From 53d203dea8230da4e80f3cc61468a4e24ff6759c Mon Sep 17 00:00:00 2001 From: Brecht Van Lommel Date: Fri, 7 Aug 2020 16:43:42 +0200 Subject: Tests: move remaining gtests into their own module folders And make them part of the blender_test runner. The one exception is blenlib performance tests, which we don't want to run by default. They remain in their own executable. Differential Revision: https://developer.blender.org/D8498 --- source/blender/blenlib/tests/BLI_task_test.cc | 183 ++++++++++++++++++++++++++ 1 file changed, 183 insertions(+) create mode 100644 source/blender/blenlib/tests/BLI_task_test.cc (limited to 'source/blender/blenlib/tests/BLI_task_test.cc') diff --git a/source/blender/blenlib/tests/BLI_task_test.cc b/source/blender/blenlib/tests/BLI_task_test.cc new file mode 100644 index 00000000000..3abaf6a6c0b --- /dev/null +++ b/source/blender/blenlib/tests/BLI_task_test.cc @@ -0,0 +1,183 @@ +/* Apache License, Version 2.0 */ + +#include "testing/testing.h" +#include + +#include "atomic_ops.h" + +#include "MEM_guardedalloc.h" + +#include "BLI_utildefines.h" + +#include "BLI_listbase.h" +#include "BLI_mempool.h" +#include "BLI_task.h" + +#define NUM_ITEMS 10000 + +/* *** Parallel iterations over range of integer values. *** */ + +static void task_range_iter_func(void *userdata, int index, const TaskParallelTLS *__restrict tls) +{ + int *data = (int *)userdata; + data[index] = index; + *((int *)tls->userdata_chunk) += index; + // printf("%d, %d, %d\n", index, data[index], *((int *)tls->userdata_chunk)); +} + +static void task_range_iter_reduce_func(const void *__restrict UNUSED(userdata), + void *__restrict join_v, + void *__restrict userdata_chunk) +{ + int *join = (int *)join_v; + int *chunk = (int *)userdata_chunk; + *join += *chunk; + // printf("%d, %d\n", data[NUM_ITEMS], *((int *)userdata_chunk)); +} + +TEST(task, RangeIter) +{ + int data[NUM_ITEMS] = {0}; + int sum = 0; + + BLI_threadapi_init(); + + TaskParallelSettings settings; + BLI_parallel_range_settings_defaults(&settings); + settings.min_iter_per_thread = 1; + + settings.userdata_chunk = ∑ + settings.userdata_chunk_size = sizeof(sum); + settings.func_reduce = task_range_iter_reduce_func; + + BLI_task_parallel_range(0, NUM_ITEMS, data, task_range_iter_func, &settings); + + /* Those checks should ensure us all items of the listbase were processed once, and only once + * as expected. */ + + int expected_sum = 0; + for (int i = 0; i < NUM_ITEMS; i++) { + EXPECT_EQ(data[i], i); + expected_sum += i; + } + EXPECT_EQ(sum, expected_sum); + + BLI_threadapi_exit(); +} + +/* *** Parallel iterations over mempool items. *** */ + +static void task_mempool_iter_func(void *userdata, MempoolIterData *item) +{ + int *data = (int *)item; + int *count = (int *)userdata; + + EXPECT_TRUE(data != NULL); + + *data += 1; + atomic_sub_and_fetch_uint32((uint32_t *)count, 1); +} + +TEST(task, MempoolIter) +{ + int *data[NUM_ITEMS]; + BLI_threadapi_init(); + BLI_mempool *mempool = BLI_mempool_create( + sizeof(*data[0]), NUM_ITEMS, 32, BLI_MEMPOOL_ALLOW_ITER); + + int i; + + /* 'Randomly' add and remove some items from mempool, to create a non-homogenous one. */ + int num_items = 0; + for (i = 0; i < NUM_ITEMS; i++) { + data[i] = (int *)BLI_mempool_alloc(mempool); + *data[i] = i - 1; + num_items++; + } + + for (i = 0; i < NUM_ITEMS; i += 3) { + BLI_mempool_free(mempool, data[i]); + data[i] = NULL; + num_items--; + } + + for (i = 0; i < NUM_ITEMS; i += 7) { + if (data[i] == NULL) { + data[i] = (int *)BLI_mempool_alloc(mempool); + *data[i] = i - 1; + num_items++; + } + } + + for (i = 0; i < NUM_ITEMS - 5; i += 23) { + for (int j = 0; j < 5; j++) { + if (data[i + j] != NULL) { + BLI_mempool_free(mempool, data[i + j]); + data[i + j] = NULL; + num_items--; + } + } + } + + BLI_task_parallel_mempool(mempool, &num_items, task_mempool_iter_func, true); + + /* Those checks should ensure us all items of the mempool were processed once, and only once - as + * expected. */ + EXPECT_EQ(num_items, 0); + for (i = 0; i < NUM_ITEMS; i++) { + if (data[i] != NULL) { + EXPECT_EQ(*data[i], i); + } + } + + BLI_mempool_destroy(mempool); + BLI_threadapi_exit(); +} + +/* *** Parallel iterations over double-linked list items. *** */ + +static void task_listbase_iter_func(void *userdata, + void *item, + int index, + const TaskParallelTLS *__restrict UNUSED(tls)) +{ + LinkData *data = (LinkData *)item; + int *count = (int *)userdata; + + data->data = POINTER_FROM_INT(POINTER_AS_INT(data->data) + index); + atomic_sub_and_fetch_uint32((uint32_t *)count, 1); +} + +TEST(task, ListBaseIter) +{ + ListBase list = {NULL, NULL}; + LinkData *items_buffer = (LinkData *)MEM_calloc_arrayN( + NUM_ITEMS, sizeof(*items_buffer), __func__); + BLI_threadapi_init(); + + int i; + + int num_items = 0; + for (i = 0; i < NUM_ITEMS; i++) { + BLI_addtail(&list, &items_buffer[i]); + num_items++; + } + + TaskParallelSettings settings; + BLI_parallel_range_settings_defaults(&settings); + + BLI_task_parallel_listbase(&list, &num_items, task_listbase_iter_func, &settings); + + /* Those checks should ensure us all items of the listbase were processed once, and only once - + * as expected. */ + EXPECT_EQ(num_items, 0); + LinkData *item; + for (i = 0, item = (LinkData *)list.first; i < NUM_ITEMS && item != NULL; + i++, item = item->next) { + EXPECT_EQ(POINTER_AS_INT(item->data), i); + } + EXPECT_EQ(NUM_ITEMS, i); + + MEM_freeN(items_buffer); + BLI_threadapi_exit(); +} -- cgit v1.2.3