cc/resources/picture_pile_unittest.cc - Issue 1144693002: cc: Move files out of cc/resources/.

Unified Diff: cc/resources/picture_pile_unittest.cc

Issue 1144693002: cc: Move files out of cc/resources/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: resources: android Created 5 years, 7 months ago

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Index: cc/resources/picture_pile_unittest.cc

diff --git a/cc/resources/picture_pile_unittest.cc b/cc/resources/picture_pile_unittest.cc

deleted file mode 100644

index 882bbf457f133772bc7994455c095de9b1c8018f..0000000000000000000000000000000000000000

--- a/cc/resources/picture_pile_unittest.cc

+++ /dev/null

@@ -1,1345 +0,0 @@

-// Use of this source code is governed by a BSD-style license that can be

-// found in the LICENSE file.

-#include <map>

-#include <utility>

-#include "cc/resources/picture_pile.h"

-#include "cc/test/fake_content_layer_client.h"

-#include "cc/test/fake_picture_pile.h"

-#include "testing/gtest/include/gtest/gtest.h"

-#include "ui/gfx/geometry/rect_conversions.h"

-#include "ui/gfx/geometry/size_conversions.h"

-namespace cc {

-namespace {

-class PicturePileTestBase {

- public:

- PicturePileTestBase()

- : min_scale_(0.125),

- pile_(min_scale_, gfx::Size(1000, 1000)),

- frame_number_(0) {}

- void InitializeData() {

- pile_.SetTileGridSize(gfx::Size(1000, 1000));

- pile_.SetMinContentsScale(min_scale_);

- client_ = FakeContentLayerClient();

- SetTilingSize(pile_.tiling().max_texture_size());

- }

- void SetTilingSize(const gfx::Size& tiling_size) {

- Region invalidation;

- gfx::Rect viewport_rect(tiling_size);

- UpdateAndExpandInvalidation(&invalidation, tiling_size, viewport_rect);

- }

- gfx::Size tiling_size() const { return pile_.GetSize(); }

- gfx::Rect tiling_rect() const { return gfx::Rect(pile_.GetSize()); }

- bool UpdateAndExpandInvalidation(Region* invalidation,

- const gfx::Size& layer_size,

- const gfx::Rect& visible_layer_rect) {

- frame_number_++;

- return pile_.UpdateAndExpandInvalidation(&client_, invalidation, layer_size,

- visible_layer_rect, frame_number_,

- RecordingSource::RECORD_NORMALLY);

- }

- bool UpdateWholePile() {

- Region invalidation = tiling_rect();

- bool result = UpdateAndExpandInvalidation(&invalidation, tiling_size(),

- tiling_rect());

- EXPECT_EQ(tiling_rect().ToString(), invalidation.ToString());

- return result;

- }

- FakeContentLayerClient client_;

- float min_scale_;

- FakePicturePile pile_;

- int frame_number_;

-};

-class PicturePileTest : public PicturePileTestBase, public testing::Test {

- public:

- void SetUp() override { InitializeData(); }

-};

-TEST_F(PicturePileTest, InvalidationOnTileBorderOutsideInterestRect) {

- // Don't expand the interest rect past what we invalidate.

- pile_.SetPixelRecordDistance(0);

- gfx::Size tile_size(100, 100);

- pile_.tiling().SetMaxTextureSize(tile_size);

- gfx::Size pile_size(400, 400);

- SetTilingSize(pile_size);

- // We have multiple tiles.

- EXPECT_GT(pile_.tiling().num_tiles_x(), 2);

- EXPECT_GT(pile_.tiling().num_tiles_y(), 2);

- // Record everything.

- Region invalidation(tiling_rect());

- UpdateAndExpandInvalidation(&invalidation, tiling_size(), tiling_rect());

- // +----------+-----------------+-----------+

- // | | VVVV 1,0| |

- // | | VVVV | |

- // | ...|.................|... |

- // +----------+-----------------+-----------+

- // | ...| |... |

- // | ...| 1,1|... |

- // +----------+-----------------+-----------+

- // | ...|.................|... |

- // +----------+-----------------+-----------+

- //

- // .. = border pixels for tile 1,1

- // VV = interest rect (what we will record)

- //

- // The first invalidation is inside VV, so it does not touch border pixels of

- // tile 1,1.

- //

- // The second invalidation goes below VV into the .. border pixels of 1,1.

- // This is the VV interest rect which will be entirely inside 1,0 and not

- // touch the border of 1,1.

- gfx::Rect interest_rect(

- pile_.tiling().TilePositionX(1) + pile_.tiling().border_texels(),

- 0,

- 10,

- pile_.tiling().TileSizeY(0) - pile_.tiling().border_texels());

- // Invalidate tile 1,0 only. This is a rect that avoids the borders of any

- // other tiles.

- gfx::Rect invalidate_tile = interest_rect;

- // This should cause the tile 1,0 to be invalidated and re-recorded. The

- // invalidation did not need to be expanded.

- invalidation = invalidate_tile;

- UpdateAndExpandInvalidation(&invalidation, tiling_size(), interest_rect);

- EXPECT_EQ(invalidate_tile, invalidation);

- // Invalidate tile 1,0 and 1,1 by invalidating something that only touches the

- // border of 1,1 (and is inside the tile bounds of 1,0). This is a 10px wide

- // strip from the top of the tiling onto the border pixels of tile 1,1 that

- // avoids border pixels of any other tiles.

