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

chapter9/prompt-auto-optimization/tests/test_edits_list_null.py

@@ -0,0 +1,27 @@
+from coding_agent import _apply_edits_from_args, _apply_one
+
+
+def test_null_edits_like_empty():
+    working, applied, errors, warnings, edits = _apply_edits_from_args("hello world", {"edits": None})
+    assert working == "hello world"
+    assert applied == 0
+    assert errors == []
+    assert warnings == []
+    assert edits == []
+
+
+def test_apply_edits_normal():
+    working, applied, errors, warnings, edits = _apply_edits_from_args(
+        "hello world",
+        {"edits": [{"old_str": "hello", "new_str": "hi"}]},
+    )
+    assert working == "hi world"
+    assert applied == 1
+    assert errors == []
+    assert warnings == []
+    assert len(edits) == 1
+
+
+def test_apply_one_still_rejects_null_strings():
+    content, err = _apply_one("hello", None, "x")
+    assert err is not None