Add tests to repository

tests/vala/structs.vala

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+using GLib;
+
+struct SimpleStruct {
+	public int field;
+	public int array[10];
+}
+
+public struct PublicStruct {
+	public int field;
+}
+
+struct StructWithPrivateField {
+	private int field;
+
+	public void test () {
+		field = 1;
+		stdout.printf ("StructWithPrivateField: field = %d\n", field);
+	}
+}
+
+struct StructWithCreationMethod {
+	public StructWithCreationMethod () {
+		stdout.printf ("StructWithCreationMethod\n");
+	}
+
+	public int field;
+}
+
+struct StructWithNamedCreationMethod {
+	public StructWithNamedCreationMethod.named () {
+		stdout.printf ("StructWithNamedCreationMethod\n");
+	}
+
+	public int field;
+}
+
+void test_in_parameter (SimpleStruct st) {
+	stdout.printf ("test_in_parameter: st.field = %d\n", st.field);
+}
+
+void test_in_nullable_parameter (SimpleStruct? st) {
+	assert (st.field == 1);
+}
+
+void test_ref_parameter (ref SimpleStruct st) {
+	stdout.printf ("test_ref_parameter: st.field = %d\n", st.field);
+	st.field++;
+	st.array[0] = 10;
+}
+
+void test_out_parameter (out SimpleStruct st) {
+	st = SimpleStruct ();
+	st.field = 3;
+}
+
+void main () {
+	stdout.printf ("Structs Test:\n");
+
+	stdout.printf ("new SimpleStruct ()\n");
+	var simple_struct = SimpleStruct ();
+	stdout.printf ("new PublicStruct ()\n");
+	var public_struct = PublicStruct ();
+	stdout.printf ("new StructWithCreationMethod ()\n");
+	var struct_with_creation_method = StructWithCreationMethod ();
+	stdout.printf ("new StructWithNamedCreationMethod ()\n");
+	var struct_with_named_creation_method = StructWithNamedCreationMethod.named ();
+
+	stdout.printf ("new SimpleStruct () { field = 1 }\n");
+	simple_struct = SimpleStruct () { field = 1 };
+	stdout.printf ("simple_struct.field = %d\n", simple_struct.field);
+
+	test_in_parameter (simple_struct);
+	test_in_parameter ({1});
+	test_in_nullable_parameter (simple_struct);
+	test_ref_parameter (ref simple_struct);
+	stdout.printf ("after test_ref_parameter: st.field = %d\n", simple_struct.field);
+	assert (simple_struct.array[0] == 10);
+	test_out_parameter (out simple_struct);
+	stdout.printf ("after test_out_parameter: st.field = %d\n", simple_struct.field);
+
+	var struct_with_private_field = StructWithPrivateField ();
+	struct_with_private_field.test ();
+
+	stdout.printf (".\n");
+}
+