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authorGravatar Gael Guennebaud <g.gael@free.fr>2014-09-19 15:25:48 +0200
committerGravatar Gael Guennebaud <g.gael@free.fr>2014-09-19 15:25:48 +0200
commit03dd4dd91a5d8963f56eebe3b9d2eb924bc06e02 (patch)
tree74293b3b60724f704022aa2e13c7612c6eb6df9b /test/jacobisvd.cpp
parent0a18eecab332d0dd87154b9eef7ff993a4bb625c (diff)
Unify unit test for BDC and Jacobi SVD. This reveals some numerical issues in BDCSVD.
Diffstat (limited to 'test/jacobisvd.cpp')
-rw-r--r--test/jacobisvd.cpp413
1 files changed, 19 insertions, 394 deletions
diff --git a/test/jacobisvd.cpp b/test/jacobisvd.cpp
index cd04db5be..bfcadce95 100644
--- a/test/jacobisvd.cpp
+++ b/test/jacobisvd.cpp
@@ -1,7 +1,7 @@
// This file is part of Eigen, a lightweight C++ template library
// for linear algebra.
//
-// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
+// Copyright (C) 2008-2014 Gael Guennebaud <gael.guennebaud@inria.fr>
// Copyright (C) 2009 Benoit Jacob <jacob.benoit.1@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla
@@ -14,273 +14,47 @@
#include "main.h"
#include <Eigen/SVD>
-template<typename MatrixType, int QRPreconditioner>
-void jacobisvd_check_full(const MatrixType& m, const JacobiSVD<MatrixType, QRPreconditioner>& svd)
-{
- typedef typename MatrixType::Index Index;
- Index rows = m.rows();
- Index cols = m.cols();
-
- enum {
- RowsAtCompileTime = MatrixType::RowsAtCompileTime,
- ColsAtCompileTime = MatrixType::ColsAtCompileTime
- };
-
- typedef typename MatrixType::Scalar Scalar;
- typedef Matrix<Scalar, RowsAtCompileTime, RowsAtCompileTime> MatrixUType;
- typedef Matrix<Scalar, ColsAtCompileTime, ColsAtCompileTime> MatrixVType;
-
- MatrixType sigma = MatrixType::Zero(rows,cols);
- sigma.diagonal() = svd.singularValues().template cast<Scalar>();
- MatrixUType u = svd.matrixU();
- MatrixVType v = svd.matrixV();
-
- VERIFY_IS_APPROX(m, u * sigma * v.adjoint());
- VERIFY_IS_UNITARY(u);
- VERIFY_IS_UNITARY(v);
-}
-
-template<typename MatrixType, int QRPreconditioner>
-void jacobisvd_compare_to_full(const MatrixType& m,
- unsigned int computationOptions,
- const JacobiSVD<MatrixType, QRPreconditioner>& referenceSvd)
-{
- typedef typename MatrixType::Index Index;
- Index rows = m.rows();
- Index cols = m.cols();
- Index diagSize = (std::min)(rows, cols);
-
- JacobiSVD<MatrixType, QRPreconditioner> svd(m, computationOptions);
-
- VERIFY_IS_APPROX(svd.singularValues(), referenceSvd.singularValues());
- if(computationOptions & ComputeFullU)
- VERIFY_IS_APPROX(svd.matrixU(), referenceSvd.matrixU());
- if(computationOptions & ComputeThinU)
- VERIFY_IS_APPROX(svd.matrixU(), referenceSvd.matrixU().leftCols(diagSize));
- if(computationOptions & ComputeFullV)
- VERIFY_IS_APPROX(svd.matrixV(), referenceSvd.matrixV());
- if(computationOptions & ComputeThinV)
- VERIFY_IS_APPROX(svd.matrixV(), referenceSvd.matrixV().leftCols(diagSize));
-}
-
-template<typename MatrixType, int QRPreconditioner>
-void jacobisvd_solve(const MatrixType& m, unsigned int computationOptions)
-{
- typedef typename MatrixType::Scalar Scalar;
- typedef typename MatrixType::RealScalar RealScalar;
- typedef typename MatrixType::Index Index;
- Index rows = m.rows();
- Index cols = m.cols();
-
- enum {
- RowsAtCompileTime = MatrixType::RowsAtCompileTime,
- ColsAtCompileTime = MatrixType::ColsAtCompileTime
- };
-
- typedef Matrix<Scalar, RowsAtCompileTime, Dynamic> RhsType;
- typedef Matrix<Scalar, ColsAtCompileTime, Dynamic> SolutionType;
-
- RhsType rhs = RhsType::Random(rows, internal::random<Index>(1, cols));
- JacobiSVD<MatrixType, QRPreconditioner> svd(m, computationOptions);
-
- if(internal::is_same<RealScalar,double>::value) svd.setThreshold(1e-8);
- else if(internal::is_same<RealScalar,float>::value) svd.setThreshold(1e-4);
-
- SolutionType x = svd.solve(rhs);
-
- RealScalar residual = (m*x-rhs).norm();
- // Check that there is no significantly better solution in the neighborhood of x
- if(!test_isMuchSmallerThan(residual,rhs.norm()))
- {
- // If the residual is very small, then we have an exact solution, so we are already good.
