[vala/staging] tests: Extend "array foreach" test to increase coverage

[Rico Tzschichholz <ricotz src gnome org>]

commit 3943d731019fbe00e3086be276896c1e49ebd6ba
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Apr 1 20:07:23 2020 +0200

    tests: Extend "array foreach" test to increase coverage

 tests/control-flow/foreach.vala | 7 +++++++
 1 file changed, 7 insertions(+)
---
diff --git a/tests/control-flow/foreach.vala b/tests/control-flow/foreach.vala
index 188964317..0c5968a7b 100644
--- a/tests/control-flow/foreach.vala
+++ b/tests/control-flow/foreach.vala
@@ -37,6 +37,7 @@ void test_foreach_multidim_array () {
 }
 
 const int[] FOO = { 1, 2, 3, 4, 5, 6 };
+const int BAR[] = { 6, 5, 4, 3, 2, 1 };
 
 void test_foreach_const_array () {
        string result = "";
@@ -44,6 +45,12 @@ void test_foreach_const_array () {
                result += i.to_string ();
        }
        assert (result == "123456");
+
+       string result2 = "";
+       foreach (var i in BAR) {
+               result2 += i.to_string ();
+       }
+       assert (result2 == "654321");
 }
 
 void test_foreach_slice_array () {