From c4c139bba033c420a6edbe585b2846426e3e694c Mon Sep 17 00:00:00 2001 From: Robert Franke Date: Wed, 12 Feb 2014 15:20:38 +0100 Subject: Fix histogramdd treatment of events at rightmost binedge Fixes Github issue #4266 --- numpy/lib/tests/test_function_base.py | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'numpy/lib/tests/test_function_base.py') diff --git a/numpy/lib/tests/test_function_base.py b/numpy/lib/tests/test_function_base.py index 003d3e541..82d90311e 100644 --- a/numpy/lib/tests/test_function_base.py +++ b/numpy/lib/tests/test_function_base.py @@ -1155,6 +1155,30 @@ class TestHistogramdd(TestCase): h, e = np.histogramdd(x, bins=[3, [-np.inf, 3, np.inf]]) assert_allclose(h, expected) + def test_rightmost_binedge(self): + """Test event very close to rightmost binedge. + See Github issue #4266""" + x = [0.9999999995] + bins = [[0.,0.5,1.0]] + hist, _ = histogramdd(x, bins=bins) + assert_(hist[0] == 0.0) + assert_(hist[1] == 1.) + x = [1.0] + bins = [[0.,0.5,1.0]] + hist, _ = histogramdd(x, bins=bins) + assert_(hist[0] == 0.0) + assert_(hist[1] == 1.) + x = [1.0000000001] + bins = [[0.,0.5,1.0]] + hist, _ = histogramdd(x, bins=bins) + assert_(hist[0] == 0.0) + assert_(hist[1] == 1.) + x = [1.0001] + bins = [[0.,0.5,1.0]] + hist, _ = histogramdd(x, bins=bins) + assert_(hist[0] == 0.0) + assert_(hist[1] == 0.0) + class TestUnique(TestCase): def test_simple(self): -- cgit v1.2.1