OpenRAM/compiler/tests/03_contact_test.py

71 lines
2.1 KiB
Python

#!/usr/bin/env python2.7
"Run a regresion test for DRC on basic contacts of different array sizes"
import unittest
from header import header
import sys,os
sys.path.append(os.path.join(sys.path[0],".."))
import globals
import debug
import calibre
OPTS = globals.OPTS
#@unittest.skip("SKIPPING 03_contact_test")
class contact_test(unittest.TestCase):
def runTest(self):
globals.init_openram("config_20_{0}".format(OPTS.tech_name))
import contact
for layer_stack in [("poly", "contact", "metal1"), ("metal1", "via1", "metal2")]:
stack_name = ":".join(map(str, layer_stack))
# Check single 1 x 1 contact"
debug.info(2, "1 x 1 {} test".format(stack_name))
OPTS.check_lvsdrc = False
c = contact.contact(layer_stack, (1, 1))
OPTS.check_lvsdrc = True
self.local_check(c)
# check vertical array with one in the middle and two ends
debug.info(2, "1 x 3 {} test".format(stack_name))
OPTS.check_lvsdrc = False
c = contact.contact(layer_stack, (1, 3))
OPTS.check_lvsdrc = True
self.local_check(c)
# check horizontal array with one in the middle and two ends
debug.info(2, "3 x 1 {} test".format(stack_name))
OPTS.check_lvsdrc = False
c = contact.contact(layer_stack, (3, 1))
OPTS.check_lvsdrc = True
self.local_check(c)
# check 3x3 array for all possible neighbors
debug.info(2, "3 x 3 {} test".format(stack_name))
OPTS.check_lvsdrc = False
c = contact.contact(layer_stack, (3, 3))
OPTS.check_lvsdrc = True
self.local_check(c)
OPTS.check_lvsdrc = True
def local_check(self, c):
tempgds = OPTS.openram_temp + "temp.gds"
c.gds_write(tempgds)
self.assertFalse(calibre.run_drc(c.name, tempgds))
os.remove(tempgds)
# instantiate a copy of the class to actually run the test
if __name__ == "__main__":
(OPTS, args) = globals.parse_args()
del sys.argv[1:]
header(__file__, OPTS.tech_name)
unittest.main()