-
Notifications
You must be signed in to change notification settings - Fork 84
/
unit.cpp
154 lines (129 loc) · 5.76 KB
/
unit.cpp
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
#define CATCH_CONFIG_MAIN
#include "catch/catch.hpp"
#include "text.hpp"
#include "sort.hpp"
#include "tile-cache.hpp"
#include "mvt.hpp"
#include "projection.hpp"
#include "geometry.hpp"
#include <unistd.h>
#include <limits.h>
TEST_CASE("UTF-8 enforcement", "[utf8]") {
REQUIRE(check_utf8("") == std::string(""));
REQUIRE(check_utf8("hello world") == std::string(""));
REQUIRE(check_utf8("Καλημέρα κόσμε") == std::string(""));
REQUIRE(check_utf8("こんにちは 世界") == std::string(""));
REQUIRE(check_utf8("👋🌏") == std::string(""));
REQUIRE(check_utf8("Hola m\xF3n") == std::string("\"Hola m\xF3n\" is not valid UTF-8 (0xF3 0x6E)"));
}
TEST_CASE("UTF-8 truncation", "[trunc]") {
REQUIRE(truncate16("0123456789abcdefghi", 16) == std::string("0123456789abcdef"));
REQUIRE(truncate16("0123456789éîôüéîôüç", 16) == std::string("0123456789éîôüéî"));
REQUIRE(truncate16("0123456789😀😬😁😂😃😄😅😆", 16) == std::string("0123456789😀😬😁"));
REQUIRE(truncate16("0123456789😀😬😁😂😃😄😅😆", 17) == std::string("0123456789😀😬😁"));
REQUIRE(truncate16("0123456789あいうえおかきくけこさ", 16) == std::string("0123456789あいうえおか"));
REQUIRE(truncate_string("789éîôüéîôüç", 3) == std::string("789"));
REQUIRE(truncate_string("789éîôüéîôüç", 4) == std::string("789"));
REQUIRE(truncate_string("789éîôüéîôüç", 5) == std::string("789é"));
REQUIRE(truncate_string("789éîôüéîôüç", 6) == std::string("789é"));
REQUIRE(truncate_string("789éîôüéîôüç", 7) == std::string("789éî"));
REQUIRE(truncate_string("789éîôüéîôüç", 8) == std::string("789éî"));
REQUIRE(truncate_string("0123456789😀😬😁😂😃😄😅😆", 10) == std::string("0123456789"));
REQUIRE(truncate_string("0123456789😀😬😁😂😃😄😅😆", 11) == std::string("0123456789"));
REQUIRE(truncate_string("0123456789😀😬😁😂😃😄😅😆", 12) == std::string("0123456789"));
REQUIRE(truncate_string("0123456789😀😬😁😂😃😄😅😆", 13) == std::string("0123456789"));
REQUIRE(truncate_string("0123456789😀😬😁😂😃😄😅😆", 14) == std::string("0123456789😀"));
REQUIRE(truncate_string("😀", 4) == std::string("😀"));
REQUIRE(truncate_string("😀", 3) == std::string(""));
REQUIRE(truncate_string("😀", 2) == std::string(""));
REQUIRE(truncate_string("😀", 1) == std::string(""));
REQUIRE(truncate_string("😀", 0) == std::string(""));
}
int intcmp(const void *v1, const void *v2) {
return *((int *) v1) - *((int *) v2);
}
TEST_CASE("External quicksort", "fqsort") {
std::vector<FILE *> inputs;
size_t written = 0;
for (size_t i = 0; i < 5; i++) {
std::string tmpname = "/tmp/in.XXXXXXX";
int fd = mkstemp((char *) tmpname.c_str());
unlink(tmpname.c_str());
FILE *f = fdopen(fd, "w+b");
inputs.emplace_back(f);
size_t iterations = 2000 + rand() % 200;
for (size_t j = 0; j < iterations; j++) {