- for(int k=0;k<x.rows();++k)
- {
- SolutionType y(x);
- y.row(k).array() += 2*NumTraits<RealScalar>::epsilon();
- RealScalar residual_y = (m*y-rhs).norm();
- VERIFY( test_isApprox(residual_y,residual) || residual < residual_y );
-
- y.row(k) = x.row(k).array() - 2*NumTraits<RealScalar>::epsilon();
- residual_y = (m*y-rhs).norm();
- VERIFY( test_isApprox(residual_y,residual) || residual < residual_y );
- }
- }
-
- // evaluate normal equation which works also for least-squares solutions
- if(internal::is_same<RealScalar,double>::value)
- {
- // This test is not stable with single precision.
- // This is probably because squaring m signicantly affects the precision.
- VERIFY_IS_APPROX(m.adjoint()*m*x,m.adjoint()*rhs);
- }
-
- // check minimal norm solutions
- {
- // generate a full-rank m x n problem with m<n
- enum {
- RankAtCompileTime2 = ColsAtCompileTime==Dynamic ? Dynamic : (ColsAtCompileTime)/2+1,
- RowsAtCompileTime3 = ColsAtCompileTime==Dynamic ? Dynamic : ColsAtCompileTime+1
- };
- typedef Matrix<Scalar, RankAtCompileTime2, ColsAtCompileTime> MatrixType2;
- typedef Matrix<Scalar, RankAtCompileTime2, 1> RhsType2;
- typedef Matrix<Scalar, ColsAtCompileTime, RankAtCompileTime2> MatrixType2T;
- Index rank = RankAtCompileTime2==Dynamic ? internal::random<Index>(1,cols) : Index(RankAtCompileTime2);
- MatrixType2 m2(rank,cols);
- int guard = 0;
- do {
- m2.setRandom();
- } while(m2.jacobiSvd().setThreshold(test_precision<Scalar>()).rank()!=rank && (++guard)<10);
- VERIFY(guard<10);
- RhsType2 rhs2 = RhsType2::Random(rank);
- // use QR to find a reference minimal norm solution
- HouseholderQR<MatrixType2T> qr(m2.adjoint());
- Matrix<Scalar,Dynamic,1> tmp = qr.matrixQR().topLeftCorner(rank,rank).template triangularView<Upper>().adjoint().solve(rhs2);
- tmp.conservativeResize(cols);
- tmp.tail(cols-rank).setZero();
- SolutionType x21 = qr.householderQ() * tmp;
- // now check with SVD
- JacobiSVD<MatrixType2, ColPivHouseholderQRPreconditioner> svd2(m2, computationOptions);
- SolutionType x22 = svd2.solve(rhs2);
- VERIFY_IS_APPROX(m2*x21, rhs2);
- VERIFY_IS_APPROX(m2*x22, rhs2);
- VERIFY_IS_APPROX(x21, x22);
-
- // Now check with a rank deficient matrix
- typedef Matrix<Scalar, RowsAtCompileTime3, ColsAtCompileTime> MatrixType3;
- typedef Matrix<Scalar, RowsAtCompileTime3, 1> RhsType3;
- Index rows3 = RowsAtCompileTime3==Dynamic ? internal::random<Index>(rank+1,2*cols) : Index(RowsAtCompileTime3);
- Matrix<Scalar,RowsAtCompileTime3,Dynamic> C = Matrix<Scalar,RowsAtCompileTime3,Dynamic>::Random(rows3,rank);
- MatrixType3 m3 = C * m2;
- RhsType3 rhs3 = C * rhs2;
- JacobiSVD<MatrixType3, ColPivHouseholderQRPreconditioner> svd3(m3, computationOptions);
- SolutionType x3 = svd3.solve(rhs3);
- VERIFY_IS_APPROX(m3*x3, rhs3);
- VERIFY_IS_APPROX(m3*x21, rhs3);
- VERIFY_IS_APPROX(m2*x3, rhs2);
-
- VERIFY_IS_APPROX(x21, x3);
- }
-}
-
-template<typename MatrixType, int QRPreconditioner>
