]> https://gitweb.dealii.org/ - dealii.git/commitdiff
Add new test. 14654/head
authorWolfgang Bangerth <bangerth@colostate.edu>
Tue, 10 Jan 2023 04:13:24 +0000 (21:13 -0700)
committerWolfgang Bangerth <bangerth@colostate.edu>
Tue, 10 Jan 2023 04:13:24 +0000 (21:13 -0700)
tests/base/array_view_18.cc [new file with mode: 0644]
tests/base/array_view_18.output [new file with mode: 0644]

diff --git a/tests/base/array_view_18.cc b/tests/base/array_view_18.cc
new file mode 100644 (file)
index 0000000..8e717b1
--- /dev/null
@@ -0,0 +1,67 @@
+// ---------------------------------------------------------------------
+//
+// Copyright (C) 2015 - 2021 by the deal.II authors
+//
+// This file is part of the deal.II library.
+//
+// The deal.II library is free software; you can use it, redistribute
+// it, and/or modify it under the terms of the GNU Lesser General
+// Public License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+// The full text of the license can be found in the file LICENSE.md at
+// the top level directory of deal.II.
+//
+// ---------------------------------------------------------------------
+
+
+// test for class ArrayView with std::array arrays, using make_array_view
+
+#include <deal.II/base/array_view.h>
+
+#include "../tests.h"
+
+
+void
+test()
+{
+  std::array<int, 10> v;
+
+  {
+    ArrayView<int> a(&v[4], 3); // writable view
+    a[2] = 42;
+
+    Assert(a[2] == 42, ExcInternalError());
+    Assert(v[6] == 42, ExcInternalError());
+  }
+
+  {
+    ArrayView<int> a = make_array_view(v); // writable view
+    a[1]             = 43;
+
+    Assert(v[1] == 43, ExcInternalError());
+    Assert(a[6] == 42, ExcInternalError());
+  }
+
+  {
+    ArrayView<const int> a2(&v[4], 3); // readable view
+    Assert(a2[2] == 42, ExcInternalError());
+  }
+
+  {
+    ArrayView<const int> a2 = make_array_view(v); // readable view
+    Assert(a2[1] == 43, ExcInternalError());
+    Assert(a2[6] == 42, ExcInternalError());
+  }
+
+  deallog << "OK" << std::endl;
+}
+
+
+
+int
+main()
+{
+  initlog();
+
+  test();
+}
diff --git a/tests/base/array_view_18.output b/tests/base/array_view_18.output
new file mode 100644 (file)
index 0000000..0fd8fc1
--- /dev/null
@@ -0,0 +1,2 @@
+
+DEAL::OK

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