mirror of https://github.com/KLayout/klayout.git
116 lines
3.8 KiB
Python
116 lines
3.8 KiB
Python
# KLayout Layout Viewer
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# Copyright (C) 2006-2025 Matthias Koefferlein
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import pya
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import unittest
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import sys
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import os
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class DBRegionTest(unittest.TestCase):
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def test_1_Region(self):
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r = pya.Region()
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self.assertEqual(str(r), "")
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r.insert(pya.Box(0, 100, 200, 300))
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self.assertEqual(str(r), "(0,100;0,300;200,300;200,100)")
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r2 = pya.Region(pya.Box(50, 150, 250, 350))
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self.assertEqual(str(r2), "(50,150;50,350;250,350;250,150)")
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r += r2
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self.assertEqual(str(r), "(0,100;0,300;200,300;200,100);(50,150;50,350;250,350;250,150)")
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r.merge()
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self.assertEqual(str(r), "(0,100;0,300;50,300;50,350;250,350;250,150;200,150;200,100)")
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def test_deep1(self):
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ut_testsrc = os.getenv("TESTSRC")
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# construction/destruction magic ...
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self.assertEqual(pya.DeepShapeStore.instance_count(), 0)
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dss = pya.DeepShapeStore()
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dss._create()
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self.assertEqual(pya.DeepShapeStore.instance_count(), 1)
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dss = None
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self.assertEqual(pya.DeepShapeStore.instance_count(), 0)
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dss = pya.DeepShapeStore()
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ly = pya.Layout()
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ly.read(os.path.join(ut_testsrc, "testdata", "algo", "deep_region_l1.gds"))
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l1 = ly.layer(1, 0)
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r = pya.Region(ly.top_cell().begin_shapes_rec(l1), dss)
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rf = pya.Region(ly.top_cell().begin_shapes_rec(l1))
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self.assertEqual(r.area(), 53120000)
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self.assertEqual(rf.area(), 53120000)
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ly_new = pya.Layout()
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tc = ly_new.add_cell("TOP")
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l1 = ly_new.layer(1, 0)
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l2 = ly_new.layer(2, 0)
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ly_new.insert(tc, l1, r)
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ly_new.insert(tc, l2, rf)
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s1 = { }
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s2 = { }
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for cell in ly_new.each_cell():
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s1[cell.name] = cell.shapes(l1).size()
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s2[cell.name] = cell.shapes(l2).size()
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self.assertEqual(s1, {"INV2": 1, "TOP": 0, "TRANS": 0})
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self.assertEqual(s2, {"INV2": 0, "TOP": 10, "TRANS": 0})
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# force destroy, so the unit tests pass on the next iteration
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dss = None
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self.assertEqual(pya.DeepShapeStore.instance_count(), 0)
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# begin_shapes_rec and begin_shapes_merged_rec
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def test_extended_iter(self):
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r = pya.Region()
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# NOTE: this also tests the copy semantics of the RecursiveShape to Variant binding in RBA:
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it, trans = r.begin_shapes_rec()
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s = ",".join([ str(trans*i.trans()*i.shape().polygon) for i in it.each() ])
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self.assertEqual(s, "")
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it, trans = r.begin_merged_shapes_rec()
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s = ",".join([ str(trans*i.trans()*i.shape().polygon) for i in it.each() ])
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self.assertEqual(s, "")
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r.insert(pya.Box(0, 0, 100, 100))
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r.insert(pya.Box(50, 50, 200, 200))
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it, trans = r.begin_shapes_rec()
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s = ",".join([ str(trans*i.trans()*i.shape().polygon) for i in it.each() ])
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self.assertEqual(s, "(0,0;0,100;100,100;100,0),(50,50;50,200;200,200;200,50)")
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it, trans = r.begin_merged_shapes_rec()
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s = ",".join([ str(trans*i.trans()*i.shape().polygon) for i in it.each() ])
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self.assertEqual(s, "(0,0;0,100;50,100;50,200;200,200;200,50;100,50;100,0)")
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# run unit tests
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if __name__ == '__main__':
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suite = unittest.TestLoader().loadTestsFromTestCase(DBRegionTest)
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if not unittest.TextTestRunner(verbosity = 1).run(suite).wasSuccessful():
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sys.exit(1)
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