- gfx::Rect invalidate_border = interest_rect;

- invalidate_border.Inset(0, 0, 0, -1);

- // This should cause the tile 1,0 and 1,1 to be invalidated. The 1,1 tile will

- // not be re-recorded since it does not touch the interest rect, so the

- // invalidation should be expanded to cover all of 1,1.

- invalidation = invalidate_border;

- UpdateAndExpandInvalidation(&invalidation, tiling_size(), interest_rect);

- Region expected_invalidation = invalidate_border;

- expected_invalidation.Union(pile_.tiling().TileBounds(1, 1));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

-TEST_F(PicturePileTest, SmallInvalidateInflated) {

- // Invalidate something inside a tile.

- Region invalidate_rect(gfx::Rect(50, 50, 1, 1));

- UpdateAndExpandInvalidation(&invalidate_rect, tiling_size(), tiling_rect());

- EXPECT_EQ(gfx::Rect(50, 50, 1, 1).ToString(), invalidate_rect.ToString());

- EXPECT_EQ(1, pile_.tiling().num_tiles_x());

- EXPECT_EQ(1, pile_.tiling().num_tiles_y());

- PicturePile::PictureMapKey key = FakePicturePile::PictureMapKey(0, 0);

- PicturePile::PictureMap::iterator it = pile_.picture_map().find(key);

- EXPECT_TRUE(it != pile_.picture_map().end());

- const Picture* picture = it->second.get();

- EXPECT_TRUE(picture);

- gfx::Rect picture_rect =

- gfx::ScaleToEnclosedRect(picture->LayerRect(), min_scale_);

- // The the picture should be large enough that scaling it never makes a rect

- // smaller than 1 px wide or tall.

- EXPECT_FALSE(picture_rect.IsEmpty()) << "Picture rect "

- << picture_rect.ToString();

-TEST_F(PicturePileTest, LargeInvalidateInflated) {

- // Invalidate something inside a tile.

- Region invalidate_rect(gfx::Rect(50, 50, 100, 100));

- UpdateAndExpandInvalidation(&invalidate_rect, tiling_size(), tiling_rect());

- EXPECT_EQ(gfx::Rect(50, 50, 100, 100).ToString(), invalidate_rect.ToString());

- EXPECT_EQ(1, pile_.tiling().num_tiles_x());

- EXPECT_EQ(1, pile_.tiling().num_tiles_y());

- PicturePile::PictureMapKey key = FakePicturePile::PictureMapKey(0, 0);

- PicturePile::PictureMap::iterator it = pile_.picture_map().find(key);

- EXPECT_TRUE(it != pile_.picture_map().end());

- const Picture* picture = it->second.get();

- EXPECT_TRUE(picture);

- int expected_inflation = pile_.buffer_pixels();

- gfx::Rect base_picture_rect(tiling_size());

- base_picture_rect.Inset(-expected_inflation, -expected_inflation);

- EXPECT_EQ(base_picture_rect.ToString(), picture->LayerRect().ToString());

-TEST_F(PicturePileTest, ClearingInvalidatesRecordedRect) {

- gfx::Rect rect(0, 0, 5, 5);

- EXPECT_TRUE(pile_.CanRasterLayerRect(rect));

- EXPECT_TRUE(pile_.CanRasterSlowTileCheck(rect));

- pile_.Clear();

- // Make sure both the cache-aware check (using recorded region) and the normal

- // check are both false after clearing.

- EXPECT_FALSE(pile_.CanRasterLayerRect(rect));

- EXPECT_FALSE(pile_.CanRasterSlowTileCheck(rect));

-TEST_F(PicturePileTest, NoInvalidationValidViewport) {

- // This test validates that the recorded_viewport cache of full tiles

- // is still valid for some use cases. If it's not, it's a performance

- // issue because CanRaster checks will go down the slow path.

- EXPECT_TRUE(!pile_.recorded_viewport().IsEmpty());

- // No invalidation, same viewport.

- Region invalidation;

- UpdateAndExpandInvalidation(&invalidation, tiling_size(), tiling_rect());

- EXPECT_TRUE(!pile_.recorded_viewport().IsEmpty());

- EXPECT_EQ(Region().ToString(), invalidation.ToString());

- // Partial invalidation, same viewport.

- invalidation = gfx::Rect(0, 0, 1, 1);

- UpdateAndExpandInvalidation(&invalidation, tiling_size(), tiling_rect());

- EXPECT_TRUE(!pile_.recorded_viewport().IsEmpty());

- EXPECT_EQ(gfx::Rect(0, 0, 1, 1).ToString(), invalidation.ToString());

- // No invalidation, changing viewport.

- invalidation = Region();

- UpdateAndExpandInvalidation(&invalidation, tiling_size(),

- gfx::Rect(5, 5, 5, 5));

- EXPECT_TRUE(!pile_.recorded_viewport().IsEmpty());

- EXPECT_EQ(Region().ToString(), invalidation.ToString());

-TEST_F(PicturePileTest, BigFullLayerInvalidation) {

- gfx::Size huge_layer_size(100000000, 100000000);

- gfx::Rect viewport(300000, 400000, 5000, 6000);

- // Resize the pile.

- Region invalidation;

- UpdateAndExpandInvalidation(&invalidation, huge_layer_size, viewport);

- // Invalidating a huge layer should be fast.

