| /* |
| * 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. |
| */ |
| package org.apache.sis.referencing.crs; |
| |
| import org.opengis.referencing.cs.EllipsoidalCS; |
| import org.opengis.referencing.cs.CoordinateSystemAxis; |
| import org.opengis.referencing.crs.GeographicCRS; |
| import org.apache.sis.referencing.CommonCRS; |
| import org.apache.sis.referencing.cs.AxesConvention; |
| import org.apache.sis.io.wkt.Convention; |
| |
| // Test dependencies |
| import org.junit.jupiter.api.Test; |
| import static org.junit.jupiter.api.Assertions.*; |
| import org.opengis.test.Validators; |
| import org.apache.sis.test.TestCase; |
| import static org.apache.sis.test.Assertions.assertEqualsIgnoreMetadata; |
| import static org.apache.sis.referencing.Assertions.assertWktEquals; |
| import static org.apache.sis.test.TestUtilities.getSingleton; |
| |
| // Specific to the main branch: |
| import org.opengis.referencing.ReferenceIdentifier; |
| |
| |
| /** |
| * Tests the {@link DefaultGeographicCRS} class. |
| * |
| * @author Martin Desruisseaux (Geomatys) |
| */ |
| public final class DefaultGeographicCRSTest extends TestCase { |
| /** |
| * Creates a new test case. |
| */ |
| public DefaultGeographicCRSTest() { |
| } |
| |
| /** |
| * Tests the {@link DefaultGeographicCRS#forConvention(AxesConvention)} method |
| * for {@link AxesConvention#POSITIVE_RANGE}. |
| */ |
| @Test |
| public void testShiftLongitudeRange() { |
| final DefaultGeographicCRS crs = HardCodedCRS.WGS84_3D; |
| CoordinateSystemAxis axis = crs.getCoordinateSystem().getAxis(0); |
| assertEquals(-180.0, axis.getMinimumValue()); |
| assertEquals(+180.0, axis.getMaximumValue()); |
| |
| assertSame(crs, crs.forConvention(AxesConvention.RIGHT_HANDED), "Expected a no-op."); |
| final DefaultGeographicCRS shifted = crs.forConvention(AxesConvention.POSITIVE_RANGE); |
| assertNotSame(crs, shifted, "Expected a new CRS."); |
| Validators.validate(shifted); |
| |
| axis = shifted.getCoordinateSystem().getAxis(0); |
| assertEquals( 0.0, axis.getMinimumValue()); |
| assertEquals(360.0, axis.getMaximumValue()); |
| assertSame(shifted, shifted.forConvention(AxesConvention.POSITIVE_RANGE), "Expected a no-op."); |
| assertSame(shifted, crs.forConvention(AxesConvention.POSITIVE_RANGE), "Expected cached instance."); |
| } |
| |
| /** |
| * Tests the {@link DefaultGeographicCRS#forConvention(AxesConvention)} method |
| * for {@link AxesConvention#DISPLAY_ORIENTED}. |
| */ |
| @Test |
| public void testConventionalOrientation() { |
| final DefaultGeographicCRS crs = DefaultGeographicCRS.castOrCopy(CommonCRS.WGS84.geographic3D()); |
| final DefaultGeographicCRS normalized = crs.forConvention(AxesConvention.DISPLAY_ORIENTED); |
| assertNotSame(crs, normalized); |
| final EllipsoidalCS cs = normalized.getCoordinateSystem(); |
| final EllipsoidalCS ref = crs.getCoordinateSystem(); |
| assertEqualsIgnoreMetadata(ref.getAxis(1), cs.getAxis(0)); // EPSG codes differ because of different axis order. |
