From 6aff5d7b0e1061dbd7b45ae032daea087bf8e1bc Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Fri, 14 Dec 2018 00:06:01 +0100
Subject: C API: add proj_coordoperation_get_towgs84_values()

---
 test/unit/test_c_api.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'test/unit/test_c_api.cpp')

diff --git a/test/unit/test_c_api.cpp b/test/unit/test_c_api.cpp
index f1cf3417..c8086684 100644
--- a/test/unit/test_c_api.cpp
+++ b/test/unit/test_c_api.cpp
@@ -426,6 +426,13 @@ TEST_F(CApi, proj_obj_crs_create_bound_crs_to_WGS84) {
     ObjectKeeper keeper_transf(transf);
     ASSERT_NE(transf, nullptr);
 
+    std::vector<double> values(7, 0);
+    EXPECT_TRUE(proj_coordoperation_get_towgs84_values(m_ctxt, transf,
+                                                       values.data(), 7, true));
+    auto expected = std::vector<double>{2.329, -147.042, -92.08, -0.309,
+                                        0.325, 0.497, 5.69};
+    EXPECT_EQ(values, expected);
+
     auto res2 =
         proj_obj_crs_create_bound_crs(m_ctxt, base_crs, hub_crs, transf);
     ObjectKeeper keeper_res2(res2);
-- 
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