cc: Move surfaces hittesting test helpers out to a separate file

cc/surfaces/surface_aggregator_test_helpers.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 "cc/surfaces/surface_aggregator_test_helpers.h"
-
-#include "base/format_macros.h"
-#include "base/strings/stringprintf.h"
-#include "cc/layers/append_quads_data.h"
-#include "cc/output/compositor_frame.h"
-#include "cc/output/delegated_frame_data.h"
-#include "cc/quads/render_pass_draw_quad.h"
-#include "cc/quads/shared_quad_state.h"
-#include "cc/quads/solid_color_draw_quad.h"
-#include "cc/quads/surface_draw_quad.h"
-#include "cc/surfaces/surface.h"
-#include "cc/test/render_pass_test_utils.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/skia/include/core/SkXfermode.h"
-
-namespace cc {
-namespace test {
-
-void AddSurfaceQuad(RenderPass* pass,
-                    const gfx::Size& surface_size,
-                    float opacity,
-                    SurfaceId surface_id) {
-  gfx::Transform layer_to_target_transform;
-  gfx::Size layer_bounds = surface_size;
-  gfx::Rect visible_layer_rect = gfx::Rect(surface_size);
-  gfx::Rect clip_rect = gfx::Rect(surface_size);
-  bool is_clipped = false;
-  SkXfermode::Mode blend_mode = SkXfermode::kSrcOver_Mode;
-
-  SharedQuadState* shared_quad_state = pass->CreateAndAppendSharedQuadState();
-  shared_quad_state->SetAll(layer_to_target_transform, layer_bounds,
-                            visible_layer_rect, clip_rect, is_clipped, opacity,
-                            blend_mode, 0);
-
-  SurfaceDrawQuad* surface_quad =
-      pass->CreateAndAppendDrawQuad<SurfaceDrawQuad>();
-  gfx::Rect quad_rect = gfx::Rect(surface_size);
-  surface_quad->SetNew(pass->shared_quad_state_list.back(),
-                       gfx::Rect(surface_size),
-                       gfx::Rect(surface_size),
-                       surface_id);
-}
-void AddRenderPassQuad(RenderPass* pass, RenderPassId render_pass_id) {
-  gfx::Rect output_rect = gfx::Rect(0, 0, 5, 5);
-  SharedQuadState* shared_state = pass->CreateAndAppendSharedQuadState();
-  shared_state->SetAll(gfx::Transform(),
-                       output_rect.size(),
-                       output_rect,
-                       output_rect,
-                       false,
-                       1,
-                       SkXfermode::kSrcOver_Mode,
-                       0);
-  RenderPassDrawQuad* quad =
-      pass->CreateAndAppendDrawQuad<RenderPassDrawQuad>();
-  quad->SetNew(shared_state,
-               output_rect,
-               output_rect,
-               render_pass_id,
-               0,
-               gfx::Vector2dF(),
-               gfx::Size(),
-               FilterOperations(),
-               gfx::Vector2dF(),
-               FilterOperations());
-}
-
-void AddQuadInPass(RenderPass* pass, Quad desc) {
-  switch (desc.material) {
-    case DrawQuad::SOLID_COLOR:
-      AddQuad(pass, gfx::Rect(0, 0, 5, 5), desc.color);
-      break;
-    case DrawQuad::SURFACE_CONTENT:
-      AddSurfaceQuad(pass, gfx::Size(5, 5), desc.opacity, desc.surface_id);
-      break;
-    case DrawQuad::RENDER_PASS:
-      AddRenderPassQuad(pass, desc.render_pass_id);
-      break;
-    default:
-      NOTREACHED();
-  }
-}
-
-void AddPasses(RenderPassList* pass_list,
-               const gfx::Rect& output_rect,
-               Pass* passes,
-               size_t pass_count) {
-  gfx::Transform root_transform;
-  for (size_t i = 0; i < pass_count; ++i) {
-    Pass pass = passes[i];
-    RenderPass* test_pass =
-        AddRenderPass(pass_list, pass.id, output_rect, root_transform);
-    for (size_t j = 0; j < pass.quad_count; ++j) {
-      AddQuadInPass(test_pass, pass.quads[j]);
-    }
-  }
-}
-
-void TestQuadMatchesExpectations(Quad expected_quad, const DrawQuad* quad) {
-  switch (expected_quad.material) {
-    case DrawQuad::SOLID_COLOR: {
-      ASSERT_EQ(DrawQuad::SOLID_COLOR, quad->material);
-
-      const SolidColorDrawQuad* solid_color_quad =
-          SolidColorDrawQuad::MaterialCast(quad);
-
-      EXPECT_EQ(expected_quad.color, solid_color_quad->color);
-      break;
-    }
-    case DrawQuad::RENDER_PASS: {
-      ASSERT_EQ(DrawQuad::RENDER_PASS, quad->material);
-
-      const RenderPassDrawQuad* render_pass_quad =
-          RenderPassDrawQuad::MaterialCast(quad);
-
-      EXPECT_EQ(expected_quad.render_pass_id, render_pass_quad->render_pass_id);
-      break;
-    }
-    default:
-      NOTREACHED();
-      break;
-  }
-}
-
-void TestPassMatchesExpectations(Pass expected_pass, const RenderPass* pass) {
-  ASSERT_EQ(expected_pass.quad_count, pass->quad_list.size());
-  for (auto iter = pass->quad_list.cbegin(); iter != pass->quad_list.cend();
-       ++iter) {
-    SCOPED_TRACE(base::StringPrintf("Quad number %" PRIuS, iter.index()));
-    TestQuadMatchesExpectations(expected_pass.quads[iter.index()], *iter);
-  }
-}
-
-void TestPassesMatchExpectations(Pass* expected_passes,
-                                 size_t expected_pass_count,
-                                 const RenderPassList* passes) {
-  ASSERT_EQ(expected_pass_count, passes->size());
-
-  for (size_t i = 0; i < passes->size(); ++i) {
-    SCOPED_TRACE(base::StringPrintf("Pass number %" PRIuS, i));
-    RenderPass* pass = passes->at(i);
-    TestPassMatchesExpectations(expected_passes[i], pass);
-  }
-}
-
-}  // namespace test
-}  // namespace cc