@Test
public void testReadFeatureAsSimplePolygon() throws
                                             Exception {

    // given a JSON Feature as simple Polygon
    final StringReader reader = new StringReader(TestHelper.getFixture("feature_polygon_simple.json"));
    // when read the JSON as Feature
    final Feature feature = geoJsonReader.readFeature(reader);
    // then
    assertNotNull(feature);
    assertEquals("id1",
                 feature.getId());
    assertEquals("Feature",
                 feature.getType());
    assertNotNull(feature.getGeometry());
    assertEquals(createPolygon(gf,
                               createCoordinate(gf,
                                                47.226219d,
                                                -1.554430d),
                               createCoordinate(gf,
                                                47.226237d,
                                                -1.554261d),
                               createCoordinate(gf,
                                                47.226122d,
                                                -1.554245d),
                               createCoordinate(gf,
                                                47.226106d,
                                                -1.554411d),
                               createCoordinate(gf,
                                                47.226219d,
                                                -1.554430d)),
                 feature.getGeometry());
}