Initial MIDI Rx test using pyxsim

tests/test_midi_tx.py

@@ -6,7 +6,7 @@ import Pyxsim
 from Pyxsim import testers
 from pathlib import Path
 from uart_tx_checker import UARTTxChecker
-
+from midi_test_helpers import midi_expect_tx, create_midi_tx_file
 
 MAX_CYCLES = 15000000
 MIDI_RATE = 31250
@@ -14,28 +14,6 @@ CONFIGS = ["xs2", "xs3"]
 CONFIGS = ["xs3"]
 
 
-class Midi_expect:
-    def __init(self):
-        pass
-
-    def expect(self, commands):
-        expected = ""
-        for command in commands:
-            while len(command) < 3:
-                command.append(0)
-            expected += "uart_tx_checker: " + " ".join([f"0x{byte:02x}" for byte in command]) + "\n"
-
-        return expected
-
-
-def create_midi_tx_file(commands):
-    with open("midi_tx_cmds.txt", "wt") as mt:
-        for command in commands:
-            while len(command) < 3:
-                command.append(0)
-            text = " ".join([str(byte) for byte in command]) + "\n"
-            mt.write(text)
-
 #####
 # This test builds the spdif transmitter app with a verity of presets and tests that the output matches those presets
 #####
@@ -46,7 +24,7 @@ def test_tx(capfd, config):
     midi_commands = [[0x90, 60, 81]]
     create_midi_tx_file(midi_commands)
 
-    tester = testers.ComparisonTester(Midi_expect().expect(midi_commands),
+    tester = testers.ComparisonTester(midi_expect_tx().expect(midi_commands),
                                         regexp = "uart_tx_checker:.+",
                                         ordered = True)