diff options
author | Gael Guennebaud <g.gael@free.fr> | 2011-02-18 17:39:04 +0100 |
---|---|---|
committer | Gael Guennebaud <g.gael@free.fr> | 2011-02-18 17:39:04 +0100 |
commit | 86ca05b324f3f27249eb74b5ec839e2c331c8bbb (patch) | |
tree | 6bc852a2e421e7a6cd0037f1a5b57c5321775687 /test/main.h | |
parent | 8f8c67b8bd2915d1927c848e557e5076a00e25f9 (diff) |
remove largeEps in adjoint unit test and use a more accurate test_isApproxWithRef test.
Diffstat (limited to 'test/main.h')
-rw-r--r-- | test/main.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/main.h b/test/main.h index 671555aa3..51eca5453 100644 --- a/test/main.h +++ b/test/main.h @@ -346,6 +346,18 @@ inline bool test_isApprox(const Type1& a, const Type2& b) return a.isApprox(b, test_precision<typename Type1::Scalar>()); } +// The idea behind this function is to compare the two scalars a and b where +// the scalar ref is a hint about the expected order of magnitude of a and b. +// Therefore, if for some reason a and b are very small compared to ref, +// we won't issue a false negative. +// This test could be: abs(a-b) <= eps * ref +// However, it seems that simply comparing a+ref and b+ref is more sensitive to true error. +template<typename Scalar,typename ScalarRef> +inline bool test_isApproxWithRef(const Scalar& a, const Scalar& b, const ScalarRef& ref) +{ + return test_isApprox(a+ref, b+ref); +} + template<typename Derived1, typename Derived2> inline bool test_isMuchSmallerThan(const MatrixBase<Derived1>& m1, const MatrixBase<Derived2>& m2) |