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#pragma once
#include <cusp/array1d.h>
#include <thrust/host_vector.h>
#include <thrust/device_vector.h>
#include <thrust/iterator/iterator_traits.h>
#include <thrust/detail/type_traits.h>
#include <unittest/exceptions.h>
#include <unittest/util.h>
#define ASSERT_EQUAL_QUIET(X,Y) unittest::assert_equal_quiet((X),(Y), __FILE__, __LINE__)
#define ASSERT_EQUAL(X,Y) unittest::assert_equal((X),(Y), __FILE__, __LINE__)
#define ASSERT_LEQUAL(X,Y) unittest::assert_lequal((X),(Y), __FILE__, __LINE__)
#define ASSERT_GEQUAL(X,Y) unittest::assert_gequal((X),(Y), __FILE__, __LINE__)
#define ASSERT_ALMOST_EQUAL(X,Y) unittest::assert_almost_equal((X),(Y), __FILE__, __LINE__)
#define KNOWN_FAILURE { unittest::UnitTestKnownFailure f; f << "[" << __FILE__ ":" << __LINE__ << "]"; throw f;}
#define ASSERT_EQUAL_RANGES(X,Y,Z) unittest::assert_equal((X),(Y),(Z), __FILE__, __LINE__)
#define ASSERT_THROWS(X,Y) \
{ bool thrown = false; try { X; } catch (Y) { thrown = true; } \
if (!thrown) { unittest::UnitTestFailure f; f << "[" << __FILE__ << ":" << __LINE__ << "] did not throw " << #Y; throw f; } \
}
namespace unittest
{
static size_t MAX_OUTPUT_LINES = 10;
static double DEFAULT_RELATIVE_TOL = 1e-4;
static double DEFAULT_ABSOLUTE_TOL = 1e-4;
template<typename T>
struct value_type
{
typedef typename thrust::detail::remove_const<
typename thrust::detail::remove_reference<
T
>::type
>::type type;
};
template<typename T>
struct value_type< thrust::device_reference<T> >
{
typedef typename value_type<T>::type type;
};
////
// check scalar values
template <typename T1, typename T2>
void assert_equal(const T1& a, const T2& b,
const std::string& filename = "unknown", int lineno = -1)
{
// convert a & b to a's value_type to avoid warning upon comparison
typedef typename value_type<T1>::type T;
if(!(T(a) == T(b))){
unittest::UnitTestFailure f;
f << "[" << filename << ":" << lineno << "] ";
f << "values are not equal: " << a << " " << b;
f << " [type='" << type_name<T1>() << "']";
throw f;
}
}
// sometimes it's not possible to << a type
template <typename T1, typename T2>
void assert_equal_quiet(const T1& a, const T2& b,
const std::string& filename = "unknown", int lineno = -1)
{
if(!(a == b)){
unittest::UnitTestFailure f;
f << "[" << filename << ":" << lineno << "] ";
f << "values are not equal.";
f << " [type='" << type_name<T1>() << "']";
throw f;
}
}
template <typename T1, typename T2>
void assert_lequal(const T1& a, const T2& b,
const std::string& filename = "unknown", int lineno = -1)
{
if(!(a <= b)){
unittest::UnitTestFailure f;
f << "[" << filename << ":" << lineno << "] ";
f << a << " is greater than " << b;
f << " [type='" << type_name<T1>() << "']";
throw f;
}
}
template <typename T1, typename T2>
void assert_gequal(const T1& a, const T2& b,
const std::string& filename = "unknown", int lineno = -1)
{
if(!(a >= T1(b))){
unittest::UnitTestFailure f;
f << "[" << filename << ":" << lineno << "] ";
f << a << " is less than " << b;
f << " [type='" << type_name<T1>() << "']";
throw f;
}
}
// define our own abs() because std::abs() isn't portable for all types for some reason
template<typename T>
T abs(const T &x)
{
return x > 0 ? x : -x;
}
inline
bool almost_equal(const double& a, const double& b, const double& a_tol, const double& r_tol)
{
if(abs(a - b) > r_tol * (abs(a) + abs(b)) + a_tol)
return false;
else
return true;
}
template <typename T1, typename T2>
void assert_almost_equal(const T1& a, const T2& b,
const std::string& filename = "unknown", int lineno = -1,
