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from b_asic import SFG
from b_asic.signal import Signal
Adam Jakobsson
committed
from b_asic.core_operations import Addition, Constant, Multiplication
from b_asic.special_operations import Input, Output
Adam Jakobsson
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Adam Jakobsson
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def test_direct_input_to_output_sfg_construction(self):
inp = Input("INP1")
out = Output(None, "OUT1")
out.input(0).connect(inp, "S1")
sfg = SFG(inputs=[inp], outputs=[out])
assert len(list(sfg.components)) == 3
assert sfg.input_count == 1
assert sfg.output_count == 1
def test_same_signal_input_and_output_sfg_construction(self):
add1 = Addition(None, None, "ADD1")
add2 = Addition(None, None, "ADD2")
sig1 = add2.input(0).connect(add1, "S1")
sfg = SFG(input_signals=[sig1], output_signals=[sig1])
assert len(list(sfg.components)) == 3
assert sfg.input_count == 1
assert sfg.output_count == 1
def test_outputs_construction(self, operation_tree):
outp = Output(operation_tree)
sfg = SFG(outputs=[outp])
assert len(list(sfg.components)) == 7
assert sfg.input_count == 0
assert sfg.output_count == 1
def test_signals_construction(self, operation_tree):
outs = Signal(source=operation_tree.output(0))
sfg = SFG(output_signals=[outs])
assert len(list(sfg.components)) == 7
assert sfg.input_count == 0
assert sfg.output_count == 1
Adam Jakobsson
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class TestDeepCopy:
def test_deep_copy_no_duplicates(self):
inp1 = Input("INP1")
inp2 = Input("INP2")
inp3 = Input("INP3")
add1 = Addition(inp1, inp2, "ADD1")
mul1 = Multiplication(add1, inp3, "MUL1")
out1 = Output(mul1, "OUT1")
mac_sfg = SFG(inputs=[inp1, inp2],
outputs=[out1], name="mac_sfg")
mac_sfg_deep_copy = mac_sfg.deep_copy()
for g_id, component in mac_sfg._components_by_id.items():
component_copy = mac_sfg_deep_copy.find_by_id(g_id)
assert component.name == component_copy.name
def test_deep_copy(self):
inp1 = Input("INP1")
inp2 = Input("INP2")
inp3 = Input("INP3")
add1 = Addition(None, None, "ADD1")
add2 = Addition(None, None, "ADD2")
mul1 = Multiplication(None, None, "MUL1")
out1 = Output(None, "OUT1")
add1.input(0).connect(inp1, "S1")
add1.input(1).connect(inp2, "S2")
add2.input(0).connect(add1, "S4")
add2.input(1).connect(inp3, "S3")
mul1.input(0).connect(add1, "S5")
mul1.input(1).connect(add2, "S6")
out1.input(0).connect(mul1, "S7")
mac_sfg = SFG(inputs=[inp1, inp2],
outputs=[out1], name="mac_sfg")
mac_sfg_deep_copy = mac_sfg.deep_copy()
for g_id, component in mac_sfg._components_by_id.items():
component_copy = mac_sfg_deep_copy.find_by_id(g_id)
assert component.name == component_copy.name
class TestComponents:
def test_advanced_components(self):
inp1 = Input("INP1")
inp2 = Input("INP2")
inp3 = Input("INP3")
add1 = Addition(None, None, "ADD1")
add2 = Addition(None, None, "ADD2")
mul1 = Multiplication(None, None, "MUL1")
out1 = Output(None, "OUT1")
add1.input(0).connect(inp1, "S1")
add1.input(1).connect(inp2, "S2")
add2.input(0).connect(add1, "S4")
add2.input(1).connect(inp3, "S3")
mul1.input(0).connect(add1, "S5")
mul1.input(1).connect(add2, "S6")
out1.input(0).connect(mul1, "S7")
mac_sfg = SFG(inputs=[inp1, inp2],
outputs=[out1], name="mac_sfg")
assert set([comp.name for comp in mac_sfg.components]) == {
"INP1", "INP2", "INP3", "ADD1", "ADD2", "MUL1", "OUT1", "S1", "S2", "S3", "S4", "S5", "S6", "S7"}