tb: Check ALU Flag

1 files changed, 4 insertions, 0 deletions

diff --git a/eater_cpu/eater_computer_tb.sv b/eater_cpu/eater_computer_tb.sv
index e70953c..eab7b23 100644
--- a/eater_cpu/eater_computer_tb.sv
+++ b/eater_cpu/eater_computer_tb.sv
@@ -116,6 +116,10 @@ initial begin
   @(negedge clk_in);
   assert (uut.bus == 8'('haa + 'hbb))
   else   $error("Expected 0x%02x (from ALU), got 0x%02x on bus", 8'('haa + 'hbb), uut.bus);
+
+  assert (uut.ALU_flags_int.Carry == 1)
+  else   $error("Expected carry flag from ALU, got it not.");
+
   uut.manual_flags.ALU_out = 0;
   uut.manual_flags.PC_out = 1;