forked from M-Labs/nac3
263 lines
8.0 KiB
C++
263 lines
8.0 KiB
C++
#include <cstdint>
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#include <cstdio>
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#include <cstdlib>
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// set `IRRT_DONT_TYPEDEF_INTS` because `cstdint` has it all
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#define IRRT_DONT_TYPEDEF_INTS
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#include "irrt_everything.hpp"
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void test_fail() {
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printf("[!] Test failed\n");
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exit(1);
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}
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void __begin_test(const char* function_name, const char* file, int line) {
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printf("######### Running %s @ %s:%d\n", function_name, file, line);
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}
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#define BEGIN_TEST() __begin_test(__FUNCTION__, __FILE__, __LINE__)
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template <typename T>
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bool arrays_match(int len, T *as, T *bs) {
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for (int i = 0; i < len; i++) {
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if (as[i] != bs[i]) return false;
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}
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return true;
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}
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template <typename T>
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void debug_print_array(const char* format, int len, T* as) {
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printf("[");
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for (int i = 0; i < len; i++) {
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if (i != 0) printf(", ");
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printf(format, as[i]);
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}
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printf("]");
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}
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template <typename T>
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void assert_arrays_match(const char* label, const char* format, int len, T* expected, T* got) {
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if (!arrays_match(len, expected, got)) {
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printf("expected %s: ", label);
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debug_print_array(format, len, expected);
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printf("\n");
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printf("got %s: ", label);
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debug_print_array(format, len, got);
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printf("\n");
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test_fail();
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}
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}
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template <typename T>
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void assert_values_match(const char* label, const char* format, T expected, T got) {
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if (expected != got) {
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printf("expected %s: ", label);
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printf(format, expected);
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printf("\n");
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printf("got %s: ", label);
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printf(format, got);
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printf("\n");
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test_fail();
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}
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}
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void test_calc_size_from_shape_normal() {
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// Test shapes with normal values
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BEGIN_TEST();
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int32_t shape[4] = { 2, 3, 5, 7 };
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debug_print_array("%d", 4, shape);
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assert_values_match("size", "%d", 210, ndarray_util::calc_size_from_shape<int32_t>(4, shape));
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}
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void test_calc_size_from_shape_has_zero() {
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// Test shapes with 0 in them
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BEGIN_TEST();
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int32_t shape[4] = { 2, 0, 5, 7 };
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assert_values_match("size", "%d", 0, ndarray_util::calc_size_from_shape<int32_t>(4, shape));
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}
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void test_set_strides_by_shape() {
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// Test `set_strides_by_shape()`
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BEGIN_TEST();
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int32_t shape[4] = { 99, 3, 5, 7 };
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int32_t strides[4] = { 0 };
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ndarray_util::set_strides_by_shape(4, strides, shape);
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int32_t expected_strides[4] = { 105, 35, 7, 1 };
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assert_arrays_match("strides", "%u", 4u, expected_strides, strides);
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}
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void test_ndarray_indices_iter_normal() {
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// Test NDArrayIndicesIter normal behavior
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BEGIN_TEST();
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int32_t shape[3] = { 1, 2, 3 };
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int32_t indices[3] = { 0, 0, 0 };
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auto iter = NDArrayIndicesIter<int32_t> {
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.ndims = 3u,
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.shape = shape,
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.indices = indices
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};
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assert_arrays_match("indices #0", "%u", 3u, iter.indices, (int32_t[3]) { 0, 0, 0 });
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iter.next();
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assert_arrays_match("indices #1", "%u", 3u, iter.indices, (int32_t[3]) { 0, 0, 1 });
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iter.next();
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assert_arrays_match("indices #2", "%u", 3u, iter.indices, (int32_t[3]) { 0, 0, 2 });
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iter.next();
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assert_arrays_match("indices #3", "%u", 3u, iter.indices, (int32_t[3]) { 0, 1, 0 });
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iter.next();
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assert_arrays_match("indices #4", "%u", 3u, iter.indices, (int32_t[3]) { 0, 1, 1 });
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iter.next();
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assert_arrays_match("indices #5", "%u", 3u, iter.indices, (int32_t[3]) { 0, 1, 2 });
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iter.next();
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assert_arrays_match("indices #6", "%u", 3u, iter.indices, (int32_t[3]) { 0, 0, 0 }); // Loops back
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iter.next();
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assert_arrays_match("indices #7", "%u", 3u, iter.indices, (int32_t[3]) { 0, 0, 1 });
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}
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void test_ndarray_fill_generic() {
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// Test ndarray fill_generic
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BEGIN_TEST();
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// Choose a type that's neither int32_t nor uint64_t (candidates of SizeT) to spice it up
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// Also make all the octets non-zero, to see if `memcpy` in `fill_generic` is working perfectly.
