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Dir : ~/www/server/nginx/src/lua_nginx_module/t/

View File Name : 064-pcall.t

# vim:set ft= ts=4 sw=4 et fdm=marker:
use Test::Nginx::Socket::Lua;

worker_connections(1014);
#master_on();
#workers(4);
#log_level('warn');
no_root_location();

repeat_each(2);

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

our $HtmlDir = html_dir;

#$ENV{LUA_CPATH} = "/usr/local/openresty/lualib/?.so;" . $ENV{LUA_CPATH};

no_long_string();
run_tests();

__DATA__

=== TEST 1: pcall works
--- http_config eval
    "lua_package_path '$::HtmlDir/?.lua;./?.lua;;';"
--- config
        location = /test {
            content_by_lua '
                local function f(a, b)
                    if a == 0 and b == 0 then
                        error("zero error")
                    end

                    return 23, "hello", true
                end

                local res = {pcall(f, 0, 0)}
                ngx.say("res len: ", #res)
                ngx.say("res: ", unpack(res))

                res = {pcall(f, 0)}
                ngx.say("res len: ", #res)
                ngx.say("res: ", unpack(res))
            ';
        }
--- request
GET /test
--- response_body eval
qr/^res len: 2
res: falsecontent_by_lua\(nginx\.conf:\d+\):4: zero error
res len: 4
res: true23hellotrue
$/s
--- no_error_log
[error]



=== TEST 2: xpcall works
--- http_config eval
    "lua_package_path '$::HtmlDir/?.lua;./?.lua;;';"
--- config
        location = /test {
            content_by_lua '
                local function f(a, b)
                    if a == 0 and b == 0 then
                        error("zero error")
                    end

                    return 23, "hello", true
                end

                local function g()
                    return f(0, 0)
                end

                local function h()
                    return f(0)
                end

                local function err(...)
                    ngx.say("error handler called: ", ...)
                    return "this is the new err"
                end

                local res = {xpcall(g, err)}
                ngx.say("res len: ", #res)
                ngx.say("res: ", unpack(res))

                res = {xpcall(h, err)}
                ngx.say("res len: ", #res)
                ngx.say("res: ", unpack(res))
            ';
        }
--- request
GET /test
--- response_body eval
qr/^error handler called: content_by_lua\(nginx\.conf:\d+\):4: zero error
res len: 2
res: falsethis is the new err
res len: 4
res: true23hellotrue
$/

--- no_error_log
[error]