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Diffstat (limited to 'src/rapidjson/test/unittest/encodedstreamtest.cpp')
| -rw-r--r-- | src/rapidjson/test/unittest/encodedstreamtest.cpp | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/src/rapidjson/test/unittest/encodedstreamtest.cpp b/src/rapidjson/test/unittest/encodedstreamtest.cpp new file mode 100644 index 000000000..bc234d3ba --- /dev/null +++ b/src/rapidjson/test/unittest/encodedstreamtest.cpp @@ -0,0 +1,313 @@ +// Tencent is pleased to support the open source community by making RapidJSON available. +// +// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip. All rights reserved. +// +// Licensed under the MIT License (the "License"); you may not use this file except +// in compliance with the License. You may obtain a copy of the License at +// +// http://opensource.org/licenses/MIT +// +// Unless required by applicable law or agreed to in writing, software distributed +// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR +// CONDITIONS OF ANY KIND, either express or implied. See the License for the +// specific language governing permissions and limitations under the License. + +#include "unittest.h" +#include "rapidjson/filereadstream.h" +#include "rapidjson/filewritestream.h" +#include "rapidjson/encodedstream.h" +#include "rapidjson/stringbuffer.h" +#include "rapidjson/memorystream.h" +#include "rapidjson/memorybuffer.h" + +using namespace rapidjson; + +class EncodedStreamTest : public ::testing::Test { +public: + EncodedStreamTest() : json_(), length_() {} + virtual ~EncodedStreamTest(); + + virtual void SetUp() { + json_ = ReadFile("utf8.json", true, &length_); + } + + virtual void TearDown() { + free(json_); + json_ = 0; + } + +private: + EncodedStreamTest(const EncodedStreamTest&); + EncodedStreamTest& operator=(const EncodedStreamTest&); + +protected: + static FILE* Open(const char* filename) { + const char *paths[] = { + "encodings", + "bin/encodings", + "../bin/encodings", + "../../bin/encodings", + "../../../bin/encodings" + }; + char buffer[1024]; + for (size_t i = 0; i < sizeof(paths) / sizeof(paths[0]); i++) { + sprintf(buffer, "%s/%s", paths[i], filename); + FILE *fp = fopen(buffer, "rb"); + if (fp) + return fp; + } + return 0; + } + + static char *ReadFile(const char* filename, bool appendPath, size_t* outLength) { + FILE *fp = appendPath ? Open(filename) : fopen(filename, "rb"); + + if (!fp) { + *outLength = 0; + return 0; + } + + fseek(fp, 0, SEEK_END); + *outLength = static_cast<size_t>(ftell(fp)); + fseek(fp, 0, SEEK_SET); + char* buffer = static_cast<char*>(malloc(*outLength + 1)); + size_t readLength = fread(buffer, 1, *outLength, fp); + buffer[readLength] = '\0'; + fclose(fp); + return buffer; + } + + template <typename FileEncoding, typename MemoryEncoding> + void TestEncodedInputStream(const char* filename) { + // Test FileReadStream + { + char buffer[16]; + FILE *fp = Open(filename); + ASSERT_TRUE(fp != 0); + FileReadStream fs(fp, buffer, sizeof(buffer)); + EncodedInputStream<FileEncoding, FileReadStream> eis(fs); + StringStream s(json_); + + while (eis.Peek() != '\0') { + unsigned expected, actual; + EXPECT_TRUE(UTF8<>::Decode(s, &expected)); + EXPECT_TRUE(MemoryEncoding::Decode(eis, &actual)); + EXPECT_EQ(expected, actual); + } + EXPECT_EQ('\0', s.Peek()); + fclose(fp); + } + + // Test MemoryStream + { + size_t size; + char* data = ReadFile(filename, true, &size); + MemoryStream ms(data, size); + EncodedInputStream<FileEncoding, MemoryStream> eis(ms); + StringStream s(json_); + + while (eis.Peek() != '\0') { + unsigned expected, actual; + EXPECT_TRUE(UTF8<>::Decode(s, &expected)); + EXPECT_TRUE(MemoryEncoding::Decode(eis, &actual)); + EXPECT_EQ(expected, actual); + } + EXPECT_EQ('\0', s.Peek()); + free(data); + EXPECT_EQ(size, eis.Tell()); + } + } + + void TestAutoUTFInputStream(const char *filename, bool expectHasBOM) { + // Test FileReadStream + { + char buffer[16]; + FILE *fp = Open(filename); + ASSERT_TRUE(fp != 0); + FileReadStream fs(fp, buffer, sizeof(buffer)); + AutoUTFInputStream<unsigned, FileReadStream> eis(fs); + EXPECT_EQ(expectHasBOM, eis.HasBOM()); + StringStream s(json_); + while (eis.Peek() != '\0') { + unsigned expected, actual; + EXPECT_TRUE(UTF8<>::Decode(s, &expected)); + EXPECT_TRUE(AutoUTF<unsigned>::Decode(eis, &actual)); + EXPECT_EQ(expected, actual); + } + EXPECT_EQ('\0', s.Peek()); + fclose(fp); + } + + // Test MemoryStream + { + size_t size; + char* data = ReadFile(filename, true, &size); + MemoryStream ms(data, size); + AutoUTFInputStream<unsigned, MemoryStream> eis(ms); + EXPECT_EQ(expectHasBOM, eis.HasBOM()); + StringStream s(json_); + + while (eis.Peek() != '\0') { + unsigned expected, actual; + EXPECT_TRUE(UTF8<>::Decode(s, &expected)); + EXPECT_TRUE(AutoUTF<unsigned>::Decode(eis, &actual)); + EXPECT_EQ(expected, actual); + } + EXPECT_EQ('\0', s.Peek()); + free(data); + EXPECT_EQ(size, eis.Tell()); + } + } + + template <typename FileEncoding, typename MemoryEncoding> + void TestEncodedOutputStream(const char* expectedFilename, bool putBOM) { + // Test FileWriteStream + { + char filename[L_tmpnam]; + FILE* fp = TempFile(filename); + char buffer[16]; + FileWriteStream os(fp, buffer, sizeof(buffer)); + EncodedOutputStream<FileEncoding, FileWriteStream> eos(os, putBOM); + StringStream s(json_); + while (s.Peek() != '\0') { + bool success = Transcoder<UTF8<>, MemoryEncoding>::Transcode(s, eos); + EXPECT_TRUE(success); + } + eos.Flush(); + fclose(fp); + EXPECT_TRUE(CompareFile(filename, expectedFilename)); + remove(filename); + } + + // Test MemoryBuffer + { + MemoryBuffer mb; + EncodedOutputStream<FileEncoding, MemoryBuffer> eos(mb, putBOM); + StringStream s(json_); + while (s.Peek() != '\0') { + bool success = Transcoder<UTF8<>, MemoryEncoding>::Transcode(s, eos); + EXPECT_TRUE(success); + } + eos.Flush(); + EXPECT_TRUE(CompareBufferFile(mb.GetBuffer(), mb.GetSize(), expectedFilename)); + } + } + + void TestAutoUTFOutputStream(UTFType type, bool putBOM, const char *expectedFilename) { + // Test FileWriteStream + { + char filename[L_tmpnam]; + FILE* fp = TempFile(filename); + + char buffer[16]; + FileWriteStream os(fp, buffer, sizeof(buffer)); + AutoUTFOutputStream<unsigned, FileWriteStream> eos(os, type, putBOM); + StringStream s(json_); + while (s.Peek() != '\0') { + bool success = Transcoder<UTF8<>, AutoUTF<unsigned> >::Transcode(s, eos); + EXPECT_TRUE(success); + } + eos.Flush(); + fclose(fp); + EXPECT_TRUE(CompareFile(filename, expectedFilename)); + remove(filename); + } + + // Test MemoryBuffer + { + MemoryBuffer mb; + AutoUTFOutputStream<unsigned, MemoryBuffer> eos(mb, type, putBOM); + StringStream s(json_); + while (s.Peek() != '\0') { + bool success = Transcoder<UTF8<>, AutoUTF<unsigned> >::Transcode(s, eos); + EXPECT_TRUE(success); + } + eos.Flush(); + EXPECT_TRUE(CompareBufferFile(mb.GetBuffer(), mb.GetSize(), expectedFilename)); + } + } + + bool CompareFile(const char* filename, const char* expectedFilename) { + size_t actualLength, expectedLength; + char* actualBuffer = ReadFile(filename, false, &actualLength); + char* expectedBuffer = ReadFile(expectedFilename, true, &expectedLength); + bool ret = (expectedLength == actualLength) && memcmp(expectedBuffer, actualBuffer, actualLength) == 0; + free(actualBuffer); + free(expectedBuffer); + return ret; + } + + bool CompareBufferFile(const char* actualBuffer, size_t actualLength, const char* expectedFilename) { + size_t expectedLength; + char* expectedBuffer = ReadFile(expectedFilename, true, &expectedLength); + bool ret = (expectedLength == actualLength) && memcmp(expectedBuffer, actualBuffer, actualLength) == 0; + free(expectedBuffer); + return ret; + } + + char *json_; + size_t length_; +}; + +EncodedStreamTest::~EncodedStreamTest() {} + +TEST_F(EncodedStreamTest, EncodedInputStream) { + TestEncodedInputStream<UTF8<>, UTF8<> >("utf8.json"); + TestEncodedInputStream<UTF8<>, UTF8<> >("utf8bom.json"); + TestEncodedInputStream<UTF16LE<>, UTF16<> >("utf16le.json"); + TestEncodedInputStream<UTF16LE<>, UTF16<> >("utf16lebom.json"); + TestEncodedInputStream<UTF16BE<>, UTF16<> >("utf16be.json"); + TestEncodedInputStream<UTF16BE<>, UTF16<> >("utf16bebom.json"); + TestEncodedInputStream<UTF32LE<>, UTF32<> >("utf32le.json"); + TestEncodedInputStream<UTF32LE<>, UTF32<> >("utf32lebom.json"); + TestEncodedInputStream<UTF32BE<>, UTF32<> >("utf32be.json"); + TestEncodedInputStream<UTF32BE<>, UTF32<> >("utf32bebom.json"); +} + +TEST_F(EncodedStreamTest, AutoUTFInputStream) { + TestAutoUTFInputStream("utf8.json", false); + TestAutoUTFInputStream("utf8bom.json", true); + TestAutoUTFInputStream("utf16le.json", false); + TestAutoUTFInputStream("utf16lebom.json",true); + TestAutoUTFInputStream("utf16be.json", false); + TestAutoUTFInputStream("utf16bebom.json",true); + TestAutoUTFInputStream("utf32le.json", false); + TestAutoUTFInputStream("utf32lebom.json",true); + TestAutoUTFInputStream("utf32be.json", false); + TestAutoUTFInputStream("utf32bebom.json", true); + + { + // Auto detection fail, use user defined UTF type + const char json[] = "{ }"; + MemoryStream ms(json, sizeof(json)); + AutoUTFInputStream<unsigned, MemoryStream> eis(ms, kUTF8); + EXPECT_FALSE(eis.HasBOM()); + EXPECT_EQ(kUTF8, eis.GetType()); + } +} + +TEST_F(EncodedStreamTest, EncodedOutputStream) { + TestEncodedOutputStream<UTF8<>, UTF8<> >("utf8.json", false); + TestEncodedOutputStream<UTF8<>, UTF8<> >("utf8bom.json", true); + TestEncodedOutputStream<UTF16LE<>, UTF16<> >("utf16le.json", false); + TestEncodedOutputStream<UTF16LE<>, UTF16<> >("utf16lebom.json",true); + TestEncodedOutputStream<UTF16BE<>, UTF16<> >("utf16be.json", false); + TestEncodedOutputStream<UTF16BE<>, UTF16<> >("utf16bebom.json",true); + TestEncodedOutputStream<UTF32LE<>, UTF32<> >("utf32le.json", false); + TestEncodedOutputStream<UTF32LE<>, UTF32<> >("utf32lebom.json",true); + TestEncodedOutputStream<UTF32BE<>, UTF32<> >("utf32be.json", false); + TestEncodedOutputStream<UTF32BE<>, UTF32<> >("utf32bebom.json",true); +} + +TEST_F(EncodedStreamTest, AutoUTFOutputStream) { + TestAutoUTFOutputStream(kUTF8, false, "utf8.json"); + TestAutoUTFOutputStream(kUTF8, true, "utf8bom.json"); + TestAutoUTFOutputStream(kUTF16LE, false, "utf16le.json"); + TestAutoUTFOutputStream(kUTF16LE, true, "utf16lebom.json"); + TestAutoUTFOutputStream(kUTF16BE, false, "utf16be.json"); + TestAutoUTFOutputStream(kUTF16BE, true, "utf16bebom.json"); + TestAutoUTFOutputStream(kUTF32LE, false, "utf32le.json"); + TestAutoUTFOutputStream(kUTF32LE, true, "utf32lebom.json"); + TestAutoUTFOutputStream(kUTF32BE, false, "utf32be.json"); + TestAutoUTFOutputStream(kUTF32BE, true, "utf32bebom.json"); +} |