| assertEqualsIgnoreMetadata(ref.getAxis(0), cs.getAxis(1)); |
| assertEqualsIgnoreMetadata(ref.getAxis(2), cs.getAxis(2)); |
| } |
| |
| /** |
| * Verifies the {@link CommonCRS#WGS84} identifiers in both normalized and unnormalized CRS. |
| * The intent is actually to test the replacement of {@code "EPSG:4326"} by {@code "CRS:84"}. |
| */ |
| @Test |
| public void testIdentifiers() { |
| GeographicCRS crs = CommonCRS.WGS72.geographic(); |
| ReferenceIdentifier identifier = getSingleton(crs.getIdentifiers()); |
| assertEquals("EPSG", identifier.getCodeSpace()); |
| assertEquals("4322", identifier.getCode()); |
| |
| crs = CommonCRS.WGS72.normalizedGeographic(); |
| assertTrue(crs.getIdentifiers().isEmpty()); |
| |
| crs = CommonCRS.WGS84.geographic(); |
| identifier = getSingleton(crs.getIdentifiers()); |
| assertEquals("EPSG", identifier.getCodeSpace()); |
| assertEquals("4326", identifier.getCode()); |
| |
| crs = CommonCRS.WGS84.normalizedGeographic(); |
| identifier = getSingleton(crs.getIdentifiers()); |
| assertEquals("CRS", identifier.getCodeSpace()); |
| assertEquals("84", identifier.getCode()); |
| |
| crs = CommonCRS.NAD83.geographic(); |
| identifier = getSingleton(crs.getIdentifiers()); |
| assertEquals("EPSG", identifier.getCodeSpace()); |
| assertEquals("4269", identifier.getCode()); |
| |
| crs = CommonCRS.NAD83.normalizedGeographic(); |
| identifier = getSingleton(crs.getIdentifiers()); |
| assertEquals("CRS", identifier.getCodeSpace()); |
| assertEquals("83", identifier.getCode()); |
| |
| crs = CommonCRS.NAD27.geographic(); |
| identifier = getSingleton(crs.getIdentifiers()); |
| assertEquals("EPSG", identifier.getCodeSpace()); |
| assertEquals("4267", identifier.getCode()); |
| |
| crs = CommonCRS.NAD27.normalizedGeographic(); |
| identifier = getSingleton(crs.getIdentifiers()); |
| assertEquals("CRS", identifier.getCodeSpace()); |
| assertEquals("27", identifier.getCode()); |
| } |
| |
| /** |
| * Tests WKT 1 formatting. |
| */ |
| @Test |
| public void testWKT1() { |
| assertWktEquals(Convention.WKT1, |
| "GEOGCS[“WGS 84”,\n" + |
| " DATUM[“World Geodetic System 1984”,\n" + |
| " SPHEROID[“WGS84”, 6378137.0, 298.257223563]],\n" + |
| " PRIMEM[“Greenwich”, 0.0],\n" + |
| " UNIT[“degree”, 0.017453292519943295],\n" + |
| " AXIS[“Longitude”, EAST],\n" + |
| " AXIS[“Latitude”, NORTH]]", |
| HardCodedCRS.WGS84); |
| } |
| |
| /** |
| * Tests WKT 2 formatting. |
| */ |
| @Test |
| public void testWKT2() { |
| assertWktEquals(Convention.WKT2, |
| "GEODCRS[“WGS 84”,\n" + |
| " DATUM[“World Geodetic System 1984”,\n" + |
| " ELLIPSOID[“WGS84”, 6378137.0, 298.257223563, LENGTHUNIT[“metre”, 1]]],\n" + |
| " PRIMEM[“Greenwich”, 0.0, ANGLEUNIT[“degree”, 0.017453292519943295]],\n" + |
| " CS[ellipsoidal, 2],\n" + |
| " AXIS[“Longitude (L)”, east, ORDER[1]],\n" + |
| " AXIS[“Latitude (B)”, north, ORDER[2]],\n" + |
| " ANGLEUNIT[“degree”, 0.017453292519943295],\n" + |
| " AREA[“World”],\n" + |
