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GTestUtils.hpp
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1// @HEADER
2// ***********************************************************************
3//
4// Sacado Package
5// Copyright (2006) Sandia Corporation
6//
7// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
8// the U.S. Government retains certain rights in this software.
9//
10// This library is free software; you can redistribute it and/or modify
11// it under the terms of the GNU Lesser General Public License as
12// published by the Free Software Foundation; either version 2.1 of the
13// License, or (at your option) any later version.
14//
15// This library is distributed in the hope that it will be useful, but
16// WITHOUT ANY WARRANTY; without even the implied warranty of
17// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18// Lesser General Public License for more details.
19//
20// You should have received a copy of the GNU Lesser General Public
21// License along with this library; if not, write to the Free Software
22// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
23// USA
24// Questions? Contact David M. Gay (dmgay@sandia.gov) or Eric T. Phipps
25// (etphipp@sandia.gov).
26//
27// ***********************************************************************
28// @HEADER
29
30// gtest includes
31#include <gtest/gtest.h>
32
34public:
35 double tol_a, tol_r;
36
37 CompareFloats(double tol_a_, double tol_r_) : tol_a(tol_a_), tol_r(tol_r_) {}
38
39 template <typename ScalarType>
40 bool operator() (const ScalarType& a, const ScalarType& b) {
41 return std::abs(a-b) < tol_a + tol_r*std::abs(a);
42 }
43};
44
46public:
48
49 CompareFads(double tol_a, double tol_r) : cmp(tol_a, tol_r) {}
50
51 template <typename FadType1, typename FadType2>
52 bool operator() (const FadType1& a, const FadType2& b)
53 {
54 if (a.size() != b.size()) return false;
55 if (a.hasFastAccess() != b.hasFastAccess()) return false;
56 if (!cmp(a.val(), b.val())) return false;
57 for (int i=0; i<a.size(); ++i) {
58 if (!cmp(a.dx(i), b.dx(i))) return false;
59 if (!cmp(a.fastAccessDx(i), b.fastAccessDx(i))) return false;
60 }
61 return true;
62 }
63
64 template <typename FadType1, typename FadType2>
65 ::testing::AssertionResult operator() (const char* a_expr, const char* b_expr,
66 const FadType1& a, const FadType2& b)
67 {
68 bool success = (*this)(a,b);
69 if (success) return ::testing::AssertionSuccess();
70 return ::testing::AssertionFailure()
71 << "Fad's do not match!" << std::endl
72 << a_expr << " = " << a << std::endl
73 << b_expr << " = " << b << std::endl;
74 }
75};
76
78public:
80
81 CompareNestedFads(double tol_a, double tol_r) : cmp(tol_a, tol_r) {}
82
83 template <typename FadType1, typename FadType2>
84 bool operator() (const FadType1& a, const FadType2& b)
85 {
86 if (a.size() != b.size()) return false;
87 if (a.hasFastAccess() != b.hasFastAccess()) return false;
88 if (!cmp(a.val(), b.val())) return false;
89 for (int i=0; i<a.size(); ++i) {
90 if (!cmp(a.dx(i), b.dx(i))) return false;
91 if (!cmp(a.fastAccessDx(i), b.fastAccessDx(i))) return false;
92 }
93 return true;
94 }
95
96 template <typename FadType1, typename FadType2>
97 ::testing::AssertionResult operator() (const char* a_expr, const char* b_expr,
98 const FadType1& a, const FadType2& b)
99 {
100 bool success = (*this)(a,b);
101 if (success) return ::testing::AssertionSuccess();
102 return ::testing::AssertionFailure()
103 << "Fad's do not match!" << std::endl
104 << a_expr << " = " << a << std::endl
105 << b_expr << " = " << b << std::endl;
106 }
107};
108
109#define COMPARE_VALUES(a, b) \
110 ASSERT_PRED2(CompareFloats(this->tol_a, this->tol_r), a, b);
111
112#define COMPARE_FADS(a, b) \
113 ASSERT_PRED_FORMAT2(CompareFads(this->tol_a, this->tol_r), a, b);
114
115#define COMPARE_NESTED_FADS(a, b) \
116 ASSERT_PRED_FORMAT2(CompareNestedFads(this->tol_a, this->tol_r), a, b);
CompareFloats cmp
bool operator()(const FadType1 &a, const FadType2 &b)
CompareFads(double tol_a, double tol_r)
bool operator()(const ScalarType &a, const ScalarType &b)
CompareFloats(double tol_a_, double tol_r_)
CompareNestedFads(double tol_a, double tol_r)
bool operator()(const FadType1 &a, const FadType2 &b)
CompareFads cmp