add find_result_keys_by_name utility function

test/test_simulation.py

 import pytest
 import numpy as np
 
-<<<<<<< HEAD
-from b_asic import SFG, Input, Output, Delay, ConstantMultiplication, Simulation
-=======
-from b_asic import SFG, Simulation
->>>>>>> d2ae5743259f581c116bb3772d17c3b2023ed9e0
+from b_asic import SFG, Output, Simulation
 
 
 class TestRunFor:
@@ -126,17 +122,11 @@ class TestRunFor:
         assert simulation.results["0"][4] == -6
         assert simulation.results["0"][5] == 7
 
-    def test_find_result_key(self):
-        indata = [77, 99, 0.3, 23, 88, 3.14, 4.76, 45, 0.099]
-        i = Input()
-        d = Delay()
-        m = ConstantMultiplication(0.5, d, "Mult")
-        d << (m + i)
-        o = Output(d)
-        s = SFG(inputs=[i], outputs=[o])
-        sim = Simulation(s, [indata])
+    def test_find_result_key(self, precedence_sfg_delays):
+        sim = Simulation(precedence_sfg_delays, [[0, 4, 542, 42, 31.314, 534.123, -453415, 5431]])
         sim.run()
-        assert sim.results[s.find_result_keys_by_name("Mult")[0]][4] == 0.35
+        assert sim.results[precedence_sfg_delays.find_result_keys_by_name("ADD2")[0]][4] == 31220
+        assert sim.results[precedence_sfg_delays.find_result_keys_by_name("A1")[0]][2] == 80
 
 class TestRun:
     def test_save_results(self, sfg_two_inputs_two_outputs):