def test_zoom_with_enclosure(self):
"""Zoom test with off center circle and difference enclosure"""
input_ = circ._Circle(1.0, 0.0, 1.0)
enclosure = circ._Circle(0.0, 0.0, 2.0)
target = circ._Circle(0.0, 0.0, 1.0)
actual = circ.scale(input_, target, enclosure)
expected = circ._Circle(0.5, 0.0, 0.5)
self.assertEqual(expected, actual)
def test_zoom_with_enclosure(self):
"""Zoom test with off center circle and difference enclosure"""
input = Circle(1.0, 0.0, 1.0)
enclosure = Circle(0.0, 0.0, 2.0)
target = Circle(0.0, 0.0, 1.0)
actual = scale([input], enclosure, target)
expected = Circle(0.5, 0.0, 0.5)
self.assertEqual([expected], actual)
def test_simple_zoom_and_translation(self):
"""Pan and zoom test with off center circle equal to enclosure."""
input_ = circ._Circle(0.5, 0.5, 0.5)
target = circ._Circle(-0.5, 0, 1.0)
actual = circ.scale(input_, target, input_)
self.assertEqual(target, actual)
def test_simple_zoom_off_center(self):
"""Zoom test with off center circle equal to enclosure."""
input_ = circ._Circle(0.5, 0.5, 0.5)
target = circ._Circle(0.5, 0.5, 1.0)
actual = circ.scale(input_, target, input_)
self.assertEqual(target, actual)
def test_simple_zoom(self):
"""Trivial zoom test when the enclosure is the same as the circle."""
input_ = circ._Circle(0, 0, 0.5)
target = circ._Circle(0, 0, 1.0)
actual = circ.scale(input_, target, input_)
self.assertEqual(target, actual)
def test_simple_zoom_and_translation(self):
"""Pan and zoom test with off center circle equal to enclosure."""
input = Circle(0.5, 0.5, 0.5)
target = Circle(-0.5, 0, 1.0)
actual = scale([input], input, target)
self.assertEqual([target], actual)
def test_simple_zoom_off_center(self):
"""Zoom test with off center circle equal to enclosure."""
input = Circle(0.5, 0.5, 0.5)
target = Circle(0.5, 0.5, 1.0)
actual = scale([input], input, target)
self.assertEqual([target], actual)
def test_simple_zoom(self):
"""Trivial zoom test when the enclosure is the same as the circle."""
input = Circle(0, 0, 0.5)
target = Circle(0, 0, 1.0)
actual = scale([input], input, target)
self.assertEqual([target], actual)