double a_tol = DEFAULT_ABSOLUTE_TOL, double r_tol = DEFAULT_RELATIVE_TOL)
{
if(!almost_equal(a, b, a_tol, r_tol)){
unittest::UnitTestFailure f;
f << "[" << filename << ":" << lineno << "] ";
f << "values are not approximately equal: " << (double) a << " " << (double) b;
f << " [type='" << type_name<T1>() << "']";
throw f;
}
}
template <typename T>
class almost_equal_to
{
public:
double a_tol, r_tol;
almost_equal_to(double _a_tol = DEFAULT_ABSOLUTE_TOL, double _r_tol = DEFAULT_RELATIVE_TOL) : a_tol(_a_tol), r_tol(_r_tol) {}
bool operator()(const T& a, const T& b) const {
return almost_equal((double) a, (double) b, a_tol, r_tol);
}
};
////
// check sequences
template <typename ForwardIterator1, typename ForwardIterator2, typename BinaryPredicate>
void assert_equal(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate op,
const std::string& filename = "unknown", int lineno = -1)
{
typedef typename thrust::iterator_difference<ForwardIterator1>::type difference_type;
typedef typename thrust::iterator_value<ForwardIterator1>::type InputType;
bool failure = false;
difference_type length1 = thrust::distance(first1, last1);
difference_type length2 = thrust::distance(first2, last2);
difference_type min_length = thrust::min(length1, length2);
unittest::UnitTestFailure f;
f << "[" << filename << ":" << lineno << "] ";
// check lengths
if (length1 != length2)
{
failure = true;
f << "Sequences have different sizes (" << length1 << " != " << length2 << ")\n";
}
// check values
size_t mismatches = 0;
for (difference_type i = 0; i < min_length; i++)
{
if(!op(*first1, *first2))
{
if (mismatches == 0)
{
failure = true;
f << "Sequences are not equal [type='" << type_name<InputType>() << "']\n";
f << "--------------------------------\n";
}
mismatches++;
if(mismatches <= MAX_OUTPUT_LINES)
{
if (sizeof(InputType) == 1)
f << " [" << i << "] " << (int) *first1 << " " << (int) *first2 << "\n"; // unprintable chars are a problem
else
f << " [" << i << "] " << *first1 << " " << *first2 << "\n";
}
}
first1++;
first2++;
}
if (mismatches > 0)
{
if(mismatches > MAX_OUTPUT_LINES)
f << " (output limit reached)\n";
f << "--------------------------------\n";
f << "Sequences differ at " << mismatches << " of " << min_length << " positions" << "\n";
}
else if (length1 != length2)
{
f << "Sequences agree through " << min_length << " positions [type='" << type_name<InputType>() << "']\n";
}
if (failure)
throw f;
}
template <typename ForwardIterator1, typename ForwardIterator2>
void assert_equal(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2,
const std::string& filename = "unknown", int lineno = -1)
{
typedef typename thrust::iterator_traits<ForwardIterator1>::value_type InputType;
assert_equal(first1, last1, first2, last2, thrust::equal_to<InputType>(), filename, lineno);
}
template <typename ForwardIterator1, typename ForwardIterator2>
void assert_almost_equal(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2,
const std::string& filename = "unknown", int lineno = -1,
const double a_tol = DEFAULT_ABSOLUTE_TOL, const double r_tol = DEFAULT_RELATIVE_TOL)
{
typedef typename thrust::iterator_traits<ForwardIterator1>::value_type InputType;
assert_equal(first1, last1, first2, last2, almost_equal_to<InputType>(a_tol, r_tol), filename, lineno);
}
template <typename T, typename Alloc>
void assert_equal(const thrust::host_vector<T,Alloc>& A, const thrust::host_vector<T,Alloc>& B,
const std::string& filename = "unknown", int lineno = -1)
{
assert_equal(A.begin(), A.end(), B.begin(), B.end(), filename, lineno);
}
template <typename T, typename Alloc>
