view xslt.t @ 1752:ba6e24e38f03

Tests: improved stop_daemons() to send signal again. As was observed, it's possible that a signal to complete a uwsgi daemon can be ignored while it is starting up, which results in tests hang due to eternal waiting on child processes termination. Notably, it is seen when running tests with a high number of prove jobs on a low-profile VM against nginx with broken modules and/or configuration. To reproduce: $ TEST_NGINX_GLOBALS=ERROR prove -j16 uwsgi*.t Inspecting uwsgi under ktrace on FreeBSD confirms that a SIGTERM signal is ignored at the very beginning of uwsgi startup. It is then replaced with a default action after listen(), thus waiting until uwsgi is ready to accept new TCP connections doesn't completely solve the hang window. The fix is to retry sending a signal some time after waitpid(WNOHANG) continuously demonstrated no progress with reaping a signaled process. It is modelled after f13ead27f89c that improved stop() for nginx.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 29 Dec 2021 22:29:23 +0300
parents 5ac6efbe5552
children
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#!/usr/bin/perl

# (C) Maxim Dounin

# Tests for nginx xslt filter module.

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

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 xslt/)->plan(8);

$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;

        default_type text/xml;

        location /x1 {
            xslt_stylesheet %%TESTDIR%%/test.xslt;
        }
        location /x2 {
            xslt_stylesheet %%TESTDIR%%/test.xslt
                            param1='value1':param2=/root param3='value%33';
        }
        location /x3 {
            xml_entities %%TESTDIR%%/entities.dtd;
            xslt_stylesheet %%TESTDIR%%/test.xslt;
        }
        location /x4 {
            xslt_stylesheet %%TESTDIR%%/first.xslt;
            xslt_stylesheet %%TESTDIR%%/test.xslt;
        }
        location /x5 {
            xslt_stylesheet %%TESTDIR%%/test.xslt
                            param1='$server_name';
        }
    }
}

EOF

$t->write_file('test.xslt', <<'EOF');

<xsl:stylesheet version="1.0"
                xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

<xsl:output method="html"/>

<xsl:param name="param1"/>
<xsl:param name="param2"/>
<xsl:param name="param3"/>

<xsl:template match="/">
test xslt result
param1=<xsl:value-of select="$param1"/>
param2=<xsl:value-of select="$param2"/>
param3=<xsl:value-of select="$param3"/>
data=<xsl:value-of select="/root"/>
</xsl:template>

</xsl:stylesheet>

EOF

$t->write_file('first.xslt', <<'EOF');

<xsl:stylesheet version="1.0"
                xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

<xsl:template match="/">
<root>other <xsl:value-of select="/root"/></root>
</xsl:template>

</xsl:stylesheet>

EOF

$t->write_file('entities.dtd', '<!ENTITY test "test entity">' . "\n");
$t->write_file('x1', '<empty/>');
$t->write_file('x2', '<root>data</root>');
$t->write_file('x3', '<!DOCTYPE root><root>&test;</root>');
$t->write_file('x4', '<root>data</root>');
$t->write_file('x5', '<root>data</root>');

$t->run();

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

like(http_get("/x1"), qr!200 OK.*test xslt result!ms, 'simple');
like(http_get("/x1"), qr!200 OK.*Content-Type: text/html!ms, 'content type');
like(http_get("/x2"), qr!200 OK.*param1=value1.*param2=data.*param3=value3!ms,
	'params');
like(http_get("/x3"), qr!200 OK.*data=test entity!ms, 'entities');
like(http_get("/x4"), qr!200 OK.*data=other data!ms, 'several stylesheets');
like(http_get("/x5"), qr!200 OK.*param1=localhost!ms, 'params variable');

# xslt and ranges

unlike(http_get("/x1"), qr!Accept-Ranges!, 'no Accept-Ranges');
like(http(<<EOF), qr!200 OK.*test xslt result!ms, 'no ranges');
GET /x1 HTTP/1.1
Host: localhost
Connection: close
Range: bytes=-10

EOF

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