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# coding=utf-8
"""
Test the inkex.GenerateExtension class.
"""
import inkex
from inkex.tester import TestCase
class MyGenerateExtension(inkex.GenerateExtension):
TEST_ITEM_ATTRIBS = {
"transform": "rotate(123)",
"d": "M3,4L5,6",
"id": "yielded_test_item",
}
def generate(self):
yield inkex.PathElement(**self.TEST_ITEM_ATTRIBS)
class TestExtensionGenerate(TestCase):
effect_class = MyGenerateExtension
def test_layer_transform(self):
effect = self.assertEffect("svg", "transformed-layer.svg")
item = effect.svg.getElementById(MyGenerateExtension.TEST_ITEM_ATTRIBS["id"])
parent = item.getparent()
# expect that generated items have not been modified
for key, value in MyGenerateExtension.TEST_ITEM_ATTRIBS.items():
self.assertEqual(item.get(key), value)
# expect a new parent group which is a child of the current layer
self.assertEqual(parent.getparent().get("id"), "inner_layer")
# expect that the parent group compensates the transform of the current
# layer and is positioned at the current view center
self.assertTransformEqual(
parent.get("transform"),
"scale(0.5) translate(-20,-30) rotate(-30) translate(100,300)",
3,
)
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