void assert_almost_equal(const thrust::host_vector<T,Alloc>& A, const thrust::host_vector<T,Alloc>& B,
const std::string& filename = "unknown", int lineno = -1,
const double a_tol = DEFAULT_ABSOLUTE_TOL, const double r_tol = DEFAULT_RELATIVE_TOL)
{
assert_almost_equal(A.begin(), A.end(), B.begin(), B.end(), filename, lineno, a_tol, r_tol);
}
template <typename T, typename Alloc1, typename Alloc2>
void assert_equal(const thrust::host_vector<T,Alloc1>& A, const thrust::device_vector<T,Alloc2>& B,
const std::string& filename = "unknown", int lineno = -1)
{
thrust::host_vector<T,Alloc1> B_host = B;
assert_equal(A, B_host, filename, lineno);
}
template <typename T, typename Alloc1, typename Alloc2>
void assert_equal(const thrust::device_vector<T,Alloc1>& A, const thrust::host_vector<T,Alloc2>& B,
const std::string& filename = "unknown", int lineno = -1)
{
thrust::host_vector<T,Alloc2> A_host = A;
assert_equal(A_host, B, filename, lineno);
}
template <typename T, typename Alloc>
void assert_equal(const thrust::device_vector<T,Alloc>& A, const thrust::device_vector<T,Alloc>& B,
const std::string& filename = "unknown", int lineno = -1)
{
thrust::host_vector<T> A_host = A;
thrust::host_vector<T> B_host = B;
assert_equal(A_host, B_host, filename, lineno);
}
template <typename T, typename Alloc1, typename Alloc2>
void assert_almost_equal(const thrust::host_vector<T,Alloc1>& A, const thrust::device_vector<T,Alloc2>& B,
const std::string& filename = "unknown", int lineno = -1,
const double a_tol = DEFAULT_ABSOLUTE_TOL, const double r_tol = DEFAULT_RELATIVE_TOL)
{
thrust::host_vector<T,Alloc1> B_host = B;
assert_almost_equal(A, B_host, filename, lineno, a_tol, r_tol);
}
template <typename T, typename Alloc1, typename Alloc2>
void assert_almost_equal(const thrust::device_vector<T,Alloc1>& A, const thrust::host_vector<T,Alloc2>& B,
const std::string& filename = "unknown", int lineno = -1,
const double a_tol = DEFAULT_ABSOLUTE_TOL, const double r_tol = DEFAULT_RELATIVE_TOL)
{
thrust::host_vector<T,Alloc2> A_host = A;
assert_almost_equal(A_host, B, filename, lineno, a_tol, r_tol);
}
template <typename T, typename Alloc>
void assert_almost_equal(const thrust::device_vector<T,Alloc>& A, const thrust::device_vector<T,Alloc>& B,
const std::string& filename = "unknown", int lineno = -1,
const double a_tol = DEFAULT_ABSOLUTE_TOL, const double r_tol = DEFAULT_RELATIVE_TOL)
{
thrust::host_vector<T> A_host = A;
thrust::host_vector<T> B_host = B;
assert_almost_equal(A_host, B_host, filename, lineno, a_tol, r_tol);
}
template <typename T1, typename Alloc1,
typename T2, typename Alloc2>
void assert_equal(const cusp::array1d<T1,Alloc1>& A, const cusp::array1d<T2,Alloc2>& B,
const std::string& filename = "unknown", int lineno = -1)
{
thrust::host_vector<T1> A_host(A.begin(), A.end());
thrust::host_vector<T2> B_host(B.begin(), B.end());
assert_equal(A_host.begin(), A_host.end(), B_host.begin(), B_host.end(), filename, lineno);
}
template <typename T1, typename Alloc1,
typename T2, typename Alloc2>
void assert_almost_equal(const cusp::array1d<T1,Alloc1>& A, const cusp::array1d<T2,Alloc2>& B,
const std::string& filename = "unknown", int lineno = -1,
const double a_tol = DEFAULT_ABSOLUTE_TOL, const double r_tol = DEFAULT_RELATIVE_TOL)
{
thrust::host_vector<T1> A_host(A.begin(), A.end());
thrust::host_vector<T2> B_host(B.begin(), B.end());
assert_almost_equal(A_host.begin(), A_host.end(), B_host.begin(), B_host.end(), filename, lineno, a_tol, r_tol);
}
}; //end namespace unittest
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