ai-agent-book 精选快照（<2MB 代码与文档，来自 github.com/bojieli/ai-agent-book）

chapter5/paper-to-ppt/test_null_issues.py

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+"""Null review issues must summarize without TypeError."""
+import sys
+from unittest.mock import MagicMock
+
+# demo.py imports heavy optional deps at module import time.
+sys.modules.setdefault("dotenv", MagicMock())
+sys.modules.setdefault("agents", MagicMock())
+sys.modules.setdefault("make_figures", MagicMock())
+sys.modules.setdefault("renderer", MagicMock())
+
+from demo import summarize_review, _review_issues
+
+
+def test_null_issues_like_empty():
+    assert _review_issues({"issues": None}) == []
+    text = summarize_review({"overall_score": 90, "pass": True, "issues": None})
+    assert "issues=0" in text
+    assert "high=0" in text
+
+
+def test_issues_preserved():
+    issues = [{"severity": "high"}]
+    assert _review_issues({"issues": issues}) == issues
+    text = summarize_review({"overall_score": 50, "pass": False, "issues": issues})
+    assert "high=1" in text
+
+
+def test_non_dict_issue_items_dropped():
+    assert _review_issues({"issues": [None, {"severity": "high"}, "x"]}) == [{"severity": "high"}]
+    text = summarize_review({"overall_score": 40, "pass": False, "issues": [None, {"severity": "high"}]})
+    assert "high=1" in text
+    assert "issues=1" in text