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Guard with assert against using decomposition objects uninitialized.

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This commit is contained in:
Jitse Niesen
2010-05-30 21:49:35 +01:00
parent 6ce22a61b3
commit db8631b66a
6 changed files with 113 additions and 27 deletions
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12
test/eigensolver_complex.cpp
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@@ -76,6 +76,13 @@ template<typename MatrixType> void eigensolver(const MatrixType& m)
VERIFY_IS_APPROX(id.operatorNorm(), RealScalar(1));
}
template<typename MatrixType> void eigensolver_verify_assert()
{
ComplexEigenSolver<MatrixType> eig;
VERIFY_RAISES_ASSERT(eig.eigenvectors())
VERIFY_RAISES_ASSERT(eig.eigenvalues())
}
void test_eigensolver_complex()
{
for(int i = 0; i < g_repeat; i++) {
@@ -85,6 +92,11 @@ void test_eigensolver_complex()
CALL_SUBTEST_4( eigensolver(Matrix3f()) );
}
CALL_SUBTEST_1( eigensolver_verify_assert(Matrix4cf()) );
CALL_SUBTEST_2( eigensolver_verify_assert(MatrixXcd(14,14)) );
CALL_SUBTEST_3( eigensolver_verify_assert(Matrix<std::complex<float>, 1, 1>()) );
CALL_SUBTEST_4( eigensolver_verify_assert(Matrix3f()) );
// Test problem size constructors
CALL_SUBTEST_5(ComplexEigenSolver<MatrixXf>(10));
}

14
test/eigensolver_selfadjoint.cpp
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@@ -105,6 +105,9 @@ template<typename MatrixType> void selfadjointeigensolver(const MatrixType& m)
eiSymm.eigenvectors() * eiSymm.eigenvalues().asDiagonal(), largerEps));
VERIFY_IS_APPROX(symmA.template selfadjointView<Lower>().eigenvalues(), eiSymm.eigenvalues());
SelfAdjointEigenSolver<MatrixType> eiSymmNoEivecs(symmA, false);
VERIFY_IS_APPROX(eiSymm.eigenvalues(), eiSymmNoEivecs.eigenvalues());
// generalized eigen problem Ax = lBx
VERIFY((symmA * eiSymmGen.eigenvectors()).isApprox(
symmB * (eiSymmGen.eigenvectors() * eiSymmGen.eigenvalues().asDiagonal()), largerEps));
@@ -115,6 +118,17 @@ template<typename MatrixType> void selfadjointeigensolver(const MatrixType& m)
MatrixType id = MatrixType::Identity(rows, cols);
VERIFY_IS_APPROX(id.template selfadjointView<Lower>().operatorNorm(), RealScalar(1));
SelfAdjointEigenSolver<MatrixType> eiSymmUninitialized;
VERIFY_RAISES_ASSERT(eiSymmUninitialized.eigenvalues());
VERIFY_RAISES_ASSERT(eiSymmUninitialized.eigenvectors());
VERIFY_RAISES_ASSERT(eiSymmUninitialized.operatorSqrt());
VERIFY_RAISES_ASSERT(eiSymmUninitialized.operatorInverseSqrt());
eiSymmUninitialized.compute(symmA, false);
VERIFY_RAISES_ASSERT(eiSymmUninitialized.eigenvectors());
VERIFY_RAISES_ASSERT(eiSymmUninitialized.operatorSqrt());
VERIFY_RAISES_ASSERT(eiSymmUninitialized.operatorInverseSqrt());
}
void test_eigensolver_selfadjoint()

7
test/hessenberg.cpp
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@@ -54,6 +54,13 @@ template<typename Scalar,int Size> void hessenberg(int size = Size)
MatrixType cs2Q = cs2.matrixQ();
VERIFY_IS_EQUAL(cs1Q, cs2Q);
// Test assertions for when used uninitialized
HessenbergDecomposition<MatrixType> hessUninitialized;
VERIFY_RAISES_ASSERT( hessUninitialized.matrixH() );
VERIFY_RAISES_ASSERT( hessUninitialized.matrixQ() );
VERIFY_RAISES_ASSERT( hessUninitialized.householderCoefficients() );
VERIFY_RAISES_ASSERT( hessUninitialized.packedMatrix() );
// TODO: Add tests for packedMatrix() and householderCoefficients()
}