test framework

testing/src-tpl/test.py

@@ -0,0 +1,28 @@
+'''
+
+Wokwi TinyTapeout truth-table based auto test sequence.
+
+SPDX-FileCopyrightText: © 2023 Pat Deegan, https://psychogenic.com
+SPDX-License-Identifier: Apache2.0
+'''
+
+import os
+import cocotb
+import testutils.truthtable as truthtable
+
+@cocotb.test()
+async def truthTableCompare(parentDUT):
+    '''
+        truthTableCompare  -- loads markdown truth table and, if load succeeded, actually performs the tests.
+    '''
+    usermodule = parentDUT.dut
+    i_bus = parentDUT.io_in
+    o_bus = parentDUT.io_out
+    tt = truthtable.loadMarkdownTruthTable('truthtable.md', usermodule._log)
+    if tt is None:
+        usermodule._log.info('No truth table loaded, no table compare test to run')
+        return 
+    
+    usermodule._log.debug(str(tt))
+    await tt.testAll(i_bus, o_bus, usermodule._log)
+