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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "tools/gn/config.h"
#include "tools/gn/test_with_scope.h"
#include "util/test/test.h"
// Tests that the "resolved" values are the same as "own" values when there
// are no subconfigs.
TEST(Config, ResolvedNoSub) {
TestWithScope setup;
Err err;
Config config(setup.settings(), Label(SourceDir("//foo/"), "bar"));
config.own_values().defines().push_back("FOO");
ASSERT_TRUE(config.OnResolved(&err));
// The resolved values should be the same as the value we put in to
// own_values().
ASSERT_EQ(1u, config.resolved_values().defines().size());
EXPECT_EQ("FOO", config.resolved_values().defines()[0]);
// As an optimization, the string should actually refer to the original. This
// isn't required to pass for semantic correctness, though.
EXPECT_TRUE(&config.own_values() == &config.resolved_values());
}
// Tests that subconfigs are resolved in the correct order.
TEST(Config, ResolvedSub) {
TestWithScope setup;
Err err;
Config sub1(setup.settings(), Label(SourceDir("//foo/"), "1"));
sub1.own_values().defines().push_back("ONE");
ASSERT_TRUE(sub1.OnResolved(&err));
Config sub2(setup.settings(), Label(SourceDir("//foo/"), "2"));
sub2.own_values().defines().push_back("TWO");
ASSERT_TRUE(sub2.OnResolved(&err));
Config config(setup.settings(), Label(SourceDir("//foo/"), "bar"));
config.own_values().defines().push_back("FOO");
config.configs().push_back(LabelConfigPair(&sub1));
config.configs().push_back(LabelConfigPair(&sub2));
ASSERT_TRUE(config.OnResolved(&err));
// The resolved values should be the same as the value we put in to
// own_values().
ASSERT_EQ(3u, config.resolved_values().defines().size());
EXPECT_EQ("FOO", config.resolved_values().defines()[0]);
EXPECT_EQ("ONE", config.resolved_values().defines()[1]);
EXPECT_EQ("TWO", config.resolved_values().defines()[2]);
// The "own" values should be unchanged.
ASSERT_EQ(1u, config.own_values().defines().size());
EXPECT_EQ("FOO", config.own_values().defines()[0]);
}
// Tests that subconfigs of subconfigs are resolved properly.
TEST(Config, SubSub) {
TestWithScope setup;
Err err;
// Set up first -> middle -> last configs.
Config last(setup.settings(), Label(SourceDir("//foo/"), "last"));
last.own_values().defines().push_back("LAST");
ASSERT_TRUE(last.OnResolved(&err));
Config middle(setup.settings(), Label(SourceDir("//foo/"), "middle"));
middle.own_values().defines().push_back("MIDDLE");
middle.configs().push_back(LabelConfigPair(&last));
ASSERT_TRUE(middle.OnResolved(&err));
Config first(setup.settings(), Label(SourceDir("//foo/"), "first"));
first.own_values().defines().push_back("FIRST");
first.configs().push_back(LabelConfigPair(&middle));
ASSERT_TRUE(first.OnResolved(&err));
// Check final resolved defines on "first".
ASSERT_EQ(3u, first.resolved_values().defines().size());
EXPECT_EQ("FIRST", first.resolved_values().defines()[0]);
EXPECT_EQ("MIDDLE", first.resolved_values().defines()[1]);
EXPECT_EQ("LAST", first.resolved_values().defines()[2]);
}
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