| # vim:set ft= ts=4 sw=4 et fdm=marker: |
| use lib 'lib'; |
| use Test::Nginx::Socket::Lua; |
| |
| #worker_connections(1014); |
| #master_on(); |
| #workers(2); |
| #log_level('warn'); |
| |
| repeat_each(2); |
| |
| plan tests => repeat_each() * (blocks() * 2 + 6); |
| |
| #no_diff(); |
| no_long_string(); |
| run_tests(); |
| |
| __DATA__ |
| |
| === TEST 1: matched but w/o variables |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, world", "[a-z]+", "howdy", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| howdy, world |
| 1 |
| |
| |
| |
| === TEST 2: not matched |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, world", "[A-Z]+", "howdy", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, world |
| 0 |
| |
| |
| |
| === TEST 3: matched and with variables |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("a b c d", "(b) (c)", "[$0] [$1] [$2] [$3] [$134]", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| a [b c] [b] [c] [] [] d |
| 1 |
| |
| |
| |
| === TEST 4: matched and with named variables (bad template) |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n, err = ngx.re.sub("a b c d", |
| "(b) (c)", |
| "[$0] [$1] [$2] [$3] [$hello]", |
| "o") |
| if s then |
| ngx.say(s, ": ", n) |
| |
| else |
| ngx.say("error: ", err) |
| end |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| error: failed to compile the replacement template |
| --- error_log |
| attempt to use named capturing variable "hello" (named captures not supported yet) |
| |
| |
| |
| === TEST 5: matched and with named variables (bracketed) |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n, err = ngx.re.sub("a b c d", |
| "(b) (c)", |
| "[$0] [$1] [$2] [$3] [${hello}]", |
| "o") |
| if s then |
| ngx.say(s, ": ", n) |
| else |
| ngx.say("error: ", err) |
| end |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| error: failed to compile the replacement template |
| --- error_log |
| attempt to use named capturing variable "hello" (named captures not supported yet) |
| |
| |
| |
| === TEST 6: matched and with bracketed variables |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("b c d", "(b) (c)", "[$0] [$1] [${2}] [$3] [${134}]", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| [b c] [b] [c] [] [] d |
| 1 |
| |
| |
| |
| === TEST 7: matched and with bracketed variables (unmatched brackets) |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n, err = ngx.re.sub("b c d", "(b) (c)", "[$0] [$1] [${2}] [$3] [${134]", "o") |
| if s then |
| ngx.say(s, ": ", n) |
| else |
| ngx.say("error: ", err) |
| end |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| error: failed to compile the replacement template |
| --- error_log |
| the closing bracket in "134" variable is missing |
| |
| |
| |
| === TEST 8: matched and with bracketed variables (unmatched brackets) |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n, err = ngx.re.sub("b c d", "(b) (c)", "[$0] [$1] [${2}] [$3] [${134", "o") |
| if s then |
| ngx.say(s, ": ", n) |
| else |
| ngx.say("error: ", err) |
| end |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| error: failed to compile the replacement template |
| --- error_log |
| the closing bracket in "134" variable is missing |
| |
| |
| |
| === TEST 9: matched and with bracketed variables (unmatched brackets) |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n, err = ngx.re.sub("b c d", "(b) (c)", "[$0] [$1] [${2}] [$3] [${", "o") |
| if s then |
| ngx.say(s, ": ", n) |
| else |
| ngx.say("error: ", err) |
| end |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| error: failed to compile the replacement template |
| --- error_log |
| lua script: invalid capturing variable name found in "[$0] [$1] [${2}] [$3] [${" |
| |
| |
| |
| === TEST 10: trailing $ |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n, err = ngx.re.sub("b c d", "(b) (c)", "[$0] [$1] [${2}] [$3] [$", "o") |
| if s then |
| ngx.say(s, ": ", n) |
| else |
| ngx.say("error: ", err) |
| end |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| error: failed to compile the replacement template |
| --- error_log |
| lua script: invalid capturing variable name found in "[$0] [$1] [${2}] [$3] [$" |
| |
| |
| |
| === TEST 11: matched but w/o variables and with literal $ |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, world", "[a-z]+", "ho$$wdy", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| ho$wdy, world |
| 1 |
| |
| |
| |
| === TEST 12: non-anchored match |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, 1234", " [0-9] ", "x", "xo") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, x234 |
| 1 |
| |
| |
| |
| === TEST 13: anchored match |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, 1234", "[0-9]", "x", "ao") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, 1234 |
| 0 |
| |
| |
| |
| === TEST 14: function replace |
| --- config |
| location /re { |
| content_by_lua ' |
| local repl = function (m) |
| return "[" .. m[0] .. "] [" .. m[1] .. "]" |
| end |
| |
| local s, n = ngx.re.sub("hello, 34", "([0-9])", repl, "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, [3] [3]4 |
