From 6c1db8cded8b8bb1c4d31a840f7dd9dddb8bbf7d Mon Sep 17 00:00:00 2001
From: uvok
Date: Fri, 2 Jan 2026 19:36:30 +0100
Subject: Rename variables to be more clear, document

---
 nandgame/logic_unit_tb.sv | 45 ++++++++++++++++++++++-----------------------
 1 file changed, 22 insertions(+), 23 deletions(-)

(limited to 'nandgame/logic_unit_tb.sv')

diff --git a/nandgame/logic_unit_tb.sv b/nandgame/logic_unit_tb.sv
index 3f50ce2..95211c1 100644
--- a/nandgame/logic_unit_tb.sv
+++ b/nandgame/logic_unit_tb.sv
@@ -4,16 +4,15 @@
 
 module logic_unit_tb;
 
-logic [15:0] in1;
-logic [15:0] in2;
-LogicCode opcode;
-logic [15:0] result;
+logic [15:0] tst_in1, tst_in2;
+LogicCode tst_opcode;
+logic [15:0] tst_result;
 
 logic_unit uut (
-  .X(in1),
-  .Y(in2),
-  .operation(opcode),
-  .RES(result)
+  .X_in(tst_in1),
+  .Y_in(tst_in2),
+  .logic_operation_in(tst_opcode),
+  .result_out(tst_result)
 );
 
 string filename;
@@ -28,28 +27,28 @@ initial begin
 end
 
 initial begin
-  in1 = 16'b1010;
-  in2 = 16'b1100;
-  opcode = LOGIC_AND;
+  tst_in1 = 16'b1010;
+  tst_in2 = 16'b1100;
+  tst_opcode = LOGIC_AND;
   #1
-  assert(result == 16'b1000);
+  assert(tst_result == 16'b1000);
   #1
-  in1 = 16'b1010;
-  in2 = 16'b1100;
-  opcode = LOGIC_OR;
+  tst_in1 = 16'b1010;
+  tst_in2 = 16'b1100;
+  tst_opcode = LOGIC_OR;
   #1
-  assert(result == 16'b1110);
+  assert(tst_result == 16'b1110);
   #1
-  in1 = 16'b1010;
-  in2 = 16'b1100;
-  opcode = LOGIC_XOR;
+  tst_in1 = 16'b1010;
+  tst_in2 = 16'b1100;
+  tst_opcode = LOGIC_XOR;
   #1
-  assert(result == 16'b0110);
+  assert(tst_result == 16'b0110);
   #1
-  in1 = 16'b1010101010101010;
-  opcode = LOGIC_NEGT;
+  tst_in1 = 16'b1010101010101010;
+  tst_opcode = LOGIC_NEGT;
   #1
-  assert(result == 16'b0101010101010101);
+  assert(tst_result == 16'b0101010101010101);
   #1
   $finish();
 end
-- 
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