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32 lines
1.1 KiB
Python
32 lines
1.1 KiB
Python
import numpy as np
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from tsi_sim.config import SimConfig
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from tsi_sim.engine import run_trajectory
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from tsi_sim.rng import rng_for, seedseq_for
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def test_seedseq_and_rng_deterministic():
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cfg = SimConfig(k=8, epochs=3)
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a = np.random.default_rng(seedseq_for(cfg)).random(5)
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b = rng_for(cfg).random(5)
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np.testing.assert_array_equal(a, b)
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def test_distinct_configs_get_distinct_streams():
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c0 = SimConfig(k=8, epochs=3, latency=0)
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c1 = SimConfig(k=8, epochs=3, latency=1)
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assert not np.array_equal(rng_for(c0).random(4), rng_for(c1).random(4))
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def test_trajectory_is_order_independent_and_reproducible():
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cfg = SimConfig(n_nodes=500, k=8, epochs=6, latency=4, max_uncles=2)
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r1 = run_trajectory(cfg)
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r2 = run_trajectory(cfg)
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assert [row["ratio"] for row in r1] == [row["ratio"] for row in r2]
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def test_replicates_differ():
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a = run_trajectory(SimConfig(n_nodes=500, k=8, epochs=6, latency=4, replicate=0))
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b = run_trajectory(SimConfig(n_nodes=500, k=8, epochs=6, latency=4, replicate=1))
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assert a[-1]["ratio"] != b[-1]["ratio"]
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