view addition_buffered.t @ 1240:f7eb2875ed45

Tests: avoid interleaved output in Upgrade handling tests. When the testing script is run in verbose mode by prove that redirects stdout, a garbled verbose mode line from backend can be produced that incorporates TAP output of an individual test result, which eventually breaks the testing plan. Notably, this happens when testing sending multiple frames if backend started to respond before all frames were received. This is possible due to the line boundary used as an indicator of last bytes to receive before starting to send. The fix is to amend the only last frame of many specially, for that purpose.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 15 Nov 2017 20:16:09 +0300
parents 8c5ba361b416
children 766bcbb632ee
line wrap: on
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#!/usr/bin/perl

# (C) Sergey Kandaurov
# (C) Nginx, Inc.

# Tests for addition module with buffered data from other filters.

# In particular, sub filter may have a partial match buffered.

###############################################################################

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 sub addition/)->plan(1);

$t->write_file_expand('nginx.conf', <<'EOF');

%%TEST_GLOBALS%%

daemon off;

events {
}

http {
    %%TEST_GLOBALS_HTTP%%

    server {
        listen       127.0.0.1:8080;
        server_name  localhost;

        location / { }
        location /proxy/ {
            sub_filter foo bar;
            add_after_body /after.html;
            proxy_pass http://127.0.0.1:8080/;
        }
    }
}

EOF

$t->write_file('after.html', 'after');
$t->write_file('body.html', 'XXXXX');

$t->run();

###############################################################################

# if data is buffered, there should be no interleaved data in output

TODO: {
local $TODO = 'not yet' unless $t->has_version('1.11.5');

like(http_get('/proxy/body.html'), qr/^XXXXXafter$/m, 'request');

}

###############################################################################