Move code that doesn't depend on PPAPI out of remoting/client/plugin

remoting/client/plugin/empty_cursor_filter_unittest.cc

-// Copyright 2014 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 "remoting/client/plugin/empty_cursor_filter.h"
-
-#include <ostream>
-
-#include "remoting/proto/control.pb.h"
-#include "remoting/protocol/cursor_shape_stub.h"
-#include "remoting/protocol/protocol_mock_objects.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace remoting {
-
-namespace {
-
-// Chromoting cursors are always RGBA.
-const int kBytesPerPixel = 4;
-
-const int kTestCursorWidth = 100;
-const int kTestCursorHeight = 64;
-const int kTestCursorHotspotX = 10;
-const int kTestCursorHotspotY = 30;
-const int kTestCursorDataSize =
-    kTestCursorWidth * kTestCursorHeight * kBytesPerPixel;
-
-protocol::CursorShapeInfo CreateTransparentCursorShape() {
-  protocol::CursorShapeInfo transparent_cursor;
-  transparent_cursor.set_width(kTestCursorWidth);
-  transparent_cursor.set_height(kTestCursorHeight);
-  transparent_cursor.set_hotspot_x(kTestCursorHotspotX);
-  transparent_cursor.set_hotspot_y(kTestCursorHotspotY);
-  transparent_cursor.mutable_data()->resize(kTestCursorDataSize, 0);
-  return transparent_cursor;
-}
-
-protocol::CursorShapeInfo CreateOpaqueCursorShape() {
-  protocol::CursorShapeInfo cursor = CreateTransparentCursorShape();
-  cursor.mutable_data()->assign(kTestCursorDataSize, 0x01);
-  return cursor;
-}
-
-MATCHER_P(EqualsCursorShape, cursor_shape, "") {
-  // TODO(wez): Should not assume that all fields were set.
-  return arg.data() == cursor_shape.data() &&
-         arg.width() == cursor_shape.width() &&
-         arg.height() == cursor_shape.height() &&
-         arg.hotspot_x() == cursor_shape.hotspot_x() &&
-         arg.hotspot_y() == cursor_shape.hotspot_y();
-}
-
-}  // namespace
-
-namespace protocol {
-
-// This pretty-printer must be defined under remoting::protocol to be used.
-::std::ostream& operator<<(::std::ostream& os, const CursorShapeInfo& cursor) {
-  return os << "[w:" << cursor.width() << ", h:" << cursor.height()
-            << ", h.x:" << cursor.hotspot_x() << ", h.y:" << cursor.hotspot_y()
-            << ", data.size:" << cursor.data().size() << "]";
-}
-
-} // namespace protocol
-
-// Verify that EmptyCursorShape() generates a normalized empty cursor.
-TEST(EmptyCursorFilterTest, EmptyCursorShape) {
-  const protocol::CursorShapeInfo& empty_cursor = EmptyCursorShape();
-
-  // TODO(wez): Replace these individual asserts with IsCursorShapeValid()?
-  ASSERT_TRUE(empty_cursor.has_data());
-  ASSERT_TRUE(empty_cursor.has_width());
-  ASSERT_TRUE(empty_cursor.has_height());
-  ASSERT_TRUE(empty_cursor.has_hotspot_x());
-  ASSERT_TRUE(empty_cursor.has_hotspot_y());
-
-  EXPECT_EQ(0, empty_cursor.width());
-  EXPECT_EQ(0, empty_cursor.height());
-  EXPECT_EQ(0, empty_cursor.hotspot_x());
-  EXPECT_EQ(0, empty_cursor.hotspot_y());
-  EXPECT_TRUE(empty_cursor.data().empty());
-}
-
-// Verify that IsCursorShapeEmpty returns true only for normalized empty
-// cursors, not for opaque or transparent non-empty cursors.
-TEST(EmptyCursorFilterTest, IsCursorShapeEmpty) {
-  const protocol::CursorShapeInfo& kEmptyCursor = EmptyCursorShape();
-  EXPECT_TRUE(IsCursorShapeEmpty(kEmptyCursor));
-
-  const protocol::CursorShapeInfo& kOpaqueCursor = CreateOpaqueCursorShape();
-  EXPECT_FALSE(IsCursorShapeEmpty(kOpaqueCursor));
-
-  const protocol::CursorShapeInfo& kTransparentCursor =
-      CreateTransparentCursorShape();
-  EXPECT_FALSE(IsCursorShapeEmpty(kTransparentCursor));
-}
-
-// Verify that EmptyCursorFilter behaves correctly for normalized empty cursors.
-TEST(EmptyCursorFilterTest, EmptyCursor) {
-  const protocol::CursorShapeInfo& kEmptyCursor = EmptyCursorShape();
-  protocol::MockCursorShapeStub cursor_stub;
-  EmptyCursorFilter cursor_filter(&cursor_stub);
-
-  EXPECT_CALL(cursor_stub, SetCursorShape(EqualsCursorShape(kEmptyCursor)));
-
-  cursor_filter.SetCursorShape(kEmptyCursor);
-}
-
-// Verify that EmptyCursorFilter turns transparent cursors into empty ones.
-TEST(EmptyCursorFilterTest, TransparentCursor) {
-  const protocol::CursorShapeInfo& kEmptyCursor = EmptyCursorShape();
-  protocol::MockCursorShapeStub cursor_stub;
-  EmptyCursorFilter cursor_filter(&cursor_stub);
-
-  EXPECT_CALL(cursor_stub, SetCursorShape(EqualsCursorShape(kEmptyCursor)));
-
-  cursor_filter.SetCursorShape(CreateTransparentCursorShape());
-}
-
-// Verify that EmptyCursorFilter leaves non-transparent cursors alone.
-TEST(EmptyCursorFilterTest, NonTransparentCursor) {
-  const protocol::CursorShapeInfo& kOpaqueCursor = CreateOpaqueCursorShape();
-  protocol::MockCursorShapeStub cursor_stub;
-  EmptyCursorFilter cursor_filter(&cursor_stub);
-
-  EXPECT_CALL(cursor_stub, SetCursorShape(EqualsCursorShape(kOpaqueCursor)));
-
-  cursor_filter.SetCursorShape(kOpaqueCursor);
-}
-
-}  // namespace remoting