-void jacobisvd_test_all_computation_options(const MatrixType& m)
-{
- if (QRPreconditioner == NoQRPreconditioner && m.rows() != m.cols())
- return;
- JacobiSVD<MatrixType, QRPreconditioner> fullSvd(m, ComputeFullU|ComputeFullV);
- CALL_SUBTEST(( jacobisvd_check_full(m, fullSvd) ));
- CALL_SUBTEST(( jacobisvd_solve<MatrixType, QRPreconditioner>(m, ComputeFullU | ComputeFullV) ));
-
- #if defined __INTEL_COMPILER
- // remark #111: statement is unreachable
- #pragma warning disable 111
- #endif
- if(QRPreconditioner == FullPivHouseholderQRPreconditioner)
- return;
-
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, ComputeFullU, fullSvd) ));
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, ComputeFullV, fullSvd) ));
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, 0, fullSvd) ));
-
- if (MatrixType::ColsAtCompileTime == Dynamic) {
- // thin U/V are only available with dynamic number of columns
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, ComputeFullU|ComputeThinV, fullSvd) ));
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, ComputeThinV, fullSvd) ));
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, ComputeThinU|ComputeFullV, fullSvd) ));
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, ComputeThinU , fullSvd) ));
- CALL_SUBTEST(( jacobisvd_compare_to_full(m, ComputeThinU|ComputeThinV, fullSvd) ));
- CALL_SUBTEST(( jacobisvd_solve<MatrixType, QRPreconditioner>(m, ComputeFullU | ComputeThinV) ));
- CALL_SUBTEST(( jacobisvd_solve<MatrixType, QRPreconditioner>(m, ComputeThinU | ComputeFullV) ));
- CALL_SUBTEST(( jacobisvd_solve<MatrixType, QRPreconditioner>(m, ComputeThinU | ComputeThinV) ));
-
- // test reconstruction
- typedef typename MatrixType::Index Index;
- Index diagSize = (std::min)(m.rows(), m.cols());
- JacobiSVD<MatrixType, QRPreconditioner> svd(m, ComputeThinU | ComputeThinV);
- VERIFY_IS_APPROX(m, svd.matrixU().leftCols(diagSize) * svd.singularValues().asDiagonal() * svd.matrixV().leftCols(diagSize).adjoint());
- }
-}
+#define SVD_DEFAULT(M) JacobiSVD<M>
+#define SVD_FOR_MIN_NORM(M) JacobiSVD<M,ColPivHouseholderQRPreconditioner>
+#include "svd_common.h"
+// Check all variants of JacobiSVD
template<typename MatrixType>
void jacobisvd(const MatrixType& a = MatrixType(), bool pickrandom = true)
{
MatrixType m = a;
if(pickrandom)
- {
- typedef typename MatrixType::Scalar Scalar;
- typedef typename MatrixType::RealScalar RealScalar;
- typedef typename MatrixType::Index Index;
- Index diagSize = (std::min)(a.rows(), a.cols());
- RealScalar s = std::numeric_limits<RealScalar>::max_exponent10/4;
- s = internal::random<RealScalar>(1,s);
- Matrix<RealScalar,Dynamic,1> d = Matrix<RealScalar,Dynamic,1>::Random(diagSize);
- for(Index k=0; k<diagSize; ++k)
- d(k) = d(k)*std::pow(RealScalar(10),internal::random<RealScalar>(-s,s));
- m = Matrix<Scalar,Dynamic,Dynamic>::Random(a.rows(),diagSize) * d.asDiagonal() * Matrix<Scalar,Dynamic,Dynamic>::Random(diagSize,a.cols());
- // cancel some coeffs
