mirror of
https://bitbucket.org/chromiumembedded/cef
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78bfefee5e
git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1571 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
365 lines
9.3 KiB
C++
365 lines
9.3 KiB
C++
// Copyright (c) 2009 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include <algorithm>
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#include "include/cef_stream.h"
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#include "testing/gtest/include/gtest/gtest.h"
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static void VerifyStreamReadBehavior(CefRefPtr<CefStreamReader> stream,
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const std::string& contents) {
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int contentSize = static_cast<int>(contents.size());
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const char* contentStr = contents.c_str();
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// Move to the beginning of the stream
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ASSERT_EQ(0, stream->Seek(0, SEEK_SET));
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ASSERT_EQ(0, stream->Tell());
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// Move to the end of the stream
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ASSERT_EQ(0, stream->Seek(0, SEEK_END));
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ASSERT_EQ(contentSize, stream->Tell());
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// Move to the beginning of the stream
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ASSERT_EQ(0, stream->Seek(-contentSize, SEEK_CUR));
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ASSERT_EQ(0, stream->Tell());
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// Read 10 characters at a time and verify the result
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char buff[10];
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int res, read, offset = 0;
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do {
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read = std::min(static_cast<int>(sizeof(buff)), contentSize-offset);
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res = static_cast<int>(stream->Read(buff, 1, read));
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ASSERT_EQ(read, res);
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ASSERT_TRUE(!memcmp(contentStr+offset, buff, res));
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offset += res;
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} while (offset < contentSize);
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// Read past the end of the file
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stream->Read(buff, 1, 1);
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ASSERT_TRUE(stream->Eof());
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}
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static void VerifyStreamWriteBehavior(CefRefPtr<CefStreamWriter> stream,
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const std::string& contents) {
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int contentSize = static_cast<int>(contents.size());
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const char* contentStr = contents.c_str();
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// Write 10 characters at a time and verify the result
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int res, write, offset = 0;
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do {
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write = std::min(10, contentSize-offset);
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res = static_cast<int>(stream->Write(contentStr+offset, 1, write));
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ASSERT_EQ(write, res);
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offset += res;
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ASSERT_EQ(offset, stream->Tell());
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} while (offset < contentSize);
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// Move to the beginning of the stream
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ASSERT_EQ(0, stream->Seek(-contentSize, SEEK_CUR));
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ASSERT_EQ(0, stream->Tell());
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// Move to the end of the stream
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ASSERT_EQ(0, stream->Seek(0, SEEK_END));
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ASSERT_EQ(contentSize, stream->Tell());
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// Move to the beginning of the stream
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ASSERT_EQ(0, stream->Seek(0, SEEK_SET));
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ASSERT_EQ(0, stream->Tell());
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}
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TEST(StreamTest, ReadFile) {
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const char* fileName = "StreamTest.VerifyReadFile.txt";
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CefString fileNameStr = "StreamTest.VerifyReadFile.txt";
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std::string contents = "This is my test\ncontents for the file";
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// Create the file
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FILE* f = NULL;
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#ifdef _WIN32
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fopen_s(&f, fileName, "wb");
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#else
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f = fopen(fileName, "wb");
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#endif
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ASSERT_TRUE(f != NULL);
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ASSERT_EQ((size_t)1, fwrite(contents.c_str(), contents.size(), 1, f));
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fclose(f);
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// Test the stream
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CefRefPtr<CefStreamReader> stream(
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CefStreamReader::CreateForFile(fileNameStr));
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ASSERT_TRUE(stream.get() != NULL);
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VerifyStreamReadBehavior(stream, contents);
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// Release the file pointer
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stream = NULL;
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// Delete the file
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#ifdef _WIN32
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ASSERT_EQ(0, _unlink(fileName));
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#else
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ASSERT_EQ(0, unlink(fileName));
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#endif
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}
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TEST(StreamTest, ReadData) {
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std::string contents = "This is my test\ncontents for the file";
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// Test the stream
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CefRefPtr<CefStreamReader> stream(
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CefStreamReader::CreateForData(
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static_cast<void*>(const_cast<char*>(contents.c_str())),
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contents.size()));
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ASSERT_TRUE(stream.get() != NULL);
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VerifyStreamReadBehavior(stream, contents);
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}
