103 lines
3.3 KiB
Python
103 lines
3.3 KiB
Python
"""
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千问视觉：只抄图上可见原文，不算缺项。
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"""
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from __future__ import annotations
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import os
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import sys
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import unittest
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ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
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if ROOT not in sys.path:
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sys.path.insert(0, ROOT)
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from agent.llm.mode_vision import invoke_shell, invoke_vision
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from agent.llm.modes import LlmMode
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class ModeVisionTests(unittest.TestCase):
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def test_shell_reads_assistant_text(self) -> None:
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got = invoke_shell(payload={"assistant_text": "海运 宁波到汉堡 服装 1x40HQ"})
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self.assertTrue(got["ok"])
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self.assertIn("宁波到汉堡", got["text"])
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self.assertFalse(got["empty"])
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def test_blank_is_empty(self) -> None:
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got = invoke_shell(payload={"assistant_text": " "})
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self.assertTrue(got["ok"])
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self.assertTrue(got["empty"])
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self.assertEqual(got["text"], "")
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def test_injected_chat_builds_image_message(self) -> None:
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seen: dict = {}
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class _R:
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ok = True
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content = "起运港上海"
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error = ""
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def chat(**kwargs):
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seen.update(kwargs)
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return _R()
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got = invoke_vision(
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payload={"image_b64": "abc", "mime": "image/jpeg"}, chat_fn=chat
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)
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self.assertEqual(got["text"], "起运港上海")
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mode = seen.get("mode")
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mode_val = mode.value if hasattr(mode, "value") else str(mode)
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self.assertEqual(mode_val, LlmMode.VISION.value)
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messages = seen.get("messages") or []
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blob = str(messages)
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self.assertIn("abc", blob)
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self.assertIn("image", blob.lower())
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def test_chat_fail(self) -> None:
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class _R:
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ok = False
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content = ""
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error = "http_timeout"
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got = invoke_vision(
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payload={"image_b64": "x"}, chat_fn=lambda **k: _R()
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)
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self.assertFalse(got["ok"])
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self.assertEqual(got["error"], "http_timeout")
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def test_sniff_png_not_jpeg(self) -> None:
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from agent.llm.mode_vision import sniff_image_mime
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png = b"\x89PNG\r\n\x1a\n" + b"\x00" * 16
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jpg = b"\xff\xd8\xff\xe0" + b"\x00" * 16
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self.assertEqual(sniff_image_mime(png), "image/png")
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self.assertEqual(sniff_image_mime(jpg), "image/jpeg")
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self.assertEqual(sniff_image_mime(b"short"), "")
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def test_network_without_image_fails(self) -> None:
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got = invoke_vision(payload={}, chat_fn=lambda **k: None, allow_network=True)
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self.assertFalse(got["ok"])
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self.assertEqual(got["error"], "no_image")
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def test_plain_text_from_list_and_reasoning(self) -> None:
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from agent.llm.http_client import message_plain_text
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self.assertEqual(
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message_plain_text({"content": [{"type": "text", "text": "起运地深圳"}]}),
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"起运地深圳",
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)
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self.assertEqual(
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message_plain_text({"content": "", "reasoning_content": "目的地雅加达"}),
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"目的地雅加达",
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)
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def test_vision_prompt_keeps_iata(self) -> None:
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from agent.llm.mode_vision import VISION_SYSTEM
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self.assertIn("SZX-CGK", VISION_SYSTEM)
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self.assertIn("禁止翻译", VISION_SYSTEM)
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if __name__ == "__main__":
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unittest.main()
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