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
|
#!/usr/bin/perl
# (C) Dmitry Volyntsev
# (C) Nginx, Inc.
# Tests for http njs module, body filter.
###############################################################################
use warnings;
use strict;
use Test::More;
BEGIN { use FindBin; chdir($FindBin::Bin); }
use lib 'lib';
use Test::Nginx;
###############################################################################
select STDERR; $| = 1;
select STDOUT; $| = 1;
my $t = Test::Nginx->new()->has(qw/http proxy/)
->write_file_expand('nginx.conf', <<'EOF');
%%TEST_GLOBALS%%
daemon off;
events {
}
http {
%%TEST_GLOBALS_HTTP%%
js_import test.js;
server {
listen 127.0.0.1:8080;
server_name localhost;
location /njs {
js_content test.njs;
}
location /append {
js_body_filter test.append;
proxy_pass http://127.0.0.1:8081/source;
}
location /buffer_type {
js_body_filter test.buffer_type buffer_type=buffer;
proxy_pass http://127.0.0.1:8081/source;
}
location /buffer_type_nonutf8 {
js_body_filter test.buffer_type buffer_type=buffer;
proxy_pass http://127.0.0.1:8081/nonutf8_source;
}
location /forward {
js_body_filter test.forward buffer_type=string;
proxy_pass http://127.0.0.1:8081/source;
}
location /filter {
proxy_buffering off;
js_body_filter test.filter;
proxy_pass http://127.0.0.1:8081/source;
}
location /prepend {
js_body_filter test.prepend;
proxy_pass http://127.0.0.1:8081/source;
}
}
server {
listen 127.0.0.1:8081;
server_name localhost;
location /source {
postpone_output 1;
js_content test.source;
}
location /nonutf8_source {
postpone_output 1;
js_content test.nonutf8_source;
}
}
}
EOF
$t->write_file('test.js', <<EOF);
function test_njs(r) {
r.return(200, njs.version);
}
function append(r, data, flags) {
r.sendBuffer(data, {last:false});
if (flags.last) {
r.sendBuffer("XXX", flags);
}
}
var collect = Buffer.from([]);
function buffer_type(r, data, flags) {
collect = Buffer.concat([collect, data]);
if (flags.last) {
r.sendBuffer(collect, flags);
}
}
function chain(chunks, i) {
if (i < chunks.length) {
chunks.r.send(chunks[i++]);
setTimeout(chunks.chain, chunks.delay, chunks, i);
} else {
chunks.r.finish();
}
}
function source(r) {
var chunks = ['AAA', 'BB', 'C', 'DDDD'];
chunks.delay = 5;
chunks.r = r;
chunks.chain = chain;
r.status = 200;
r.sendHeader();
chain(chunks, 0);
}
function nonutf8_source(r) {
var chunks = ['aaaa', 'bb', 'cc', 'dddd'].map(v=>Buffer.from(v, 'hex'));
chunks.delay = 5;
chunks.r = r;
chunks.chain = chain;
r.status = 200;
r.sendHeader();
chain(chunks, 0);
}
function filter(r, data, flags) {
if (flags.last || data.length >= Number(r.args.len)) {
r.sendBuffer(`\${data}|`, flags);
if (r.args.dup && !flags.last) {
r.sendBuffer(data, flags);
}
}
}
function forward(r, data, flags) {
r.sendBuffer(data, flags);
}
function prepend(r, data, flags) {
r.sendBuffer("XXX");
r.sendBuffer(data, flags);
r.done();
}
export default {njs: test_njs, append, buffer_type, filter, forward,
prepend, source, nonutf8_source};
EOF
$t->try_run('no njs body filter')->plan(7);
###############################################################################
like(http_get('/append'), qr/AAABBCDDDDXXX/, 'append');
like(http_get('/buffer_type'), qr/AAABBCDDDD/, 'buffer type');
like(http_get('/buffer_type_nonutf8'), qr/\xaa\xaa\xbb\xcc\xdd\xdd/,
'buffer type nonutf8');
like(http_get('/forward'), qr/AAABBCDDDD/, 'forward');
like(http_get('/filter?len=3'), qr/AAA|DDDD|/, 'filter 3');
like(http_get('/filter?len=2&dup=1'), qr/AAA|AAABB|BBDDDD|DDDD/,
'filter 2 dup');
like(http_get('/prepend'), qr/XXXAAABBCDDDD/, 'prepend');
###############################################################################
|
