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src/base/component_export_unittest.cc
Avi Drissman e4622aaecc Update copyright headers in base/
The methodology used to generate this CL is documented in
https://crbug.com/1098010#c34.

An earlier version of this CL, https://crrev.com/c/3879904,
was reverted due to an issue that was resolved with
https://crrev.com/c/3881211.

No-Try: true
Bug: 1098010
Change-Id: Ibd6ffb97e66835bc299fe7b85876c3e2927b2345
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3883841
Auto-Submit: Avi Drissman <avi@chromium.org>
Owners-Override: Avi Drissman <avi@chromium.org>
Reviewed-by: Mark Mentovai <mark@chromium.org>
Commit-Queue: Mark Mentovai <mark@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1044747}
2022-09-08 20:36:06 +00:00

83 lines
2.0 KiB
C++

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/component_export.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace {
using ComponentExportTest = testing::Test;
#define IS_TEST_COMPONENT_A_IMPL 1
#define IS_TEST_COMPONENT_B_IMPL
#define IS_TEST_COMPONENT_C_IMPL 0
#define IS_TEST_COMPONENT_D_IMPL 2
#define IS_TEST_COMPONENT_E_IMPL xyz
TEST(ComponentExportTest, ImportExport) {
// Defined as 1. Treat as export.
EXPECT_EQ(1, INSIDE_COMPONENT_IMPL(TEST_COMPONENT_A));
// Defined, but empty. Treat as import.
EXPECT_EQ(0, INSIDE_COMPONENT_IMPL(TEST_COMPONENT_B));
// Defined, but 0. Treat as import.
EXPECT_EQ(0, INSIDE_COMPONENT_IMPL(TEST_COMPONENT_C));
// Defined, but some other arbitrary thing that isn't 1. Treat as import.
EXPECT_EQ(0, INSIDE_COMPONENT_IMPL(TEST_COMPONENT_D));
EXPECT_EQ(0, INSIDE_COMPONENT_IMPL(TEST_COMPONENT_E));
// Undefined. Treat as import.
EXPECT_EQ(0, INSIDE_COMPONENT_IMPL(TEST_COMPONENT_F));
// And just for good measure, ensure that the macros evaluate properly in the
// context of preprocessor #if blocks.
#if INSIDE_COMPONENT_IMPL(TEST_COMPONENT_A)
EXPECT_TRUE(true);
#else
EXPECT_TRUE(false);
#endif
#if !INSIDE_COMPONENT_IMPL(TEST_COMPONENT_B)
EXPECT_TRUE(true);
#else
EXPECT_TRUE(false);
#endif
#if !INSIDE_COMPONENT_IMPL(TEST_COMPONENT_C)
EXPECT_TRUE(true);
#else
EXPECT_TRUE(false);
#endif
#if !INSIDE_COMPONENT_IMPL(TEST_COMPONENT_D)
EXPECT_TRUE(true);
#else
EXPECT_TRUE(false);
#endif
#if !INSIDE_COMPONENT_IMPL(TEST_COMPONENT_E)
EXPECT_TRUE(true);
#else
EXPECT_TRUE(false);
#endif
#if !INSIDE_COMPONENT_IMPL(TEST_COMPONENT_F)
EXPECT_TRUE(true);
#else
EXPECT_TRUE(false);
#endif
}
#undef IS_TEST_COMPONENT_A_IMPL
#undef IS_TEST_COMPONENT_B_IMPL
#undef IS_TEST_COMPONENT_C_IMPL
#undef IS_TEST_COMPONENT_D_IMPL
#undef IS_TEST_COMPONENT_E_IMPL
} // namespace
} // namespace base