- Index n = internal::random<Index>(0,m.size()-1);
- for(Index i=0; i<n; ++i)
- m(internal::random<Index>(0,m.rows()-1), internal::random<Index>(0,m.cols()-1)) = Scalar(0);
- }
+ svd_fill_random(m);
- CALL_SUBTEST(( jacobisvd_test_all_computation_options<MatrixType, FullPivHouseholderQRPreconditioner>(m) ));
- CALL_SUBTEST(( jacobisvd_test_all_computation_options<MatrixType, ColPivHouseholderQRPreconditioner>(m) ));
- CALL_SUBTEST(( jacobisvd_test_all_computation_options<MatrixType, HouseholderQRPreconditioner>(m) ));
- CALL_SUBTEST(( jacobisvd_test_all_computation_options<MatrixType, NoQRPreconditioner>(m) ));
+ CALL_SUBTEST(( svd_test_all_computation_options<JacobiSVD<MatrixType, FullPivHouseholderQRPreconditioner> >(m, true) )); // check full only
+ CALL_SUBTEST(( svd_test_all_computation_options<JacobiSVD<MatrixType, ColPivHouseholderQRPreconditioner> >(m, false) ));
+ CALL_SUBTEST(( svd_test_all_computation_options<JacobiSVD<MatrixType, HouseholderQRPreconditioner> >(m, false) ));
+ if(m.rows()==m.cols())
+ CALL_SUBTEST(( svd_test_all_computation_options<JacobiSVD<MatrixType, NoQRPreconditioner> >(m, false) ));
}
template<typename MatrixType> void jacobisvd_verify_assert(const MatrixType& m)
{
- typedef typename MatrixType::Scalar Scalar;
+ svd_verify_assert<JacobiSVD<MatrixType> >(m);
typedef typename MatrixType::Index Index;
Index rows = m.rows();
Index cols = m.cols();
enum {
- RowsAtCompileTime = MatrixType::RowsAtCompileTime,
ColsAtCompileTime = MatrixType::ColsAtCompileTime
};
- typedef Matrix<Scalar, RowsAtCompileTime, 1> RhsType;
-
- RhsType rhs(rows);
-
- JacobiSVD<MatrixType> svd;
- VERIFY_RAISES_ASSERT(svd.matrixU())
- VERIFY_RAISES_ASSERT(svd.singularValues())
- VERIFY_RAISES_ASSERT(svd.matrixV())
- VERIFY_RAISES_ASSERT(svd.solve(rhs))
MatrixType a = MatrixType::Zero(rows, cols);
a.setZero();
- svd.compute(a, 0);
- VERIFY_RAISES_ASSERT(svd.matrixU())
- VERIFY_RAISES_ASSERT(svd.matrixV())
- svd.singularValues();
- VERIFY_RAISES_ASSERT(svd.solve(rhs))
if (ColsAtCompileTime == Dynamic)
{
- svd.compute(a, ComputeThinU);
- svd.matrixU();
- VERIFY_RAISES_ASSERT(svd.matrixV())
- VERIFY_RAISES_ASSERT(svd.solve(rhs))
-
- svd.compute(a, ComputeThinV);
- svd.matrixV();
- VERIFY_RAISES_ASSERT(svd.matrixU())
- VERIFY_RAISES_ASSERT(svd.solve(rhs))
-
JacobiSVD<MatrixType, FullPivHouseholderQRPreconditioner> svd_fullqr;
VERIFY_RAISES_ASSERT(svd_fullqr.compute(a, ComputeFullU|ComputeThinV))
VERIFY_RAISES_ASSERT(svd_fullqr.compute(a, ComputeThinU|ComputeThinV))
VERIFY_RAISES_ASSERT(svd_fullqr.compute(a, ComputeThinU|ComputeFullV))
}
- else
- {
- VERIFY_RAISES_ASSERT(svd.compute(a, ComputeThinU))
- VERIFY_RAISES_ASSERT(svd.compute(a, ComputeThinV))
- }
}
template<typename MatrixType>
@@ -296,165 +70,17 @@ void jacobisvd_method()
VERIFY_IS_APPROX(m.jacobiSvd(ComputeFullU|ComputeFullV).solve(m), m);
}
-// work around stupid msvc error when constructing at compile time an expression that involves
