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add a stable_norm unit test

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This commit is contained in:
Gael Guennebaud
2009-09-07 12:46:16 +02:00
parent bdcc0bc157
commit b56bb441dd
4 changed files with 91 additions and 17 deletions
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9
test/adjoint.cpp
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@@ -72,13 +72,6 @@ template<typename MatrixType> void adjoint(const MatrixType& m)
if(NumTraits<Scalar>::HasFloatingPoint)
VERIFY_IS_APPROX(v1.squaredNorm(), v1.norm() * v1.norm());
VERIFY_IS_MUCH_SMALLER_THAN(ei_abs(vzero.dot(v1)), static_cast<RealScalar>(1));
if(NumTraits<Scalar>::HasFloatingPoint)
{
VERIFY_IS_MUCH_SMALLER_THAN(vzero.norm(), static_cast<RealScalar>(1));
VERIFY_IS_APPROX(v1.norm(), v1.stableNorm());
VERIFY_IS_APPROX(v1.blueNorm(), v1.stableNorm());
VERIFY_IS_APPROX(v1.hypotNorm(), v1.stableNorm());
}
// check compatibility of dot and adjoint
VERIFY(ei_isApprox(v1.dot(square * v2), (square.adjoint() * v1).dot(v2), largerEps));
@@ -124,7 +117,7 @@ void test_adjoint()
}
// test a large matrix only once
CALL_SUBTEST( adjoint(Matrix<float, 100, 100>()) );
{
MatrixXcf a(10,10), b(10,10);
VERIFY_RAISES_ASSERT(a = a.transpose());