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bug #178: remove additional const on nested expression, and remove several const_cast.

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This commit is contained in:
Gael Guennebaud
2016-01-28 21:43:20 +01:00
parent 12f8bd12a2
commit c1d900af61
12 changed files with 83 additions and 70 deletions
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10
test/array_for_matrix.cpp
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@@ -68,6 +68,16 @@ template<typename MatrixType> void array_for_matrix(const MatrixType& m)
const Scalar& ref_a2 = m.array().matrix().coeffRef(0,0);
VERIFY(&ref_a1 == &ref_m1);
VERIFY(&ref_a2 == &ref_m2);
// Check write accessors:
m1.array().coeffRef(0,0) = 1;
VERIFY_IS_APPROX(m1(0,0),Scalar(1));
m1.array()(0,0) = 2;
VERIFY_IS_APPROX(m1(0,0),Scalar(2));
m1.array().matrix().coeffRef(0,0) = 3;
VERIFY_IS_APPROX(m1(0,0),Scalar(3));
m1.array().matrix()(0,0) = 4;
VERIFY_IS_APPROX(m1(0,0),Scalar(4));
}
template<typename MatrixType> void comparisons(const MatrixType& m)

7
test/diagonal.cpp
View File

@@ -20,6 +20,8 @@ template<typename MatrixType> void diagonal(const MatrixType& m)
MatrixType m1 = MatrixType::Random(rows, cols),
m2 = MatrixType::Random(rows, cols);
Scalar s1 = internal::random<Scalar>();
//check diagonal()
VERIFY_IS_APPROX(m1.diagonal(), m1.transpose().diagonal());
m2.diagonal() = 2 * m1.diagonal();
@@ -58,6 +60,11 @@ template<typename MatrixType> void diagonal(const MatrixType& m)
VERIFY_IS_APPROX(m2.template diagonal<N2>(), static_cast<Scalar>(2) * m1.diagonal(N2));
m2.diagonal(N2)[0] *= 3;
VERIFY_IS_APPROX(m2.diagonal(N2)[0], static_cast<Scalar>(6) * m1.diagonal(N2)[0]);
m2.diagonal(N2).x() = s1;
VERIFY_IS_APPROX(m2.diagonal(N2).x(), s1);
m2.diagonal(N2).coeffRef(0) = Scalar(2)*s1;
VERIFY_IS_APPROX(m2.diagonal(N2).coeff(0), Scalar(2)*s1);
}
}