add_block_preprocessor()

in t/plugin/ai4.t [25:122]
89 lines of code
9 McCabe index (conditional complexity)

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

    if (!defined $block->extra_init_by_lua) {
        my $extra_init_by_lua = <<_EOC_;
        add_eligible_route = function(id, uri)
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/routes/' .. id,
                 ngx.HTTP_PUT,
                 [[{
                    "upstream": {
                        "nodes": {
                            "127.0.0.1:1980": 1
                        },
                        "type": "roundrobin"
                    },
                    "uri": "]] .. uri .. [["
                }]]
            )
            if code >= 300 then
                ngx.status = code
                ngx.say(body)
                return
            end
        end

        add_ineligible_route = function(id, uri)
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/routes/' .. id,
                 ngx.HTTP_PUT,
                 [[{
                    "upstream": {
                        "nodes": {
                            "127.0.0.1:1980": 1,
                            "127.0.0.1:1981": 1
                        },
                        "type": "roundrobin"
                    },
                    "uri": "]] .. uri .. [["
                }]]
            )
            if code >= 300 then
                ngx.status = code
                ngx.say(body)
                return
            end
        end

        update_route_to_ineligible = function(id)
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/routes/' .. id .. '/upstream/nodes',
                ngx.HTTP_PATCH,
                [[{
                    "127.0.0.1:1980": 1,
                    "127.0.0.1:1981": 1
                }]]
            )
            if code >= 300 then
                ngx.status = code
                ngx.say(body)
                return
            end
        end

        update_route_to_eligible = function(id)
            local t = require("lib.test_admin").test
            local code, body = t('/apisix/admin/routes/' .. id .. '/upstream/nodes',
                ngx.HTTP_PATCH,
                [[{
                    "127.0.0.1:1980": 1
                }]]
            )
            if code >= 300 then
                ngx.status = code
                ngx.say(body)
                return
            end
        end

        clear_route = function(id)
            local t = require("lib.test_admin").test
            local code = t('/apisix/admin/routes/' .. id, ngx.HTTP_DELETE)
            return code
        end
_EOC_

        $block->set_value("extra_init_by_lua", $extra_init_by_lua);
    }

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

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

});