1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
|
# encoding: UTF-8
# KLayout Layout Viewer
# Copyright (C) 2006-2025 Matthias Koefferlein
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import pya
import unittest
import sys
import os
class DBNetlistCrossReferenceTests(unittest.TestCase):
def test_1_Basic(self):
ut_testsrc = os.getenv("TESTSRC")
xref = pya.NetlistCrossReference()
lvs = pya.LayoutVsSchematic()
infile = os.path.join(ut_testsrc, "testdata", "algo", "lvsdb_read_test.lvsdb")
lvs.read(infile)
reader = pya.NetlistSpiceReader()
nl = pya.Netlist()
nl.read(os.path.join(ut_testsrc, "testdata", "algo", "lvs_test_1.spi"), reader)
self.assertEqual(xref.circuit_count(), 0)
# A NetlistCrossReference object can act as a receiver for a netlist comparer
comp = pya.NetlistComparer()
comp.compare(lvs.netlist(), nl, xref)
self.assertEqual(xref.circuit_count(), 3)
xref.clear()
self.assertEqual(xref.circuit_count(), 0)
def name_or_nil(self, s):
if s:
return s.name
else:
return "(nil)"
def terminal_def_name_or_nil(self, s):
if s:
return s.terminal_def().name
else:
return "(nil)"
def pin_name_or_nil(self, s):
if s:
return s.pin().name()
else:
return "(nil)"
def name_call_or_nil(self, s):
if s:
return s.name()
else:
return "(nil)"
def test_2_CircuitPairs(self):
ut_testsrc = os.getenv("TESTSRC")
lvs = pya.LayoutVsSchematic()
input = os.path.join(ut_testsrc, "testdata", "algo", "lvsdb_read_test2.lvsdb")
lvs.read(input)
xref = lvs.xref()
self.assertEqual(xref.circuit_count(), 4)
info = []
for cp in xref.each_circuit_pair():
info.append("/".join([ self.name_or_nil(s) for s in [ cp.first(), cp.second() ] ]) + ":" + str(cp.status()))
self.assertEqual(",".join(info), "(nil)/INV2PAIRX:Mismatch,INV2/INV2:Match,INV2PAIR/INV2PAIR:NoMatch,RINGO/RINGO:Skipped")
cp_inv2 = None
for cp in xref.each_circuit_pair():
if cp.first() and cp.first().name == "INV2":
cp_inv2 = cp
self.assertEqual(cp_inv2 != None, True)
info = []
for p in xref.each_pin_pair(cp_inv2):
info.append("/".join([ self.name_call_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "/1:Match,BULK/6:Match,IN/2:Match,OUT/3:Match,VDD/5:Match,VSS/4:Match")
info = []
for p in xref.each_net_pair(cp_inv2):
info.append("/".join([ self.name_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "/1:Match,BULK/6:Match,IN/2:Match,OUT/3:Match,VDD/5:Match,VSS/4:Match")
netp_bulk = None
for p in xref.each_net_pair(cp_inv2):
if p.first().name == "BULK":
netp_bulk = p
info = []
for p in xref.each_net_terminal_pair(netp_bulk):
info.append("/".join([ self.terminal_def_name_or_nil(s) for s in [ p.first(), p.second() ] ]))
self.assertEqual(",".join(info), "B/B")
info = []
for p in xref.each_net_pin_pair(netp_bulk):
info.append("/".join([ self.pin_name_or_nil(s) for s in [ p.first(), p.second() ] ]))
self.assertEqual(",".join(info), "BULK/6")
info = []
for p in xref.each_net_subcircuit_pin_pair(netp_bulk):
info.append("/".join([ self.name_or_nil(s) for s in [ p.first(), p.second() ] ]))
self.assertEqual(",".join(info), "")
info = []
for p in xref.each_device_pair(cp_inv2):
info.append("/".join([ self.name_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "/$1:Match,/$3:Match")
info = []
for p in xref.each_subcircuit_pair(cp_inv2):
info.append("/".join([ self.name_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "")
cp_inv2pair = None
for cp in xref.each_circuit_pair():
if cp.first() and cp.first().name == "INV2PAIR":
cp_inv2pair = cp
self.assertEqual(cp_inv2pair != None, True)
info = []
for p in xref.each_pin_pair(cp_inv2pair):
info.append("/".join([ self.name_call_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "(nil)/5:Mismatch,/(nil):Mismatch,/2:Match,/3:Match,/4:Match,/6:Match,/7:Match,BULK/1:Match")
info = []
for p in xref.each_net_pair(cp_inv2pair):
info.append("/".join([ self.name_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "/(nil):Mismatch,/2:Mismatch,/3:Mismatch,/4:Match,/6:Match,/7:Mismatch,BULK/1:Mismatch")
info = []
for p in xref.each_device_pair(cp_inv2pair):
info.append("/".join([ self.name_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "")
info = []
for p in xref.each_subcircuit_pair(cp_inv2pair):
info.append("/".join([ self.name_or_nil(s) for s in [ p.first(), p.second() ] ]) + ":" + str(p.status()))
self.assertEqual(",".join(info), "(nil)/$2:Mismatch,/(nil):Mismatch,/(nil):Mismatch")
def test_3_StatusEnums(self):
st = pya.NetlistCrossReference.Status()
self.assertEqual(st.to_i(), 0)
self.assertEqual(str(st), "None")
st = pya.NetlistCrossReference.Status.Match
self.assertEqual(str(st), "Match")
st = pya.NetlistCrossReference.Skipped
self.assertEqual(str(st), "Skipped")
# run unit tests
if __name__ == '__main__':
suite = unittest.TestLoader().loadTestsFromTestCase(DBNetlistCrossReferenceTests)
if not unittest.TextTestRunner(verbosity = 1).run(suite).wasSuccessful():
sys.exit(1)
|
