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added test for issue 1265 (writing and reading pngs)

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This commit is contained in:
Thomas Ferreira de Lima
2023-02-15 11:01:47 -05:00
parent 334e9985f3
commit 3c9507ab63
5 changed files with 85 additions and 32 deletions
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testdata/python/dbLayoutToNetlist.py
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+13 -14
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@@ -46,7 +46,7 @@ class DBLayoutToNetlistTests(unittest.TestCase):
self.assertEqual(l2n.internal_layout().top_cell().name, ly.top_cell().name)
self.assertEqual(l2n.internal_top_cell().name, ly.top_cell().name)
self.assertNotEqual(l2n.layer_of(r), ly.layer(6, 0)) # would be a strange coincidence ...
self.assertNotEqual(l2n.layer_of(r), ly.layer(6, 0)) # would be a strange coincidence ...
cm = l2n.const_cell_mapping_into(ly, ly.top_cell())
for ci in range(0, l2n.internal_layout().cells()):
@@ -80,7 +80,7 @@ class DBLayoutToNetlistTests(unittest.TestCase):
rvia1 = l2n.make_polygon_layer( ly.layer(7, 0), "via1" )
rmetal2 = l2n.make_polygon_layer( ly.layer(8, 0), "metal2" )
rmetal2_lbl = l2n.make_text_layer( ly.layer(8, 1), "metal2_lbl" )
# Intra-layer
l2n.connect(rmetal1)
l2n.connect(rvia1)
@@ -92,7 +92,7 @@ class DBLayoutToNetlistTests(unittest.TestCase):
l2n.connect(rmetal1, rmetal1_lbl) # attaches labels
l2n.connect(rmetal2, rmetal2_lbl) # attaches labels
# Perform netlist extraction
# Perform netlist extraction
l2n.extract_netlist()
self.assertEqual(str(l2n.netlist()), """circuit TRANS ($1=$1,$2=$2);
@@ -137,7 +137,7 @@ end;
self.assertEqual(",".join(a), "$2")
self.assertEqual(str(t), "r0 *1 2.64,0")
self.assertEqual(str(l2n.shapes_of_net(n, rmetal1, True)),
self.assertEqual(str(l2n.shapes_of_net(n, rmetal1, True)),
"(-980,-420;-980,2420;-620,2420;-620,-420);(-800,820;-800,1180;580,1180;580,820);(-980,2420;-980,3180;-620,3180;-620,2420);(-980,-380;-980,380;-620,380;-620,-380)")
shapes = pya.Shapes()
@@ -145,7 +145,7 @@ end;
r = pya.Region()
for s in shapes.each():
r.insert(s.polygon)
self.assertEqual(str(r),
self.assertEqual(str(r),
"(-980,-420;-980,2420;-620,2420;-620,-420);(-800,820;-800,1180;580,1180;580,820);(-980,2420;-980,3180;-620,3180;-620,2420);(-980,-380;-980,380;-620,380;-620,-380)")
def test_10_LayoutToNetlistExtractionWithoutDevices(self):
@@ -169,7 +169,7 @@ end;
rvia1 = l2n.make_polygon_layer( ly.layer(7, 0), "via1" )
rmetal2 = l2n.make_polygon_layer( ly.layer(8, 0), "metal2" )
rmetal2_lbl = l2n.make_text_layer( ly.layer(8, 1), "metal2_lbl" )
rsd = ractive - rpoly
l2n.register(rsd, "sd")
@@ -194,7 +194,7 @@ end;
l2n.connect(rmetal1, rmetal1_lbl) # attaches labels
l2n.connect(rmetal2, rmetal2_lbl) # attaches labels
# Perform netlist extraction
# Perform netlist extraction
l2n.extract_netlist()
self.assertEqual(str(l2n.netlist()), """circuit TRANS ($1=$1,$2=$2,$3=$3);
@@ -247,7 +247,7 @@ end;
rnactive = ractive - rnwell
rngate = rnactive & rpoly
rnsd = rnactive - rngate
# PMOS transistor device extraction
pmos_ex = pya.DeviceExtractorMOS3Transistor("PMOS")
l2n.extract_devices(pmos_ex, { "SD": rpsd, "G": rpgate, "P": rpoly })
@@ -282,8 +282,8 @@ end;
l2n.connect(rpoly, rpoly_lbl) # attaches labels
l2n.connect(rmetal1, rmetal1_lbl) # attaches labels
l2n.connect(rmetal2, rmetal2_lbl) # attaches labels
# Perform netlist extraction
# Perform netlist extraction
l2n.extract_netlist()
self.assertEqual(str(l2n.netlist()), """circuit RINGO ();
@@ -397,8 +397,8 @@ end;
# Global connections
l2n.connect_global(rptie, "BULK")
l2n.connect_global(rbulk, "BULK")
# Perform netlist extraction
# Perform netlist extraction
l2n.extract_netlist()
self.assertEqual(str(l2n.netlist()), """circuit RINGO ();
@@ -455,7 +455,7 @@ end;
def test_13_ReadAndWrite(self):
ut_testsrc = os.getenv("TESTSRC")
ut_testtmp = os.getenv("TESTTMP")
ut_testtmp = os.getenv("TESTTMP", "")
l2n = pya.LayoutToNetlist()
@@ -725,4 +725,3 @@ if __name__ == '__main__':
if not unittest.TextTestRunner(verbosity = 1).run(suite).wasSuccessful():
sys.exit(1)