#
# 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';

repeat_each(1);
no_long_string();
no_root_location();
no_shuffle();
log_level("info");

add_block_preprocessor(sub {
    my ($block) = @_;

    if (!$block->request) {
        $block->set_value("request", "GET /t");
    }

    if (!$block->no_error_log && !$block->error_log) {
        $block->set_value("no_error_log", "[error]\n[alert]");
    }
});

run_tests;

__DATA__

=== TEST 1: not unwanted data, POST
--- config
    location /t {
        content_by_lua_block {
            local json = require("toolkit.json")
            local t = require("lib.test_admin").test
            local code, message, res = t('/apisix/admin/upstreams',
                 ngx.HTTP_POST,
                 [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin"
                }]]
                )

            if code >= 300 then
                ngx.status = code
                ngx.say(message)
                return
            end

            res = json.decode(res)
            res.node.key = nil
            res.node.value.create_time = nil
            res.node.value.update_time = nil
            ngx.say(json.encode(res))
        }
    }
--- response_body
{"action":"create","node":{"value":{"hash_on":"vars","nodes":{"127.0.0.1:8080":1},"pass_host":"pass","type":"roundrobin"}}}



=== TEST 2: not unwanted data, PUT
--- config
    location /t {
        content_by_lua_block {
            local json = require("toolkit.json")
            local t = require("lib.test_admin").test
            local code, message, res = t('/apisix/admin/upstreams/unwanted',
                 ngx.HTTP_PUT,
                 [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin"
                }]]
                )

            if code >= 300 then
                ngx.status = code
                ngx.say(message)
                return
            end

            res = json.decode(res)
            res.node.value.create_time = nil
            res.node.value.update_time = nil
            ngx.say(json.encode(res))
        }
    }
--- response_body
{"action":"set","node":{"key":"/apisix/upstreams/unwanted","value":{"hash_on":"vars","id":"unwanted","nodes":{"127.0.0.1:8080":1},"pass_host":"pass","type":"roundrobin"}}}



=== TEST 3: not unwanted data, PATCH
--- config
    location /t {
        content_by_lua_block {
            local json = require("toolkit.json")
            local t = require("lib.test_admin").test
            local code, message, res = t('/apisix/admin/upstreams/unwanted',
                 ngx.HTTP_PATCH,
                 [[{
                    "nodes": {
                        "127.0.0.1:8080": 1
                    },
                    "type": "roundrobin"
                }]]
                )

            if code >= 300 then
                ngx.status = code
                ngx.say(message)
                return
            end

            res = json.decode(res)
            res.node.value.create_time = nil
            res.node.value.update_time = nil
            ngx.say(json.encode(res))
        }
    }
--- response_body
{"action":"compareAndSwap","node":{"key":"/apisix/upstreams/unwanted","value":{"hash_on":"vars","id":"unwanted","nodes":{"127.0.0.1:8080":1},"pass_host":"pass","type":"roundrobin"}}}



=== TEST 4: not unwanted data, GET
--- config
    location /t {
        content_by_lua_block {
            local json = require("toolkit.json")
            local t = require("lib.test_admin").test
            local code, message, res = t('/apisix/admin/upstreams/unwanted',
                 ngx.HTTP_GET
                )

            if code >= 300 then
                ngx.status = code
                ngx.say(message)
                return
            end

            res = json.decode(res)
            res.node.value.create_time = nil
            res.node.value.update_time = nil
            ngx.say(json.encode(res))
        }
    }
--- response_body
{"action":"get","count":"1","node":{"key":"/apisix/upstreams/unwanted","value":{"hash_on":"vars","id":"unwanted","nodes":{"127.0.0.1:8080":1},"pass_host":"pass","type":"roundrobin"}}}



=== TEST 5: not unwanted data, DELETE
--- config
    location /t {
        content_by_lua_block {
            local json = require("toolkit.json")
            local t = require("lib.test_admin").test
            local code, message, res = t('/apisix/admin/upstreams/unwanted',
                 ngx.HTTP_DELETE
                )

            if code >= 300 then
                ngx.status = code
                ngx.say(message)
                return
            end

            res = json.decode(res)
            ngx.say(json.encode(res))
        }
    }
--- response_body
{"action":"delete","deleted":"1","key":"/apisix/upstreams/unwanted","node":{}}



=== TEST 6: empty nodes
--- config
    location /t {
        content_by_lua_block {
            local core = require("apisix.core")
            local t = require("lib.test_admin").test
            local code, message = t('/apisix/admin/upstreams/1',
                 ngx.HTTP_PUT,
                 [[{
                    "nodes": {},
                    "type": "roundrobin"
                }]]
                )

            if code >= 300 then
                ngx.status = code
                ngx.print(message)
                return
            end

            ngx.say(message)
        }
    }
--- response_body
passed



=== TEST 7: refer to empty nodes upstream
--- config
    location /t {
        content_by_lua_block {
            local core = require("apisix.core")
            local t = require("lib.test_admin").test
            local code, message = t('/apisix/admin/routes/1',
                ngx.HTTP_PUT,
                [[{
                    "methods": ["GET"],
                    "upstream_id": "1",
                    "uri": "/index.html"
                }]]
                )

            if code >= 300 then
                ngx.status = code
                ngx.print(message)
                return
            end

            ngx.say(message)
        }
    }
--- response_body
passed



=== TEST 8: hit empty nodes upstream
--- request
GET /index.html
--- error_code: 502
--- error_log
no valid upstream node