| " BBOX[-90.00, -180.00, 90.00, 180.00]]", |
| HardCodedCRS.WGS84); |
| } |
| |
| /** |
| * Tests WKT 2 formatting of a three-dimensional CRS. |
| * |
| * <p>This CRS used in this test is equivalent to {@code EPSG:4979} except for axis order, |
| * since EPSG puts latitude before longitude.</p> |
| * |
| * @see #testWKT1_For3D() |
| */ |
| @Test |
| public void testWKT2_For3D() { |
| assertWktEquals(Convention.WKT2, |
| "GEODCRS[“WGS 84 (3D)”,\n" + |
| " DATUM[“World Geodetic System 1984”,\n" + |
| " ELLIPSOID[“WGS84”, 6378137.0, 298.257223563, LENGTHUNIT[“metre”, 1]]],\n" + |
| " PRIMEM[“Greenwich”, 0.0, ANGLEUNIT[“degree”, 0.017453292519943295]],\n" + |
| " CS[ellipsoidal, 3],\n" + |
| " AXIS[“Longitude (L)”, east, ORDER[1], ANGLEUNIT[“degree”, 0.017453292519943295]],\n" + |
| " AXIS[“Latitude (B)”, north, ORDER[2], ANGLEUNIT[“degree”, 0.017453292519943295]],\n" + |
| " AXIS[“Ellipsoidal height (h)”, up, ORDER[3], LENGTHUNIT[“metre”, 1]],\n" + |
| " AREA[“World”],\n" + |
| " BBOX[-90.00, -180.00, 90.00, 180.00]]", |
| HardCodedCRS.WGS84_3D); |
| } |
| |
| /** |
| * Tests WKT 2 simplified formatting. |
| */ |
| @Test |
| public void testWKT2_Simplified() { |
| assertWktEquals(Convention.WKT2_SIMPLIFIED, |
| "GeodeticCRS[“WGS 84”,\n" + |
| " Datum[“World Geodetic System 1984”,\n" + |
| " Ellipsoid[“WGS84”, 6378137.0, 298.257223563]],\n" + |
| " CS[ellipsoidal, 2],\n" + |
| " Axis[“Longitude (L)”, east],\n" + |
| " Axis[“Latitude (B)”, north],\n" + |
| " Unit[“degree”, 0.017453292519943295],\n" + |
| " Area[“World”],\n" + |
| " BBox[-90.00, -180.00, 90.00, 180.00]]", |
| HardCodedCRS.WGS84); |
| } |
| |
| /** |
| * Tests WKT 2 internal formatting. |
| */ |
| @Test |
| public void testWKT2_Internal() { |
| assertWktEquals(Convention.INTERNAL, |
| "GeodeticCRS[“WGS 84”,\n" + |
| " Datum[“World Geodetic System 1984”,\n" + |
| " Ellipsoid[“WGS84”, 6378137.0, 298.257223563],\n" + |
| " Scope[“Satellite navigation.”],\n" + |
| " Id[“EPSG”, 6326]],\n" + |
| " PrimeMeridian[“Greenwich”, 0.0, Id[“EPSG”, 8901]],\n" + |
| " CS[ellipsoidal, 2],\n" + |
| " Axis[“Geodetic longitude (λ)”, east],\n" + |
| " Axis[“Geodetic latitude (φ)”, north],\n" + |
| " Unit[“degree”, 0.017453292519943295, Id[“EPSG”, 9102]],\n" + |
| " Area[“World”],\n" + |
| " BBox[-90.00, -180.00, 90.00, 180.00]]", |
| HardCodedCRS.WGS84); |
| } |
| |
| /** |
| * Tests WKT 2 formatting of a CRS using a prime meridian other than Greenwich. |
| * |
| * <p>This CRS used in this test is equivalent to {@code EPSG:4807} except for axis order, |
| * since EPSG defines (<var>latitude</var>, <var>longitude</var>) in grads.</p> |
| */ |
| @Test |
| public void testWKT2_ForNonGreenwich() { |
| assertWktEquals(Convention.WKT2_SIMPLIFIED, |
| "GeodeticCRS[“NTF (Paris)”,\n" + |
| " Datum[“Nouvelle Triangulation Francaise”,\n" + // Formatter should replace "ç" by "c". |
| " Ellipsoid[“NTF”, 6378249.2, 293.4660212936269]],\n" + |
| " PrimeMeridian[“Paris”, 2.5969213, Unit[“grad”, 0.015707963267948967]],\n" + |