- base::TimeTicks start = base::TimeTicks::Now();

- invalidation = gfx::Rect(huge_layer_size);

- UpdateAndExpandInvalidation(&invalidation, huge_layer_size, viewport);

- base::TimeTicks end = base::TimeTicks::Now();

- base::TimeDelta length = end - start;

- // This is verrrry generous to avoid flake.

- EXPECT_LT(length.InSeconds(), 5);

-TEST_F(PicturePileTest, BigFullLayerInvalidationWithResizeGrow) {

- gfx::Size huge_layer_size(100000000, 100000000);

- gfx::Rect viewport(300000, 400000, 5000, 6000);

- // Resize the pile.

- Region invalidation;

- UpdateAndExpandInvalidation(&invalidation, huge_layer_size, viewport);

- // Resize the pile even larger, while invalidating everything in the old size.

- // Invalidating the whole thing should be fast.

- base::TimeTicks start = base::TimeTicks::Now();

- gfx::Size bigger_layer_size(huge_layer_size.width() * 2,

- huge_layer_size.height() * 2);

- invalidation = gfx::Rect(huge_layer_size);

- UpdateAndExpandInvalidation(&invalidation, bigger_layer_size, viewport);

- base::TimeTicks end = base::TimeTicks::Now();

- base::TimeDelta length = end - start;

- // This is verrrry generous to avoid flake.

- EXPECT_LT(length.InSeconds(), 5);

-TEST_F(PicturePileTest, BigFullLayerInvalidationWithResizeShrink) {

- gfx::Size huge_layer_size(100000000, 100000000);

- gfx::Rect viewport(300000, 400000, 5000, 6000);

- // Resize the pile.

- Region invalidation;

- UpdateAndExpandInvalidation(&invalidation, huge_layer_size, viewport);

- // Resize the pile smaller, while invalidating everything in the new size.

- // Invalidating the whole thing should be fast.

- base::TimeTicks start = base::TimeTicks::Now();

- gfx::Size smaller_layer_size(huge_layer_size.width() - 1000,

- huge_layer_size.height() - 1000);

- invalidation = gfx::Rect(smaller_layer_size);

- UpdateAndExpandInvalidation(&invalidation, smaller_layer_size, viewport);

- base::TimeTicks end = base::TimeTicks::Now();

- base::TimeDelta length = end - start;

- // This is verrrry generous to avoid flake.

- EXPECT_LT(length.InSeconds(), 5);

-TEST_F(PicturePileTest, InvalidationOutsideRecordingRect) {

- gfx::Size huge_layer_size(10000000, 20000000);

- gfx::Rect viewport(300000, 400000, 5000, 6000);

- // Resize the pile and set up the interest rect.

- Region invalidation;

- UpdateAndExpandInvalidation(&invalidation, huge_layer_size, viewport);

- // Invalidation inside the recording rect does not need to be expanded.

- invalidation = viewport;

- UpdateAndExpandInvalidation(&invalidation, huge_layer_size, viewport);

- EXPECT_EQ(viewport.ToString(), invalidation.ToString());

- // Invalidation outside the recording rect should expand to the tiles it

- // covers.

- gfx::Rect recorded_over_tiles =

- pile_.tiling().ExpandRectToTileBounds(pile_.recorded_viewport());

- gfx::Rect invalidation_outside(

- recorded_over_tiles.right(), recorded_over_tiles.y(), 30, 30);

- invalidation = invalidation_outside;

- UpdateAndExpandInvalidation(&invalidation, huge_layer_size, viewport);

- gfx::Rect expanded_recorded_viewport =

- pile_.tiling().ExpandRectToTileBounds(pile_.recorded_viewport());

- Region expected_invalidation =

- pile_.tiling().ExpandRectToTileBounds(invalidation_outside);

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

-enum Corner {

- TOP_LEFT,

- TOP_RIGHT,

- BOTTOM_LEFT,

- BOTTOM_RIGHT,

-};

-class PicturePileResizeCornerTest : public PicturePileTestBase,

- public testing::TestWithParam<Corner> {

- protected:

- void SetUp() override { InitializeData(); }

- static gfx::Rect CornerSinglePixelRect(Corner corner, const gfx::Size& s) {

- switch (corner) {

- case TOP_LEFT:

- return gfx::Rect(0, 0, 1, 1);

- case TOP_RIGHT:

- return gfx::Rect(s.width() - 1, 0, 1, 1);

- case BOTTOM_LEFT:

- return gfx::Rect(0, s.height() - 1, 1, 1);

- case BOTTOM_RIGHT:

- return gfx::Rect(s.width() - 1, s.height() - 1, 1, 1);

- }

- NOTREACHED();

- return gfx::Rect();

- }

-};

-TEST_P(PicturePileResizeCornerTest, ResizePileOutsideInterestRect) {

- Corner corner = GetParam();

- // This size chosen to be larger than the interest rect size, which is

- // at least kPixelDistanceToRecord * 2 in each dimension.

- int tile_size = 100000;

- // The small number subtracted keeps the last tile in each axis larger than

- // the interest rect also.

