Implement WebKit::WebUnitTestSupport::createLayerTreeViewForTesting()

cc/test/test_web_graphics_context_3d.cc

 // Copyright 2011 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/test/fake_web_graphics_context_3d.h"
+#include "cc/test/test_web_graphics_context_3d.h"
 
 #include <algorithm>
 #include <string>
 
 #include "base/logging.h"
 #include "gpu/GLES2/gl2extchromium.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/khronos/GLES2/gl2ext.h"
 
 using WebKit::WGC3Dboolean;
 using WebKit::WGC3Denum;
 using WebKit::WebGLId;
 using WebKit::WebGraphicsContext3D;
 
 namespace cc {
 
 static const WebGLId kBufferId = 1;
 static const WebGLId kFramebufferId = 2;
 static const WebGLId kProgramId = 3;
 static const WebGLId kRenderbufferId = 4;
 static const WebGLId kShaderId = 5;
 
 static unsigned s_context_id = 1;
 
-const WebGLId FakeWebGraphicsContext3D::kExternalTextureId = 1337;
+const WebGLId TestWebGraphicsContext3D::kExternalTextureId = 1337;
 
-FakeWebGraphicsContext3D::FakeWebGraphicsContext3D()
-    : context_id_(s_context_id++),
+TestWebGraphicsContext3D::TestWebGraphicsContext3D()
+    : FakeWebGraphicsContext3D(),
+      context_id_(s_context_id++),
       next_texture_id_(1),
       have_extension_io_surface_(false),
       have_extension_egl_image_(false),
       times_make_current_succeeds_(-1),
       times_bind_texture_succeeds_(-1),
       times_end_query_succeeds_(-1),
       context_lost_(false),
       context_lost_callback_(NULL),
       width_(0),
       height_(0) {
 }
 
-FakeWebGraphicsContext3D::FakeWebGraphicsContext3D(
+TestWebGraphicsContext3D::TestWebGraphicsContext3D(
     const WebGraphicsContext3D::Attributes& attributes)
-    : context_id_(s_context_id++),
+    : FakeWebGraphicsContext3D(),
+      context_id_(s_context_id++),
       next_texture_id_(1),
       attributes_(attributes),
       have_extension_io_surface_(false),
       have_extension_egl_image_(false),
       times_make_current_succeeds_(-1),
       times_bind_texture_succeeds_(-1),
       times_end_query_succeeds_(-1),
       context_lost_(false),
       context_lost_callback_(NULL),
       width_(0),
       height_(0) {
 }
 
-FakeWebGraphicsContext3D::~FakeWebGraphicsContext3D() {
+TestWebGraphicsContext3D::~TestWebGraphicsContext3D() {
 }
 
-bool FakeWebGraphicsContext3D::makeContextCurrent() {
+bool TestWebGraphicsContext3D::makeContextCurrent() {
   if (times_make_current_succeeds_ >= 0) {
     if (!times_make_current_succeeds_) {
       loseContextCHROMIUM(GL_GUILTY_CONTEXT_RESET_ARB,
                           GL_INNOCENT_CONTEXT_RESET_ARB);
     }
     --times_make_current_succeeds_;
   }
   return !context_lost_;
 }
 
-int FakeWebGraphicsContext3D::width() {
+int TestWebGraphicsContext3D::width() {
   return width_;
 }
 
-int FakeWebGraphicsContext3D::height() {
+int TestWebGraphicsContext3D::height() {
   return height_;
 }
 
-void FakeWebGraphicsContext3D::reshape(int width, int height) {
+void TestWebGraphicsContext3D::reshape(int width, int height) {
   width_ = width;
   height_ = height;
 }
 
-bool FakeWebGraphicsContext3D::isGLES2Compliant() {
-  return false;
-}
-
-bool FakeWebGraphicsContext3D::readBackFramebuffer(
-    unsigned char* pixels,
-    size_t bufferSize,
-    WebGLId framebuffer,
-    int width,
-    int height) {
-  return false;
-}
-
-WebGLId FakeWebGraphicsContext3D::getPlatformTextureId() {
-  return 0;
-}
-
-bool FakeWebGraphicsContext3D::isContextLost() {
+bool TestWebGraphicsContext3D::isContextLost() {
   return context_lost_;
 }
 
-WGC3Denum FakeWebGraphicsContext3D::getGraphicsResetStatusARB() {
+WGC3Denum TestWebGraphicsContext3D::getGraphicsResetStatusARB() {
   return context_lost_ ? GL_UNKNOWN_CONTEXT_RESET_ARB : GL_NO_ERROR;
 }
 
