diff options
Diffstat (limited to 'test/unit')
| -rw-r--r-- | test/unit/test_c_api.cpp | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/test/unit/test_c_api.cpp b/test/unit/test_c_api.cpp index 8e1dddfa..bd59e2bf 100644 --- a/test/unit/test_c_api.cpp +++ b/test/unit/test_c_api.cpp @@ -4917,4 +4917,102 @@ TEST_F(CApi, proj_is_equivalent_to_with_ctx) { PJ_COMP_EQUIVALENT)); } +// --------------------------------------------------------------------------- + +TEST_F(CApi, datum_ensemble) { + auto wkt = + "GEOGCRS[\"ETRS89\"," + " ENSEMBLE[\"European Terrestrial Reference System 1989 ensemble\"," + " MEMBER[\"European Terrestrial Reference Frame 1989\"]," + " MEMBER[\"European Terrestrial Reference Frame 1990\"]," + " MEMBER[\"European Terrestrial Reference Frame 1991\"]," + " MEMBER[\"European Terrestrial Reference Frame 1992\"]," + " MEMBER[\"European Terrestrial Reference Frame 1993\"]," + " MEMBER[\"European Terrestrial Reference Frame 1994\"]," + " MEMBER[\"European Terrestrial Reference Frame 1996\"]," + " MEMBER[\"European Terrestrial Reference Frame 1997\"]," + " MEMBER[\"European Terrestrial Reference Frame 2000\"]," + " MEMBER[\"European Terrestrial Reference Frame 2005\"]," + " MEMBER[\"European Terrestrial Reference Frame 2014\"]," + " ELLIPSOID[\"GRS 1980\",6378137,298.257222101," + " LENGTHUNIT[\"metre\",1]]," + " ENSEMBLEACCURACY[0.1]]," + " PRIMEM[\"Greenwich\",0," + " ANGLEUNIT[\"degree\",0.0174532925199433]]," + " CS[ellipsoidal,2]," + " AXIS[\"geodetic latitude (Lat)\",north," + " ORDER[1]," + " ANGLEUNIT[\"degree\",0.0174532925199433]]," + " AXIS[\"geodetic longitude (Lon)\",east," + " ORDER[2]," + " ANGLEUNIT[\"degree\",0.0174532925199433]]]"; + auto from_wkt = + proj_create_from_wkt(m_ctxt, wkt, nullptr, nullptr, nullptr); + ObjectKeeper keeper_from_wkt(from_wkt); + EXPECT_NE(from_wkt, nullptr); + + auto datum = proj_crs_get_datum(m_ctxt, from_wkt); + ObjectKeeper keeper_datum(datum); + ASSERT_EQ(datum, nullptr); + + auto datum_ensemble = proj_crs_get_datum_ensemble(m_ctxt, from_wkt); + ObjectKeeper keeper_datum_ensemble(datum_ensemble); + ASSERT_NE(datum_ensemble, nullptr); + + ASSERT_EQ(proj_datum_ensemble_get_member_count(m_ctxt, datum_ensemble), 11); + ASSERT_EQ(proj_datum_ensemble_get_member(m_ctxt, datum_ensemble, -1), + nullptr); + ASSERT_EQ(proj_datum_ensemble_get_member(m_ctxt, datum_ensemble, 11), + nullptr); + + { + auto member = proj_datum_ensemble_get_member(m_ctxt, datum_ensemble, 0); + ObjectKeeper keeper_member(member); + ASSERT_NE(member, nullptr); + + EXPECT_EQ(proj_get_name(member), + std::string("European Terrestrial Reference Frame 1989")); + } + + { + auto member = + proj_datum_ensemble_get_member(m_ctxt, datum_ensemble, 10); + ObjectKeeper keeper_member(member); + ASSERT_NE(member, nullptr); + + EXPECT_EQ(proj_get_name(member), + std::string("European Terrestrial Reference Frame 2014")); + } + + ASSERT_EQ(proj_datum_ensemble_get_accuracy(m_ctxt, datum_ensemble), 0.1); + + auto datum_forced = proj_crs_get_datum_forced(m_ctxt, from_wkt); + ObjectKeeper keeper_datum_forced(datum_forced); + ASSERT_NE(datum_forced, nullptr); + + EXPECT_EQ(proj_get_name(datum_forced), + std::string("European Terrestrial Reference System 1989")); + + auto cs = proj_crs_get_coordinate_system(m_ctxt, from_wkt); + ObjectKeeper keeper_cs(cs); + EXPECT_NE(cs, nullptr); + + { + auto built_crs = proj_create_geographic_crs_from_datum( + m_ctxt, proj_get_name(from_wkt), datum_ensemble, cs); + ObjectKeeper keeper_built_crs(built_crs); + EXPECT_NE(built_crs, nullptr); + + EXPECT_TRUE(proj_is_equivalent_to_with_ctx(m_ctxt, built_crs, from_wkt, + PJ_COMP_EQUIVALENT)); + } + + { + auto built_crs = proj_create_geocentric_crs_from_datum( + m_ctxt, proj_get_name(from_wkt), datum_ensemble, "metre", 1.0); + ObjectKeeper keeper_built_crs(built_crs); + EXPECT_NE(built_crs, nullptr); + } +} + } // namespace |