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40 lines
1.6 KiB
Python
40 lines
1.6 KiB
Python
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from pd.config import SimConfig
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from pd.rng import (
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graph_seedseq,
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responsive_seedseq,
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rng_for,
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round_seedseq,
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seedseq_for,
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)
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def test_deterministic():
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c = SimConfig(n_nodes=1000, degree=8, graph_seed=3)
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assert seedseq_for(c).entropy == seedseq_for(c).entropy
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a = rng_for(c).integers(0, 10**9, size=5)
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b = rng_for(c).integers(0, 10**9, size=5)
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assert list(a) == list(b)
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def test_graph_seed_is_topology_only():
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base = SimConfig(n_nodes=1000, degree=8, graph_seed=3, f_adv=0.0, blend_hops=2)
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same_topo = SimConfig(n_nodes=1000, degree=8, graph_seed=3, f_adv=0.4, blend_hops=5,
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adversary_mode="worstcase_coverage", n_rounds=999)
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assert graph_seedseq(base).entropy == graph_seedseq(same_topo).entropy
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diff_topo = SimConfig(n_nodes=1000, degree=8, graph_seed=4)
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assert graph_seedseq(base).entropy != graph_seedseq(diff_topo).entropy
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def test_responsive_seed_depends_on_frac_only():
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c = SimConfig(n_nodes=1000, degree=8, graph_seed=3)
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# fixed per (topology, unresponsive_frac); different frac -> different responsive draw
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assert responsive_seedseq(c, 0.1).entropy == responsive_seedseq(c, 0.1).entropy
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assert responsive_seedseq(c, 0.1).entropy != responsive_seedseq(c, 0.2).entropy
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def test_round_seed_includes_unresponsive_frac():
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c = SimConfig(n_nodes=1000, degree=8, graph_seed=3)
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a = round_seedseq(c, blend_hops=3, max_blend_delay=3, unresponsive_frac=0.0)
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b = round_seedseq(c, blend_hops=3, max_blend_delay=3, unresponsive_frac=0.2)
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assert a.entropy != b.entropy
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