-void* FakeWebGraphicsContext3D::mapBufferSubDataCHROMIUM(
-    WGC3Denum target,
-    WebKit::WGC3Dintptr offset,
-    WebKit::WGC3Dsizeiptr size,
-    WGC3Denum access) {
-  return 0;
-}
-
-void* FakeWebGraphicsContext3D::mapTexSubImage2DCHROMIUM(
-    WGC3Denum target,
-    WebKit::WGC3Dint level,
-    WebKit::WGC3Dint xoffset,
-    WebKit::WGC3Dint yoffset,
-    WebKit::WGC3Dsizei width,
-    WebKit::WGC3Dsizei height,
-    WGC3Denum format,
-    WGC3Denum type,
-    WGC3Denum access) {
-  return 0;
-}
-
-WebKit::WebString FakeWebGraphicsContext3D::getRequestableExtensionsCHROMIUM() {
-  return WebKit::WebString();
-}
-
-WGC3Denum FakeWebGraphicsContext3D::checkFramebufferStatus(
+WGC3Denum TestWebGraphicsContext3D::checkFramebufferStatus(
     WGC3Denum target) {
   if (context_lost_)
     return GL_FRAMEBUFFER_UNDEFINED_OES;
   return GL_FRAMEBUFFER_COMPLETE;
 }
 
-bool FakeWebGraphicsContext3D::getActiveAttrib(
-    WebGLId program,
-    WebKit::WGC3Duint index,
-    ActiveInfo&) {
-  return false;
-}
-
-bool FakeWebGraphicsContext3D::getActiveUniform(
-    WebGLId program,
-    WebKit::WGC3Duint index,
-    ActiveInfo&) {
-  return false;
-}
-
-WebKit::WGC3Dint FakeWebGraphicsContext3D::getAttribLocation(
-    WebGLId program,
-    const WebKit::WGC3Dchar* name) {
-  return 0;
-}
-
 WebGraphicsContext3D::Attributes
-    FakeWebGraphicsContext3D::getContextAttributes() {
+    TestWebGraphicsContext3D::getContextAttributes() {
   return attributes_;
 }
 
-WGC3Denum FakeWebGraphicsContext3D::getError() {
-  return 0;
-}
-
-void FakeWebGraphicsContext3D::getIntegerv(
-    WGC3Denum pname,
-    WebKit::WGC3Dint* value) {
-  if (pname == GL_MAX_TEXTURE_SIZE)
-    *value = 1024;
-}
-
-void FakeWebGraphicsContext3D::getProgramiv(
-    WebGLId program,
-    WGC3Denum pname,
-    WebKit::WGC3Dint* value) {
-  if (pname == GL_LINK_STATUS)
-    *value = 1;
-}
-
-WebKit::WebString FakeWebGraphicsContext3D::getProgramInfoLog(
-    WebGLId program) {
-  return WebKit::WebString();
-}
-
-void FakeWebGraphicsContext3D::getShaderiv(
-    WebGLId shader,
-    WGC3Denum pname,
-    WebKit::WGC3Dint* value) {
-  if (pname == GL_COMPILE_STATUS)
-    *value = 1;
-}
-
-WebKit::WebString FakeWebGraphicsContext3D::getShaderInfoLog(
-    WebGLId shader) {
-  return WebKit::WebString();
-}
-
-WebKit::WebString FakeWebGraphicsContext3D::getShaderSource(
-    WebGLId shader) {
-  return WebKit::WebString();
-}
-
-WebKit::WebString FakeWebGraphicsContext3D::getString(WGC3Denum name) {
+WebKit::WebString TestWebGraphicsContext3D::getString(WGC3Denum name) {
   std::string string;
 
   if (name == GL_EXTENSIONS) {
     if (have_extension_io_surface_)
       string += "GL_CHROMIUM_iosurface GL_ARB_texture_rectangle ";
     if (have_extension_egl_image_)
       string += "GL_OES_EGL_image_external";
   }
 
   return WebKit::WebString::fromUTF8(string.c_str());
 }
 
-WebKit::WGC3Dint FakeWebGraphicsContext3D::getUniformLocation(
+WebKit::WGC3Dint TestWebGraphicsContext3D::getUniformLocation(
     WebGLId program,
     const WebKit::WGC3Dchar* name) {
   return 0;
 }
 
-WebKit::WGC3Dsizeiptr FakeWebGraphicsContext3D::getVertexAttribOffset(
+WebKit::WGC3Dsizeiptr TestWebGraphicsContext3D::getVertexAttribOffset(
     WebKit::WGC3Duint index,
     WGC3Denum pname) {
   return 0;
 }
 
