def test_convert_circle(self):
""" Tests converting Circle objects to circle commands."""
circle = shape.Circle(0, 0, 300)
command = self.geda_writer._convert_circle(circle)
self.assertEquals(command,
['V 0 0 3000 3 10 0 0 -1 -1 0 -1 -1 -1 -1 -1'])
circle = shape.Circle(10, 30, 10)
command = self.geda_writer._convert_circle(circle)
self.assertEquals(command,
['V 100 300 100 3 10 0 0 -1 -1 0 -1 -1 -1 -1 -1'])
def test_is_valid_path(self):
""" Tests if SBody objects contain valid paths."""
shapes = [
shape.Line((10, 10), (50, 10)), #L 500,100
shape.BezierCurve((70, 10), (80, 30), (50, 10),
(80, 40)), #C 700,100 800,300 800,400
shape.BezierCurve((80, 50), (70, 70), (80, 40),
(50, 70)), #C 800,500 700,700 500,700
shape.Line((50, 70), (10, 70)), #L 100,700
]
body = components.SBody()
body.shapes = shapes
self.assertTrue(self.geda_writer.is_valid_path(body))
body.add_shape(shape.Line((10, 70), (10, 10)))
self.assertTrue(self.geda_writer.is_valid_path(body))
shapes = [
shape.Line((10, 10), (50, 10)), #L 500,100
shape.BezierCurve((70, 10), (80, 30), (50, 10),
(80, 40)), #C 700,100 800,300 800,400
shape.Line((50, 70), (10, 70)), #L 100,700
]
body.shapes = shapes
self.assertFalse(self.geda_writer.is_valid_path(body))
body.add_shape(shape.Circle(0, 0, 10))
self.assertFalse(self.geda_writer.is_valid_path(body))
def test_generating_geda_commands_for_toplevel_shapes(self):
design = Design()
design.shapes = [
shape.Line((0, 0), (0, 50)),
shape.Circle(0, 0, 300),
]
design.pins = [
components.Pin('E', (0, 0), (0, 30)),
components.Pin('E', (0, 0), (0, 30)),
]
commands = self.geda_writer.generate_body_commands(design)
## default pins require 6 commands, shapes require 1 command
self.assertEquals(len(commands), 2 * 6 + 2 * 1)
def _parse_V(self, stream, params):
""" Creates a Circle object from the gEDA parameters in *params. All
style related parameters are ignored.
Returns a Circle object.
"""
vertex_x = params['x']
if self._is_mirrored_command(params):
vertex_x = 0 - vertex_x
circle = shape.Circle(
self.x_to_px(vertex_x),
self.y_to_px(params['y']),
self.to_px(params['radius']),
)
## store style data for arc in 'style' dict
self._save_parameters_to_object(circle, params)
return circle
