blob: f26249fd30e318edfb86d4191f8758f571cb7cfe [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/base/upload_bytes_element_reader.h"
#include <memory>
#include "net/base/completion_once_callback.h"
#include "net/base/io_buffer.h"
#include "net/base/net_errors.h"
#include "net/test/gtest_util.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/platform_test.h"
using net::test::IsOk;
namespace net {
class UploadBytesElementReaderTest : public PlatformTest {
protected:
void SetUp() override {
bytes_.assign({'1', '2', '3', 'a', 'b', 'c'});
reader_.reset(new UploadBytesElementReader(&bytes_[0], bytes_.size()));
ASSERT_THAT(reader_->Init(CompletionOnceCallback()), IsOk());
EXPECT_EQ(bytes_.size(), reader_->GetContentLength());
EXPECT_EQ(bytes_.size(), reader_->BytesRemaining());
EXPECT_TRUE(reader_->IsInMemory());
}
std::vector<char> bytes_;
std::unique_ptr<UploadElementReader> reader_;
};
TEST_F(UploadBytesElementReaderTest, ReadPartially) {
const size_t kHalfSize = bytes_.size() / 2;
std::vector<char> buf(kHalfSize);
scoped_refptr<IOBuffer> wrapped_buffer =
base::MakeRefCounted<WrappedIOBuffer>(&buf[0]);
EXPECT_EQ(static_cast<int>(buf.size()),
reader_->Read(wrapped_buffer.get(), buf.size(),
CompletionOnceCallback()));
EXPECT_EQ(bytes_.size() - buf.size(), reader_->BytesRemaining());
bytes_.resize(kHalfSize); // Resize to compare.
EXPECT_EQ(bytes_, buf);
}
TEST_F(UploadBytesElementReaderTest, ReadAll) {
std::vector<char> buf(bytes_.size());
scoped_refptr<IOBuffer> wrapped_buffer =
base::MakeRefCounted<WrappedIOBuffer>(&buf[0]);
EXPECT_EQ(static_cast<int>(buf.size()),
reader_->Read(wrapped_buffer.get(), buf.size(),
CompletionOnceCallback()));
EXPECT_EQ(0U, reader_->BytesRemaining());
EXPECT_EQ(bytes_, buf);
// Try to read again.
EXPECT_EQ(0, reader_->Read(wrapped_buffer.get(), buf.size(),
CompletionOnceCallback()));
}
TEST_F(UploadBytesElementReaderTest, ReadTooMuch) {
const size_t kTooLargeSize = bytes_.size() * 2;
std::vector<char> buf(kTooLargeSize);
scoped_refptr<IOBuffer> wrapped_buffer =
base::MakeRefCounted<WrappedIOBuffer>(&buf[0]);
EXPECT_EQ(static_cast<int>(bytes_.size()),
reader_->Read(wrapped_buffer.get(), buf.size(),
CompletionOnceCallback()));
EXPECT_EQ(0U, reader_->BytesRemaining());
buf.resize(bytes_.size()); // Resize to compare.
EXPECT_EQ(bytes_, buf);
}
TEST_F(UploadBytesElementReaderTest, MultipleInit) {
std::vector<char> buf(bytes_.size());
scoped_refptr<IOBuffer> wrapped_buffer =
base::MakeRefCounted<WrappedIOBuffer>(&buf[0]);
// Read all.
EXPECT_EQ(static_cast<int>(buf.size()),
reader_->Read(wrapped_buffer.get(), buf.size(),
CompletionOnceCallback()));
EXPECT_EQ(0U, reader_->BytesRemaining());
EXPECT_EQ(bytes_, buf);
// Call Init() again to reset the state.
ASSERT_THAT(reader_->Init(CompletionOnceCallback()), IsOk());
EXPECT_EQ(bytes_.size(), reader_->GetContentLength());
EXPECT_EQ(bytes_.size(), reader_->BytesRemaining());
// Read again.
EXPECT_EQ(static_cast<int>(buf.size()),
reader_->Read(wrapped_buffer.get(), buf.size(),
CompletionOnceCallback()));
EXPECT_EQ(0U, reader_->BytesRemaining());
EXPECT_EQ(bytes_, buf);
}
} // namespace net