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uint16_t fill_value = 0xFACE;
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uint16_t in_data[6] = { 100, 101, 102, 103, 104, 105 }; // Fill `data` with values that != `999`
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int32_t in_itemsize = sizeof(uint16_t);
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const int32_t in_ndims = 2;
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int32_t in_shape[in_ndims] = { 2, 3 };
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int32_t in_strides[in_ndims] = {};
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NDArray<int32_t> ndarray = {
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.data = (uint8_t*) in_data,
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.itemsize = in_itemsize,
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.ndims = in_ndims,
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.shape = in_shape,
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.strides = in_strides,
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};
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ndarray.set_strides_by_shape();
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ndarray.fill_generic((uint8_t*) &fill_value); // `fill_generic` here
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uint16_t expected_data[6] = { fill_value, fill_value, fill_value, fill_value, fill_value, fill_value };
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assert_arrays_match("data", "0x%hX", 6, expected_data, in_data);
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}
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void test_ndarray_set_to_eye() {
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// Test `set_to_eye` behavior (helper function to implement `np.eye()`)
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BEGIN_TEST();
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double in_data[9] = { 99.0, 99.0, 99.0, 99.0, 99.0, 99.0, 99.0, 99.0, 99.0 };
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int32_t in_itemsize = sizeof(double);
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const int32_t in_ndims = 2;
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int32_t in_shape[in_ndims] = { 3, 3 };
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int32_t in_strides[in_ndims] = {};
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NDArray<int32_t> ndarray = {
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.data = (uint8_t*) in_data,
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.itemsize = in_itemsize,
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.ndims = in_ndims,
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.shape = in_shape,
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.strides = in_strides,
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};
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ndarray.set_strides_by_shape();
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double zero = 0.0;
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double one = 1.0;
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ndarray.set_to_eye(1, (uint8_t*) &zero, (uint8_t*) &one);
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assert_values_match("in_data[0]", "%f", 0.0, in_data[0]);
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assert_values_match("in_data[1]", "%f", 1.0, in_data[1]);
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assert_values_match("in_data[2]", "%f", 0.0, in_data[2]);
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assert_values_match("in_data[3]", "%f", 0.0, in_data[3]);
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assert_values_match("in_data[4]", "%f", 0.0, in_data[4]);
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assert_values_match("in_data[5]", "%f", 1.0, in_data[5]);
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assert_values_match("in_data[6]", "%f", 0.0, in_data[6]);
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assert_values_match("in_data[7]", "%f", 0.0, in_data[7]);
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assert_values_match("in_data[8]", "%f", 0.0, in_data[8]);
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}
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void test_slice_1() {
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// Test `slice(5, None, None).indices(100) == slice(5, 100, 1)`
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BEGIN_TEST();
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UserSlice<int> user_slice = {
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.start_defined = 1,
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.start = 5,
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.stop_defined = 0,
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.step_defined = 0,
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};
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auto slice = user_slice.indices(100);
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assert_values_match("start", "%d", 5, slice.start);
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assert_values_match("stop", "%d", 100, slice.stop);
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assert_values_match("step", "%d", 1, slice.step);
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}
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void test_slice_2() {
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// Test `slice(400, 999, None).indices(100) == slice(100, 100, 1)`
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BEGIN_TEST();
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UserSlice<int> user_slice = {
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.start_defined = 1,
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.start = 400,
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.stop_defined = 0,
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.step_defined = 0,
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};
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auto slice = user_slice.indices(100);
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assert_values_match("start", "%d", 100, slice.start);
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assert_values_match("stop", "%d", 100, slice.stop);
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assert_values_match("step", "%d", 1, slice.step);
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}
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void test_slice_3() {
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// Test `slice(-10, -5, None).indices(100) == slice(90, 95, 1)`
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BEGIN_TEST();
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UserSlice<int> user_slice = {
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.start_defined = 1,
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.start = -10,
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.stop_defined = 1,
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.stop = -5,
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.step_defined = 0,
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};
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auto slice = user_slice.indices(100);
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assert_values_match("start", "%d", 90, slice.start);
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assert_values_match("stop", "%d", 95, slice.stop);
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assert_values_match("step", "%d", 1, slice.step);
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}
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void test_slice_4() {
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// Test `slice(None, None, -5).indices(100) == (99, -1, -5)`
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BEGIN_TEST();
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UserSlice<int> user_slice = {
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.start_defined = 0,
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.stop_defined = 0,
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.step_defined = 1,
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.step = -5
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};
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auto slice = user_slice.indices(100);
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assert_values_match("start", "%d", 99, slice.start);
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assert_values_match("stop", "%d", -1, slice.stop);
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assert_values_match("step", "%d", -5, slice.step);
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}
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int main() {
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test_calc_size_from_shape_normal();
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test_calc_size_from_shape_has_zero();
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test_set_strides_by_shape();
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test_ndarray_indices_iter_normal();
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test_ndarray_fill_generic();
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test_ndarray_set_to_eye();
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test_slice_1();
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test_slice_2();
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test_slice_3();
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test_slice_4();
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return 0;
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} |