[nginx-tests] Tests: proxy_no_cache tests.
Maxim Dounin
mdounin at mdounin.ru
Tue Jun 25 19:03:24 UTC 2024
details: http://freenginx.org/hg/nginx-tests/rev/bf027a972ccf
branches:
changeset: 1989:bf027a972ccf
user: Maxim Dounin <mdounin at mdounin.ru>
date: Tue Jun 25 21:46:50 2024 +0300
description:
Tests: proxy_no_cache tests.
diffstat:
proxy_cache_bypass.t | 39 ++++++++++-
proxy_no_cache.t | 174 +++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 211 insertions(+), 2 deletions(-)
diffs (254 lines):
diff --git a/proxy_cache_bypass.t b/proxy_cache_bypass.t
--- a/proxy_cache_bypass.t
+++ b/proxy_cache_bypass.t
@@ -21,7 +21,7 @@ use Test::Nginx;
select STDERR; $| = 1;
select STDOUT; $| = 1;
-my $t = Test::Nginx->new()->has(qw/http proxy cache rewrite/)->plan(8)
+my $t = Test::Nginx->new()->has(qw/http proxy cache rewrite/)->plan(12)
->write_file_expand('nginx.conf', <<'EOF');
%%TEST_GLOBALS%%
@@ -65,12 +65,17 @@ http {
location / {
}
+
+ location /t3 {
+ add_header Transfer-Encoding $arg_bypass;
+ }
}
}
EOF
$t->write_file('t', 'SEE-THIS');
+$t->write_file('t3', 'SEE-THIS');
$t->run();
@@ -82,6 +87,9 @@ like(http_get('/t'), qr/SEE-THIS/, 'requ
like(http_get('/t'), qr/SEE-THIS/, 'request cached');
like(http_get('/t?bypass=1'), qr/NOOP/, 'cache bypassed');
+
+unlink $t->testdir() . '/t';
+
like(http_get('/t'), qr/NOOP/, 'cached after bypass');
# ticket #827, cache item "error" field was not cleared
@@ -93,6 +101,33 @@ like(http_get('/t2'), qr/403 Forbidden/,
like(http_get('/t2'), qr/403 Forbidden/, 'error cached');
like(http_get('/t2?bypass=1'), qr/NOOP/, 'error cache bypassed');
-like(http_get('/t2'), qr/NOOP/, 'error cached after bypass');
+
+unlink $t->testdir() . '/t2';
+
+like(http_get('/t2'), qr/NOOP/, 'file cached after bypass');
+
+# make sure the error is cached after bypass
+
+like(http_get('/t2?bypass=1'), qr/403 Forbidden/, 'file cache bypassed');
+
+$t->write_file('t2', 'NOOP');
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.27.2');
+
+like(http_get('/t2'), qr/403 Forbidden/, 'error cached again');
+
+}
+
+# similarly, internal 502/504 is cached after bypass
+
+like(http_get('/t3?bypass=1'), qr/502 Bad/, 'internal 502');
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.27.2');
+
+like(http_get('/t3'), qr/502 Bad/, 'internal 502 cached');
+
+}
###############################################################################
diff --git a/proxy_no_cache.t b/proxy_no_cache.t
new file mode 100644
--- /dev/null
+++ b/proxy_no_cache.t
@@ -0,0 +1,174 @@
+#!/usr/bin/perl
+
+# (C) Maxim Dounin
+
+# Tests for http proxy cache, proxy_no_cache.
