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_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_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_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'}