def test_via_multi_terminal_short():
c = Canvas()
c.addGen(Wire(nm='m1', layer='M1', direction='v', clg=None, spg=None))
c.addGen(Via(nm="v0", layer="via0", h_clg=None, v_clg=None))
c.terminals = [{
'layer': 'M1',
'netName': 'x',
'rect': [100, -150, 200, 150]
}, {
'layer': 'M1',
'netName': 'y',
'rect': [300, -150, 600, 150]
}, {
'layer': 'via0',
'netName': 'M1:S',
'rect': [100, -50, 200, 50]
}, {
'layer': 'via0',
'netName': 'M1:S',
'rect': [300, -50, 600, 50]
}]
c.layer_stack.append(('via0', ('M1', None)))
c.removeDuplicates()
assert len(c.rd.subinsts) == 1
assert len(c.rd.subinsts['M1']) == 1
assert len(c.rd.shorts) == 1
assert len(c.rd.opens) == 0
def test_metal_multi_terminal_connection():
c = Canvas()
c.addGen(Wire(nm='m2', layer='metal2', direction='h', clg=None, spg=None))
c.terminals = [{
'layer': 'metal2',
'netName': 'M1:S',
'rect': [0, -50, 300, 50]
}, {
'layer': 'metal2',
'netName': 'inp1',
'rect': [200, -50, 600, 50]
}, {
'layer': 'metal2',
'netName': 'M1:D',
'rect': [400, -50, 800, 50]
}, {
'layer': 'metal2',
'netName': None,
'rect': [700, -50, 1000, 50]
}, {
'layer': 'metal2',
'netName': 'M2:inp',
'rect': [900, -50, 1200, 50]
}]
c.removeDuplicates()
assert len(c.rd.shorts) == 0
assert len(c.rd.subinsts) == 2
assert len(c.rd.subinsts['M1']) == 2
assert len(c.rd.subinsts['M2']) == 1
assert len(c.rd.opens) == 0
def test_via_multi_terminal_open():
c = Canvas()
c.addGen(Wire(nm='m1', layer='M1', direction='v', clg=None, spg=None))
c.addGen(Wire(nm='m2', layer='M2', direction='h', clg=None, spg=None))
c.addGen(Via(nm="v1", layer="via1", h_clg=None, v_clg=None))
c.terminals = [{
'layer': 'M2',
'netName': None,
'rect': [0, -50, 300, 50]
}, {
'layer': 'M1',
'netName': 'M1:S',
'rect': [100, -150, 200, 150]
}, {
'layer': 'M1',
'netName': 'M1:D',
'rect': [0, -150, 50, 150]
}, {
'layer': 'via1',
'netName': None,
'rect': [100, -50, 200, 50]
}, {
'layer': 'via1',
'netName': None,
'rect': [0, -50, 50, 50]
}]
c.removeDuplicates()
assert len(c.rd.shorts) == 0
assert len(c.rd.opens) == 2
assert len(c.rd.subinsts) == 1
assert len(c.rd.subinsts['M1']) == 2
def test_vertical():
c = Canvas()
c.addGen(Wire(nm='m1', layer='metal1', direction='v', clg=None, spg=None))
c.terminals = [{
'layer': 'metal1',
'netName': 'x',
'rect': [0, 0, 100, 300]
}]
c.removeDuplicates()
def test_open():
c = Canvas()
c.addGen(Wire(nm='m2', layer='metal2', direction='h', clg=None, spg=None))
c.terminals = [{
'layer': 'metal2',
'netName': 'x',
'rect': [0, -50, 300, 50]
}, {
'layer': 'metal2',
'netName': 'x',
'rect': [400, -50, 600, 50]
}]
c.removeDuplicates()
assert len(c.rd.opens) == 1
def test_metal_terminal_connection():
c = Canvas()
c.addGen(Wire(nm='m2', layer='metal2', direction='h', clg=None, spg=None))
c.terminals = [{
'layer': 'metal2',
'netName': 'x',
'rect': [0, -50, 300, 50]
}, {
'layer': 'metal2',
'netName': 'M1:S',
'rect': [200, -50, 600, 50]
}]
c.removeDuplicates()
assert len(c.rd.shorts) == 0
assert len(c.rd.subinsts) == 1
def test_different_widths():
c = Canvas()
c.addGen(Wire(nm='m2', layer='metal2', direction='h', clg=None, spg=None))
c.terminals = [{
'layer': 'metal2',
'netName': 'x',
'rect': [0, -50, 300, 50]
}, {
'layer': 'metal2',
'netName': 'x',
'rect': [0, -60, 300, 60]
}]
# with pytest.raises(AssertionError) as excinfo:
if True:
c.removeDuplicates()