+
+###############################################################################
+
+use warnings;
+use strict;
+
+use Test::More;
+
+BEGIN { use FindBin; chdir($FindBin::Bin); }
+
+use lib 'lib';
+use Test::Nginx;
+
+###############################################################################
+
+select STDERR; $| = 1;
+select STDOUT; $| = 1;
+
+my $t = Test::Nginx->new()->has(qw/http proxy cache rewrite/)->plan(16)
+ ->write_file_expand('nginx.conf', <<'EOF');
+
+%%TEST_GLOBALS%%
+
+daemon off;
+
+events {
+}
+
+http {
+ %%TEST_GLOBALS_HTTP%%
+
+ proxy_cache_path %%TESTDIR%%/cache keys_zone=one:1m;
+
+ server {
+ listen 127.0.0.1:8080;
+ server_name localhost;
+
+ location / {
+ proxy_pass http://127.0.0.1:8081;
+
+ proxy_cache one;
+ proxy_cache_key $uri;
+ proxy_cache_valid any 1y;
+ proxy_no_cache $arg_nocache;
+
+ proxy_intercept_errors on;
+ error_page 404 = @fallback;
+ }
+
+ location /t3 {
+ proxy_pass http://127.0.0.1:8081;
+
+ proxy_cache one;
+ proxy_cache_key $uri;
+ proxy_cache_valid any 1y;
+ proxy_no_cache $arg_nocache;
+ }
+
+ location /t4 {
+ proxy_pass http://127.0.0.1:8081;
+
+ proxy_cache one;
+ proxy_cache_key $uri;
+ proxy_cache_valid any 1s;
+ proxy_no_cache $upstream_http_x_no_cache;
+
+ proxy_cache_revalidate on;
+ }
+
+ location @fallback {
+ return 403;
+ }
+
+ add_header X-Cache-Status $upstream_cache_status always;
+ }
+
+ server {
+ listen 127.0.0.1:8081;
+ server_name localhost;
+
+ location / {
+ }
+
+ location /t3 {
+ set $nocache "";
+ if ($arg_expires) {
+ set $nocache "no-cache";
+ }
+ add_header Cache-Control $nocache;
+ add_header Transfer-Encoding invalid;
+ }
+
+ location /t4 {
+ set $nocache "";
+ if ($arg_expires) {
+ set $nocache "no-cache";
+ }
+ add_header Cache-Control $nocache;
+ add_header X-No-Cache $arg_nocache;
+ }
+ }
+}
+
+EOF
+
+$t->write_file('t', 'SEE-THIS');
+$t->write_file('t3', 'SEE-THIS');
+$t->write_file('t4', 'SEE-THIS');
+
+$t->run();
+
+###############################################################################
+
+like(http_get('/t?nocache=1'), qr/MISS.*SEE-THIS/s, 'request');
+like(http_get('/t'), qr/MISS.*SEE-THIS/s, 'request not cached');
+like(http_get('/t'), qr/HIT.*SEE-THIS/s, 'request cached');
+
+# proxy_no_cache with intercepted errors,
+# ngx_http_upstream_intercept_errors()
+
+like(http_get('/t2?nocache=1'), qr/403 Forbidden/, 'intercepted error');
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.27.2');
+
+like(http_get('/t2'), qr/403 Forbidden.*MISS/s, 'intercepted error not cached');
+
+}
+
+like(http_get('/t2'), qr/403 Forbidden.*HIT/s, 'intercepted error cached');
+
+# proxy_no_cache with internal 502/504 errors,
+# ngx_http_upstream_finalize_request()
+
+like(http_get('/t3?nocache=1'), qr/502 Bad/, 'internal 502 error');
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.27.2');
+
+like(http_get('/t3?expires=1'), qr/502 Bad.*MISS/s,
+ 'internal 502 error expires');
+like(http_get('/t3'), qr/502 Bad.*MISS/s, 'internal 502 error not cached');
+
+}
+
+like(http_get('/t3'), qr/502 Bad.*HIT/s, 'internal 502 error cached');
+
+# proxy_no_cache with revalidate and 304,
+# ngx_http_upstream_test_next()
+
+like(http_get('/t4'), qr/MISS.*SEE-THIS/s, 'revalidate');
+like(http_get('/t4'), qr/HIT.*SEE-THIS/s, 'revalidate cached');
+select undef, undef, undef, 2.5;
+like(http_get('/t4?nocache=1'), qr/REVALIDATED.*SEE-THIS/s,
+ 'revalidate nocache');
+
+TODO: {
+local $TODO = 'not yet' unless $t->has_version('1.27.2');
+
+like(http_get('/t4?expires=1'), qr/REVALIDATED.*SEE-THIS/s,
+ 'revalidate expires');
+like(http_get('/t4'), qr/REVALIDATED.*SEE-THIS/s,
+ 'revalidate again');
+
+}
+
+like(http_get('/t4'), qr/HIT.*SEE-THIS/s, 'revalidate again cached');
+
+###############################################################################
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