[vala] tests: Add N-D array tests

[Rico Tzschichholz <ricotz src gnome org>]

commit 27894841369a7aa8ab036f56fc73c9a55c9861ad
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Tue Feb 21 18:12:00 2017 +0100

    tests: Add N-D array tests

 tests/basic-types/arrays.vala |   30 ++++++++++++++++++++++++++++++
 1 files changed, 30 insertions(+), 0 deletions(-)
---
diff --git a/tests/basic-types/arrays.vala b/tests/basic-types/arrays.vala
index 7685304..874f411 100644
--- a/tests/basic-types/arrays.vala
+++ b/tests/basic-types/arrays.vala
@@ -120,6 +120,35 @@ void test_inline_array () {
        assert (1 in a);
 }
 
+int[,,] nd_array_pass (int[,,] a, out int[,,] b) {
+       assert (a.length[0] == 2);
+       assert (a.length[1] == 2);
+       assert (a.length[2] == 2);
+       assert (a[1,1,0] == 7);
+
+       b = a;
+       return a;
+}
+
+void test_nd_array () {
+       int[2,2,2] a = {{{1, 2}, {3, 4}}, {{5, 6}, {7, 8}}};
+       assert (a[1,0,1] == 6);
+
+       int[,,] b, c;
+       c = nd_array_pass (a, out b);
+       assert (b.length[0] == 2);
+       assert (b.length[1] == 2);
+       assert (b.length[2] == 2);
+       assert (b[0,1,0] == 3);
+       assert (c.length[0] == 2);
+       assert (c.length[1] == 2);
+       assert (c.length[2] == 2);
+       assert (c[0,1,1] == 4);
+
+       string[1,2,3] s = {{{"a", "b", "c"}, {"d", "e", "f"}}};
+       assert (s[0,0,2] == "c");
+}
+
 [CCode (has_target = false)]
 delegate int SimpleFunc ();
 SimpleFunc[] simple_delegates;
@@ -206,6 +235,7 @@ void main () {
        test_reference_transfer ();
        test_length_assignment ();
        test_inline_array ();
+       test_nd_array ();
        test_delegate_array ();
        test_generics_array ();
        test_void_array ();