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test: ipa: libipa: histogram: Add tests for quantile() returning a fraction

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Add tests for quantile() returning a fractional value. These cases will
get fixed in the next commit. Therefore mark the test as should_fail.

Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Stefan Klug 2025-04-01 14:36:10 +02:00
parent 1a17a6aac7
commit 781e2f4d0c
2 changed files with 12 additions and 2 deletions
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9
test/ipa/libipa/histogram.cpp
View file

@ -42,10 +42,19 @@ protected:
ASSERT_EQ(hist.quantile(1.0), 2.0); ASSERT_EQ(hist.quantile(1.0), 2.0);
ASSERT_EQ(hist.quantile(0.5), 1.0); ASSERT_EQ(hist.quantile(0.5), 1.0);
/* Test quantile in the middle of a bin. */
ASSERT_EQ(hist.quantile(0.75), 1.5);
/* Test quantile smaller than the smallest histogram step. */
ASSERT_EQ(hist.quantile(0.001), 0.002);
ASSERT_EQ(hist.interQuantileMean(0.0, 1.0), 1.0); ASSERT_EQ(hist.interQuantileMean(0.0, 1.0), 1.0);
ASSERT_EQ(hist.interQuantileMean(0.0, 0.5), 0.5); ASSERT_EQ(hist.interQuantileMean(0.0, 0.5), 0.5);
ASSERT_EQ(hist.interQuantileMean(0.5, 1.0), 1.5); ASSERT_EQ(hist.interQuantileMean(0.5, 1.0), 1.5);
/* Test interquantile mean that starts and ends in the middle of a bin. */
ASSERT_EQ(hist.interQuantileMean(0.25, 0.75), 1.0);
return TestPass; return TestPass;
} }
}; };

5
test/ipa/libipa/meson.build
View file

@ -2,7 +2,7 @@
libipa_test = [ libipa_test = [
{'name': 'fixedpoint', 'sources': ['fixedpoint.cpp']}, {'name': 'fixedpoint', 'sources': ['fixedpoint.cpp']},
{'name': 'histogram', 'sources': ['histogram.cpp']}, {'name': 'histogram', 'sources': ['histogram.cpp'], 'should_fail': true},
{'name': 'interpolator', 'sources': ['interpolator.cpp']}, {'name': 'interpolator', 'sources': ['interpolator.cpp']},
] ]
@ -14,5 +14,6 @@ foreach test : libipa_test
include_directories : [test_includes_internal, include_directories : [test_includes_internal,
'../../../src/ipa/libipa/']) '../../../src/ipa/libipa/'])
test(test['name'], exe, suite : 'ipa') test(test['name'], exe, suite : 'ipa',
should_fail : test.get('should_fail', false))
endforeach endforeach