1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
|
#include <gtest/gtest.h>
#include "fieldstat.h"
#include "utils.hpp"
struct fieldstat *test_init_standard_instance_one_cube_one_metric_one_cell_hll(bool is_gauge = false)
{
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_hll(instance, cube_id, "czz_test hll metric", 10);
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 hll 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_hll, simple_register_and_query)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hll();
fieldstat_hll_add(instance, 0, 0, 0, "hello", 5);
fieldstat_hll_add(instance, 0, 0, 0, "wor", 3);
fieldstat_hll_add(instance, 0, 0, 0, "world", 5);
test_assert_standard_instance(instance);
EXPECT_NEAR(fieldstat_hll_get(instance, 0, 0, 0), 3, 0.5);
fieldstat_free(instance);
}
TEST(metric_test_hll, serialize_and_merge)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hll();
fieldstat_hll_add(instance, 0, 0, 0, "hello", 5);
fieldstat_hll_add(instance, 0, 0, 0, "wor", 3);
fieldstat_hll_add(instance, 0, 0, 0, "world", 5);
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_NEAR(fieldstat_hll_get(instance, 0, 0, 0), 3, 0.5);
fieldstat_free(instance);
fieldstat_free(instance_from_blob);
fieldstat_free(instance_total);
}
TEST(metric_test_hll, serialization_and_merge_twice_with_reset)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hll();
fieldstat_hll_add(instance, 0, 0, 0, "hello", 5);
fieldstat_hll_add(instance, 0, 0, 0, "wor", 3);
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_hll_add(instance, 0, 0, 0, "world", 5);
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_NEAR(fieldstat_hll_get(instance_total, 0, 0, 0), 3, 0.5);
fieldstat_free(instance);
fieldstat_free(instance_from_blob);
fieldstat_free(instance_total);
}
#define BigLittleSwap32(A) ((((uint32_t)(A) & 0xff000000) >> 24) | \
(((uint32_t)(A) & 0x00ff0000) >> 8) | \
(((uint32_t)(A) & 0x0000ff00) << 8) | \
(((uint32_t)(A) & 0x000000ff) << 24))
#include "base64/b64.h"
#include "st_hyperloglog.h"
TEST(metric_test_hll, serialize_with_b64_and_query)
{
struct fieldstat *instance = test_init_standard_instance_one_cube_one_metric_one_cell_hll();
fieldstat_hll_add(instance, 0, 0, 0, "hello", 5);
fieldstat_hll_add(instance, 0, 0, 0, "wor", 3);
fieldstat_hll_add(instance, 0, 0, 0, "world", 5);
char *blob = NULL;
size_t blob_len = 0;
fieldstat_get_serialized_blob(instance, 0, 0, 0, &blob, &blob_len);
size_t dec_size = 0;
unsigned char *dec = b64_decode_ex(blob, blob_len, &dec_size);
unsigned char version;
memcpy(&version, dec, sizeof(unsigned char));
EXPECT_EQ(version, 1);
unsigned char precision;
memcpy(&precision, dec + sizeof(unsigned char), sizeof(unsigned char));
EXPECT_EQ(precision, 10); // the one initialized in test_init_standard_instance_one_cube_one_metric_one_cell_hll
struct ST_hyperloglog *hll_from_blob = ST_hyperloglog_new(precision);
int num_reg = NUM_REG(precision);
int words = INT_CEIL(num_reg, REG_PER_WORD);
size_t reg_size = words * sizeof(uint32_t);
uint32_t *registers = (uint32_t *)malloc(reg_size);
memcpy(registers, dec + 2 * sizeof(unsigned char), reg_size);
for (int i = 0; i < words; i++) {
registers[i] = BigLittleSwap32(registers[i]);
}
memcpy(hll_from_blob->registers, registers, reg_size);
free(registers);
EXPECT_NEAR(ST_hyperloglog_count(hll_from_blob), 3, 0.5);
free(blob);
free(dec);
fieldstat_free(instance);
ST_hyperloglog_free(hll_from_blob);
}
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_hll(instance, cube_id, "czz_test hll metric", 10);
int ret = fieldstat_hll_add(instance, cube_id, metric_id, 1, "hello", 5);
EXPECT_EQ(ret, -3);
ret = fieldstat_hll_add(instance, cube_id, metric_id, -1, "hello", 5);
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_hll_add(instance, cube_id + 1, 0, 0, "hello", 5);
EXPECT_EQ(ret, -1);
ret = fieldstat_hll_add(instance, -1, 0, 0, "hello", 5);
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_hll(instance, cube_id, "czz_test hll metric", 10);
int ret = fieldstat_hll_add(instance, cube_id, metric_id + 1, 0, "hello", 5);
EXPECT_EQ(ret, -2);
ret = fieldstat_hll_add(instance, cube_id, -1, 0, "hello", 5);
EXPECT_EQ(ret, -2);
fieldstat_free(instance);
}
int main(int argc, char *argv[])
{
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
|
