ISO19111: Handle database area objects with no bounding box

2 files changed, 27 insertions, 0 deletions

diff --git a/src/iso19111/factory.cpp b/src/iso19111/factory.cpp
index c862cc5b..a3047f8b 100644
--- a/src/iso19111/factory.cpp
+++ b/src/iso19111/factory.cpp
@@ -1485,6 +1485,12 @@ AuthorityFactory::createExtent(const std::string &code) const {
     try {
         const auto &row = res.front();
         const auto &name = row[0];
+        if (row[1].empty()) {
+            auto extent = metadata::Extent::create(
+                util::optional<std::string>(name), {}, {}, {});
+            d->context()->d->cache(code, extent);
+            return extent;
+        }
         double south_lat = c_locale_stod(row[1]);
         double north_lat = c_locale_stod(row[2]);
         double west_lon = c_locale_stod(row[3]);
diff --git a/test/unit/test_factory.cpp b/test/unit/test_factory.cpp
index 81f745f5..95436c75 100644
--- a/test/unit/test_factory.cpp
+++ b/test/unit/test_factory.cpp
@@ -222,6 +222,16 @@ TEST(factory, AuthorityFactory_createExtent) {
 
 // ---------------------------------------------------------------------------
 
+TEST(factory, AuthorityFactory_createExtent_no_bbox) {
+    auto factory = AuthorityFactory::create(DatabaseContext::create(), "EPSG");
+    auto extent = factory->createExtent("1361"); // Sudan - south. Deprecated
+    EXPECT_EQ(*(extent->description()), "Sudan - south");
+    const auto &geogElts = extent->geographicElements();
+    EXPECT_TRUE(geogElts.empty());
+}
+
+// ---------------------------------------------------------------------------
+
 TEST(factory, AuthorityFactory_createGeodeticDatum) {
     auto factory = AuthorityFactory::create(DatabaseContext::create(), "EPSG");
     EXPECT_THROW(factory->createGeodeticDatum("-1"),
@@ -414,6 +424,17 @@ TEST(factory, AuthorityFactory_createGeodeticCRS_geographic2D) {
 
 // ---------------------------------------------------------------------------
 
+TEST(factory, AuthorityFactory_createGeodeticCRS_geographic2D_area_no_bbox) {
+    auto factory = AuthorityFactory::create(DatabaseContext::create(), "EPSG");
+    auto crs = factory->createGeodeticCRS("4296"); // Sudan - deprecated
+    auto domain = crs->domains()[0];
+    auto extent = domain->domainOfValidity();
+    ASSERT_TRUE(extent != nullptr);
+    EXPECT_TRUE(extent->isEquivalentTo(factory->createExtent("1361").get()));
+}
+
+// ---------------------------------------------------------------------------
+
 TEST(factory, AuthorityFactory_createGeodeticCRS_geographic3D) {
     auto factory = AuthorityFactory::create(DatabaseContext::create(), "EPSG");
     auto crs = factory->createGeodeticCRS("4979");