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arrayio.cpp
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127 lines (108 loc) · 4.01 KB
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/*******************************************************
* Copyright (c) 2018, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <arrayfire.h>
#include <gtest/gtest.h>
#include <testHelpers.hpp>
#include <complex>
#include <string>
#include <vector>
using af::allTrue;
using af::array;
using af::constant;
using af::dim4;
using af::readArray;
using af::saveArray;
using std::complex;
using std::string;
using std::vector;
struct type_params {
string name;
af_dtype type;
double real;
double imag;
type_params(string n, af_dtype t, double r, double i = 0.)
: name(n), type(t), real(r), imag(i) {}
};
class ArrayIOType : public ::testing::TestWithParam<type_params> {};
string getTypeName(
const ::testing::TestParamInfo<ArrayIOType::ParamType> info) {
return info.param.name;
}
INSTANTIATE_TEST_CASE_P(
Types, ArrayIOType,
::testing::Values(type_params("f32", f32, 3.14f, 0),
type_params("f64", f64, 3.14, 0),
type_params("c32", c32, 3.0f, 4.5f),
type_params("c64", c64, 3.0, 4.5),
type_params("s32", s32, 11), type_params("u32", u32, 12),
type_params("u8", u8, 13), type_params("b8", b8, 1),
type_params("s64", s64, 15), type_params("u64", u64, 16),
type_params("s16", s16, 17), type_params("u16", u16, 18)),
getTypeName);
TEST_P(ArrayIOType, ReadType) {
type_params p = GetParam();
array arr =
readArray((string(TEST_DIR) + "/arrayio/" + p.name + ".arr").c_str(),
p.name.c_str());
ASSERT_EQ(arr.type(), p.type);
}
TEST_P(ArrayIOType, ReadSize) {
type_params p = GetParam();
array arr =
readArray((string(TEST_DIR) + "/arrayio/" + p.name + ".arr").c_str(),
p.name.c_str());
ASSERT_EQ(arr.dims(), dim4(10, 10));
}
template<typename T>
void checkVals(array arr, double r, double i, af_dtype t) {
vector<T> d(arr.elements());
arr.host(d.data());
int elements = arr.elements();
for (int ii = 0; ii < elements; ii++) {
if (t == c32 || t == c64) {
ASSERT_EQ(r, real<T>(d[ii])) << "at: " << ii;
ASSERT_EQ(i, imag<T>(d[ii])) << "at: " << ii;
} else {
ASSERT_EQ(real(r), real(d[ii])) << "at: " << ii;
}
}
}
TEST_P(ArrayIOType, ReadContent) {
type_params p = GetParam();
array arr =
readArray((string(TEST_DIR) + "/arrayio/" + p.name + ".arr").c_str(),
p.name.c_str());
switch (arr.type()) {
case f32: checkVals<float>(arr, p.real, p.imag, p.type); break;
case f64: checkVals<double>(arr, p.real, p.imag, p.type); break;
case c32: checkVals<af::cfloat>(arr, p.real, p.imag, p.type); break;
case c64: checkVals<af::cdouble>(arr, p.real, p.imag, p.type); break;
case s32: checkVals<int>(arr, p.real, p.imag, p.type); break;
case u32: checkVals<unsigned>(arr, p.real, p.imag, p.type); break;
case u8: checkVals<unsigned char>(arr, p.real, p.imag, p.type); break;
case b8: checkVals<char>(arr, p.real, p.imag, p.type); break;
case s64: checkVals<long long>(arr, p.real, p.imag, p.type); break;
case u64:
checkVals<unsigned long long>(arr, p.real, p.imag, p.type);
break;
case s16: checkVals<short>(arr, p.real, p.imag, p.type); break;
case u16: checkVals<unsigned short>(arr, p.real, p.imag, p.type); break;
default: FAIL() << "Invalid type";
}
}
TEST(ArrayIO, Save) {
array a = constant(1, 10, 10);
array b = constant(2, 10, 10);
saveArray("a", a, "arr.af");
saveArray("b", b, "arr.af", true);
array aread = readArray("arr.af", "a");
array bread = readArray("arr.af", "b");
ASSERT_ARRAYS_EQ(a, aread);
ASSERT_ARRAYS_EQ(b, bread);
}