Add failtests for Ref<SparseMatrix>

6 files changed, 85 insertions, 0 deletions

diff --git a/failtest/CMakeLists.txt b/failtest/CMakeLists.txt
index d2fea7bdc..c8795a344 100644
--- a/failtest/CMakeLists.txt
+++ b/failtest/CMakeLists.txt
@@ -41,6 +41,12 @@ ei_add_failtest("ref_5")
 ei_add_failtest("swap_1")
 ei_add_failtest("swap_2")
 
+ei_add_failtest("sparse_ref_1")
+ei_add_failtest("sparse_ref_2")
+ei_add_failtest("sparse_ref_3")
+ei_add_failtest("sparse_ref_4")
+ei_add_failtest("sparse_ref_5")
+
 if (EIGEN_FAILTEST_FAILURE_COUNT)
   message(FATAL_ERROR
           "${EIGEN_FAILTEST_FAILURE_COUNT} out of ${EIGEN_FAILTEST_COUNT} failtests FAILED. "
diff --git a/failtest/sparse_ref_1.cpp b/failtest/sparse_ref_1.cpp
new file mode 100644
index 000000000..d78d1f9b1
--- /dev/null
+++ b/failtest/sparse_ref_1.cpp
@@ -0,0 +1,18 @@
+#include "../Eigen/Sparse"
+
+#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
+#define CV_QUALIFIER const
+#else
+#define CV_QUALIFIER
+#endif
+
+using namespace Eigen;
+
+void call_ref(Ref<SparseMatrix<float> > a) { }
+
+int main()
+{
+  SparseMatrix<float> a(10,10);
+  CV_QUALIFIER SparseMatrix<float>& ac(a);
+  call_ref(ac);
+}
diff --git a/failtest/sparse_ref_2.cpp b/failtest/sparse_ref_2.cpp
new file mode 100644
index 000000000..46c9440c2
--- /dev/null
+++ b/failtest/sparse_ref_2.cpp
@@ -0,0 +1,15 @@
+#include "../Eigen/Sparse"
+
+using namespace Eigen;
+
+void call_ref(Ref<SparseMatrix<float> > a) { }
+
+int main()
+{
+  SparseMatrix<float> A(10,10);
+#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
+  call_ref(A.row(3));
+#else
+  call_ref(A.col(3));
+#endif
+}
diff --git a/failtest/sparse_ref_3.cpp b/failtest/sparse_ref_3.cpp
new file mode 100644
index 000000000..a9949b552
--- /dev/null
+++ b/failtest/sparse_ref_3.cpp
@@ -0,0 +1,15 @@
+#include "../Eigen/Sparse"
+
+using namespace Eigen;
+
+#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
+void call_ref(Ref<SparseMatrix<float> > a) { }
+#else
+void call_ref(const Ref<const SparseMatrix<float> > &a) { }
+#endif
+
+int main()
+{
+  SparseMatrix<float> a(10,10);
+  call_ref(a+a);
+}
diff --git a/failtest/sparse_ref_4.cpp b/failtest/sparse_ref_4.cpp
new file mode 100644
index 000000000..57bb6a1fc
--- /dev/null
+++ b/failtest/sparse_ref_4.cpp
@@ -0,0 +1,15 @@
+#include "../Eigen/Sparse"
+
+using namespace Eigen;
+
+void call_ref(Ref<SparseMatrix<float> > a) {}
+
+int main()
+{
+  SparseMatrix<float> A(10,10);
+#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
+  call_ref(A.transpose());
+#else
+  call_ref(A);
+#endif
+}
diff --git a/failtest/sparse_ref_5.cpp b/failtest/sparse_ref_5.cpp
new file mode 100644
index 000000000..4478f6f2f
--- /dev/null
+++ b/failtest/sparse_ref_5.cpp
@@ -0,0 +1,16 @@
+#include "../Eigen/Sparse"
+
+using namespace Eigen;
+
+void call_ref(Ref<SparseMatrix<float> > a) { }
+
+int main()
+{
+  SparseMatrix<float> a(10,10);
+  SparseMatrixBase<SparseMatrix<float> > &ac(a);
+#ifdef EIGEN_SHOULD_FAIL_TO_BUILD
+  call_ref(ac);
+#else
+  call_ref(ac.derived());
+#endif
+}