Contents

require 'spec_helper'
require 'open3'

describe GeoWorks::Processors::Vector::Info do
  let(:path) { 'test.tif' }
  let(:polygon_info_doc) { read_test_data_fixture('ogrinfo_polygon.txt') }
  let(:line_info_doc) { read_test_data_fixture('ogrinfo_line.txt') }

  subject { described_class.new(path) }

  context 'when initializing a new info class' do
    it 'shells out to ogrinfo and sets the doc variable to the output string' do
      expect(Open3).to receive(:capture3).with("ogrinfo -ro -so -al #{path}")
        .and_return([polygon_info_doc, '', ''])
      expect(subject.doc).to eq(polygon_info_doc)
    end
  end

  context 'with a polygon vector' do
    before do
      allow(subject).to receive(:doc).and_return(polygon_info_doc)
    end

    describe '#name' do
      it 'returns with min and max values' do
        expect(subject.name).to eq('tufts-cambridgegrid100-04')
      end
    end

    describe '#driver' do
      it 'returns with min and max values' do
        expect(subject.driver).to eq('ESRI Shapefile')
      end
    end

    describe '#geom' do
      it 'returns vector geometry' do
        expect(subject.geom).to eq('Polygon')
      end
    end

    describe '#bounds' do
      it 'returns bounds hash' do
        expect(subject.bounds).to eq(north: 42.408249,
                                     east: -71.052853,
                                     south: 42.347654,
                                     west: -71.163867)
      end
    end
  end

  context 'with a line vector' do
    before do
      allow(subject).to receive(:doc).and_return(line_info_doc)
    end

    describe '#geom' do
      it 'returns vector geometry' do
        expect(subject.geom).to eq('Line')
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
geo_works-0.2.0	spec/processors/geo_works/processors/vector/info_spec.rb