diff options
author | Feng Xiao <xfxyjwf@gmail.com> | 2014-11-10 17:34:54 -0800 |
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committer | Feng Xiao <xfxyjwf@gmail.com> | 2014-11-10 17:34:54 -0800 |
commit | 6ef984af4b0c63c1c33127a12dcfc8e6359f0c9e (patch) | |
tree | d17c61ff9f3ae28224fbddac6d26bfc59e2cf755 /src/google/protobuf/arenastring_unittest.cc | |
parent | baca1a8a1aa180c42de6278d3b8286c4496c6a10 (diff) |
Down-integrate from internal code base.
Diffstat (limited to 'src/google/protobuf/arenastring_unittest.cc')
-rw-r--r-- | src/google/protobuf/arenastring_unittest.cc | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/google/protobuf/arenastring_unittest.cc b/src/google/protobuf/arenastring_unittest.cc new file mode 100644 index 00000000..8ebd4b9c --- /dev/null +++ b/src/google/protobuf/arenastring_unittest.cc @@ -0,0 +1,112 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2008 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// arenastring_unittest.cc is not open-sourced. Do not include in open-source +// distribution. + +// Based on mvels@'s frankenstring. + +#include <google/protobuf/arenastring.h> + +#include <string> +#include <memory> +#ifndef _SHARED_PTR_H +#include <google/protobuf/stubs/shared_ptr.h> +#endif +#include <cstdlib> + +#include <google/protobuf/stubs/common.h> +#include <gtest/gtest.h> + +namespace google { +using google::protobuf::internal::ArenaString; +using google::protobuf::internal::ArenaStringPtr; + +namespace protobuf { + + +static string WrapString(const char* value) { + return value; +} + +// Test ArenaStringPtr with arena == NULL. +TEST(ArenaStringPtrTest, ArenaStringPtrOnHeap) { + ArenaStringPtr field; + ::std::string default_value = "default"; + field.UnsafeSetDefault(&default_value); + EXPECT_EQ(string("default"), field.Get(&default_value)); + field.Set(&default_value, WrapString("Test short"), NULL); + EXPECT_EQ(string("Test short"), field.Get(&default_value)); + field.Set(&default_value, WrapString("Test long long long long value"), NULL); + EXPECT_EQ(string("Test long long long long value"), field.Get(&default_value)); + field.Set(&default_value, string(""), NULL); + field.Destroy(&default_value, NULL); + + ArenaStringPtr field2; + field2.UnsafeSetDefault(&default_value); + ::std::string* mut = field2.Mutable(&default_value, NULL); + EXPECT_EQ(mut, field2.Mutable(&default_value, NULL)); + EXPECT_EQ(mut, &field2.Get(&default_value)); + EXPECT_NE(&default_value, mut); + EXPECT_EQ(string("default"), *mut); + *mut = "Test long long long long value"; // ensure string allocates storage + EXPECT_EQ(string("Test long long long long value"), field2.Get(&default_value)); + field2.Destroy(&default_value, NULL); +} + +TEST(ArenaStringPtrTest, ArenaStringPtrOnArena) { + google::protobuf::Arena arena; + ArenaStringPtr field; + ::std::string default_value = "default"; + field.UnsafeSetDefault(&default_value); + EXPECT_EQ(string("default"), field.Get(&default_value)); + field.Set(&default_value, WrapString("Test short"), &arena); + EXPECT_EQ(string("Test short"), field.Get(&default_value)); + field.Set(&default_value, WrapString("Test long long long long value"), &arena); + EXPECT_EQ(string("Test long long long long value"), + field.Get(&default_value)); + field.Set(&default_value, string(""), &arena); + field.Destroy(&default_value, &arena); + + ArenaStringPtr field2; + field2.UnsafeSetDefault(&default_value); + ::std::string* mut = field2.Mutable(&default_value, &arena); + EXPECT_EQ(mut, field2.Mutable(&default_value, &arena)); + EXPECT_EQ(mut, &field2.Get(&default_value)); + EXPECT_NE(&default_value, mut); + EXPECT_EQ(string("default"), *mut); + *mut = "Test long long long long value"; // ensure string allocates storage + EXPECT_EQ(string("Test long long long long value"), + field2.Get(&default_value)); + field2.Destroy(&default_value, &arena); +} + +} // namespace protobuf +} // namespace google |