Implement support for rendering to 32-bit float textures on ES3

gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc

Index: gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
diff --git a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
index 6f74bde049790c3f6748fbf28102a5ff7bea346b..0b35b39c9dc941269b3d88a95cd0a62063a53fcd 100644
--- a/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
+++ b/gpu/command_buffer/service/gles2_cmd_decoder_unittest_base.cc
@@ -141,8 +141,21 @@ void GLES2DecoderTestBase::InitDecoderWithCommandLine(
 
   InSequence sequence;
 
+  surface_ = new gfx::GLSurfaceStub;
+  surface_->SetSize(gfx::Size(kBackBufferWidth, kBackBufferHeight));
+
+  // Context needs to be created before initializing ContextGroup, which will
+  // in turn initialize FeatureInfo, which needs a context to determine
+  // extension support.
+  context_ = new gfx::GLContextStubWithExtensions;
+  context_->AddExtensionsString(extensions);
+  context_->SetGLVersionString(gl_version);
+
+  context_->MakeCurrent(surface_.get());
+  gfx::GLSurface::InitializeDynamicMockBindingsForTests(context_);
+
   TestHelper::SetupContextGroupInitExpectations(gl_.get(),
-      DisallowedFeatures(), extensions);
+      DisallowedFeatures(), extensions, gl_version);
 
   // We initialize the ContextGroup with a MockGLES2Decoder so that
   // we can use the ContextGroup to figure out how the real GLES2Decoder
@@ -281,16 +294,6 @@ void GLES2DecoderTestBase::InitDecoderWithCommandLine(
   shared_memory_id_ = kSharedMemoryId;
   shared_memory_base_ = buffer.ptr;
 
-  surface_ = new gfx::GLSurfaceStub;
-  surface_->SetSize(gfx::Size(kBackBufferWidth, kBackBufferHeight));
-
-  context_ = new gfx::GLContextStubWithExtensions;
-  context_->AddExtensionsString(extensions);
-  context_->SetGLVersionString(gl_version);
-
-  context_->MakeCurrent(surface_.get());
-  gfx::GLSurface::InitializeDynamicMockBindingsForTests(context_);
-
   int32 attributes[] = {
     EGL_ALPHA_SIZE, request_alpha ? 8 : 0,
     EGL_DEPTH_SIZE, request_depth ? 24 : 0,
@@ -834,6 +837,28 @@ void GLES2DecoderTestBase::DoTexImage2D(
   EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
 }
 
+void GLES2DecoderTestBase::DoTexImage2DConvertInternalFormat(
+    GLenum target, GLint level, GLenum requested_internal_format,
+    GLsizei width, GLsizei height, GLint border,
+    GLenum format, GLenum type,
+    uint32 shared_memory_id, uint32 shared_memory_offset,
+    GLenum expected_internal_format) {
+  EXPECT_CALL(*gl_, GetError())
+      .WillOnce(Return(GL_NO_ERROR))
+      .RetiresOnSaturation();
+  EXPECT_CALL(*gl_, TexImage2D(target, level, expected_internal_format,
+                               width, height, border, format, type, _))
+      .Times(1)
+      .RetiresOnSaturation();
+  EXPECT_CALL(*gl_, GetError())
+      .WillOnce(Return(GL_NO_ERROR))
+      .RetiresOnSaturation();
+  cmds::TexImage2D cmd;
+  cmd.Init(target, level, requested_internal_format, width, height, border,
+           format, type, shared_memory_id, shared_memory_offset);
+  EXPECT_EQ(error::kNoError, ExecuteCmd(cmd));
+}
+
 void GLES2DecoderTestBase::DoCompressedTexImage2D(
     GLenum target, GLint level, GLenum format,
     GLsizei width, GLsizei height, GLint border,