blob: 3cb803097147faa530d09a79bfe7b0786e656df9 [file] [log] [blame]
// Copyright (c) 2010 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 "ppapi/tests/test_buffer.h"
#include "ppapi/c/dev/ppb_buffer_dev.h"
#include "ppapi/cpp/dev/buffer_dev.h"
#include "ppapi/cpp/graphics_2d.h"
#include "ppapi/cpp/instance.h"
#include "ppapi/cpp/module.h"
#include "ppapi/tests/testing_instance.h"
bool TestBuffer::Init() {
buffer_interface_ = reinterpret_cast<PPB_Buffer_Dev const*>(
return !!buffer_interface_;
void TestBuffer::RunTest() {
instance_->LogTest("InvalidSize", TestInvalidSize());
instance_->LogTest("InitToZero", TestInitToZero());
instance_->LogTest("IsBuffer", TestIsBuffer());
std::string TestBuffer::TestInvalidSize() {
pp::Buffer_Dev zero_size(0);
if (!zero_size.is_null())
return "Zero size accepted";
std::string TestBuffer::TestInitToZero() {
pp::Buffer_Dev buffer(100);
if (buffer.is_null())
return "Could not create buffer";
if (buffer.size() != 100)
return "Buffer size not as expected";
// Now check that everything is 0.
unsigned char* bytes = static_cast<unsigned char *>(;
for (uint32_t index = 0; index < buffer.size(); index++) {
if (bytes[index] != 0)
return "Buffer isn't entirely zero";
std::string TestBuffer::TestIsBuffer() {
// Test that a NULL resource isn't a buffer.
pp::Resource null_resource;
if (buffer_interface_->IsBuffer(null_resource.pp_resource()))
return "Null resource was reported as a valid buffer";
// Make another resource type and test it.
const int w = 16, h = 16;
pp::Graphics2D device(instance_, pp::Size(w, h), true);
if (device.is_null())
return "Couldn't create device context";
if (buffer_interface_->IsBuffer(device.pp_resource()))
return "Device context was reported as a buffer";
// Make a valid buffer.
pp::Buffer_Dev buffer(100);
if (buffer.is_null())
return "Couldn't create buffer";
if (!buffer_interface_->IsBuffer(buffer.pp_resource()))
return "Buffer should be identified as a buffer";