int n = rand();
fwrite((void *) &n, sizeof(int), 1, f);
written++;
}
rewind(f);
}
std::string tmpname = "/tmp/out.XXXXXX";
int fd = mkstemp((char *) tmpname.c_str());
unlink(tmpname.c_str());
FILE *f = fdopen(fd, "w+b");
fqsort(inputs, sizeof(int), intcmp, f, 256);
rewind(f);
int prev = INT_MIN;
int here;
size_t nread = 0;
while (fread((void *) &here, sizeof(int), 1, f)) {
REQUIRE(here >= prev);
prev = here;
nread++;
}
fclose(f);
REQUIRE(nread == written);
}
mvt_tile mock_get_tile(zxy tile) {
mvt_layer l;
l.name = std::to_string(tile.z) + "/" + std::to_string(tile.x) + "/" + std::to_string(tile.y);
mvt_tile t;
t.layers.push_back(l);
return t;
}
TEST_CASE("Tile-join cache", "tile cache") {
tile_cache tc;
tc.capacity = 5;
REQUIRE(tc.get(zxy(11, 327, 791), mock_get_tile).layers[0].name == "11/327/791");
REQUIRE(tc.get(zxy(11, 5, 7), mock_get_tile).layers[0].name == "11/5/7");
REQUIRE(tc.get(zxy(11, 5, 8), mock_get_tile).layers[0].name == "11/5/8");
REQUIRE(tc.get(zxy(11, 5, 9), mock_get_tile).layers[0].name == "11/5/9");
REQUIRE(tc.get(zxy(11, 5, 10), mock_get_tile).layers[0].name == "11/5/10");
REQUIRE(tc.get(zxy(11, 327, 791), mock_get_tile).layers[0].name == "11/327/791");
REQUIRE(tc.overzoom_cache.size() == 5);
REQUIRE(tc.overzoom_cache.find(zxy(11, 327, 791)) != tc.overzoom_cache.end());
REQUIRE(tc.overzoom_cache.find(zxy(11, 5, 7)) != tc.overzoom_cache.end());
// verify that additional gets evict the least-recently-used elements
REQUIRE(tc.get(zxy(11, 5, 11), mock_get_tile).layers[0].name == "11/5/11");
REQUIRE(tc.overzoom_cache.size() == 5);
REQUIRE(tc.overzoom_cache.find(zxy(11, 5, 7)) == tc.overzoom_cache.end());
REQUIRE(tc.get(zxy(11, 5, 12), mock_get_tile).layers[0].name == "11/5/12");
REQUIRE(tc.overzoom_cache.size() == 5);
REQUIRE(tc.overzoom_cache.find(zxy(11, 5, 8)) == tc.overzoom_cache.end());
}
TEST_CASE("Bit reversal", "bit reversal") {
REQUIRE(bit_reverse(1) == 0x8000000000000000);
REQUIRE(bit_reverse(0x1234567812489BCF) == 0xF3D912481E6A2C48);
REQUIRE(bit_reverse(0xF3D912481E6A2C48) == 0x1234567812489BCF);
}
TEST_CASE("mvt_geometry bbox") {
std::vector<mvt_geometry> geom;
geom.emplace_back(mvt_moveto, 128, 128);
geom.emplace_back(mvt_lineto, 256, 256);
long long xmin, ymin, xmax, ymax;
get_bbox(geom, &xmin, &ymin, &xmax, &ymax, 11, 327, 791, 9);
double lon, lat;
tile2lonlat(xmin, ymin, 32, &lon, &lat);
REQUIRE(std::to_string(lon) == "-122.475586");
REQUIRE(std::to_string(lat) == "37.822802");
tile2lonlat(xmax, ymax, 32, &lon, &lat);
REQUIRE(std::to_string(lon) == "-122.431641");
REQUIRE(std::to_string(lat) == "37.788081");
unsigned long long start, end;
get_quadkey_bounds(xmin, ymin, xmax, ymax, &start, &end);
// 22 bits in common, for z11
REQUIRE(start == 0x1c84fc0000000000);
REQUIRE(end == 0x1c84ffffffffffff);
}