Fix processor tests

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

tests/models/decoder_only/vision_language/processing/test_llava_next.py

@@ -54,5 +54,5 @@ def test_processor_prompt_replacements(
 
     # NOTE: There is a BOS token
     assert first_placeholder["offset"] == 1
-    assert first_placeholder["length"] + 1 == len(
-        processed_inputs["prompt_token_ids"]) // num_imgs
+    assert first_placeholder["length"] == (
+        len(processed_inputs["prompt_token_ids"]) - 1) // num_imgs

tests/models/decoder_only/vision_language/processing/test_llava_onevision.py

@@ -54,6 +54,6 @@ def test_processor_prompt_replacements(
     first_placeholder = image_placeholders[0]
 
     # NOTE: There is a BOS token
-    assert first_placeholder["offset"] == 1
-    assert first_placeholder["length"] + 1 == len(
+    assert first_placeholder["offset"] == 0
+    assert first_placeholder["length"] == len(
         processed_inputs["prompt_token_ids"]) // num_imgs