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TEST(StreamTest, WriteFile) {
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const char* fileName = "StreamTest.VerifyWriteFile.txt";
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CefString fileNameStr = "StreamTest.VerifyWriteFile.txt";
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std::string contents = "This is my test\ncontents for the file";
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// Test the stream
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CefRefPtr<CefStreamWriter> stream(
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CefStreamWriter::CreateForFile(fileNameStr));
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ASSERT_TRUE(stream.get() != NULL);
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VerifyStreamWriteBehavior(stream, contents);
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// Release the file pointer
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stream = NULL;
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// Read the file that was written
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FILE* f = NULL;
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char* buff = new char[contents.size()];
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#ifdef _WIN32
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fopen_s(&f, fileName, "rb");
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#else
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f = fopen(fileName, "rb");
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#endif
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ASSERT_TRUE(f != NULL);
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ASSERT_EQ((size_t)1, fread(buff, contents.size(), 1, f));
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// Read past the end of the file
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fgetc(f);
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ASSERT_TRUE(feof(f));
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fclose(f);
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// Verify the file contents
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ASSERT_TRUE(!memcmp(contents.c_str(), buff, contents.size()));
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delete [] buff;
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// Delete the file
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#ifdef _WIN32
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ASSERT_EQ(0, _unlink(fileName));
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#else
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ASSERT_EQ(0, unlink(fileName));
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#endif
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}
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bool g_ReadHandlerTesterDeleted = false;
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class ReadHandlerTester : public CefReadHandler {
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public:
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ReadHandlerTester()
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: read_called_(false),
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read_ptr_(NULL),
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read_size_(0),
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read_n_(0),
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seek_called_(false),
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seek_offset_(0),
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seek_whence_(0),
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tell_called_(false),
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eof_called_(false) {
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}
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virtual ~ReadHandlerTester() {
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g_ReadHandlerTesterDeleted = true;
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}
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virtual size_t Read(void* ptr, size_t size, size_t n) {
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read_called_ = true;
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read_ptr_ = ptr;
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read_size_ = size;
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read_n_ = n;
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return 10;
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}
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virtual int Seek(int64 offset, int whence) {
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seek_called_ = true;
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seek_offset_ = offset;
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seek_whence_ = whence;
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return 10;
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}
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virtual int64 Tell() {
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tell_called_ = true;
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return 10;
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}
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virtual int Eof() {
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eof_called_ = true;
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return 10;
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}
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bool read_called_;
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const void* read_ptr_;
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size_t read_size_;
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size_t read_n_;
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bool seek_called_;
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int64 seek_offset_;
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int seek_whence_;
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bool tell_called_;
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bool eof_called_;
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IMPLEMENT_REFCOUNTING(ReadHandlerTester);
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};
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TEST(StreamTest, ReadHandler) {
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ReadHandlerTester* handler = new ReadHandlerTester();
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ASSERT_TRUE(handler != NULL);
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CefRefPtr<CefStreamReader> stream(CefStreamReader::CreateForHandler(handler));
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ASSERT_TRUE(stream.get() != NULL);
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// CefReadHandler Read
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const char* read_ptr = "My data";
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size_t read_size = sizeof(read_ptr);
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size_t read_n = 1;
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size_t read_res = stream->Read(
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static_cast<void*>(const_cast<char*>(read_ptr)), read_size, read_n);
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ASSERT_TRUE(handler->read_called_);
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ASSERT_EQ((size_t)10, read_res);
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ASSERT_EQ(read_ptr, handler->read_ptr_);
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ASSERT_EQ(read_size, handler->read_size_);
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ASSERT_EQ(read_n, handler->read_n_);
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// CefReadHandler Seek
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int64 seek_offset = 10;
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int seek_whence = SEEK_CUR;
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int seek_res = stream->Seek(seek_offset, seek_whence);