- int offset = -100;

- gfx::Size base_tiling_size(6 * tile_size + offset, 6 * tile_size + offset);

- gfx::Size grow_down_tiling_size(6 * tile_size + offset,

- 8 * tile_size + offset);

- gfx::Size grow_right_tiling_size(8 * tile_size + offset,

- 6 * tile_size + offset);

- gfx::Size grow_both_tiling_size(8 * tile_size + offset,

- 8 * tile_size + offset);

- Region invalidation;

- Region expected_invalidation;

- pile_.tiling().SetMaxTextureSize(gfx::Size(tile_size, tile_size));

- SetTilingSize(base_tiling_size);

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- UpdateAndExpandInvalidation(

- &invalidation,

- grow_down_tiling_size,

- CornerSinglePixelRect(corner, grow_down_tiling_size));

- // We should have lost all of the recordings in the bottom row as none of them

- // are in the current interest rect (which is either the above or below it).

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(8, pile_.tiling().num_tiles_y());

- for (int i = 0; i < 6; ++i) {

- for (int j = 0; j < 6; ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_EQ(j < 5, it != map.end() && it->second.get());

- }

- // We invalidated all new pixels in the recording.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_down_tiling_size),

- gfx::Rect(base_tiling_size));

- // But the new pixels don't cover the whole bottom row.

- gfx::Rect bottom_row = gfx::UnionRects(pile_.tiling().TileBounds(0, 5),

- pile_.tiling().TileBounds(5, 5));

- EXPECT_FALSE(expected_invalidation.Contains(bottom_row));

- // We invalidated the entire old bottom row.

- expected_invalidation.Union(bottom_row);

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation,

- base_tiling_size,

- CornerSinglePixelRect(corner, base_tiling_size));

- // When shrinking, we should have lost all the recordings in the bottom row

- // not touching the interest rect.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- bool expect_tile;

- switch (corner) {

- case TOP_LEFT:

- case TOP_RIGHT:

- expect_tile = j < 5;

- break;

- case BOTTOM_LEFT:

- // The interest rect in the bottom left tile means we'll record it.

- expect_tile = j < 5 || (j == 5 && i == 0);

- break;

- case BOTTOM_RIGHT:

- // The interest rect in the bottom right tile means we'll record it.

- expect_tile = j < 5 || (j == 5 && i == 5);

- break;

- }

- EXPECT_EQ(expect_tile, it != map.end() && it->second.get());

- }

- // When shrinking, the previously exposed region is invalidated.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_down_tiling_size),

- gfx::Rect(base_tiling_size));

- // The whole bottom row of tiles (except any with the interest rect) are

- // dropped.

- gfx::Rect bottom_row_minus_existing_corner = gfx::UnionRects(

- pile_.tiling().TileBounds(0, 5), pile_.tiling().TileBounds(5, 5));

- switch (corner) {

- case TOP_LEFT:

- case TOP_RIGHT:

- // No tiles are kept in the changed region because it doesn't

- // intersect with the interest rect.

- break;

- case BOTTOM_LEFT:

- bottom_row_minus_existing_corner.Subtract(

- pile_.tiling().TileBounds(0, 5));

- break;

- case BOTTOM_RIGHT:

- bottom_row_minus_existing_corner.Subtract(

- pile_.tiling().TileBounds(5, 5));

- break;

- }

- expected_invalidation.Union(bottom_row_minus_existing_corner);

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(

- &invalidation,

- grow_right_tiling_size,

- CornerSinglePixelRect(corner, grow_right_tiling_size));

- // We should have lost all of the recordings in the right column as none of

- // them are in the current interest rect (which is either entirely left or

- // right of it).

- EXPECT_EQ(8, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < 6; ++i) {

- for (int j = 0; j < 6; ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_EQ(i < 5, it != map.end() && it->second.get());

- }

- // We invalidated all new pixels in the recording.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_right_tiling_size),

- gfx::Rect(base_tiling_size));

- // But the new pixels don't cover the whole right_column.

- gfx::Rect right_column = gfx::UnionRects(pile_.tiling().TileBounds(5, 0),

- pile_.tiling().TileBounds(5, 5));

- EXPECT_FALSE(expected_invalidation.Contains(right_column));

- // We invalidated the entire old right column.

- expected_invalidation.Union(right_column);

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation,

- base_tiling_size,

- CornerSinglePixelRect(corner, base_tiling_size));

- // When shrinking, we should have lost all the recordings in the right column

- // not touching the interest rect.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- bool expect_tile;

- switch (corner) {

- case TOP_LEFT:

- case BOTTOM_LEFT:

- // No tiles are kept in the changed region because it doesn't

- // intersect with the interest rect.

- expect_tile = i < 5;

- break;

- case TOP_RIGHT:

- // The interest rect in the top right tile means we'll record it.

- expect_tile = i < 5 || (j == 0 && i == 5);

- break;

- case BOTTOM_RIGHT:

- // The interest rect in the bottom right tile means we'll record it.

- expect_tile = i < 5 || (j == 5 && i == 5);

- break;

- }

- EXPECT_EQ(expect_tile, it != map.end() && it->second.get());

- }

- // When shrinking, the previously exposed region is invalidated.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_right_tiling_size),

- gfx::Rect(base_tiling_size));

- // The whole right column of tiles (except for ones with the interest rect)

- // are dropped.

- gfx::Rect right_column_minus_existing_corner = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 0), pile_.tiling().TileBounds(5, 5));

- switch (corner) {

- case TOP_LEFT:

- case BOTTOM_LEFT:

- break;

- case TOP_RIGHT:

- right_column_minus_existing_corner.Subtract(

- pile_.tiling().TileBounds(5, 0));

- break;

- case BOTTOM_RIGHT:

- right_column_minus_existing_corner.Subtract(

- pile_.tiling().TileBounds(5, 5));

- break;

- }

- expected_invalidation.Union(right_column_minus_existing_corner);

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(

- &invalidation,

- grow_both_tiling_size,

- CornerSinglePixelRect(corner, grow_both_tiling_size));

- // We should have lost the recordings in the right column and bottom row.

