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author | Marc Glisse <marc.glisse@inria.fr> | 2020-11-13 12:39:27 +0100 |
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committer | Marc Glisse <marc.glisse@inria.fr> | 2020-11-13 12:39:27 +0100 |
commit | 53376fde3f35576af18fac33d731e8398da7522e (patch) | |
tree | 48c6630956ab49d9240529e5e820ca49383d8c6a | |
parent | b4df19e0555c0b60c4f074ed0baf642a7d1bdc8b (diff) |
Test with negative coordinates
-rwxr-xr-x | src/python/test/test_bottleneck_distance.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/python/test/test_bottleneck_distance.py b/src/python/test/test_bottleneck_distance.py index 6915bea8..07fcc9cc 100755 --- a/src/python/test/test_bottleneck_distance.py +++ b/src/python/test/test_bottleneck_distance.py @@ -25,3 +25,15 @@ def test_basic_bottleneck(): assert gudhi.bottleneck_distance(diag1, diag2, 0.1) == pytest.approx(0.75, abs=0.1) assert gudhi.hera.bottleneck_distance(diag1, diag2, 0) == 0.75 assert gudhi.hera.bottleneck_distance(diag1, diag2, 0.1) == pytest.approx(0.75, rel=0.1) + + import numpy as np + + # Translating both diagrams along the diagonal should not affect the distance, + # checks that negative numbers are not an issue + diag1 = np.array(diag1) - 100 + diag2 = np.array(diag2) - 100 + + assert gudhi.bottleneck_distance(diag1, diag2) == 0.75 + assert gudhi.bottleneck_distance(diag1, diag2, 0.1) == pytest.approx(0.75, abs=0.1) + assert gudhi.hera.bottleneck_distance(diag1, diag2, 0) == 0.75 + assert gudhi.hera.bottleneck_distance(diag1, diag2, 0.1) == pytest.approx(0.75, rel=0.1) |