132-lua-blocks.t

# vim:set ft= ts=4 sw=4 et fdm=marker:

use Test::Nginx::Socket::Lua;

#worker_connections(1014);
#master_on();
#workers(2);
#log_level('warn');

repeat_each(2);
#repeat_each(1);

plan tests => repeat_each() * (blocks() * 3 + 3);

#no_diff();
no_long_string();
run_tests();

__DATA__

=== TEST 1: content_by_lua_block (simplest)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say("hello, world")
        }
    }
--- request
GET /t
--- response_body
hello, world
--- no_error_log
[error]



=== TEST 2: content_by_lua_block (nested curly braces)
--- config
    location = /t {
        content_by_lua_block {
            local a = {
                dogs = {32, 78, 96},
                cat = "kitty",
            }
            ngx.say("a.dogs[1] = ", a.dogs[1])
            ngx.say("a.dogs[2] = ", a.dogs[2])
            ngx.say("a.dogs[3] = ", a.dogs[3])
            ngx.say("a.cat = ", a.cat)
        }
    }
--- request
GET /t
--- response_body
a.dogs[1] = 32
a.dogs[2] = 78
a.dogs[3] = 96
a.cat = kitty

--- no_error_log
[error]



=== TEST 3: content_by_lua_block (curly braces in strings)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say("}1, 2)")
            ngx.say('{1, 2)')
        }
    }
--- request
GET /t
--- response_body
}1, 2)
{1, 2)

--- no_error_log
[error]



=== TEST 4: content_by_lua_block (curly braces in strings, with escaped terminators)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say("\"}1, 2)")
            ngx.say('\'{1, 2)')
        }
    }
--- request
GET /t
--- response_body
"}1, 2)
'{1, 2)

--- no_error_log
[error]



=== TEST 5: content_by_lua_block (curly braces in long brackets)
--- config
    location = /t {
        content_by_lua_block {
            --[[
                {{{

                        }
            ]]
            --[==[
                }}}

                        {
            ]==]
            ngx.say("ok")
        }
    }
--- request
GET /t
--- response_body
ok
--- no_error_log
[error]



=== TEST 6: content_by_lua_block ("nested" long brackets)
--- config
    location = /t {
        content_by_lua_block {
            --[[
                ]=]
            '  "
                        }
            ]]
            ngx.say("ok")
        }
    }
--- request
GET /t
--- response_body
ok
--- no_error_log
[error]



=== TEST 7: content_by_lua_block (curly braces in line comments)
--- config
    location = /t {
        content_by_lua_block {
            --}} {}
            ngx.say("ok")
        }
    }
--- request
GET /t
--- response_body
ok
--- no_error_log
[error]



=== TEST 8: content_by_lua_block (cosockets)
--- config
    server_tokens off;
    location = /t {
        content_by_lua_block {
            local sock = ngx.socket.tcp()
            local port = ngx.var.port
            local ok, err = sock:connect('127.0.0.1', tonumber(ngx.var.server_port))
            if not ok then
                ngx.say("failed to connect: ", err)
                return
            end

            ngx.say('connected: ', ok)

            local req = "GET /foo HTTP/1.0\r\nHost: localhost\r\nConnection: close\r\n\r\n"
            -- req = "OK"

            local bytes, err = sock:send(req)
            if not bytes then
                ngx.say("failed to send request: ", err)
                return
            end

            ngx.say("request sent: ", bytes)

            while true do
                local line, err, part = sock:receive()
                if line then
                    ngx.say("received: ", line)

                else
                    ngx.say("failed to receive a line: ", err, " [", part, "]")
                    break
                end
            end

            ok, err = sock:close()
            ngx.say("close: ", ok, " ", err)
        }
    }

    location /foo {
        content_by_lua_block { ngx.say("foo") }
        more_clear_headers Date;
    }

--- request
GET /t
--- response_body
connected: 1
request sent: 57
received: HTTP/1.1 200 OK
received: Server: nginx
received: Content-Type: text/plain
received: Content-Length: 4
received: Connection: close
received: 
received: foo
failed to receive a line: closed []
close: 1 nil
--- no_error_log
[error]



=== TEST 9: all in one
--- http_config
    init_by_lua_block {
        glob = "init by lua }here{"
    }

    init_worker_by_lua_block {
        glob = glob .. ", init worker }here{"
    }
--- config
    location = /t {
        set $a '';
        rewrite_by_lua_block {
            local s = ngx.var.a
            s = s .. "}rewrite{\n"
            ngx.var.a = s
        }
        access_by_lua_block {
            local s = ngx.var.a
            s = s .. '}access{\n'
            ngx.var.a = s
        }
        content_by_lua_block {
            local s = ngx.var.a
            s = s .. [[}content{]]
            ngx.say(s)
            ngx.say("glob: ", glob)
        }
        log_by_lua_block {
            print("log by lua running \"}{!\"")
        }
        header_filter_by_lua_block {
            ngx.header["Foo"] = "\"Hello, world\""
            ngx.header["Content-Length"] = nil
        }
        body_filter_by_lua_block {
            local data, eof = ngx.arg[1], ngx.arg[2]
            print("eof = ", eof)
            if eof then
                if not data then
                    data = ""
                end
                data = data .. "}body filter{\n"
                print("data: ", data)
                ngx.arg[1] = data
            end
        }
    }
--- request
GET /t
--- response_body
}rewrite{
}access{
}content{
glob: init by lua }here{, init worker }here{
}body filter{