-WGC3Dboolean FakeWebGraphicsContext3D::isBuffer(
+WGC3Dboolean TestWebGraphicsContext3D::isBuffer(
     WebGLId buffer) {
   return false;
 }
 
-WGC3Dboolean FakeWebGraphicsContext3D::isEnabled(
+WGC3Dboolean TestWebGraphicsContext3D::isEnabled(
     WGC3Denum cap) {
   return false;
 }
 
-WGC3Dboolean FakeWebGraphicsContext3D::isFramebuffer(
+WGC3Dboolean TestWebGraphicsContext3D::isFramebuffer(
     WebGLId framebuffer) {
   return false;
 }
 
-WGC3Dboolean FakeWebGraphicsContext3D::isProgram(
+WGC3Dboolean TestWebGraphicsContext3D::isProgram(
     WebGLId program) {
   return false;
 }
 
-WGC3Dboolean FakeWebGraphicsContext3D::isRenderbuffer(
+WGC3Dboolean TestWebGraphicsContext3D::isRenderbuffer(
     WebGLId renderbuffer) {
   return false;
 }
 
-WGC3Dboolean FakeWebGraphicsContext3D::isShader(
+WGC3Dboolean TestWebGraphicsContext3D::isShader(
     WebGLId shader) {
   return false;
 }
 
-WGC3Dboolean FakeWebGraphicsContext3D::isTexture(
+WGC3Dboolean TestWebGraphicsContext3D::isTexture(
     WebGLId texture) {
   return false;
 }
 
-WebGLId FakeWebGraphicsContext3D::createBuffer() {
+WebGLId TestWebGraphicsContext3D::createBuffer() {
   return kBufferId | context_id_ << 16;
 }
 
-void FakeWebGraphicsContext3D::deleteBuffer(WebKit::WebGLId id) {
+void TestWebGraphicsContext3D::deleteBuffer(WebKit::WebGLId id) {
   EXPECT_EQ(kBufferId | context_id_ << 16, id);
 }
 
-WebGLId FakeWebGraphicsContext3D::createFramebuffer() {
+WebGLId TestWebGraphicsContext3D::createFramebuffer() {
   return kFramebufferId | context_id_ << 16;
 }
 
-void FakeWebGraphicsContext3D::deleteFramebuffer(WebKit::WebGLId id) {
+void TestWebGraphicsContext3D::deleteFramebuffer(WebKit::WebGLId id) {
   EXPECT_EQ(kFramebufferId | context_id_ << 16, id);
 }
 
-WebGLId FakeWebGraphicsContext3D::createProgram() {
+WebGLId TestWebGraphicsContext3D::createProgram() {
   return kProgramId | context_id_ << 16;
 }
 
-void FakeWebGraphicsContext3D::deleteProgram(WebKit::WebGLId id) {
+void TestWebGraphicsContext3D::deleteProgram(WebKit::WebGLId id) {
   EXPECT_EQ(kProgramId | context_id_ << 16, id);
 }
 
-WebGLId FakeWebGraphicsContext3D::createRenderbuffer() {
+WebGLId TestWebGraphicsContext3D::createRenderbuffer() {
   return kRenderbufferId | context_id_ << 16;
 }
 
-void FakeWebGraphicsContext3D::deleteRenderbuffer(WebKit::WebGLId id) {
+void TestWebGraphicsContext3D::deleteRenderbuffer(WebKit::WebGLId id) {
   EXPECT_EQ(kRenderbufferId | context_id_ << 16, id);
 }
 
-WebGLId FakeWebGraphicsContext3D::createShader(WGC3Denum) {
+WebGLId TestWebGraphicsContext3D::createShader(WGC3Denum) {
   return kShaderId | context_id_ << 16;
 }
 
-void FakeWebGraphicsContext3D::deleteShader(WebKit::WebGLId id) {
+void TestWebGraphicsContext3D::deleteShader(WebKit::WebGLId id) {
   EXPECT_EQ(kShaderId | context_id_ << 16, id);
 }
 
-WebGLId FakeWebGraphicsContext3D::createTexture() {
+WebGLId TestWebGraphicsContext3D::createTexture() {
   WebGLId texture_id = NextTextureId();
   DCHECK_NE(texture_id, kExternalTextureId);
   textures_.push_back(texture_id);
   return texture_id;
 }
 
-void FakeWebGraphicsContext3D::deleteTexture(WebGLId texture_id) {
+void TestWebGraphicsContext3D::deleteTexture(WebGLId texture_id) {
   DCHECK(std::find(textures_.begin(), textures_.end(), texture_id) !=
          textures_.end());
   textures_.erase(std::find(textures_.begin(), textures_.end(), texture_id));
 }
 
