t/plugin/body-transformer-multipart.t (12 lines of code) (raw):

# # Licensed to the Apache Software Foundation (ASF) under one or more # contributor license agreements. See the NOTICE file distributed with # this work for additional information regarding copyright ownership. # The ASF licenses this file to You under the Apache License, Version 2.0 # (the "License"); you may not use this file except in compliance with # the License. You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # use t::APISIX 'no_plan'; no_long_string(); no_shuffle(); no_root_location(); add_block_preprocessor(sub { my ($block) = @_; if (!$block->request) { $block->set_value("request", "GET /t"); } }); run_tests; __DATA__ === TEST 1: multipart request body to json request body conversion --- config location /t { content_by_lua_block { local t = require("lib.test_admin") local core = require("apisix.core") local code, body = t.test('/apisix/admin/routes/1', ngx.HTTP_PUT, [[{ "uri": "/echo", "plugins": { "body-transformer": { "request": { "template": "{\"foo\":\"{{name .. \" world\"}}\",\"bar\":{{age+10}}}" } } }, "upstream": { "type": "roundrobin", "nodes": { "127.0.0.1:1980": 1 } } }]] ) if code >= 300 then ngx.status = code return end ngx.sleep(0.5) local http = require("resty.http") local uri = "http://127.0.0.1:" .. ngx.var.server_port .. "/echo" local body = ([[ --AaB03x Content-Disposition: form-data; name="name" Larry --AaB03x Content-Disposition: form-data; name="age" 10 --AaB03x--]]) local opt = {method = "POST", body = body, headers = {["Content-Type"] = "multipart/related; boundary=AaB03x"}} local httpc = http.new() local res = httpc:request_uri(uri, opt) ngx.status = res.status ngx.say(res.body or res.reason) } } --- response_body {"foo":"Larry world","bar":20} === TEST 2: multipart response body to json response body conversion --- config location /demo { content_by_lua_block { ngx.header["Content-Type"] = "multipart/related; boundary=AaB03x" ngx.say([[ --AaB03x Content-Disposition: form-data; name="name" Larry --AaB03x Content-Disposition: form-data; name="age" 10 --AaB03x--]]) } } location /t { content_by_lua_block { local t = require("lib.test_admin") local core = require("apisix.core") local code, body = t.test('/apisix/admin/routes/1', ngx.HTTP_PUT, [[{ "uri": "/hello", "plugins": { "proxy-rewrite": { "uri": "/demo" }, "body-transformer": { "response": { "template": "{\"foo\":\"{{name .. \" world\"}}\",\"bar\":{{age+10}}}" } } }, "upstream": { "type": "roundrobin", "nodes": { "127.0.0.1:1984": 1 } } }]] ) if code >= 300 then ngx.status = code return end ngx.sleep(0.5) local http = require("resty.http") local uri = "http://127.0.0.1:" .. ngx.var.server_port .. "/hello" local opt = {method = "GET"} local httpc = http.new() local res = httpc:request_uri(uri, opt) ngx.status = res.status ngx.say(res.body or res.reason) } } --- response_body {"foo":"Larry world","bar":20} === TEST 3: multipart parse result accessible to template renderer --- config location /t { content_by_lua_block { local t = require("lib.test_admin") local core = require("apisix.core") local req_template = ngx.encode_base64[[ {% local core = require 'apisix.core' local cjson = require 'cjson' if tonumber(context.age) > 18 then context._multipart:set_simple("status", "major") else context._multipart:set_simple("status", "minor") end local body = context._multipart:tostring() %}{* body *} ]] local code, body = t.test('/apisix/admin/routes/1', ngx.HTTP_PUT, string.format([[{ "uri": "/echo", "plugins": { "body-transformer": { "response": { "template": "%s" } } }, "upstream": { "type": "roundrobin", "nodes": { "127.0.0.1:1980": 1 } } }]], req_template) ) if code >= 300 then ngx.status = code return end ngx.sleep(0.5) ------------------------#######################------------------- local http = require("resty.http") local uri = "http://127.0.0.1:" .. ngx.var.server_port .. "/echo" local body_minor = ([[ --AaB03x Content-Disposition: form-data; name="name" Larry --AaB03x Content-Disposition: form-data; name="age" 10 --AaB03x--]]) local opt = {method = "POST", body = body_minor, headers = {["Content-Type"] = "multipart/related; boundary=AaB03x"}} local httpc = http.new() local res = httpc:request_uri(uri, opt) assert(res.status == 200) ngx.say(res.body) } } --- response_body eval qr/.*Content-Disposition: form-data; name=\"status\"\r\n\r\nminor.*/ === TEST 4: multipart parse response accessible to template renderer (test with age == 19) --- config location /t { content_by_lua_block { local http = require("resty.http") local uri = "http://127.0.0.1:" .. ngx.var.server_port .. "/echo" local body_major = ([[ --AaB03x Content-Disposition: form-data; name="name" Larry --AaB03x Content-Disposition: form-data; name="age" 19 --AaB03x--]]) local opt = {method = "POST", body = body_major, headers = {["Content-Type"] = "multipart/related; boundary=AaB03x"}} local httpc = http.new() local res = httpc:request_uri(uri, opt) assert(res.status == 200) ngx.say(res.body) } } --- response_body eval qr/.*Content-Disposition: form-data; name=\"status\"\r\n\r\nmajor.*/