monkeyDluffy6017 commented on code in PR #9669:
URL: https://github.com/apache/apisix/pull/9669#discussion_r1233776729
##########
t/plugin/body-transformer.t:
##########
@@ -821,3 +821,75 @@ location /demo {
assert(data.raw_body == '{"result": "hello world"}')
}
}
+
+
+
+=== TEST 12: empty xml value should be rendered as empty string
+--- config
+location /demo {
+ content_by_lua_block {
+ ngx.print([[
+<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/";
xmlns:xsd="http://www.w3.org/2001/XMLSchema";
xmlns:xrd="http://x-road.eu/xsd/xroad.xsd";
xmlns:prod="http://rr.x-road.eu/producer";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xmlns:id="http://x-road.eu/xsd/identifiers";
xmlns:repr="http://x-road.eu/xsd/representation.xsd";
xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/";>
+ <SOAP-ENV:Body>
+ <prod:RR58isikEpiletResponse>
+ <request><Isikukood>33333333333</Isikukood></request>
+ <response>
+ <Isikukood>33333333333</Isikukood>
+ <KOVKood></KOVKood>
+ </response>
+ </prod:RR58isikEpiletResponse>
+ </SOAP-ENV:Body>
+</SOAP-ENV:Envelope>
+ ]])
+ }
+}
+ location /t {
+ content_by_lua_block {
+ local t = require("lib.test_admin")
+
+ local rsp_template = ngx.encode_base64[[
+{ "KOVKood":"{{Envelope.Body.RR58isikEpiletResponse.response.KOVKood}}" }
+ ]]
+
+ local code, body = t.test('/apisix/admin/routes/1',
+ ngx.HTTP_PUT,
+ string.format([[{
+ "uri": "/ws",
+ "plugins": {
+ "proxy-rewrite": {
+ "uri": "/demo"
+ },
+ "body-transformer": {
+ "response": {
+ "input_format": "xml",
+ "template": "%s"
+ }
+ }
+ },
+ "upstream": {
+ "type": "roundrobin",
+ "nodes": {
+ "127.0.0.1:%d": 1
+ }
+ }
+ }]], rsp_template, ngx.var.server_port)
+ )
+
+ if code >= 300 then
+ ngx.status = code
+ return
+ end
+ ngx.sleep(0.5)
+
+ local core = require("apisix.core")
+ local http = require("resty.http")
+ local uri = "http://127.0.0.1:"; .. ngx.var.server_port .. "/ws"
+ local opt = {method = "GET"}
+ local httpc = http.new()
+ local res = httpc:request_uri(uri, opt)
+ assert(res.status == 200)
+ local data1 = core.json.decode(res.body)
+ local data2 = core.json.decode[[{"KOVKood":""}]]
+ assert(core.json.stably_encode(data1) ==
core.json.stably_encode(data2))
+ }
+ }
Review Comment:
```suggestion
location /demo {
content_by_lua_block {
ngx.print([[
<SOAP-ENV:Envelope
xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/";
xmlns:xsd="http://www.w3.org/2001/XMLSchema";
xmlns:xrd="http://x-road.eu/xsd/xroad.xsd";
xmlns:prod="http://rr.x-road.eu/producer";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
xmlns:id="http://x-road.eu/xsd/identifiers";
xmlns:repr="http://x-road.eu/xsd/representation.xsd";
xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/";>
<SOAP-ENV:Body>
<prod:RR58isikEpiletResponse>
<request><Isikukood>33333333333</Isikukood></request>
<response>
<Isikukood>33333333333</Isikukood>
<KOVKood></KOVKood>
</response>
</prod:RR58isikEpiletResponse>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>
]])
}
}
location /t {
content_by_lua_block {
local t = require("lib.test_admin")
local rsp_template = ngx.encode_base64[[
{ "KOVKood":"{{Envelope.Body.RR58isikEpiletResponse.response.KOVKood}}" }
]]
local code, body = t.test('/apisix/admin/routes/1',
ngx.HTTP_PUT,
string.format([[{
"uri": "/ws",
"plugins": {
"proxy-rewrite": {
"uri": "/demo"
},
"body-transformer": {
"response": {
"template": "%s"
}
}
},
"upstream": {
"type": "roundrobin",
"nodes": {
"127.0.0.1:%d": 1
}
}
}]], rsp_template, ngx.var.server_port)
)
if code >= 300 then
ngx.status = code
return
end
ngx.sleep(0.5)
local core = require("apisix.core")
local http = require("resty.http")
local uri = "http://127.0.0.1:"; .. ngx.var.server_port .. "/ws"
local opt = {method = "GET"}
local httpc = http.new()
local res = httpc:request_uri(uri, opt)
assert(res.status == 200)
local data1 = core.json.decode(res.body)
local data2 = core.json.decode[[{"KOVKood":""}]]
assert(core.json.stably_encode(data1) ==
core.json.stably_encode(data2))
}
}
```
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