createOperations(): fix nadgrids+geoidgrids -> nadgrids+geoidgrids

1 files changed, 25 insertions, 0 deletions

diff --git a/test/unit/test_operation.cpp b/test/unit/test_operation.cpp
index 615cbd67..c7811b02 100644
--- a/test/unit/test_operation.cpp
+++ b/test/unit/test_operation.cpp
@@ -6161,6 +6161,31 @@ TEST(operation, compoundCRS_to_compoundCRS_with_vertical_transform) {
 
 // ---------------------------------------------------------------------------
 
+TEST(operation, compoundCRS_to_compoundCRS_with_bound_crs_in_horiz_and_vert) {
+    auto objSrc = PROJStringParser().createFromPROJString(
+        "+proj=longlat +ellps=GRS67 +nadgrids=@foo.gsb +geoidgrids=@foo.gtx "
+        "+type=crs");
+    auto src = nn_dynamic_pointer_cast<CRS>(objSrc);
+    ASSERT_TRUE(src != nullptr);
+    auto objDst = PROJStringParser().createFromPROJString(
+        "+proj=longlat +ellps=GRS80 +nadgrids=@bar.gsb +geoidgrids=@bar.gtx "
+        "+type=crs");
+    auto dst = nn_dynamic_pointer_cast<CRS>(objDst);
+    ASSERT_TRUE(dst != nullptr);
+    auto op = CoordinateOperationFactory::create()->createOperation(
+        NN_CHECK_ASSERT(src), NN_CHECK_ASSERT(dst));
+    ASSERT_TRUE(op != nullptr);
+    EXPECT_EQ(op->exportToPROJString(PROJStringFormatter::create().get()),
+              "+proj=pipeline +step +proj=unitconvert +xy_in=deg +xy_out=rad "
+              "+step +proj=hgridshift +grids=@foo.gsb "
+              "+step +proj=vgridshift +grids=@foo.gtx +multiplier=1 "
+              "+step +inv +proj=vgridshift +grids=@bar.gtx +multiplier=1 "
+              "+step +inv +proj=hgridshift +grids=@bar.gsb "
+              "+step +proj=unitconvert +xy_in=rad +xy_out=deg");
+}
+
+// ---------------------------------------------------------------------------
+
 TEST(operation, compoundCRS_to_compoundCRS_context) {
     auto authFactory =
         AuthorityFactory::create(DatabaseContext::create(), "EPSG");