blob: 650db6daa2736c15f8406c74fb19e1b95099c5f9 [file] [log] [blame]
// 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 "gn/args.h"
#include "gn/scheduler.h"
#include "gn/test_with_scope.h"
#include "util/test/test.h"
// Assertions for VerifyAllOverridesUsed() and DeclareArgs() with multiple
// toolchains.
TEST(ArgsTest, VerifyAllOverridesUsed) {
TestWithScope setup1, setup2;
Args args;
Scope::KeyValueMap key_value_map1;
Err err;
LiteralNode assignment1;
setup1.scope()->SetValue("a", Value(nullptr, true), &assignment1);
setup1.scope()->GetCurrentScopeValues(&key_value_map1);
EXPECT_TRUE(args.DeclareArgs(key_value_map1, setup1.scope(), &err));
LiteralNode assignment2;
setup2.scope()->SetValue("b", Value(nullptr, true), &assignment2);
Scope::KeyValueMap key_value_map2;
setup2.scope()->GetCurrentScopeValues(&key_value_map2);
EXPECT_TRUE(args.DeclareArgs(key_value_map2, setup2.scope(), &err));
// Override "a", shouldn't see any errors as "a" was defined.
args.AddArgOverride("a", Value(nullptr, true));
EXPECT_TRUE(args.VerifyAllOverridesUsed(&err));
// Override "a", & "b", shouldn't see any errors as both were defined.
args.AddArgOverride("b", Value(nullptr, true));
EXPECT_TRUE(args.VerifyAllOverridesUsed(&err));
// Override "a", "b" and "c", should fail as "c" was not defined.
args.AddArgOverride("c", Value(nullptr, true));
EXPECT_FALSE(args.VerifyAllOverridesUsed(&err));
}
// Ensure that arg overrides get only set after the they were declared.
TEST(ArgsTest, VerifyOverrideScope) {
TestWithScope setup;
Args args;
Err err;
args.AddArgOverride("a", Value(nullptr, "avalue"));
args.AddArgOverride("current_os", Value(nullptr, "theiros"));
Scope::KeyValueMap toolchain_overrides;
toolchain_overrides["b"] = Value(nullptr, "bvalue");
toolchain_overrides["current_os"] = Value(nullptr, "myos");
args.SetupRootScope(setup.scope(), toolchain_overrides);
// Overrides of arguments not yet declared aren't applied yet.
EXPECT_EQ(nullptr, setup.scope()->GetValue("a"));
EXPECT_EQ(nullptr, setup.scope()->GetValue("b"));
// |current_os| is a system var. and already declared.
// Thus it should have our override value.
ASSERT_NE(nullptr, setup.scope()->GetValue("current_os"));
EXPECT_EQ(Value(nullptr, "myos"), *setup.scope()->GetValue("current_os"));
Scope::KeyValueMap key_value_map1;
key_value_map1["a"] = Value(nullptr, "avalue2");
key_value_map1["b"] = Value(nullptr, "bvalue2");
key_value_map1["c"] = Value(nullptr, "cvalue2");
EXPECT_TRUE(args.DeclareArgs(key_value_map1, setup.scope(), &err));
ASSERT_NE(nullptr, setup.scope()->GetValue("a"));
EXPECT_EQ(Value(nullptr, "avalue"), *setup.scope()->GetValue("a"));
ASSERT_NE(nullptr, setup.scope()->GetValue("b"));
EXPECT_EQ(Value(nullptr, "bvalue"), *setup.scope()->GetValue("b"));
// This wasn't overwritten, so it should have the default value.
ASSERT_NE(nullptr, setup.scope()->GetValue("c"));
EXPECT_EQ(Value(nullptr, "cvalue2"), *setup.scope()->GetValue("c"));
}