Files
hermes-agent/tests/cli/test_prepend_note_to_message.py
xxxigm c35ede789f refactor(cli): normalize note and avoid blank lines in prepend helper
Adopt the cleaner handling from PR #37080: coerce/strip the note and
skip the extra newlines when the underlying message (or text part) is
empty, while keeping the safer fail-open behavior for unknown shapes.
2026-06-01 20:30:08 -07:00

81 lines
2.7 KiB
Python

"""Tests for cli._prepend_note_to_message.
Regression coverage for the TypeError raised when a queued /model or
/reload-skills note was prepended to a multimodal (image-attached) message:
``can only concatenate str (not "list") to str``.
"""
from cli import _prepend_note_to_message
def test_string_message_gets_note_prepended():
assert _prepend_note_to_message("hello", "NOTE") == "NOTE\n\nhello"
def test_empty_note_returns_message_unchanged():
assert _prepend_note_to_message("hello", "") == "hello"
assert _prepend_note_to_message("hello", " ") == "hello"
parts = [{"type": "text", "text": "hi"}]
assert _prepend_note_to_message(parts, "") == parts
def test_note_is_stripped():
assert _prepend_note_to_message("hello", " NOTE ") == "NOTE\n\nhello"
def test_empty_string_message_yields_just_note():
# No trailing blank lines when the user message is empty.
assert _prepend_note_to_message("", "NOTE") == "NOTE"
def test_empty_text_part_yields_just_note():
message = [
{"type": "text", "text": ""},
{"type": "image_url", "image_url": {"url": "x"}},
]
result = _prepend_note_to_message(message, "NOTE")
assert result[0]["text"] == "NOTE"
assert result[1]["type"] == "image_url"
def test_list_message_folds_note_into_first_text_part():
message = [
{"type": "text", "text": "describe this"},
{"type": "image_url", "image_url": {"url": "data:..."}},
]
result = _prepend_note_to_message(message, "NOTE")
assert result[0]["type"] == "text"
assert result[0]["text"] == "NOTE\n\ndescribe this"
# Image part is preserved untouched.
assert result[1] == {"type": "image_url", "image_url": {"url": "data:..."}}
# Original message is not mutated.
assert message[0]["text"] == "describe this"
def test_image_only_list_gets_leading_text_part():
message = [{"type": "image_url", "image_url": {"url": "data:..."}}]
result = _prepend_note_to_message(message, "NOTE")
assert result[0] == {"type": "text", "text": "NOTE"}
assert result[1]["type"] == "image_url"
def test_list_message_does_not_raise_typeerror():
# The exact #repro shape: multimodal list + queued note must not raise
# "can only concatenate str (not 'list') to str".
message = [
{"type": "text", "text": "look"},
{"type": "image_url", "image_url": {"url": "x"}},
]
result = _prepend_note_to_message(
message, "Model switched to gpt-5.5 (provider: openai-codex)."
)
assert isinstance(result, list)
assert result[0]["text"].startswith("Model switched to gpt-5.5")
def test_unknown_shape_returned_unchanged():
assert _prepend_note_to_message(123, "NOTE") == 123
assert _prepend_note_to_message(None, "NOTE") is None