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test(anthropic): cover all-unrecognized content blocks

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Deepanshu Pal 2026-10-02 21:26:59 +05:30 • committed by GitHub
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tests/unit/llms/anthropic/pass_through/adapters/test_anthropic_experimental_pass_through_adapters_transformation.py
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@ -5167,3 +5167,48 @@ def test_eager_input_streaming_tool_reaches_bedrock_converse_as_beta():
assert data["additionalModelRequestFields"]["anthropic_beta"] == ["fine-grained-tool-streaming-2025-05-14"]
assert data["toolConfig"]["tools"][0]["toolSpec"]["inputSchema"]["json"] == EAGER_INPUT_SCHEMA
def test_translate_anthropic_to_openai_rejects_all_unrecognized_content_blocks():
request = {
"model": "openai/gpt-4o",
"max_tokens": 1024,
"messages": [{"role": "user", "content": [{"type": "not_a_real_block", "text": "hello"}]}],
}
with pytest.raises(litellm.BadRequestError, match="not_a_real_block"):
LiteLLMAnthropicMessagesAdapter().translate_anthropic_to_openai(request)
control_chars = {
**request,
"messages": [{"role": "user", "content": [{"type": "forged\nERROR: injected"}]}],
}
with pytest.raises(litellm.BadRequestError) as exc_info:
LiteLLMAnthropicMessagesAdapter().translate_anthropic_to_openai(control_chars)
assert "forged\\nERROR: injected" in str(exc_info.value)
assert "forged\nERROR: injected" not in str(exc_info.value)
with_system = {
**request,
"messages": [
{"role": "system", "content": "keep this"},
*request["messages"],
],
}
with pytest.raises(litellm.BadRequestError):
LiteLLMAnthropicMessagesAdapter().translate_anthropic_to_openai(with_system)
mixed = {
"model": "openai/gpt-4o",
"max_tokens": 1024,
"messages": [
{
"role": "user",
"content": [
{"type": "not_a_real_block", "text": "ignored"},
{"type": "text", "text": "hello"},
],
}
],
}
openai_request, _ = LiteLLMAnthropicMessagesAdapter().translate_anthropic_to_openai(mixed)
assert openai_request["messages"] == [{"role": "user", "content": [{"type": "text", "text": "hello"}]}]