claude-bot
ca98703538
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01FYqwNMyPUHeTbFWg83GQq6
35 lines
1.1 KiB
Python
35 lines
1.1 KiB
Python
from leanbench.lint import lint
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from leanbench.project import project
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def found(code):
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return lint(project(code))
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def test_clean_statement_has_no_findings():
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code = "theorem t (G : Type*) [Group G] (g : G) : g * 1 = g := by sorry"
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assert found(code) == []
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def test_unused_binder():
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assert "unused_binder:k" in found("theorem t (n k : ℕ) : n = n := by rfl")
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def test_carrier_type_is_not_flagged_as_unused():
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assert not any(f.startswith("unused") for f in found(
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"theorem t (G : Type*) [Group G] (g : G) : g = g := by rfl"))
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def test_natural_subtraction_hazard():
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assert "nat_subtraction" in found("theorem t (a b : ℕ) : a - b + b = a := by sorry")
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assert "nat_subtraction" not in found("theorem t (a b : ℤ) : a - b + b = a := by ring")
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def test_integer_division_hazard():
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assert "integer_division" in found("theorem t (a : ℕ) : a / 2 * 2 = a := by sorry")
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def test_trivial_goal_and_degenerate():
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assert "trivial_goal" in found("theorem t (n : ℕ) : True := by trivial")
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assert "degenerate" in found("theorem t : 2 + 2 = 4 := by norm_num")
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