alias_Vector

Source: tests/dense/alias.cpp

// ========================================================================= //
// This file is part of MyraMath, copyright (c) 2014-2019 by Ryan A Chilton  //
// and distributed by MyraCore, LLC. See LICENSE.txt for license terms.      //
// ========================================================================= //

// Containers.
#include <myramath/utility/Number.h>
#include <myramath/dense/Vector.h>
#include <myramath/dense/Matrix.h>
#include <myramath/dense/DiagonalMatrix.h>

// Ranges.
#include <myramath/dense/VectorRange.h>
#include <myramath/dense/MatrixRange.h>
#include <myramath/dense/DiagonalMatrixRange.h>

// Algorithms.
#include <myramath/dense/frobenius.h>

// Reporting.
#include <tests/myratest.h>

using namespace myra;

namespace {

// Alias test for Vector.
template<class Number> void test1(typename ReflectPrecision<Number>::type tolerance)
  {
  auto x = Vector<Number>::random(10);
  Vector<Number> y(x.first(5));
  x = x.first(5);
  REQUIRE( frobenius(x-y) < tolerance);
  }

// Alias test for Matrix.
template<class Number> void test2(typename ReflectPrecision<Number>::type tolerance)
  {
  auto A = Matrix<Number>::random(10,10);
  Matrix<Number> B(A.top(5));
  A = A.top(5);
  REQUIRE( frobenius(A-B) < tolerance);
  }

// Alias test for DiagonalMatrix.
template<class Number> void test3(typename ReflectPrecision<Number>::type tolerance)
  {
  auto A = DiagonalMatrix<Number>::random(10);
  DiagonalMatrix<Number> B(A.first(5));
  A = A.first(5);
  REQUIRE( frobenius(A-B) < tolerance);
  }

} // namespace

ADD_TEST("alias_Vector","[dense]")
  {
  test1<NumberS>(1.0e-4f);
  test1<NumberD>(1.0e-8);
  test1<NumberC>(1.0e-4f);
  test1<NumberZ>(1.0e-8);
  }

ADD_TEST("alias_Matrix","[dense]")
  {
  test2<NumberS>(1.0e-4f);
  test2<NumberD>(1.0e-8);
  test2<NumberC>(1.0e-4f);
  test2<NumberZ>(1.0e-8);
  }

ADD_TEST("alias_DiagonalMatrix","[dense]")
  {
  test2<NumberS>(1.0e-4f);
  test2<NumberD>(1.0e-8);
  test2<NumberC>(1.0e-4f);
  test2<NumberZ>(1.0e-8);
  }

Results: [PASS]

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