| 1 |
| |
| |
| |
| === TEST 15: function replace (failed) |
| --- config |
| location /re { |
| content_by_lua ' |
| local repl = function (m) |
| return "[" .. m[0] .. "] [" .. m[1] .. "]" |
| end |
| |
| local s, n = ngx.re.sub("hello, 34", "([A-Z])", repl, "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, 34 |
| 0 |
| |
| |
| |
| === TEST 16: bad repl arg type |
| --- SKIP |
| --- config |
| location /re { |
| content_by_lua ' |
| local rc, s, n = pcall(ngx.re.sub, "hello, 34", "([A-Z])", true, "o") |
| ngx.say(rc) |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| false |
| bad argument #3 to '?' (string, number, or function expected, got boolean) |
| nil |
| |
| |
| |
| === TEST 17: use number to replace |
| --- config |
| location /re { |
| content_by_lua ' |
| local rc, s, n = pcall(ngx.re.sub, "hello, 34", "([0-9])", 72, "o") |
| ngx.say(rc) |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| true |
| hello, 724 |
| 1 |
| |
| |
| |
| === TEST 18: bad function return value type |
| --- SKIP |
| --- config |
| location /re { |
| content_by_lua ' |
| local f = function (m) end |
| local rc, s, n = pcall(ngx.re.sub, "hello, 34", "([0-9])", f, "o") |
| ngx.say(rc) |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| false |
| bad argument #3 to '?' (string or number expected to be returned by the replace function, got nil) |
| nil |
| |
| |
| |
| === TEST 19: matched but w/o variables (set_by_lua) |
| --- config |
| location /re { |
| set_by_lua $res ' |
| local s, n = ngx.re.sub("hello, world", "[a-z]+", "howdy", "o") |
| return s |
| '; |
| echo $res; |
| } |
| --- request |
| GET /re |
| --- response_body |
| howdy, world |
| |
| |
| |
| === TEST 20: with regex cache (with text replace) |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, 1234", "([A-Z]+)", "baz", "io") |
| ngx.say(s) |
| ngx.say(n) |
| |
| local s, n = ngx.re.sub("howdy, 1234", "([A-Z]+)", "baz", "io") |
| ngx.say(s) |
| ngx.say(n) |
| |
| |
| s, n = ngx.re.sub("1234, okay", "([A-Z]+)", "blah", "io") |
| ngx.say(s) |
| ngx.say(n) |
| |
| s, n = ngx.re.sub("hi, 1234", "([A-Z]+)", "hello", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| baz, 1234 |
| 1 |
| baz, 1234 |
| 1 |
| 1234, blah |
| 1 |
| hi, 1234 |
| 0 |
| |
| |
| |
| === TEST 21: with regex cache (with func replace) |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, 1234", "([A-Z]+)", "baz", "io") |
| ngx.say(s) |
| ngx.say(n) |
| |
| local s, n = ngx.re.sub("howdy, 1234", "([A-Z]+)", function () return "bah" end, "io") |
| ngx.say(s) |
| ngx.say(n) |
| |
| s, n = ngx.re.sub("1234, okay", "([A-Z]+)", function () return "blah" end, "io") |
| ngx.say(s) |
| ngx.say(n) |
| |
| s, n = ngx.re.sub("hi, 1234", "([A-Z]+)", "hello", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| baz, 1234 |
| 1 |
| bah, 1234 |
| 1 |
| 1234, blah |
| 1 |
| hi, 1234 |
| 0 |
| |
| |
| |
| === TEST 22: exceeding regex cache max entries |
| --- http_config |
| lua_regex_cache_max_entries 2; |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, 1234", "([0-9]+)", "hello", "o") |
| ngx.say(s) |
| ngx.say(n) |
| |
| s, n = ngx.re.sub("howdy, 567", "([0-9]+)", "hello", "oi") |
| ngx.say(s) |
| ngx.say(n) |
| |
| s, n = ngx.re.sub("hiya, 98", "([0-9]+)", "hello", "ox") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, hello |
| 1 |
| howdy, hello |
| 1 |
| hiya, hello |
| 1 |
| |
| |
| |
| === TEST 23: disable regex cache completely |
| --- http_config |
| lua_regex_cache_max_entries 0; |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, 1234", "([0-9]+)", "hello", "o") |
| ngx.say(s) |
| ngx.say(n) |
| |
| s, n = ngx.re.sub("howdy, 567", "([0-9]+)", "hello", "oi") |
| ngx.say(s) |
| ngx.say(n) |
| |
| s, n = ngx.re.sub("hiya, 98", "([0-9]+)", "hello", "ox") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, hello |
| 1 |
| howdy, hello |
| 1 |
| hiya, hello |
| 1 |
| |
| |
| |
| === TEST 24: empty replace |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("hello, 1234", "([0-9]+)", "", "o") |
| ngx.say(s) |
| ngx.say(n) |
| |
| local s, n = ngx.re.sub("hi, 5432", "([0-9]+)", "", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| hello, |
| 1 |
| hi, |
| 1 |
| |
| |
| |
| === TEST 25: matched and with variables w/o using named patterns in sub |
| --- config |
| location /re { |
| content_by_lua ' |
| local s, n = ngx.re.sub("a b c d", "(?<first>b) (?<second>c)", "[$0] [$1] [$2] [$3] [$134]", "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| a [b c] [b] [c] [] [] d |
| 1 |
| |
| |
| |
| === TEST 26: matched and with variables using named patterns in func |
| --- config |
| error_log /tmp/nginx_error debug; |
| location /re { |
| content_by_lua ' |
| local repl = function (m) |
| return "[" .. m[0] .. "] [" .. m["first"] .. "] [" .. m[2] .. "]" |
| end |
| |
| local s, n = ngx.re.sub("a b c d", "(?<first>b) (?<second>c)", repl, "o") |
| ngx.say(s) |
| ngx.say(n) |
| '; |
| } |
| --- request |
| GET /re |
| --- response_body |
| a [b c] [b] [c] d |
| 1 |
| |