From c301f99208d8aa9985c6a029d602622a60fb5e7b Mon Sep 17 00:00:00 2001
From: Damien R <anonymous@invalid.net>
Date: Wed, 3 Feb 2016 18:07:25 +0100
Subject: bug #1164: fix list and deque specializations such that our aligned
 allocator is automatically activatived only when the user did not specified
 an allocator (or specified the default std::allocator).

---
 test/stddeque_overload.cpp | 159 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 159 insertions(+)
 create mode 100644 test/stddeque_overload.cpp

(limited to 'test/stddeque_overload.cpp')

diff --git a/test/stddeque_overload.cpp b/test/stddeque_overload.cpp
new file mode 100644
index 000000000..d887e35ba
--- /dev/null
+++ b/test/stddeque_overload.cpp
@@ -0,0 +1,159 @@
+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com>
+// Copyright (C) 2010 Hauke Heibel <hauke.heibel@gmail.com>
+//
+// This Source Code Form is subject to the terms of the Mozilla
+// Public License v. 2.0. If a copy of the MPL was not distributed
+// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include "main.h"
+
+#include <Eigen/StdDeque>
+#include <Eigen/Geometry>
+
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Vector4f)
+
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Matrix2f)
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Matrix4f)
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Matrix4d)
+
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Affine3f)
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Affine3d)
+
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Quaternionf)
+EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(Quaterniond)
+
+template<typename MatrixType>
+void check_stddeque_matrix(const MatrixType& m)
+{
+  typename MatrixType::Index rows = m.rows();
+  typename MatrixType::Index cols = m.cols();
+  MatrixType x = MatrixType::Random(rows,cols), y = MatrixType::Random(rows,cols);
+  std::deque<MatrixType> v(10, MatrixType(rows,cols)), w(20, y);
+  v[5] = x;
+  w[6] = v[5];
+  VERIFY_IS_APPROX(w[6], v[5]);
+  v = w;
+  for(int i = 0; i < 20; i++)
+  {
+    VERIFY_IS_APPROX(w[i], v[i]);
+  }
+
+  v.resize(21);
+  v[20] = x;
+  VERIFY_IS_APPROX(v[20], x);
+  v.resize(22,y);
+  VERIFY_IS_APPROX(v[21], y);
+  v.push_back(x);
+  VERIFY_IS_APPROX(v[22], x);
+  VERIFY((size_t)&(v[22]) == (size_t)&(v[21]) + sizeof(MatrixType));
+
+  // do a lot of push_back such that the deque gets internally resized
+  // (with memory reallocation)
+  MatrixType* ref = &w[0];
+  for(int i=0; i<30 || ((ref==&w[0]) && i<300); ++i)
+    v.push_back(w[i%w.size()]);
+  for(unsigned int i=23; i<v.size(); ++i)
+  {
+    VERIFY(v[i]==w[(i-23)%w.size()]);
+  }
+}
+
+template<typename TransformType>
+void check_stddeque_transform(const TransformType&)
+{
+  typedef typename TransformType::MatrixType MatrixType;
+  TransformType x(MatrixType::Random()), y(MatrixType::Random());
+  std::deque<TransformType> v(10), w(20, y);
+  v[5] = x;
+  w[6] = v[5];
+  VERIFY_IS_APPROX(w[6], v[5]);
+  v = w;
+  for(int i = 0; i < 20; i++)
+  {
+    VERIFY_IS_APPROX(w[i], v[i]);
+  }
+
+  v.resize(21);
+  v[20] = x;
+  VERIFY_IS_APPROX(v[20], x);
+  v.resize(22,y);
+  VERIFY_IS_APPROX(v[21], y);
+  v.push_back(x);
+  VERIFY_IS_APPROX(v[22], x);
+
+  // do a lot of push_back such that the deque gets internally resized
+  // (with memory reallocation)
+  TransformType* ref = &w[0];
+  for(int i=0; i<30 || ((ref==&w[0]) && i<300); ++i)
+    v.push_back(w[i%w.size()]);
+  for(unsigned int i=23; i<v.size(); ++i)
+  {
+    VERIFY(v[i].matrix()==w[(i-23)%w.size()].matrix());
+  }
+}
+
+template<typename QuaternionType>
+void check_stddeque_quaternion(const QuaternionType&)
+{
+  typedef typename QuaternionType::Coefficients Coefficients;
+  QuaternionType x(Coefficients::Random()), y(Coefficients::Random());
+  std::deque<QuaternionType> v(10), w(20, y);
+  v[5] = x;
+  w[6] = v[5];
+  VERIFY_IS_APPROX(w[6], v[5]);
+  v = w;
+  for(int i = 0; i < 20; i++)
+  {
+    VERIFY_IS_APPROX(w[i], v[i]);
+  }
+
+  v.resize(21);
+  v[20] = x;
+  VERIFY_IS_APPROX(v[20], x);
+  v.resize(22,y);
+  VERIFY_IS_APPROX(v[21], y);
+  v.push_back(x);
+  VERIFY_IS_APPROX(v[22], x);
+
+  // do a lot of push_back such that the deque gets internally resized
+  // (with memory reallocation)
+  QuaternionType* ref = &w[0];
+  for(int i=0; i<30 || ((ref==&w[0]) && i<300); ++i)
+    v.push_back(w[i%w.size()]);
+  for(unsigned int i=23; i<v.size(); ++i)
+  {
+    VERIFY(v[i].coeffs()==w[(i-23)%w.size()].coeffs());
+  }
+}
+
+void test_stddeque_overload()
+{
+  // some non vectorizable fixed sizes
+  CALL_SUBTEST_1(check_stddeque_matrix(Vector2f()));
+  CALL_SUBTEST_1(check_stddeque_matrix(Matrix3f()));
+  CALL_SUBTEST_2(check_stddeque_matrix(Matrix3d()));
+
+  // some vectorizable fixed sizes
+  CALL_SUBTEST_1(check_stddeque_matrix(Matrix2f()));
+  CALL_SUBTEST_1(check_stddeque_matrix(Vector4f()));
+  CALL_SUBTEST_1(check_stddeque_matrix(Matrix4f()));
+  CALL_SUBTEST_2(check_stddeque_matrix(Matrix4d()));
+
+  // some dynamic sizes
+  CALL_SUBTEST_3(check_stddeque_matrix(MatrixXd(1,1)));
+  CALL_SUBTEST_3(check_stddeque_matrix(VectorXd(20)));
+  CALL_SUBTEST_3(check_stddeque_matrix(RowVectorXf(20)));
+  CALL_SUBTEST_3(check_stddeque_matrix(MatrixXcf(10,10)));
+
+  // some Transform
+  CALL_SUBTEST_4(check_stddeque_transform(Affine2f())); // does not need the specialization (2+1)^2 = 9
+  CALL_SUBTEST_4(check_stddeque_transform(Affine3f()));
+  CALL_SUBTEST_4(check_stddeque_transform(Affine3d()));
+
+  // some Quaternion
+  CALL_SUBTEST_5(check_stddeque_quaternion(Quaternionf()));
+  CALL_SUBTEST_5(check_stddeque_quaternion(Quaterniond()));
+}
-- 
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