[vala] Add tests for enums annotated with [Flags]

[Rico Tzschichholz <ricotz src gnome org>]

commit d9dff687875a2ae033719799d8a77487917bd159
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Wed Mar 26 20:13:06 2014 +0100

    Add tests for enums annotated with [Flags]

 tests/Makefile.am      |    1 +
 tests/enums/flags.vala |   31 +++++++++++++++++++++++++++++++
 2 files changed, 32 insertions(+), 0 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index cbfd580..d804332 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -72,6 +72,7 @@ TESTS = \
        control-flow/bug665904.vala \
        control-flow/bug691514.vala     \
        enums/enums.vala \
+       enums/flags.vala \
        enums/bug673879.vala \
        structs/structs.vala \
        structs/gvalue.vala \
diff --git a/tests/enums/flags.vala b/tests/enums/flags.vala
new file mode 100644
index 0000000..52b439d
--- /dev/null
+++ b/tests/enums/flags.vala
@@ -0,0 +1,31 @@
+using GLib;
+
+[Flags]
+enum Foo {
+       VAL1,
+       VAL2,
+       VAL3
+}
+
+void main () {
+       Foo foo, bar, baz;
+
+       foo = (Foo.VAL1 | Foo.VAL2 | Foo.VAL3);
+       bar = (Foo.VAL1 | Foo.VAL2);
+       baz = (bar | Foo.VAL3);
+
+       assert (Foo.VAL1 == 1 << 0);
+       assert (Foo.VAL2 == 1 << 1);
+       assert (Foo.VAL3 == 1 << 2);
+
+       assert (Foo.VAL1 in bar);
+       assert ((Foo.VAL1 | Foo.VAL2) in bar);
+       assert (!(Foo.VAL3 in bar));
+
+       assert (Foo.VAL1 in baz);
+       assert (Foo.VAL2 in baz);
+       assert (Foo.VAL3 in baz);
+
+       assert (bar in foo);
+}
+