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-rw-r--r--eater_cpu/eater_computer_tb.sv4
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;