-// a division by zero, even if the numeric type has floating point
-template<typename Scalar>
-EIGEN_DONT_INLINE Scalar zero() { return Scalar(0); }
-
-// workaround aggressive optimization in ICC
-template<typename T> EIGEN_DONT_INLINE T sub(T a, T b) { return a - b; }
-
-template<typename MatrixType>
-void jacobisvd_inf_nan()
-{
- // all this function does is verify we don't iterate infinitely on nan/inf values
-
- JacobiSVD<MatrixType> svd;
- typedef typename MatrixType::Scalar Scalar;
- Scalar some_inf = Scalar(1) / zero<Scalar>();
- VERIFY(sub(some_inf, some_inf) != sub(some_inf, some_inf));
- svd.compute(MatrixType::Constant(10,10,some_inf), ComputeFullU | ComputeFullV);
-
- Scalar nan = std::numeric_limits<Scalar>::quiet_NaN();
- VERIFY(nan != nan);
- svd.compute(MatrixType::Constant(10,10,nan), ComputeFullU | ComputeFullV);
-
- MatrixType m = MatrixType::Zero(10,10);
- m(internal::random<int>(0,9), internal::random<int>(0,9)) = some_inf;
- svd.compute(m, ComputeFullU | ComputeFullV);
-
- m = MatrixType::Zero(10,10);
- m(internal::random<int>(0,9), internal::random<int>(0,9)) = nan;
- svd.compute(m, ComputeFullU | ComputeFullV);
-
- // regression test for bug 791
- m.resize(3,3);
- m << 0, 2*NumTraits<Scalar>::epsilon(), 0.5,
- 0, -0.5, 0,
- nan, 0, 0;
- svd.compute(m, ComputeFullU | ComputeFullV);
-
- m.resize(4,4);
- m << 1, 0, 0, 0,
- 0, 3, 1, 2e-308,
- 1, 0, 1, nan,
- 0, nan, nan, 0;
- svd.compute(m, ComputeFullU | ComputeFullV);
-}
-
-// Regression test for bug 286: JacobiSVD loops indefinitely with some
-// matrices containing denormal numbers.
-void jacobisvd_underoverflow()
-{
-#if defined __INTEL_COMPILER
-// shut up warning #239: floating point underflow
-#pragma warning push
-#pragma warning disable 239
-#endif
- Matrix2d M;
- M << -7.90884e-313, -4.94e-324,
- 0, 5.60844e-313;
- JacobiSVD<Matrix2d> svd;
- svd.compute(M,ComputeFullU|ComputeFullV);
- jacobisvd_check_full(M,svd);
-
- VectorXd value_set(9);
- value_set << 0, 1, -1, 5.60844e-313, -5.60844e-313, 4.94e-324, -4.94e-324, -4.94e-223, 4.94e-223;
- Array4i id(0,0,0,0);
- int k = 0;
- do
- {
- M << value_set(id(0)), value_set(id(1)), value_set(id(2)), value_set(id(3));
- svd.compute(M,ComputeFullU|ComputeFullV);
- jacobisvd_check_full(M,svd);
-
- id(k)++;
- if(id(k)>=value_set.size())
- {
- while(k<3 && id(k)>=value_set.size()) id(++k)++;
- id.head(k).setZero();
- k=0;
- }
-
- } while((id<int(value_set.size())).all());
-
-#if defined __INTEL_COMPILER
-#pragma warning pop
-#endif
-
- // Check for overflow:
- Matrix3d M3;
- M3 << 4.4331978442502944e+307, -5.8585363752028680e+307, 6.4527017443412964e+307,
- 3.7841695601406358e+307, 2.4331702789740617e+306, -3.5235707140272905e+307,
- -8.7190887618028355e+307, -7.3453213709232193e+307, -2.4367363684472105e+307;
-
- JacobiSVD<Matrix3d> svd3;
- svd3.compute(M3,ComputeFullU|ComputeFullV); // just check we don't loop indefinitely
- jacobisvd_check_full(M3,svd3);
-}
-
-void jacobisvd_preallocate()