- EXPECT_EQ(8, pile_.tiling().num_tiles_x());

- EXPECT_EQ(8, pile_.tiling().num_tiles_y());

- for (int i = 0; i < 6; ++i) {

- for (int j = 0; j < 6; ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_EQ(i < 5 && j < 5, it != map.end() && it->second.get());

- }

- // We invalidated all new pixels in the recording.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_both_tiling_size),

- gfx::Rect(base_tiling_size));

- // But the new pixels don't cover the whole right column or bottom row.

- Region right_column_and_bottom_row =

- UnionRegions(gfx::UnionRects(pile_.tiling().TileBounds(5, 0),

- pile_.tiling().TileBounds(5, 5)),

- gfx::UnionRects(pile_.tiling().TileBounds(0, 5),

- pile_.tiling().TileBounds(5, 5)));

- EXPECT_FALSE(expected_invalidation.Contains(right_column_and_bottom_row));

- // We invalidated the entire old right column and the old bottom row.

- expected_invalidation.Union(right_column_and_bottom_row);

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, base_tiling_size,

- CornerSinglePixelRect(corner, base_tiling_size));

- // We should have lost the recordings in the right column and bottom row,

- // except where it intersects the interest rect.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- bool expect_tile;

- switch (corner) {

- case TOP_LEFT:

- expect_tile = i < 5 && j < 5;

- break;

- case TOP_RIGHT:

- // The interest rect in the top right tile means we'll record it.

- expect_tile = (i < 5 && j < 5) || (j == 0 && i == 5);

- break;

- case BOTTOM_LEFT:

- // The interest rect in the bottom left tile means we'll record it.

- expect_tile = (i < 5 && j < 5) || (j == 5 && i == 0);

- break;

- case BOTTOM_RIGHT:

- // The interest rect in the bottom right tile means we'll record it.

- expect_tile = (i < 5 && j < 5) || (j == 5 && i == 5);

- break;

- }

- EXPECT_EQ(expect_tile, it != map.end() && it->second.get()) << i << ","

- << j;

- }

- // We invalidated all previous pixels in the recording.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_both_tiling_size),

- gfx::Rect(base_tiling_size));

- // The whole right column and bottom row of tiles (except for ones with the

- // interest rect) are dropped.

- Region right_column_and_bottom_row_minus_existing_corner =

- right_column_and_bottom_row;

- switch (corner) {

- case TOP_LEFT:

- break;

- case BOTTOM_LEFT:

- right_column_and_bottom_row_minus_existing_corner.Subtract(

- pile_.tiling().TileBounds(0, 5));

- break;

- case TOP_RIGHT:

- right_column_and_bottom_row_minus_existing_corner.Subtract(

- pile_.tiling().TileBounds(5, 0));

- break;

- case BOTTOM_RIGHT:

- right_column_and_bottom_row_minus_existing_corner.Subtract(

- pile_.tiling().TileBounds(5, 5));

- break;

- }

- expected_invalidation.Union(

- right_column_and_bottom_row_minus_existing_corner);

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

-TEST_P(PicturePileResizeCornerTest, SmallResizePileOutsideInterestRect) {

- Corner corner = GetParam();

- // This size chosen to be larger than the interest rect size, which is

- // at least kPixelDistanceToRecord * 2 in each dimension.

- int tile_size = 100000;

- // The small number subtracted keeps the last tile in each axis larger than

- // the interest rect also.

- int offset = -100;

- gfx::Size base_tiling_size(6 * tile_size + offset, 6 * tile_size + offset);

- gfx::Size grow_down_tiling_size(6 * tile_size + offset,

- 6 * tile_size + offset + 5);

- gfx::Size grow_right_tiling_size(6 * tile_size + offset + 5,

- 6 * tile_size + offset);

- gfx::Size grow_both_tiling_size(6 * tile_size + offset + 5,

- 6 * tile_size + offset + 5);

- Region invalidation;

- Region expected_invalidation;

- pile_.tiling().SetMaxTextureSize(gfx::Size(tile_size, tile_size));

- SetTilingSize(base_tiling_size);

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // In this test (unlike the large resize test), as all growing and shrinking

- // happens within tiles, the resulting invalidation is symmetrical, so use

- // this enum to repeat the test both ways.

- enum ChangeDirection { GROW, SHRINK, LAST_DIRECTION = SHRINK };

- // Grow downward.

- for (int dir = 0; dir <= LAST_DIRECTION; ++dir) {

- gfx::Size new_tiling_size =

- dir == GROW ? grow_down_tiling_size : base_tiling_size;

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, new_tiling_size,

- CornerSinglePixelRect(corner, new_tiling_size));

- // We should have lost the recordings in the bottom row that do not

- // intersect the interest rect.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- bool expect_tile;

- switch (corner) {

- case TOP_LEFT:

- case TOP_RIGHT:

- expect_tile = j < 5;

- break;

- case BOTTOM_LEFT:

- // The interest rect in the bottom left tile means we'll record it.

- expect_tile = j < 5 || (j == 5 && i == 0);

- break;

- case BOTTOM_RIGHT:

- // The interest rect in the bottom right tile means we'll record it.

