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content / test / mock_clipboard_host.cc [blame]
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/342213636): Remove this and spanify to fix the errors.
#pragma allow_unsafe_buffers
#endif
#include "content/test/mock_clipboard_host.h"
#include <vector>
#include "base/containers/contains.h"
#include "base/notreached.h"
#include "base/strings/strcat.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "mojo/public/cpp/base/big_buffer.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/base/clipboard/clipboard.h"
#include "ui/base/clipboard/clipboard_constants.h"
#include "ui/gfx/codec/png_codec.h"
namespace content {
MockClipboardHost::MockClipboardHost() = default;
MockClipboardHost::~MockClipboardHost() = default;
void MockClipboardHost::Bind(
mojo::PendingReceiver<blink::mojom::ClipboardHost> receiver) {
receivers_.Add(this, std::move(receiver));
}
void MockClipboardHost::Reset() {
plain_text_ = std::u16string();
html_text_ = std::u16string();
svg_text_ = std::u16string();
url_ = GURL();
png_.clear();
custom_data_.clear();
write_smart_paste_ = false;
needs_reset_ = false;
}
void MockClipboardHost::GetSequenceNumber(ui::ClipboardBuffer clipboard_buffer,
GetSequenceNumberCallback callback) {
std::move(callback).Run(sequence_number_);
}
std::vector<std::u16string> MockClipboardHost::ReadStandardFormatNames() {
std::vector<std::u16string> types;
if (!plain_text_.empty())
types.push_back(base::ASCIIToUTF16(ui::kMimeTypeText));
if (!html_text_.empty())
types.push_back(base::ASCIIToUTF16(ui::kMimeTypeHTML));
if (!svg_text_.empty())
types.push_back(base::ASCIIToUTF16(ui::kMimeTypeSvg));
if (!png_.empty())
types.push_back(base::ASCIIToUTF16(ui::kMimeTypePNG));
for (auto& it : custom_data_) {
CHECK(!base::Contains(types, it.first));
types.push_back(it.first);
}
return types;
}
void MockClipboardHost::ReadAvailableTypes(
ui::ClipboardBuffer clipboard_buffer,
ReadAvailableTypesCallback callback) {
std::vector<std::u16string> types = ReadStandardFormatNames();
std::move(callback).Run(std::move(types));
}
void MockClipboardHost::IsFormatAvailable(blink::mojom::ClipboardFormat format,
ui::ClipboardBuffer clipboard_buffer,
IsFormatAvailableCallback callback) {
bool result = false;
switch (format) {
case blink::mojom::ClipboardFormat::kPlaintext:
result = !plain_text_.empty();
break;
case blink::mojom::ClipboardFormat::kHtml:
result = !html_text_.empty();
break;
case blink::mojom::ClipboardFormat::kSmartPaste:
result = write_smart_paste_;
break;
case blink::mojom::ClipboardFormat::kBookmark:
result = false;
break;
}
std::move(callback).Run(result);
}
void MockClipboardHost::ReadText(ui::ClipboardBuffer clipboard_buffer,
ReadTextCallback callback) {
std::move(callback).Run(plain_text_);
}
void MockClipboardHost::ReadHtml(ui::ClipboardBuffer clipboard_buffer,
ReadHtmlCallback callback) {
std::move(callback).Run(html_text_, url_, 0, html_text_.length());
}
void MockClipboardHost::ReadSvg(ui::ClipboardBuffer clipboard_buffer,
ReadSvgCallback callback) {
std::move(callback).Run(svg_text_);
}
void MockClipboardHost::ReadRtf(ui::ClipboardBuffer clipboard_buffer,
ReadRtfCallback callback) {
std::move(callback).Run(std::string());
}
void MockClipboardHost::ReadPng(ui::ClipboardBuffer clipboard_buffer,
ReadPngCallback callback) {
std::move(callback).Run(mojo_base::BigBuffer(png_));
}
void MockClipboardHost::ReadFiles(ui::ClipboardBuffer clipboard_buffer,
ReadFilesCallback callback) {
std::move(callback).Run(blink::mojom::ClipboardFiles::New());
}
void MockClipboardHost::ReadDataTransferCustomData(
ui::ClipboardBuffer clipboard_buffer,
const std::u16string& type,
ReadDataTransferCustomDataCallback callback) {
auto it = custom_data_.find(type);
std::move(callback).Run(it != custom_data_.end() ? it->second
: std::u16string());
}
void MockClipboardHost::WriteText(const std::u16string& text) {
if (needs_reset_)
Reset();
plain_text_ = text;
}
void MockClipboardHost::WriteHtml(const std::u16string& markup,
const GURL& url) {
if (needs_reset_)
Reset();
html_text_ = markup;
url_ = url;
}
void MockClipboardHost::WriteSvg(const std::u16string& markup) {
if (needs_reset_)
Reset();
svg_text_ = markup;
}
void MockClipboardHost::WriteSmartPasteMarker() {
if (needs_reset_)
Reset();
write_smart_paste_ = true;
}
void MockClipboardHost::WriteDataTransferCustomData(
const base::flat_map<std::u16string, std::u16string>& data) {
if (needs_reset_)
Reset();
for (auto& it : data)
custom_data_[it.first] = it.second;
}
void MockClipboardHost::WriteBookmark(const std::string& url,
const std::u16string& title) {}
void MockClipboardHost::WriteImage(const SkBitmap& bitmap) {
if (needs_reset_)
Reset();
png_ =
gfx::PNGCodec::EncodeBGRASkBitmap(bitmap, /*discard_transparency=*/false)
.value_or(std::vector<uint8_t>());
}
void MockClipboardHost::CommitWrite() {
sequence_number_ = ui::ClipboardSequenceNumberToken();
needs_reset_ = true;
}
void MockClipboardHost::ReadAvailableCustomAndStandardFormats(
ReadAvailableCustomAndStandardFormatsCallback callback) {
std::vector<std::u16string> format_names = ReadStandardFormatNames();
for (const auto& item : unsanitized_custom_data_map_)
format_names.emplace_back(item.first);
std::move(callback).Run(std::move(format_names));
}
void MockClipboardHost::ReadUnsanitizedCustomFormat(
const std::u16string& format,
ReadUnsanitizedCustomFormatCallback callback) {
const auto it = unsanitized_custom_data_map_.find(format);
if (it == unsanitized_custom_data_map_.end())
return;
mojo_base::BigBuffer buffer = mojo_base::BigBuffer(it->second);
std::move(callback).Run(std::move(buffer));
}
void MockClipboardHost::WriteUnsanitizedCustomFormat(
const std::u16string& format,
mojo_base::BigBuffer data) {
if (needs_reset_)
Reset();
// Simulate the underlying platform copying this data.
std::vector<uint8_t> data_copy(data.data(), data.data() + data.size());
// Append the "web " prefix since it is removed by the clipboard writer during
// write.
std::u16string web_format =
base::StrCat({base::ASCIIToUTF16(ui::kWebClipboardFormatPrefix), format});
unsanitized_custom_data_map_[web_format] = std::move(data_copy);
}
#if BUILDFLAG(IS_MAC)
void MockClipboardHost::WriteStringToFindPboard(const std::u16string& text) {}
#endif
} // namespace content