56 lines
2.0 KiB
Python
56 lines
2.0 KiB
Python
import sys
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import os
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import pytest
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# Ensure the src layout is on PYTHONPATH for tests without installing the package
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ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
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SRC = os.path.join(ROOT, "src")
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if SRC not in sys.path:
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sys.path.insert(0, SRC)
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from idea34_openpassmarket_privacy_preserving.core import LocalProblem, PerformanceSignal, PrivacyBudget, aggregate_signals
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from idea34_openpassmarket_privacy_preserving import PassSpec, verify_invariants
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def test_privacy_budget_consume():
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budget = PrivacyBudget(budget=5.0, leakage_model="Laplace")
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assert budget.consume(2.0) is True
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assert budget.used == 2.0
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# Exceeding budget should fail gracefully
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assert budget.consume(4.0) is False
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assert budget.used == 2.0
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def test_aggregate_signals_basic():
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s1 = PerformanceSignal(metric="runtime_ms", value=120.0, unit="ms", privacy_tag="v1", version=1)
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s2 = PerformanceSignal(metric="runtime_ms", value=110.0, unit="ms", privacy_tag="v1", version=1)
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budget = PrivacyBudget(budget=10.0, leakage_model="Laplace")
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merged = aggregate_signals([s1, s2], budget)
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assert merged.metric == "aggregate_runtime_ms" or merged.metric == "aggregate_runtime"
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assert merged.value == pytest.approx((120.0 + 110.0) / 2.0)
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def test_verify_invariants_valid_and_invalid():
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lp = LocalProblem(
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problem_id="p1",
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code_region="def f(): pass",
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inlining_decisions={},
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loop_tiling_params={},
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vectorization_hints={},
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constraints={},
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)
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spec = PassSpec(pass_id="pass_01", language="Python", target_IR="IR1", transform_type="mutate")
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budget = PrivacyBudget(budget=5.0, leakage_model="Laplace")
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# Valid case
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assert verify_invariants(lp, spec, budget) is True
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# Invalid: empty code region should fail
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lp_bad = LocalProblem(
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problem_id="p2",
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code_region="",
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inlining_decisions={},
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loop_tiling_params={},
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vectorization_hints={},
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constraints={},
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)
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assert verify_invariants(lp_bad, spec, budget) is False
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