def test_different_widths():
c = Canvas()
c.addGen(Wire(nm='m2', layer='metal2', direction='h', clg=None, spg=None))
c.terminals = [{
'layer': 'metal2',
'netName': 'x',
'rect': [0, -50, 300, 50]
}, {
'layer': 'metal2',
'netName': 'x',
'rect': [0, -60, 300, 60]
}]
with pytest.raises(AssertionError) as excinfo:
c.removeDuplicates()
assert "Rectangles on layer metal2 with the same centerline 0 but" in str(
excinfo.value)
def test_m2_and_m3():
c = Canvas()
m1 = c.addGen( Wire( nm='m1', layer='M1', direction='v',
clg=UncoloredCenterLineGrid( width=400, pitch=720, repeat=2),
spg=EnclosureGrid( pitch=720, stoppoint=360)))
m2 = c.addGen( Wire( nm='m2', layer='M2', direction='h',
clg=UncoloredCenterLineGrid( width=400, pitch=720, repeat=5),
spg=EnclosureGrid( pitch=720, stoppoint=360)))
m3 = c.addGen( Wire( nm='m3', layer='M3', direction='v',
clg=UncoloredCenterLineGrid( width=400, pitch=720, repeat=2),
spg=EnclosureGrid( pitch=720, stoppoint=360)))
v1 = c.addGen( Via( nm='v1', layer='via1', h_clg=m2.clg, v_clg=m1.clg))
v2 = c.addGen( Via( nm='v2', layer='via2', h_clg=m2.clg, v_clg=m3.clg))
for i in [0,2,4]:
c.addWire( m1, 'a', None, i, (0,1), (4,-1))
for i in [1,3,5]:
c.addWire( m1, 'b', None, i, (0,1), (4,-1))
c.addWireAndViaSet( 'b', None, m2, v1, 3, [(0,1), (1,1), (2,1)])
c.addWireAndViaSet( 'a', None, m2, v1, 2, [(0,0), (1,0), (2,0)])
c.addWireAndMultiViaSet( 'b', None, m2, 1, [(v1, [(0,1), (1,1)]), (v2, [(2,1)])])
c.addWireAndViaSet( 'b', None, m3, v2, (2,1), [1,3])
print( c.terminals)
c.computeBbox()
fn = "tests/__json_via_set_m2_m3"
data = { 'bbox' : c.bbox.toList(),
'globalRoutes' : [],
'globalRouteGrid' : [],
# 'terminals' : c.terminals}
'terminals' : c.removeDuplicates()}
with open( fn + "_cand", "wt") as fp:
fp.write( json.dumps( data, indent=2) + '\n')
with open( fn + "_gold", "rt") as fp:
data2 = json.load( fp)
assert data == data2
def test_overlapping():
c = Canvas()
c.addGen(Wire(nm='m2', layer='metal2', direction='h', clg=None, spg=None))
c.terminals = [{
'layer': 'metal2',
'netName': 'x',
'rect': [0, -50, 300, 50]
}, {
'layer': 'metal2',
'netName': 'x',
'rect': [200, -50, 600, 50]
}]
newTerminals = c.removeDuplicates()
assert len(newTerminals) == 1
assert newTerminals[0]['rect'] == [0, -50, 600, 50]
def test_via_short1():
c = Canvas()
c.addGen(Wire(nm='m1', layer='M1', direction='v', clg=None, spg=None))
c.addGen(Wire(nm='m2', layer='M2', direction='h', clg=None, spg=None))
c.addGen(Via(nm="v1", layer="via1", h_clg=None, v_clg=None))
c.terminals = [{
'layer': 'M2',
'netName': 'a',
'rect': [0, -50, 300, 50]
}, {
'layer': 'M1',
'netName': 'b',
'rect': [100, -150, 200, 150]
}, {
'layer': 'via1',
'netName': None,
'rect': [100, -50, 200, 50]
}]
print(c.removeDuplicates())
assert len(c.rd.shorts) == 1
def test_via_connectf():
c = Canvas()
c.addGen(Wire(nm='m1', layer='M1', direction='v', clg=None, spg=None))
c.addGen(Wire(nm='m2', layer='M2', direction='h', clg=None, spg=None))
c.addGen(Via(nm="v1", layer="via1", h_clg=None, v_clg=None))
c.terminals = [{
'layer': 'M2',
'netName': 'b',
'rect': [0, -50, 300, 50]
}, {
'layer': 'M1',
'netName': None,
'rect': [100, -150, 200, 150]
}, {
'layer': 'via1',
'netName': None,
'rect': [100, -50, 200, 50]
}]
terms = c.removeDuplicates()
print(terms)
assert len(c.rd.shorts) == 0
assert {d['netName'] for d in terms} == {'b'}