From 0a539cd3b4dca8b99883fbd6beb6b48e1643dfcc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kevin=20L=C3=A4ufer?= <laeufer@cs.berkeley.edu>
Date: Thu, 9 Nov 2023 14:32:39 -0500
Subject: [PATCH] diff: multi bit signals

---
 tests/diff_tests.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/tests/diff_tests.rs b/tests/diff_tests.rs
index 54b32bd..51d5f3b 100644
--- a/tests/diff_tests.rs
+++ b/tests/diff_tests.rs
@@ -149,7 +149,12 @@ fn diff_signals<R: BufRead>(ref_reader: &mut vcd::Parser<R>, our: &mut Waveform)
                 let our_value_str = our_value.to_bit_string().unwrap();
                 assert_eq!(our_value_str, value.to_string());
             }
-            vcd::Command::ChangeVector(_, _) => {}
+            vcd::Command::ChangeVector(id, value) => {
+                let signal_ref = vcd_lib_id_to_signal_ref(id);
+                let our_value = our.get_signal_value_at(signal_ref, time_table_idx as u32);
+                let our_value_str = our_value.to_bit_string().unwrap();
+                assert_eq!(our_value_str, value.to_string());
+            }
             vcd::Command::ChangeReal(_, _) => {
                 todo!("compare real")
             }