- expect_tile = j < 5 || (j == 5 && i == 5);

- break;

- }

- EXPECT_EQ(expect_tile, it != map.end() && it->second.get());

- }

- // We invalidated the bottom row outside the new interest rect. The tile

- // that insects the interest rect in invalidated only on its newly

- // exposed or previously exposed pixels.

- if (dir == GROW) {

- // Only calculate the expected invalidation while growing, as the tile

- // bounds post-growing is the newly exposed / previously exposed sizes.

- // Post-shrinking, the tile bounds are smaller, so can't be used.

- switch (corner) {

- case TOP_LEFT:

- case TOP_RIGHT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(0, 5), pile_.tiling().TileBounds(5, 5));

- break;

- case BOTTOM_LEFT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(1, 5), pile_.tiling().TileBounds(5, 5));

- expected_invalidation.Union(SubtractRects(

- pile_.tiling().TileBounds(0, 5), gfx::Rect(base_tiling_size)));

- break;

- case BOTTOM_RIGHT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(0, 5), pile_.tiling().TileBounds(4, 5));

- expected_invalidation.Union(SubtractRects(

- pile_.tiling().TileBounds(5, 5), gfx::Rect(base_tiling_size)));

- break;

- }

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- }

- // Grow right.

- for (int dir = 0; dir <= LAST_DIRECTION; ++dir) {

- gfx::Size new_tiling_size =

- dir == GROW ? grow_right_tiling_size : base_tiling_size;

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, new_tiling_size,

- CornerSinglePixelRect(corner, new_tiling_size));

- // We should have lost the recordings in the right column.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- bool expect_tile;

- switch (corner) {

- case TOP_LEFT:

- case BOTTOM_LEFT:

- expect_tile = i < 5;

- break;

- case TOP_RIGHT:

- // The interest rect in the top right tile means we'll record it.

- expect_tile = i < 5 || (j == 0 && i == 5);

- break;

- case BOTTOM_RIGHT:

- // The interest rect in the bottom right tile means we'll record it.

- expect_tile = i < 5 || (j == 5 && i == 5);

- break;

- }

- EXPECT_EQ(expect_tile, it != map.end() && it->second.get());

- }

- // We invalidated the right column outside the new interest rect. The tile

- // that insects the interest rect in invalidated only on its new or

- // previously exposed pixels.

- if (dir == GROW) {

- // Calculate the expected invalidation the first time through the loop.

- switch (corner) {

- case TOP_LEFT:

- case BOTTOM_LEFT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 0), pile_.tiling().TileBounds(5, 5));

- break;

- case TOP_RIGHT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 1), pile_.tiling().TileBounds(5, 5));

- expected_invalidation.Union(SubtractRects(

- pile_.tiling().TileBounds(5, 0), gfx::Rect(base_tiling_size)));

- break;

- case BOTTOM_RIGHT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 0), pile_.tiling().TileBounds(5, 4));

- expected_invalidation.Union(SubtractRects(

- pile_.tiling().TileBounds(5, 5), gfx::Rect(base_tiling_size)));

- break;

- }

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- }

- // Grow both.

- for (int dir = 0; dir <= LAST_DIRECTION; ++dir) {

- gfx::Size new_tiling_size =

- dir == GROW ? grow_both_tiling_size : base_tiling_size;

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, new_tiling_size,

- CornerSinglePixelRect(corner, new_tiling_size));

- // We should have lost the recordings in the right column and bottom row.

- // The tile that insects the interest rect in invalidated only on its new

- // or previously exposed pixels.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- bool expect_tile;

- switch (corner) {

- case TOP_LEFT:

- expect_tile = i < 5 && j < 5;

- break;

- case TOP_RIGHT:

- // The interest rect in the top right tile means we'll record it.

- expect_tile = (i < 5 && j < 5) || (j == 0 && i == 5);

- break;

- case BOTTOM_LEFT:

- // The interest rect in the bottom left tile means we'll record it.

- expect_tile = (i < 5 && j < 5) || (j == 5 && i == 0);

- break;

- case BOTTOM_RIGHT:

- // The interest rect in the bottom right tile means we'll record it.

- expect_tile = (i < 5 && j < 5) || (j == 5 && i == 5);

- break;

- }

- EXPECT_EQ(expect_tile, it != map.end() && it->second.get()) << i << ","

- << j;

- }

- // We invalidated the right column and the bottom row outside the new

- // interest rect. The tile that insects the interest rect in invalidated

- // only on its new or previous exposed pixels.

- if (dir == GROW) {

- // Calculate the expected invalidation the first time through the loop.

- switch (corner) {

- case TOP_LEFT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 0), pile_.tiling().TileBounds(5, 5));

- expected_invalidation.Union(

- gfx::UnionRects(pile_.tiling().TileBounds(0, 5),

- pile_.tiling().TileBounds(5, 5)));

- break;

- case TOP_RIGHT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 1), pile_.tiling().TileBounds(5, 5));

- expected_invalidation.Union(

- gfx::UnionRects(pile_.tiling().TileBounds(0, 5),

- pile_.tiling().TileBounds(5, 5)));

- expected_invalidation.Union(SubtractRects(

- pile_.tiling().TileBounds(5, 0), gfx::Rect(base_tiling_size)));

- break;

- case BOTTOM_LEFT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 0), pile_.tiling().TileBounds(5, 5));

