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/counter_tb.sv | 40 ++++++++++++++++++++--------------------
 1 file changed, 20 insertions(+), 20 deletions(-)

(limited to 'nandgame/counter_tb.sv')

diff --git a/nandgame/counter_tb.sv b/nandgame/counter_tb.sv
index a7fab85..1603a31 100644
--- a/nandgame/counter_tb.sv
+++ b/nandgame/counter_tb.sv
@@ -2,14 +2,14 @@
 
 module counter_tb;
 
-logic clk_i, store;
-logic [15:0] in, res;
+logic tst_clk, tst_store_X;
+logic [15:0] tst_in_X, tst_result;
 
 counter uut (
-  .cl(clk_i),
-  .X(in),
-  .count(res),
-  .st(store)
+  .clk_in(tst_clk),
+  .X_in(tst_in_X),
+  .counter_out(tst_result),
+  .st_store_X_in(tst_store_X)
 );
 
 string filename;
@@ -20,27 +20,27 @@ initial begin
   filename="counter.lxt2";
 `endif
   $dumpfile(filename); $dumpvars();
-  clk_i = 0;
-  store = 0;
-  in = 0;
+  tst_clk = 0;
+  tst_store_X = 0;
+  tst_in_X = 0;
 end
 
-always #10 clk_i = ~clk_i;
+always #10 tst_clk = ~tst_clk;
 
 initial begin
   #200
-  @(posedge clk_i);
-  store = 1;
-  in = 16'd834;
+  @(posedge tst_clk);
+  tst_store_X = 1;
+  tst_in_X = 16'd834;
   repeat(3) begin
-    @(posedge clk_i);
-    assert (res == 834)
-    else   $error("Expected 834, got %d", res);
+    @(posedge tst_clk);
+    assert (tst_result == 834)
+    else   $error("Expected 834, got %d", tst_result);
   end
-  store = 0;
-  @(posedge clk_i);
-  assert (res == 835)
-  else   $error("Expected 835, got %d", res);
+  tst_store_X = 0;
+  @(posedge tst_clk);
+  assert (tst_result == 835)
+  else   $error("Expected 835, got %d", tst_result);
   #30
 
   $finish();
-- 
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