--- response_headers
Foo: "Hello, world"
--- error_log
log by lua running "}{!"
--- no_error_log
[error]



=== TEST 10: missing ]] (string)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say([[hello, world")
        }
    }
--- request
GET /t
--- response_body
hello, world
--- no_error_log
[error]
--- must_die
--- error_log eval
qr/\[emerg\] .*? Lua code block missing the closing long bracket "]]" in .*?\bnginx\.conf:41/



=== TEST 11: missing ]==] (string)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say([==[hello, world")
        }
    }
--- request
GET /t
--- response_body
hello, world
--- no_error_log
[error]
--- must_die
--- error_log eval
qr/\[emerg\] .*? Lua code block missing the closing long bracket "]==]" in .*?\bnginx\.conf:41/



=== TEST 12: missing ]] (comment)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say(--[[hello, world")
        }
    }
--- request
GET /t
--- response_body
hello, world
--- no_error_log
[error]
--- must_die
--- error_log eval
qr/\[emerg\] .*? Lua code block missing the closing long bracket "]]" in .*?\bnginx\.conf:41/



=== TEST 13: missing ]=] (comment)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say(--[=[hello, world")
        }
    }
--- request
GET /t
--- response_body
hello, world
--- no_error_log
[error]
--- must_die
--- error_log eval
qr/\[emerg\] .*? Lua code block missing the closing long bracket "]=]" in .*?\bnginx\.conf:41/



=== TEST 14: missing }
FIXME: we need better diagnostics by actually loading the inlined Lua code while parsing
the *_by_lua_block directive.

--- config
    location = /t {
        content_by_lua_block {
            ngx.say("hello")
--- request
GET /t
--- response_body
hello, world
--- no_error_log
[error]
--- error_log
"events" directive is not allowed here
--- must_die



=== TEST 15: content_by_lua_block (compact)
--- config
    location = /t {
        content_by_lua_block {ngx.say("hello, world", {"!"})}
    }
--- request
GET /t
--- response_body
hello, world!
--- no_error_log
[error]



=== TEST 16: content_by_lua_block unexpected closing long brackets must FAIL
--- config
    location = /t {
        content_by_lua_block {
            ]=]
        }
    }
--- request
GET /t
--- error_code: 500
--- error_log eval
qr{\[error\] .*? unexpected symbol near ']'}



=== TEST 17: content_by_lua_block unexpected closing long brackets ignored (GitHub #748)
--- config
    location = /t {
        content_by_lua_block {
            local t1, t2 = {"hello world"}, {1}
            ngx.say(t1[t2[1]])
        }
    }
--- request
GET /t
--- response_body
hello world
--- no_error_log
[error]



=== TEST 18: simple set_by_lua_block (integer)
--- config
    location /lua {
        set_by_lua_block $res { return 1+1 }
        echo $res;
    }
--- request
GET /lua
--- response_body
2
--- no_error_log
[error]



=== TEST 19: ambiguous line comments inside a long bracket string (GitHub #596)
--- config
    location = /t {
        content_by_lua_block {
            ngx.say([[ok--]])
            ngx.say([==[ok--]==])
            ngx.say([==[ok-- ]==])
            --[[ --]] ngx.say("done")
        }
    }
--- request
GET /t
--- response_body
ok--
ok--
ok-- 
done
--- no_error_log
[error]



=== TEST 20: double quotes in long brackets
--- config
    location = /t {
        rewrite_by_lua_block { print([[Hey, it is "!]]) } content_by_lua_block { ngx.say([["]]) }
    }
--- request
GET /t
--- response_body
"
--- error_log
Hey, it is "!
--- no_error_log
[error]



=== TEST 21: single quotes in long brackets
--- config
    location = /t {
        rewrite_by_lua_block { print([[Hey, it is '!]]) } content_by_lua_block { ngx.say([[']]) }
    }
--- request
GET /t
--- response_body
'
--- error_log
Hey, it is '!
--- no_error_log
[error]



=== TEST 22: lexer no match due to incomplete data chunks in a fixed size buffer
--- config
        location /test1 {
            content_by_lua_block {
                ngx.say("1: this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error")
            }
        }
        location /test2 {
            content_by_lua_block {
                ngx.say("2: this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error")
            }
        }

        location /test3 {
            content_by_lua_block {
                ngx.say("3: this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error",
                "this is just some random filler to cause an error")
            }
        }
--- request
GET /test3
--- response_body eval
"3: " . ("this is just some random filler to cause an error" x 20) . "\n"
--- no_error_log
[error]



=== TEST 23: lexer should not stop lexing in the middle of a value
--- config
    location /t {
        content_by_lua_block {
            ngx.say("}                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                }")
            ngx.say("}                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                }")
        }
    }
--- request
GET /t
--- response_body_like: }
--- no_error_log
[error]