Resolve "Operation Splitting"

Closes #6 (closed)

test/test_split_r.py

-import pytest
-
-from b_asic import Addition, Subtraction, Multiplication, ConstantMultiplication, Division, Input, Output, SFG
-
-def test_split_three_add():
-    """ Split one custom operation consisting of three Additions"""
-    in1 = Input()
-    in2 = Input()
-    in3 = Input()
-    in4 = Input()
-
-    #in1.value = 1
-    #in2.value = 2
-    #in3.value = 3
-    #in4.value = 4
-
-    add1 = in1 + in2
-    add2 = in3 + in4
-    add3 = add1 + add2
-    out1 = Output(add3)
-    
-    Cstm = SFG(inputs=[in1, in2, in3, in4], outputs=[out1])
-
-    result = Cstm.split()
-
-    assert(isinstance(result[0], Addition))
-    assert(isinstance(result[1], Addition))
-    assert(isinstance(result[2], Addition))
-
-    assert(len(result) == 3)
-    
-    
-    
-