- expected_invalidation.Union(

- gfx::UnionRects(pile_.tiling().TileBounds(1, 5),

- pile_.tiling().TileBounds(5, 5)));

- expected_invalidation.Union(SubtractRects(

- pile_.tiling().TileBounds(0, 5), gfx::Rect(base_tiling_size)));

- break;

- case BOTTOM_RIGHT:

- expected_invalidation = gfx::UnionRects(

- pile_.tiling().TileBounds(5, 0), pile_.tiling().TileBounds(5, 4));

- expected_invalidation.Union(

- gfx::UnionRects(pile_.tiling().TileBounds(0, 5),

- pile_.tiling().TileBounds(4, 5)));

- expected_invalidation.Union(SubtractRegions(

- pile_.tiling().TileBounds(5, 5), gfx::Rect(base_tiling_size)));

- break;

- }

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- }

-INSTANTIATE_TEST_CASE_P(

- PicturePileResizeCornerTests,

- PicturePileResizeCornerTest,

- ::testing::Values(TOP_LEFT, TOP_RIGHT, BOTTOM_LEFT, BOTTOM_RIGHT));

-TEST_F(PicturePileTest, ResizePileInsideInterestRect) {

- // This size chosen to be small enough that all the rects below fit inside the

- // the interest rect, so they are smaller than kPixelDistanceToRecord in each

- // dimension.

- int tile_size = 100;

- gfx::Size base_tiling_size(5 * tile_size, 5 * tile_size);

- gfx::Size grow_down_tiling_size(5 * tile_size, 7 * tile_size);

- gfx::Size grow_right_tiling_size(7 * tile_size, 5 * tile_size);

- gfx::Size grow_both_tiling_size(7 * tile_size, 7 * tile_size);

- Region invalidation;

- Region expected_invalidation;

- pile_.tiling().SetMaxTextureSize(gfx::Size(tile_size, tile_size));

- SetTilingSize(base_tiling_size);

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- UpdateAndExpandInvalidation(

- &invalidation, grow_down_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(8, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the newly exposed pixels on the bottom row of tiles.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_down_tiling_size),

- gfx::Rect(base_tiling_size));

- Region bottom_row_new_pixels =

- SubtractRegions(gfx::UnionRects(pile_.tiling().TileBounds(0, 5),

- pile_.tiling().TileBounds(5, 5)),

- gfx::Rect(base_tiling_size));

- EXPECT_TRUE(expected_invalidation.Contains(bottom_row_new_pixels));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, base_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the previously exposed pixels on the bottom row of tiles.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_down_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_TRUE(expected_invalidation.Contains(bottom_row_new_pixels));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(

- &invalidation, grow_right_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(8, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the newly exposed pixels on the right column of tiles.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_right_tiling_size),

- gfx::Rect(base_tiling_size));

- Region right_column_new_pixels =

- SubtractRegions(gfx::UnionRects(pile_.tiling().TileBounds(5, 0),

- pile_.tiling().TileBounds(5, 5)),

- gfx::Rect(base_tiling_size));

- EXPECT_TRUE(expected_invalidation.Contains(right_column_new_pixels));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, base_tiling_size, gfx::Rect(1, 1));

- // We should have lost the recordings that are now outside the tiling only.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the previously exposed pixels on the right column of tiles.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_right_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_TRUE(expected_invalidation.Contains(right_column_new_pixels));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(

- &invalidation, grow_both_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(8, pile_.tiling().num_tiles_x());

- EXPECT_EQ(8, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the newly exposed pixels on the bottom row and right column

- // of tiles.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_both_tiling_size),

- gfx::Rect(base_tiling_size));

- Region bottom_row_and_right_column_new_pixels = SubtractRegions(

- UnionRegions(gfx::UnionRects(pile_.tiling().TileBounds(0, 5),

- pile_.tiling().TileBounds(5, 5)),

- gfx::UnionRects(pile_.tiling().TileBounds(5, 0),

- pile_.tiling().TileBounds(5, 5))),

- gfx::Rect(base_tiling_size));

- EXPECT_TRUE(

- expected_invalidation.Contains(bottom_row_and_right_column_new_pixels));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, base_tiling_size, gfx::Rect());

- // We should have lost the recordings that are now outside the tiling only.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the previously exposed pixels on the bottom row and right

- // column of tiles.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_both_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_TRUE(

- expected_invalidation.Contains(bottom_row_and_right_column_new_pixels));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

-TEST_F(PicturePileTest, SmallResizePileInsideInterestRect) {

- // This size chosen to be small enough that all the rects below fit inside the

- // the interest rect, so they are smaller than kPixelDistanceToRecord in each

- // dimension.

- int tile_size = 100;

- gfx::Size base_tiling_size(5 * tile_size, 5 * tile_size);

- gfx::Size grow_down_tiling_size(5 * tile_size, 5 * tile_size + 5);

- gfx::Size grow_right_tiling_size(5 * tile_size + 5, 5 * tile_size);

- gfx::Size grow_both_tiling_size(5 * tile_size + 5, 5 * tile_size + 5);

- Region invalidation;

- Region expected_invalidation;

- pile_.tiling().SetMaxTextureSize(gfx::Size(tile_size, tile_size));

- SetTilingSize(base_tiling_size);

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- UpdateAndExpandInvalidation(

- &invalidation, grow_down_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the newly exposed pixels.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_down_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, base_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the previously exposed pixels.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_down_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(

- &invalidation, grow_right_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the newly exposed pixels.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_right_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, base_tiling_size, gfx::Rect(1, 1));

- // We should have lost the recordings that are now outside the tiling only.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the previously exposed pixels.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_right_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(

- &invalidation, grow_both_tiling_size, gfx::Rect(1, 1));

- // We should have a recording for every tile.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the newly exposed pixels.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_both_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

- UpdateWholePile();

- UpdateAndExpandInvalidation(&invalidation, base_tiling_size, gfx::Rect());

- // We should have lost the recordings that are now outside the tiling only.

