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#include <gtest/gtest.h>
#include "fieldstat.h"
#include "utils.hpp"
struct fieldstat *test_init_standard_instance_one_cube_one_metric_one_cell_hdr()
{
struct fieldstat *instance = fieldstat_new();
int cube_id = fieldstat_register_cube(instance, &TEST_SHARED_TAG, 1, SAMPLING_MODE_COMPREHENSIVE, 10);
EXPECT_EQ(cube_id, 0);
int metric_id = fieldstat_register_hist(instance, cube_id, "czz_test hdr metric", 1, 600000, 3);
EXPECT_EQ(metric_id, 0);
int cell_id = fieldstat_cube_add(instance, cube_id, &TEST_TAG_STRING, 1, 1);
EXPECT_EQ(cell_id, 0);
return instance;
}
void test_assert_standard_instance(const struct fieldstat *instance)
{
int *ret_cube_id_arr = NULL;
int n_cube = 0;
fieldstat_get_cubes(instance, &ret_cube_id_arr, &n_cube);
EXPECT_EQ(n_cube, 1);
int ret_cell_id = ret_cube_id_arr[0];
free(ret_cube_id_arr);
EXPECT_EQ(ret_cell_id, 0);
int ret_metric_id = fieldstat_get_max_metric_id(instance, ret_cell_id);
EXPECT_EQ(ret_metric_id, 0);
const char *name = fieldstat_get_metric_name(instance, 0, 0);
EXPECT_STREQ(name, "czz_test hdr metric");
int *ret_cell_ids = NULL;
struct fieldstat_tag_list *tag_list = NULL;
size_t n_cell = 0;
fieldstat_get_cells(instance, 0, 0, &ret_cell_ids, &tag_list, &n_cell);
EXPECT_EQ(n_cell, 1);
EXPECT_EQ(ret_cell_ids[0], 0);
EXPECT_EQ(tag_list->n_tag, 1);
EXPECT_STREQ(tag_list->tag[0].key, TEST_TAG_STRING.key);
free(ret_cell_ids);
fieldstat_tag_list_arr_free(tag_list, n_cell);
}
TEST(metric_test_histogram, simple_register_and_query)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hdr();
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_hist_record(instance, 0, 0, 0, 123);
test_assert_standard_instance(instance);
EXPECT_EQ(fieldstat_hist_value_at_percentile(instance, 0, 0, 0, 50.0), 1234);
EXPECT_EQ(fieldstat_hist_count_le_value(instance, 0, 0, 0, 1000), 1);
fieldstat_free(instance);
}
TEST(metric_test_histogram, serialize_and_merge)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hdr();
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_hist_record(instance, 0, 0, 0, 123);
char *blob = NULL;
size_t blob_len = 0;
fieldstat_serialize(instance, &blob, &blob_len);
struct fieldstat *instance_from_blob = fieldstat_deserialize(blob, blob_len);
free(blob);
struct fieldstat *instance_total = fieldstat_new();
fieldstat_merge(instance_total, instance_from_blob);
// query
test_assert_standard_instance(instance_total);
EXPECT_EQ(fieldstat_hist_value_at_percentile(instance_total, 0, 0, 0, 50.0), 1234);
EXPECT_EQ(fieldstat_hist_count_le_value(instance, 0, 0, 0, 1000), 1);
fieldstat_free(instance);
fieldstat_free(instance_from_blob);
fieldstat_free(instance_total);
}
TEST(metric_test_histogram, serialization_and_merge_twice_with_reset)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hdr();
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_hist_record(instance, 0, 0, 0, 123);
char *blob = NULL;
size_t blob_len = 0;
fieldstat_serialize(instance, &blob, &blob_len);
struct fieldstat *instance_from_blob = fieldstat_deserialize(blob, blob_len);
free(blob);
struct fieldstat *instance_total = fieldstat_new();
fieldstat_merge(instance_total, instance_from_blob);
fieldstat_free(instance_from_blob);
fieldstat_reset(instance);
int cell_id = fieldstat_cube_add(instance, 0, &TEST_TAG_STRING, 1, 1);
EXPECT_EQ(cell_id, 0);
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_serialize(instance, &blob, &blob_len);
instance_from_blob = fieldstat_deserialize(blob, blob_len);
free(blob);
fieldstat_merge(instance_total, instance_from_blob);
test_assert_standard_instance(instance_total);
EXPECT_EQ(fieldstat_hist_value_at_percentile(instance_total, 0, 0, 0, 50.0), 1234);
EXPECT_EQ(fieldstat_hist_count_le_value(instance_total, 0, 0, 0, 1000), 1);
fieldstat_free(instance);
fieldstat_free(instance_from_blob);
fieldstat_free(instance_total);
}
#include "base64/b64.h"
#include "hdr/hdr_histogram.h"
#include "hdr/hdr_histogram_log.h"
TEST(metric_test_histogram, serialize_with_b64_and_query)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hdr();
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_hist_record(instance, 0, 0, 0, 1234);
fieldstat_hist_record(instance, 0, 0, 0, 123);
char *blob = NULL;
size_t blob_len = 0;
fieldstat_get_serialized_blob(instance, 0, 0, 0, &blob, &blob_len);
struct hdr_histogram *histogram = NULL;
hdr_log_decode(&histogram, blob, blob_len);
EXPECT_TRUE(histogram != NULL);
EXPECT_EQ(histogram->total_count, 3);
EXPECT_EQ(hdr_value_at_percentile(histogram, 50.0), 1234);
free(blob);
hdr_close(histogram);
fieldstat_free(instance);
}
TEST(metric_test_histogram, add_or_set_with_wrong_cell_id_expecting_fail)
{
struct fieldstat *instance = fieldstat_new();
int cube_id = fieldstat_register_cube(instance, &TEST_TAG_INT_collided, 1, SAMPLING_MODE_COMPREHENSIVE, 10);
int metric_id = fieldstat_register_hist(instance, cube_id, "czz_test", 1, 600000, 3);
int ret = fieldstat_hist_record(instance, cube_id, metric_id, 1, 1234);
EXPECT_EQ(ret, -3);
ret = fieldstat_hist_record(instance, cube_id, metric_id, -1, 1234);
EXPECT_EQ(ret, -3);
fieldstat_free(instance);
}
TEST(metric_test_histogram, add_with_wrong_cube_id_expecting_fail)
{
struct fieldstat *instance = fieldstat_new();
int cube_id = fieldstat_register_cube(instance, &TEST_TAG_INT_collided, 1, SAMPLING_MODE_COMPREHENSIVE, 10);
int ret = fieldstat_hist_record(instance, cube_id + 1, 0, 1, 1);
EXPECT_EQ(ret, -1);
ret = fieldstat_hist_record(instance, -1, 0, 1, 1);
EXPECT_EQ(ret, -1);
fieldstat_free(instance);
}
TEST(metric_test_histogram, add_with_wrong_metric_id_expecting_fail)
{
struct fieldstat *instance = fieldstat_new();
int cube_id = fieldstat_register_cube(instance, &TEST_TAG_INT_collided, 1, SAMPLING_MODE_COMPREHENSIVE, 10);
int metric_id = fieldstat_register_hist(instance, cube_id, "czz_test", 1, 600000, 3);
int ret = fieldstat_hist_record(instance, cube_id, metric_id + 1, 1, 1);
EXPECT_EQ(ret, -2);
ret = fieldstat_hist_record(instance, cube_id, -1, 1, 1);
EXPECT_EQ(ret, -2);
fieldstat_free(instance);
}
int main(int argc, char *argv[])
{
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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