Add glGetActiveUniformBlockiv to GPU command buffer.

gpu/command_buffer/client/program_info_manager_unittest.cc

 // Copyright (c) 2015 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 "gpu/command_buffer/client/program_info_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 uint32 ComputeOffset(const void* start, const void* position) {
@@ skipping 161 matching lines @@
   EXPECT_EQ(0, length);
 
   // Test buf_size smaller than string size.
   buf_size = strlen(data.name0);
   EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockName(
       NULL, kClientProgramId, 0, buf_size, &length, &buffer[0]));
   EXPECT_EQ(buf_size, length + 1);
   EXPECT_STREQ(std::string(data.name0).substr(0, length).c_str(), &buffer[0]);
 }
 
+TEST_F(ProgramInfoManagerTest, GetActiveUniformBlockivCached) {
+  UniformBlocksData data;
+  SetupUniformBlocksData(&data);
+  std::vector<int8> result(sizeof(data));
+  memcpy(&result[0], &data, sizeof(data));
+  program_->UpdateES3UniformBlocks(result);
+  const char* kName[] = { data.name0, data.name1 };
+  const uint32_t* kIndices[] = { data.indices0, data.indices1 };
+
+  for (uint32_t ii = 0; ii < data.header.num_uniform_blocks; ++ii) {
+    ASSERT_GE(2u, data.entry[ii].active_uniforms);
+    GLint params[2];
+    EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockiv(
+        NULL, kClientProgramId, ii, GL_UNIFORM_BLOCK_BINDING, params));
+    EXPECT_EQ(data.entry[ii].binding, static_cast<uint32_t>(params[0]));
+
+    EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockiv(
+        NULL, kClientProgramId, ii, GL_UNIFORM_BLOCK_DATA_SIZE, params));
+    EXPECT_EQ(data.entry[ii].data_size, static_cast<uint32_t>(params[0]));
+
+    EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockiv(
+        NULL, kClientProgramId, ii, GL_UNIFORM_BLOCK_NAME_LENGTH, params));
+    EXPECT_EQ(strlen(kName[ii]) + 1, static_cast<uint32_t>(params[0]));
+
+    EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockiv(
+        NULL, kClientProgramId, ii, GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS, params));
+    EXPECT_EQ(data.entry[ii].active_uniforms, static_cast<uint32_t>(params[0]));
+
+    EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockiv(
+        NULL, kClientProgramId, ii,
+        GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES, params));
+    for (uint32_t uu = 0; uu < data.entry[ii].active_uniforms; ++uu) {
+      EXPECT_EQ(kIndices[ii][uu], static_cast<uint32_t>(params[uu]));
+    }
+
+    EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockiv(
+        NULL, kClientProgramId, ii,
+        GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER, params));
+    EXPECT_EQ(data.entry[ii].referenced_by_vertex_shader,
+              static_cast<uint32_t>(params[0]));
+
+    EXPECT_EQ(true, program_info_manager_->GetActiveUniformBlockiv(
+        NULL, kClientProgramId, ii,
+        GL_UNIFORM_BLOCK_REFERENCED_BY_FRAGMENT_SHADER, params));
+    EXPECT_EQ(data.entry[ii].referenced_by_fragment_shader,
+              static_cast<uint32_t>(params[0]));
+  }
+}
+
 }  // namespace gles2
 }  // namespace gpu