| " CS[ellipsoidal, 2],\n" + |
| " Axis[“Longitude (L)”, east],\n" + // See method javadoc. |
| " Axis[“Latitude (B)”, north],\n" + |
| " Unit[“grad”, 0.015707963267948967]]", |
| HardCodedCRS.NTF); |
| } |
| |
| /** |
| * Tests WKT 1 formatting on a CRS using a prime meridian other than Greenwich. |
| * |
| * <p>This CRS used in this test is equivalent to {@code EPSG:4807} except for axis order, |
| * since EPSG defines (<var>latitude</var>, <var>longitude</var>) in grads.</p> |
| */ |
| @Test |
| public void testWKT1_ForNonGreenwich() { |
| assertWktEquals(Convention.WKT1, |
| "GEOGCS[“NTF (Paris)”,\n" + |
| " DATUM[“Nouvelle Triangulation Francaise”,\n" + // Formatter should replace "ç" by "c". |
| " SPHEROID[“NTF”, 6378249.2, 293.4660212936269]],\n" + |
| " PRIMEM[“Paris”, 2.5969213],\n" + |
| " UNIT[“grad”, 0.015707963267948967],\n" + |
| " AXIS[“Longitude”, EAST],\n" + |
| " AXIS[“Latitude”, NORTH]]", |
| HardCodedCRS.NTF); |
| } |
| |
| /** |
| * Tests WKT 1 formatting using {@link Convention#WKT1_COMMON_UNITS}. That convention ignores the unit of |
| * measurement in {@code PRIMEM} element, and rather unconditionally interpret the angle unit as degrees. |
| * This is a violation of OGC 01-009 and ISO 19162 standards, but is required for compatibility with GDAL. |
| */ |
| @Test |
| public void testWKT1_WithCommonUnits() { |
| assertWktEquals(Convention.WKT1_COMMON_UNITS, |
| "GEOGCS[“NTF (Paris)”,\n" + |
| " DATUM[“Nouvelle Triangulation Francaise”,\n" + // Formatter should replace "ç" by "c". |
| " SPHEROID[“NTF”, 6378249.2, 293.4660212936269]],\n" + |
| " PRIMEM[“Paris”, 2.33722917],\n" + // Would be 2.5969213 in standard-compliant WKT. |
| " UNIT[“grad”, 0.015707963267948967],\n" + |
| " AXIS[“Longitude”, EAST],\n" + |
| " AXIS[“Latitude”, NORTH]]", |
| HardCodedCRS.NTF); |
| } |
| |
| /** |
| * Tests WKT 1 formatting of a three-dimensional CRS. Such CRS cannot be represented directly in WKT 1 format. |
| * Consequently, the formatter will need to split the three-dimensional geographic CRS into a two-dimensional |
| * geographic CRS followed by an ellipsoidal height. Such construction is illegal according ISO 19111, so this |
| * split shall be done on-the-fly only for formatting purpose. |
| * |
| * @see #testWKT2_For3D() |
| * @see <a href="https://issues.apache.org/jira/browse/SIS-317">SIS-317</a> |
| */ |
| @Test |
| public void testWKT1_For3D() { |
| assertWktEquals(Convention.WKT1, |
| "COMPD_CS[“WGS 84 (3D)”,\n" + |
| " GEOGCS[“WGS 84”,\n" + |
| " DATUM[“World Geodetic System 1984”,\n" + |
| " SPHEROID[“WGS84”, 6378137.0, 298.257223563]],\n" + |
| " PRIMEM[“Greenwich”, 0.0],\n" + |
| " UNIT[“degree”, 0.017453292519943295],\n" + |
| " AXIS[“Longitude”, EAST],\n" + |
| " AXIS[“Latitude”, NORTH]],\n" + |
| " VERT_CS[“Ellipsoidal height”,\n" + |
| " VERT_DATUM[“Ellipsoid”, 2002],\n" + |
| " UNIT[“metre”, 1],\n" + |
| " AXIS[“Ellipsoidal height”, UP]]]", |
| HardCodedCRS.WGS84_3D); |
| } |
| } |