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ASSERT_TRUE(handler->seek_called_);
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ASSERT_EQ(10, seek_res);
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ASSERT_EQ(seek_offset, handler->seek_offset_);
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ASSERT_EQ(seek_whence, handler->seek_whence_);
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// CefReadHandler Tell
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int64 tell_res = stream->Tell();
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ASSERT_TRUE(handler->tell_called_);
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ASSERT_EQ(10, tell_res);
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// CefReadHandler Eof
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int eof_res = stream->Eof();
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ASSERT_TRUE(handler->eof_called_);
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ASSERT_EQ(10, eof_res);
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// Delete the stream
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stream = NULL;
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// Verify that the handler object was deleted
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ASSERT_TRUE(g_ReadHandlerTesterDeleted);
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}
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bool g_WriteHandlerTesterDeleted = false;
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class WriteHandlerTester : public CefWriteHandler {
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public:
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WriteHandlerTester()
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: write_called_(false),
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write_ptr_(NULL),
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write_size_(0),
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write_n_(0),
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seek_called_(false),
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seek_offset_(0),
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seek_whence_(0),
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tell_called_(false),
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flush_called_(false) {
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}
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virtual ~WriteHandlerTester() {
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g_WriteHandlerTesterDeleted = true;
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}
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virtual size_t Write(const void* ptr, size_t size, size_t n) {
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write_called_ = true;
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write_ptr_ = ptr;
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write_size_ = size;
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write_n_ = n;
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return 10;
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}
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virtual int Seek(int64 offset, int whence) {
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seek_called_ = true;
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seek_offset_ = offset;
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seek_whence_ = whence;
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return 10;
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}
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virtual int64 Tell() {
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tell_called_ = true;
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return 10;
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}
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virtual int Flush() {
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flush_called_ = true;
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return 10;
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}
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bool write_called_;
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const void* write_ptr_;
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size_t write_size_;
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size_t write_n_;
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bool seek_called_;
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int64 seek_offset_;
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int seek_whence_;
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bool tell_called_;
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bool flush_called_;
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IMPLEMENT_REFCOUNTING(WriteHandlerTester);
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};
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TEST(StreamTest, WriteHandler) {
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WriteHandlerTester* handler = new WriteHandlerTester();
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ASSERT_TRUE(handler != NULL);
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CefRefPtr<CefStreamWriter> stream(CefStreamWriter::CreateForHandler(handler));
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ASSERT_TRUE(stream.get() != NULL);
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// CefWriteHandler Write
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const char* write_ptr = "My data";
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size_t write_size = sizeof(write_ptr);
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size_t write_n = 1;
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size_t write_res = stream->Write(write_ptr, write_size, write_n);
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ASSERT_TRUE(handler->write_called_);
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ASSERT_EQ((size_t)10, write_res);
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ASSERT_EQ(write_ptr, handler->write_ptr_);
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ASSERT_EQ(write_size, handler->write_size_);
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ASSERT_EQ(write_n, handler->write_n_);
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// CefWriteHandler Seek
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int64 seek_offset = 10;
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int seek_whence = SEEK_CUR;
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int seek_res = stream->Seek(seek_offset, seek_whence);
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ASSERT_TRUE(handler->seek_called_);
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ASSERT_EQ(10, seek_res);
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ASSERT_EQ(seek_offset, handler->seek_offset_);
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ASSERT_EQ(seek_whence, handler->seek_whence_);
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// CefWriteHandler Tell
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int64 tell_res = stream->Tell();
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ASSERT_TRUE(handler->tell_called_);
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ASSERT_EQ(10, tell_res);
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// CefWriteHandler Flush
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int flush_res = stream->Flush();
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ASSERT_TRUE(handler->flush_called_);
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ASSERT_EQ(10, flush_res);
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// Delete the stream
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stream = NULL;
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// Verify that the handler object was deleted
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ASSERT_TRUE(g_WriteHandlerTesterDeleted);
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}
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