1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #include "testing/gtest/include/gtest/gtest.h"
6 #include "tools/gn/scheduler.h"
7 #include "tools/gn/scope.h"
8 #include "tools/gn/test_with_scope.h"
11 // Checks that we find unused identifiers in targets.
12 TEST(FunctionsTarget
, CheckUnused
) {
16 // The target generator needs a place to put the targets or it will fail.
17 Scope::ItemVector item_collector
;
18 setup
.scope()->set_item_collector(&item_collector
);
20 // Test a good one first.
21 TestParseInput
good_input(
22 "source_set(\"foo\") {\n"
24 ASSERT_FALSE(good_input
.has_error());
26 good_input
.parsed()->Execute(setup
.scope(), &err
);
27 ASSERT_FALSE(err
.has_error()) << err
.message();
29 // Test a source set with an unused variable.
30 TestParseInput
source_set_input(
31 "source_set(\"foo\") {\n"
34 ASSERT_FALSE(source_set_input
.has_error());
36 source_set_input
.parsed()->Execute(setup
.scope(), &err
);
37 ASSERT_TRUE(err
.has_error());