-{
- Vector3f v(3.f, 2.f, 1.f);
- MatrixXf m = v.asDiagonal();
-
- internal::set_is_malloc_allowed(false);
- VERIFY_RAISES_ASSERT(VectorXf tmp(10);)
- JacobiSVD<MatrixXf> svd;
- internal::set_is_malloc_allowed(true);
- svd.compute(m);
- VERIFY_IS_APPROX(svd.singularValues(), v);
-
- JacobiSVD<MatrixXf> svd2(3,3);
- internal::set_is_malloc_allowed(false);
- svd2.compute(m);
- internal::set_is_malloc_allowed(true);
- VERIFY_IS_APPROX(svd2.singularValues(), v);
- VERIFY_RAISES_ASSERT(svd2.matrixU());
- VERIFY_RAISES_ASSERT(svd2.matrixV());
- svd2.compute(m, ComputeFullU | ComputeFullV);
- VERIFY_IS_APPROX(svd2.matrixU(), Matrix3f::Identity());
- VERIFY_IS_APPROX(svd2.matrixV(), Matrix3f::Identity());
- internal::set_is_malloc_allowed(false);
- svd2.compute(m);
- internal::set_is_malloc_allowed(true);
-
- JacobiSVD<MatrixXf> svd3(3,3,ComputeFullU|ComputeFullV);
- internal::set_is_malloc_allowed(false);
- svd2.compute(m);
- internal::set_is_malloc_allowed(true);
- VERIFY_IS_APPROX(svd2.singularValues(), v);
- VERIFY_IS_APPROX(svd2.matrixU(), Matrix3f::Identity());
- VERIFY_IS_APPROX(svd2.matrixV(), Matrix3f::Identity());
- internal::set_is_malloc_allowed(false);
- svd2.compute(m, ComputeFullU|ComputeFullV);
- internal::set_is_malloc_allowed(true);
-}
-
void test_jacobisvd()
{
CALL_SUBTEST_3(( jacobisvd_verify_assert(Matrix3f()) ));
CALL_SUBTEST_4(( jacobisvd_verify_assert(Matrix4d()) ));
CALL_SUBTEST_7(( jacobisvd_verify_assert(MatrixXf(10,12)) ));
CALL_SUBTEST_8(( jacobisvd_verify_assert(MatrixXcd(7,5)) ));
+
+ svd_all_trivial_2x2(jacobisvd<Matrix2cd>);
+ svd_all_trivial_2x2(jacobisvd<Matrix2d>);
for(int i = 0; i < g_repeat; i++) {
- Matrix2cd m;
- m << 0, 1,
- 0, 1;
- CALL_SUBTEST_1(( jacobisvd(m, false) ));
- m << 1, 0,
- 1, 0;
- CALL_SUBTEST_1(( jacobisvd(m, false) ));
-
- Matrix2d n;
- n << 0, 0,
- 0, 0;
- CALL_SUBTEST_2(( jacobisvd(n, false) ));
- n << 0, 0,
- 0, 1;
- CALL_SUBTEST_2(( jacobisvd(n, false) ));
-
CALL_SUBTEST_3(( jacobisvd<Matrix3f>() ));
CALL_SUBTEST_4(( jacobisvd<Matrix4d>() ));
CALL_SUBTEST_5(( jacobisvd<Matrix<float,3,5> >() ));
@@ -473,8 +99,8 @@ void test_jacobisvd()
(void) c;
// Test on inf/nan matrix
- CALL_SUBTEST_7( jacobisvd_inf_nan<MatrixXf>() );
- CALL_SUBTEST_10( jacobisvd_inf_nan<MatrixXd>() );
+ CALL_SUBTEST_7( (svd_inf_nan<JacobiSVD<MatrixXf>, MatrixXf>()) );
+ CALL_SUBTEST_10( (svd_inf_nan<JacobiSVD<MatrixXd>, MatrixXd>()) );
}
CALL_SUBTEST_7(( jacobisvd<MatrixXf>(MatrixXf(internal::random<int>(EIGEN_TEST_MAX_SIZE/4, EIGEN_TEST_MAX_SIZE/2), internal::random<int>(EIGEN_TEST_MAX_SIZE/4, EIGEN_TEST_MAX_SIZE/2))) ));
@@ -488,8 +114,7 @@ void test_jacobisvd()
CALL_SUBTEST_7( JacobiSVD<MatrixXf>(10,10) );
// Check that preallocation avoids subsequent mallocs
- CALL_SUBTEST_9( jacobisvd_preallocate() );
+ CALL_SUBTEST_9( svd_preallocate() );
- // Regression check for bug 286
- CALL_SUBTEST_2( jacobisvd_underoverflow() );
+ CALL_SUBTEST_2( svd_underoverflow() );
}