- EXPECT_EQ(6, pile_.tiling().num_tiles_x());

- EXPECT_EQ(6, pile_.tiling().num_tiles_y());

- for (int i = 0; i < pile_.tiling().num_tiles_x(); ++i) {

- for (int j = 0; j < pile_.tiling().num_tiles_y(); ++j) {

- FakePicturePile::PictureMapKey key(i, j);

- FakePicturePile::PictureMap& map = pile_.picture_map();

- FakePicturePile::PictureMap::iterator it = map.find(key);

- EXPECT_TRUE(it != map.end() && it->second.get());

- }

- // We invalidated the previously exposed pixels.

- expected_invalidation = SubtractRegions(gfx::Rect(grow_both_tiling_size),

- gfx::Rect(base_tiling_size));

- EXPECT_EQ(expected_invalidation.ToString(), invalidation.ToString());

- invalidation.Clear();

-TEST_F(PicturePileTest, SolidRectangleIsSolid) {

- // If the client has no contents, the solid state will be true.

- Region invalidation1(tiling_rect());

- UpdateAndExpandInvalidation(&invalidation1, tiling_size(), tiling_rect());

- EXPECT_TRUE(pile_.is_solid_color());

- EXPECT_EQ(static_cast<SkColor>(SK_ColorTRANSPARENT), pile_.solid_color());

- // If there is a single rect that covers the view, the solid

- // state will be true.

- SkPaint paint;

- paint.setColor(SK_ColorCYAN);

- client_.add_draw_rect(tiling_rect(), paint);

- Region invalidation2(tiling_rect());

- UpdateAndExpandInvalidation(&invalidation2, tiling_size(), tiling_rect());

- EXPECT_TRUE(pile_.is_solid_color());

- EXPECT_EQ(SK_ColorCYAN, pile_.solid_color());

- // If a second smaller rect is draw that doesn't cover the viewport

- // completely, the solid state will be false.

- gfx::Rect smallRect = tiling_rect();

- smallRect.Inset(10, 10, 10, 10);

- client_.add_draw_rect(smallRect, paint);

- Region invalidation3(tiling_rect());

- UpdateAndExpandInvalidation(&invalidation3, tiling_size(), tiling_rect());

- EXPECT_FALSE(pile_.is_solid_color());

- // If a third rect is drawn over everything, we should be solid again.

- paint.setColor(SK_ColorRED);

- client_.add_draw_rect(tiling_rect(), paint);

- Region invalidation4(tiling_rect());

- UpdateAndExpandInvalidation(&invalidation4, tiling_size(), tiling_rect());

- EXPECT_TRUE(pile_.is_solid_color());

- EXPECT_EQ(SK_ColorRED, pile_.solid_color());

- // If we draw too many, we don't bother doing the analysis and we should no

- // longer be in a solid state. There are 8 rects, two clips and a translate.

- client_.add_draw_rect(tiling_rect(), paint);

- Region invalidation5(tiling_rect());

- UpdateAndExpandInvalidation(&invalidation5, tiling_size(), tiling_rect());

- EXPECT_FALSE(pile_.is_solid_color());

-TEST_F(PicturePileTest, NonSolidRectangleOnOffsettedLayerIsNonSolid) {

- gfx::Rect visible_rect(tiling_rect());

- visible_rect.Offset(gfx::Vector2d(1000, 1000));

- // The picture pile requires that the tiling completely encompass the viewport

- // to make this test work correctly since the recorded viewport is an

- // intersection of the tile size and viewport rect. This is possibly a flaw

- // in |PicturePile|.

- gfx::Size tiling_size(visible_rect.right(), visible_rect.bottom());

- // |Setup()| will create pictures here that mess with the test, clear it!

- pile_.Clear();

- SkPaint paint;

- paint.setColor(SK_ColorCYAN);

- // Add a rect that doesn't cover the viewport completely, the solid state

- // will be false.

- gfx::Rect smallRect = visible_rect;

- smallRect.Inset(10, 10, 10, 10);

- client_.add_draw_rect(smallRect, paint);

- Region invalidation(visible_rect);

- UpdateAndExpandInvalidation(&invalidation, tiling_size, visible_rect);

- EXPECT_FALSE(pile_.is_solid_color());

-TEST_F(PicturePileTest, SetEmptyBounds) {

- EXPECT_TRUE(pile_.is_solid_color());

- EXPECT_FALSE(pile_.GetSize().IsEmpty());

- EXPECT_FALSE(pile_.picture_map().empty());

- EXPECT_TRUE(pile_.HasRecordings());

- pile_.SetEmptyBounds();

- EXPECT_FALSE(pile_.is_solid_color());

- EXPECT_TRUE(pile_.GetSize().IsEmpty());

- EXPECT_TRUE(pile_.picture_map().empty());

- EXPECT_FALSE(pile_.HasRecordings());

-} // namespace

-} // namespace cc

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