-void FakeWebGraphicsContext3D::attachShader(WebGLId program, WebGLId shader) {
+void TestWebGraphicsContext3D::attachShader(WebGLId program, WebGLId shader) {
   EXPECT_EQ(kProgramId | context_id_ << 16, program);
   EXPECT_EQ(kShaderId | context_id_ << 16, shader);
 }
 
-void FakeWebGraphicsContext3D::useProgram(WebGLId program) {
+void TestWebGraphicsContext3D::useProgram(WebGLId program) {
   if (!program)
     return;
   EXPECT_EQ(kProgramId | context_id_ << 16, program);
 }
 
-void FakeWebGraphicsContext3D::bindBuffer(WGC3Denum target, WebGLId buffer) {
+void TestWebGraphicsContext3D::bindBuffer(WGC3Denum target, WebGLId buffer) {
   if (!buffer)
     return;
   EXPECT_EQ(kBufferId | context_id_ << 16, buffer);
 }
 
-void FakeWebGraphicsContext3D::bindFramebuffer(
+void TestWebGraphicsContext3D::bindFramebuffer(
     WGC3Denum target, WebGLId framebuffer) {
   if (!framebuffer)
     return;
   EXPECT_EQ(kFramebufferId | context_id_ << 16, framebuffer);
 }
 
-void FakeWebGraphicsContext3D::bindRenderbuffer(
+void TestWebGraphicsContext3D::bindRenderbuffer(
       WGC3Denum target, WebGLId renderbuffer) { 
   if (!renderbuffer)
     return;
  EXPECT_EQ(kRenderbufferId | context_id_ << 16, renderbuffer);
 }
 
-void FakeWebGraphicsContext3D::bindTexture(
+void TestWebGraphicsContext3D::bindTexture(
     WGC3Denum target, WebGLId texture_id) {
   if (times_bind_texture_succeeds_ >= 0) {
     if (!times_bind_texture_succeeds_) {
       loseContextCHROMIUM(GL_GUILTY_CONTEXT_RESET_ARB,
                           GL_INNOCENT_CONTEXT_RESET_ARB);
     }
     --times_bind_texture_succeeds_;
   }
 
   if (!texture_id)
     return;
   if (texture_id == kExternalTextureId)
     return;
   DCHECK(std::find(textures_.begin(), textures_.end(), texture_id) !=
          textures_.end());
   used_textures_.insert(texture_id);
 }
 
-WebGLId FakeWebGraphicsContext3D::createQueryEXT() {
-  return 1;
-}
-
-WGC3Dboolean FakeWebGraphicsContext3D::isQueryEXT(WebGLId query) {
-  return true;
-}
-
-void FakeWebGraphicsContext3D::endQueryEXT(WebKit::WGC3Denum target) {
+void TestWebGraphicsContext3D::endQueryEXT(WebKit::WGC3Denum target) {
   if (times_end_query_succeeds_ >= 0) {
     if (!times_end_query_succeeds_) {
       loseContextCHROMIUM(GL_GUILTY_CONTEXT_RESET_ARB,
                           GL_INNOCENT_CONTEXT_RESET_ARB);
     }
     --times_end_query_succeeds_;
   }
 }
 
-void FakeWebGraphicsContext3D::getQueryObjectuivEXT(
+void TestWebGraphicsContext3D::getQueryObjectuivEXT(
     WebKit::WebGLId query,
     WebKit::WGC3Denum pname,
     WebKit::WGC3Duint* params) {
   // If the context is lost, behave as if result is available.
   if (pname == GL_QUERY_RESULT_AVAILABLE_EXT)
     *params = 1;
 }
 
-void FakeWebGraphicsContext3D::setContextLostCallback(
+void TestWebGraphicsContext3D::setContextLostCallback(
     WebGraphicsContextLostCallback* callback) {
   context_lost_callback_ = callback;
 }
 
-void FakeWebGraphicsContext3D::loseContextCHROMIUM(WGC3Denum current,
+void TestWebGraphicsContext3D::loseContextCHROMIUM(WGC3Denum current,
                                                    WGC3Denum other) {
   if (context_lost_)
     return;
   context_lost_ = true;
   if (context_lost_callback_)
     context_lost_callback_->onContextLost();
 }
 
-WebKit::WebGLId FakeWebGraphicsContext3D::NextTextureId() {
+WebKit::WebGLId TestWebGraphicsContext3D::NextTextureId() {
   WebGLId texture_id = next_texture_id_++;
   DCHECK(texture_id < (1 << 16));
   texture_id |= context_id_ << 16;
   return texture_id;
 }
 
 }  // namespace cc