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# vim:set ft= ts=4 sw=4 et fdm=marker:
use lib '.';
use t::TestCore::Stream;
repeat_each(2);
plan tests => repeat_each() * (blocks() * 3);
no_long_string();
check_accum_error_log();
run_tests();
__DATA__
=== TEST 1: bad pattern
--- stream_server_config
content_by_lua_block {
local it, err = ngx.re.gmatch("hello\\nworld", "(abc")
if not err then
ngx.say("good")
else
ngx.say("error: ", err)
end
}
--- stream_response eval
$Test::Nginx::Util::PcreVersion == 2 ?
"error: pcre2_compile() failed: missing closing parenthesis in \"(abc\"\n"
:
"error: pcre_compile() failed: missing ) in \"(abc\"\n"
--- no_error_log
[error]
=== TEST 2: bad UTF-8
--- stream_server_config
content_by_lua_block {
local target = "你好"
local regex = "你好"
-- Note the D here
local it, err = ngx.re.gmatch(string.sub(target, 1, 4), regex, "u")
if err then
ngx.say("error: ", err)
return
end
local m, err = it()
if err then
ngx.say("error: ", err)
return
end
if m then
ngx.say("matched: ", m[0])
else
ngx.say("not matched")
end
}
--- stream_response eval
$Test::Nginx::Util::PcreVersion == 2 ?
"error: pcre_exec\(\) failed: -4\n"
:
"error: pcre_exec\(\) failed: -10\n"
--- no_error_log
[error]
=== TEST 3: UTF-8 mode without UTF-8 sequence checks
--- stream_server_config
content_by_lua_block {
local it = ngx.re.gmatch("你好", ".", "U")
local m = it()
if m then
ngx.say(m[0])
else
ngx.say("not matched!")
end
}
--- stap
probe process("$LIBPCRE_PATH").function("pcre_compile") {
printf("compile opts: %x\n", $options)
}
probe process("$LIBPCRE_PATH").function("pcre_exec") {
printf("exec opts: %x\n", $options)
}
--- stap_out
compile opts: 800
exec opts: 2000
--- stream_response
你
--- no_error_log
[error]
=== TEST 4: UTF-8 mode with UTF-8 sequence checks
--- stream_server_config
content_by_lua_block {
local it = ngx.re.gmatch("你好", ".", "u")
local m = it()
if m then
ngx.say(m[0])
else
ngx.say("not matched!")
end
}
--- stap
probe process("$LIBPCRE_PATH").function("pcre_compile") {
printf("compile opts: %x\n", $options)
}
probe process("$LIBPCRE_PATH").function("pcre_exec") {
printf("exec opts: %x\n", $options)
}
# TODO: PCRE2 use different option values from PCRE
--- stap_out
compile opts: 800
exec opts: 0
--- stream_response
你
--- no_error_log
[error]
=== TEST 5: just hit match limit
--- stream_config eval: "lua_regex_match_limit 5000;" . $t::TestCore::Stream::StreamConfig
--- stream_server_config
content_by_lua_file html/a.lua;
--- user_files
>>> a.lua
local re = [==[(?i:([\s'\"`´’‘\(\)]*)?([\d\w]+)([\s'\"`´’‘\(\)]*)?(?:=|<=>|r?like|sounds\s+like|regexp)([\s'\"`´’‘\(\)]*)?\2|([\s'\"`´’‘\(\)]*)?([\d\w]+)([\s'\"`´’‘\(\)]*)?(?:!=|<=|>=|<>|<|>|\^|is\s+not|not\s+like|not\s+regexp)([\s'\"`´’‘\(\)]*)?(?!\6)([\d\w]+))]==]
local s = string.rep([[ABCDEFG]], 10)
local it, err = ngx.re.gmatch(s, re, "o")
if not it then
ngx.say("failed to gen iterator: ", err)
return
end
local res, err = it()
if not res then
if err then
ngx.say("error: ", err)
return
end
ngx.say("failed to match")
return
end
--- stream_response eval
# lua_regex_match_limit uses pcre_extra->match_limit in the PCRE,
# but PCRE2 replaces this with pcre2_set_match_limit interface,
# which has different effects.
$Test::Nginx::Util::PcreVersion == 2 ?
"failed to match\n"
:
"error: pcre_exec() failed: -8\n"
=== TEST 6: just not hit match limit
--- stream_config eval: "lua_regex_match_limit 5100;" . $t::TestCore::Stream::StreamConfig
--- stream_server_config
content_by_lua_file html/a.lua;
--- user_files
>>> a.lua
local re = [==[(?i:([\s'\"`´’‘\(\)]*)?([\d\w]+)([\s'\"`´’‘\(\)]*)?(?:=|<=>|r?like|sounds\s+like|regexp)([\s'\"`´’‘\(\)]*)?\2|([\s'\"`´’‘\(\)]*)?([\d\w]+)([\s'\"`´’‘\(\)]*)?(?:!=|<=|>=|<>|<|>|\^|is\s+not|not\s+like|not\s+regexp)([\s'\"`´’‘\(\)]*)?(?!\6)([\d\w]+))]==]
local s = string.rep([[ABCDEFG]], 10)
local it, err = ngx.re.gmatch(s, re, "o")
if not it then
ngx.say("failed to gen iterator: ", err)
return
end
local res, err = it()
if not res then
if err then
ngx.say("error: ", err)
return
end
ngx.say("failed to match")
return
end
--- stream_response
failed to match
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