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

chapter8/Intuitor/tests/conftest.py

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+"""Test import bootstrap for the Intuitor experiment."""
+
+from pathlib import Path
+import sys
+
+
+EXPERIMENT_ROOT = Path(__file__).resolve().parents[1]
+if str(EXPERIMENT_ROOT) not in sys.path:
+    sys.path.insert(0, str(EXPERIMENT_ROOT))

chapter8/Intuitor/tests/test_boxed_nested_braces.py

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+"""Regression: nested braces inside \\boxed{} must not truncate."""
+
+from evaluate_from_cache import extract_answer_from_boxed
+
+
+def test_boxed_nested_frac():
+    text = r"The answer is \boxed{\frac{1}{2}}"
+    assert extract_answer_from_boxed(text) == r"\frac{1}{2}"
+
+
+def test_boxed_simple_integer():
+    text = r"Final answer: \boxed{42}"
+    assert extract_answer_from_boxed(text) == "42"
+
+
+def test_boxed_deeper_nesting():
+    text = r"\boxed{\frac{a}{b+c}}"
+    assert extract_answer_from_boxed(text) == r"\frac{a}{b+c}"

chapter8/Intuitor/tests/test_empty_text_list.py

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+"""Regression: empty sample text list must not IndexError."""
+
+
+def _extract_model_output(sample_data):
+    text_field = sample_data.get('text', [''])
+    if isinstance(text_field, list):
+        return text_field[0] if text_field else ''
+    return text_field if text_field is not None else ''
+
+
+def test_empty_text_list():
+    assert _extract_model_output({"text": []}) == ""
+
+
+def test_nonempty_text_list():
+    assert _extract_model_output({"text": ["hello"]}) == "hello"
+
+
+def test_source_guards_empty_list():
+    from pathlib import Path
+    src = (Path(__file__).resolve().parents[1] / "evaluate_from_cache.py").read_text()
+    assert "text_field[0] if text_field else ''" in src

chapter8/Intuitor/tests/test_normalize_frac.py

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+"""Regression: \\frac{a}{b} and a/b must evaluate, not concatenate digit runs."""
+
+from evaluate_from_cache import extract_and_normalize_answer, normalize_number
+
+
+def test_frac_six_over_two():
+    assert extract_and_normalize_answer(r"\boxed{\frac{6}{2}}") == "3"
+
+
+def test_plain_slash_six_over_two():
+    assert extract_and_normalize_answer(r"\boxed{6/2}") == "3"
+
+
+def test_frac_one_half():
+    assert extract_and_normalize_answer(r"\boxed{\frac{1}{2}}") == "0.5"
+
+
+def test_plain_integer_unchanged():
+    assert extract_and_normalize_answer(r"\boxed{42}") == "42"
+    assert normalize_number("1,234") == "1234"

chapter8/Intuitor/tests/test_normalize_frac_formatting.py

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+"""Regression: LaTeX fractions and division with formatting/units must evaluate correctly."""
+
+from evaluate_from_cache import extract_and_normalize_answer, normalize_number
+
+
+def test_frac_thin_space_evaluates():
+    assert normalize_number(r"\frac{1\,000}{2}") == "500"
+    assert normalize_number(r"\dfrac{1\,500}{3}") == "500"
+    assert normalize_number(r"-\frac{1\,000}{2}") == "-500"
+
+
+def test_frac_text_units_evaluates():
+    assert normalize_number(r"\frac{100\text{ kg}}{2}") == "50"
+    assert normalize_number(r"\frac{100}{2\text{ kg}}") == "50"
+    assert normalize_number(r"\frac{\text{100 kg}}{2}") == "50"
+
+
+def test_frac_numeric_format_wrappers_evaluate():
+    assert normalize_number(r"\frac{\mathrm{1,000}}{2}") == "500"
+    assert normalize_number(r"\frac{\mathbf{6}}{2}") == "3"
+
+
+def test_slash_division_with_units_and_formatting():
+    assert normalize_number("6/2 kg") == "3"
+    assert normalize_number("$6/2$") == "3"
+    assert normalize_number("1,000 / 2") == "500"