hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
29 lines
1.0 KiB
C++
29 lines
1.0 KiB
C++
// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <memory>
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#include <string>
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#include "base/debug/alias.h"
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#include "testing/gtest/include/gtest/gtest.h"
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TEST(DebugAlias, Test) {
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std::unique_ptr<std::string> input =
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std::make_unique<std::string>("string contents");
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// Verify the contents get copied + the new local variable has the right type.
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DEBUG_ALIAS_FOR_CSTR(copy1, input->c_str(), 100 /* > input->size() */);
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static_assert(sizeof(copy1) == 100,
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"Verification that copy1 has expected size");
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EXPECT_STREQ("string contents", copy1);
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// Verify that the copy is properly null-terminated even when it is smaller
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// than the input string.
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DEBUG_ALIAS_FOR_CSTR(copy2, input->c_str(), 3 /* < input->size() */);
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static_assert(sizeof(copy2) == 3,
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"Verification that copy2 has expected size");
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EXPECT_STREQ("st", copy2);
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EXPECT_EQ('\0', copy2[2]);
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}
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