_valid(self):
""" Test the is_valid method.
"""
# Do not rotate if height > width
rotation = Rotation(FakeBoard(0, 0, 6, 4))
self.assertTrue(rotation.is_valid())
# Always rotate if width > height
rotation = Rotation(FakeBoard(0, 0, 4, 6))
self.assertFalse(rotation.is_valid())
# May rotate if width = height (not tested here…)
class TestTranslation(unittest.TestCase):
""" Test the translation transformation.
"""
def test_apply_points(self):
""" Test the points translation.
"""
translation = Translation(FakeBoard(2, 1, 8, 5))
self.assertEqual((0, 0), translation.apply_points((2, 1)))
self.assertEqual((6, 4), translation.apply_points((8, 5)))
def test_get_new_size(self):
""" Test the goban size translation.
"""
translation = Translation(FakeBoard(2, 1, 8, 5))
self.assertEqual((0, 0, 6, 4), translation.get_new_size())
def test_is_valid(self):
""" Test the is_valid method.
"""
translation = Translation(FakeBoard(1, 0, 6, 4))
self.assertTrue(translation.is_valid())
translation = Translation(FakeBoard(0, 1, 6, 4))
self.assertTrue(translation.is_valid())
translation = Translation(FakeBoard(0, 0, 4, 6))
self.assertFalse(translation.is_valid())
class TestRotation(unittest.TestCase):
""" Test the simetry transformation.
"""
def test_apply_points(self):
""" Test the points Symmetry.
"""
symmetry = Symmetry(FakeBoard(2, 1, 8, 5))
symmetry.x_flip = True
symmetry.y_flip = False
self.assertEqual((8, 1), symmetry.apply_points((2, 1)))
self.assertEqual((2, 5), symmetry.apply_points((8, 5)))
symmetry.x_flip = False
symmetry.y_flip = True
self.assertEqual((2, 5), symmetry.apply_points((2, 1)))
self.assertEqual((8, 1), symmetry.apply_points((8, 5)))
def test_get_new_size(self):
""" Test the goban size Symmetry.
"""
symmetry = Symmetry(FakeBoard(2, 1, 8, 5))
self.assertEqual((2, 1, 8, 5), symmetry.get_new_size())
def test_is_valid(self):
""" Test the is_valid method.
"""
symmetry = Symmetry(FakeBoard(1, 0, 6, 4))
symmetry.x_flip = True
self.assertTrue(symmetry.is_valid())
symmetry = Symmetry(FakeBoard(0, 0, 4, 6))
symmetry.x_flip = False
symmetry.y_flip = False
self.assertFalse(symmetry.is_valid())
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