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Test HV #1227

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11 changes: 6 additions & 5 deletions vizier/_src/benchmarks/analyzers/convergence_curve_test.py
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Original file line number Diff line number Diff line change
Expand Up @@ -278,7 +278,7 @@ def test_convert_with_origin_reference(self):
pytrials = []
pytrials.append(
pyvizier.Trial().complete(
pyvizier.Measurement(metrics={'max': 4.0, 'min': 2.0})
pyvizier.Measurement(metrics={'max': 4.0, 'min': 0.0})
)
)
pytrials.append(
Expand All @@ -288,15 +288,16 @@ def test_convert_with_origin_reference(self):
)
pytrials.append(
pyvizier.Trial().complete(
pyvizier.Measurement(metrics={'max': 4.0, 'min': -2.0})
pyvizier.Measurement(metrics={'max': 2.0, 'min': -2.0})
)
)

curve = generator.convert(pytrials)
# With the sign of the minization metric flipped, the three metric points
# are (4, 0), (3, 1), (2, 2). The origin (i.e., reference point) is (0, 0).
# The sequence of hypervolumes is expected to be (0, 3.5, 6).
np.testing.assert_array_equal(curve.xs, [1, 2, 3])
np.testing.assert_array_almost_equal(
curve.ys, [[0.0, 3.0, 8.0]], decimal=0.5
)
np.testing.assert_array_almost_equal(curve.ys, [[0.0, 3.5, 6.0]], decimal=1)

def test_convert_with_reference(self):
generator = convergence.HypervolumeCurveConverter(
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