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[poincare] regularized_incomplete_beta_function tests

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Léa Saviot
2019-08-27 11:07:44 +02:00
parent 3dd5112a0b
commit 9dac80492b
2 changed files with 20 additions and 0 deletions
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1
poincare/Makefile
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@@ -174,6 +174,7 @@ tests_src += $(addprefix poincare/test/,\
print_float.cpp\ print_float.cpp\
print_int.cpp\ print_int.cpp\
rational.cpp\ rational.cpp\
regularized_incomplete_beta_function.cpp \
simplification.cpp\ simplification.cpp\
) )

19
poincare/test/regularized_incomplete_beta_function.cpp Normal file
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@@ -0,0 +1,19 @@
#include <quiz.h>
#include <poincare/regularized_incomplete_beta_function.h>
#include <float.h>
#include <cmath>
using namespace Poincare;
void assert_regularized_incomplete_beta_function_is(double a, double b, double x, double result) {
double r = RegularizedIncompleteBetaFunction(a, b, x);
quiz_assert(std::abs(r - result) < FLT_EPSILON/10.0);
}
QUIZ_CASE(regularized_incomplete_beta_function) {
assert_regularized_incomplete_beta_function_is(1.0, 2.0, 0.0, 0.0);
assert_regularized_incomplete_beta_function_is(1.0, 2.0, 1.0, 1.0);
assert_regularized_incomplete_beta_function_is(1.7, 0.9, 0.3, 0.114276013523787293056995598423812417112640756984394176432);
assert_regularized_incomplete_beta_function_is(7.3, 3.9, 0.4, 0.042393671346062170259328642902287422849467242046012782022);
assert_regularized_incomplete_beta_function_is(128.4, 31.5, 0.8, 0.446264065069106243051390524472702916228137487657780205030);
}