geojson_serializer_spec.rb

require 'spec_helper'
require 'geo_ruby/geojson'

describe "GeoJSON serialization" do
  before do
    @geometry = {"type"=>"Point", "coordinates"=>[102.0, 0.5]}
    Georelevent::App.database.create_table? :birds do
      primary_key :id
      column :geom, :geometry
    end

    inbound = ->(v){ GeoRuby::GeojsonParser.new.send(:parse_geohash, v, GeoRuby::SimpleFeatures::DEFAULT_SRID).as_ewkt }
    outbound = ->(v){ puts v;GeoRuby::SimpleFeatures::Geometry.from_hex_ewkb(v).as_json.stringify_keys }

    @c = Class.new(Sequel::Model(:birds)) do
      plugin :serialization
      serialize_attributes [inbound, outbound], :geom
    end

    Georelevent::App.database.sqls.clear
  end

  after do
    Georelevent::App.database << 'DROP TABLE birds;'
  end

  it "should allow setting additional serializable attributes via plugin :serialization call" do
    bird_id = @c.create(geom: @geometry).id
    sql = Georelevent::App.database.sqls.join(' ')
    expect(sql).to match /INSERT INTO \"birds\" \(\"geom\"\) VALUES \('SRID=4326;POINT\(102.0 0.5\)'\)/

    bird = @c.first!(id: bird_id)
    expect(bird.geom).to eq @geometry
  end
end