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add zero() and identity() static methods, update unit-tests

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This commit is contained in:
Benoit Jacob
2007-10-14 09:18:18 +00:00
parent 0f2df4b202
commit 6c8f159635
7 changed files with 167 additions and 8 deletions
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33
test/basicstuff.cpp
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@@ -34,26 +34,38 @@ template<typename MatrixType> void basicStuff(const MatrixType& m)
MatrixType m1 = MatrixType::random(rows, cols),
m2 = MatrixType::random(rows, cols),
m3;
VectorType v1 = VectorType::random(rows, 1),
v2 = VectorType::random(rows, 1);
m3,
mzero = MatrixType::zero(rows, cols),
identity = Matrix<Scalar, MatrixType::RowsAtCompileTime, MatrixType::RowsAtCompileTime>
::identity(rows, rows),
square = Matrix<Scalar, MatrixType::RowsAtCompileTime, MatrixType::RowsAtCompileTime>
::random(rows, rows);
VectorType v1 = VectorType::random(rows),
v2 = VectorType::random(rows),
vzero = VectorType::zero(rows);
Scalar s1 = NumTraits<Scalar>::random(),
s2 = NumTraits<Scalar>::random();
QVERIFY(v1.isApprox(v1));
QVERIFY((v1-v1).isMuchSmallerThan(v1));
QVERIFY((v1-v1).isMuchSmallerThan(v1.norm()));
QVERIFY(!v1.isApprox(2*v1));
QVERIFY(vzero.isMuchSmallerThan(v1));
QVERIFY(vzero.isMuchSmallerThan(v1.norm()));
QVERIFY(!v1.isMuchSmallerThan(v1));
QVERIFY(m1.isApprox(m1));
QVERIFY((m1-m1).isMuchSmallerThan(m1));
QVERIFY(!m1.isApprox(2*m1));
QVERIFY(mzero.isMuchSmallerThan(m1));
QVERIFY(!m1.isMuchSmallerThan(m1));
QVERIFY(vzero.isApprox(v1-v1));
QVERIFY(mzero.isApprox(m1-m1));
QVERIFY((m1+m1).isApprox(2 * m1));
QVERIFY((m1 * s1).isApprox(s1 * m1));
QVERIFY(((m1 + m2) * s1).isApprox(s1 * m1 + s1 * m2));
QVERIFY(((s1 + s2) * m1).isApprox(m1 * s1 + m1 * s2));
m3 = m2;
QVERIFY((m3 += m1).isApprox(m1 + m2));
m3 = m2;
@@ -70,6 +82,11 @@ template<typename MatrixType> void basicStuff(const MatrixType& m)
m3 *= (m1.transpose() * m2);
QVERIFY(m3.isApprox(m1 * (m1.transpose() * m2)));
QVERIFY(m3.isApprox(m1.lazyProduct(m1.transpose() * m2)));
QVERIFY(m1.isApprox(identity * m1));
QVERIFY(v1.isApprox(identity * v1));
QVERIFY((square * (m1 + m2)).isApprox(square * m1 + square * m2));
}
void EigenTest::testBasicStuff()