def test_register_backend(self):
shaape = Shaape(TestUtils.EMPTY_INPUT)
original_backends = copy.copy(shaape.backends())
cairobackend = CairoBackend()
shaape.register_backend(cairobackend)
assert shaape.backends() == original_backends + [cairobackend]
assert_raises(TypeError, shaape.register_backend, OverlayParser())
def test_register_parser(self):
shaape = Shaape(TestUtils.EMPTY_INPUT)
original_parsers = copy.copy(shaape.parsers())
overlayparser = OverlayParser()
shaape.register_parser(overlayparser)
assert shaape.parsers() == original_parsers + [overlayparser]
assert_raises(TypeError, shaape.register_parser, CairoBackend())
def test_run(self):
parser = OverlayParser()
parser.run("", [])
parser.run("-", [])
assert len(parser.drawable_objects()) == 1, parser.drawable_objects()
assert type(parser.drawable_objects()[0]) == OpenGraph
parser.run("- -", [])
assert len(parser.drawable_objects()) == 2
assert type(parser.drawable_objects()[0]) == OpenGraph
assert type(parser.drawable_objects()[1]) == OpenGraph
parser.run(["++", "++"], [])
assert len(parser.drawable_objects()) == 1, "got " + str(
len(parser.drawable_objects())) + " drawable objects " + str(
parser.drawable_objects())
assert len(
[o for o in parser.drawable_objects() if type(o) == Polygon]) == 1
parser.run(["+--+", "| ++", "| ++", "+--+"], [])
assert len(parser.drawable_objects()) == 2, "got " + str(
len(parser.drawable_objects())) + " drawable objects "
assert len(
[o for o in parser.drawable_objects() if type(o) == Polygon]) == 2
def test_cycle_len(self):
parser = OverlayParser()
cycle = [Node(0, 0), Node(4, 0), Node(4, 2), Node(0, 2), Node(0, 0)]
assert parser.cycle_len(cycle) == 12
def test_init(self):
parser = OverlayParser()
assert parser != None
def test_run(self):
parser = OverlayParser()
parser.run("",[])
parser.run("-",[])
assert len(parser.drawable_objects()) == 1, parser.drawable_objects()
assert type(parser.drawable_objects()[0]) == OpenGraph
parser.run("- -",[])
assert len(parser.drawable_objects()) == 2
assert type(parser.drawable_objects()[0]) == OpenGraph
assert type(parser.drawable_objects()[1]) == OpenGraph
parser.run(["++","++"],[])
assert len(parser.drawable_objects()) == 1, "got " + str(len(parser.drawable_objects())) + " drawable objects " + str(parser.drawable_objects())
assert len([ o for o in parser.drawable_objects() if type(o) == Polygon]) == 1
parser.run(["+--+", "| ++", "| ++", "+--+"],[])
assert len(parser.drawable_objects()) == 2, "got " + str(len(parser.drawable_objects())) + " drawable objects "
assert len([ o for o in parser.drawable_objects() if type(o) == Polygon]) == 2
def test_cycle_len(self):
parser = OverlayParser()
cycle = [Node(0, 0), Node(4, 0), Node(4, 2), Node(0, 2), Node(0, 0)]
assert parser.cycle_len(cycle) == 12