1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "ppapi/tests/test_crypto.h"
6
7#include "ppapi/c/dev/ppb_crypto_dev.h"
8#include "ppapi/cpp/module.h"
9#include "ppapi/tests/testing_instance.h"
10
11REGISTER_TEST_CASE(Crypto);
12
13TestCrypto::TestCrypto(TestingInstance* instance)
14    : TestCase(instance),
15      crypto_interface_(NULL) {
16}
17
18bool TestCrypto::Init() {
19  crypto_interface_ = static_cast<const PPB_Crypto_Dev*>(
20      pp::Module::Get()->GetBrowserInterface(PPB_CRYPTO_DEV_INTERFACE));
21  return !!crypto_interface_;
22}
23
24void TestCrypto::RunTests(const std::string& filter) {
25  RUN_TEST(GetRandomBytes, filter);
26}
27
28std::string TestCrypto::TestGetRandomBytes() {
29  const int kBufSize = 16;
30  char buf[kBufSize] = {0};
31
32  crypto_interface_->GetRandomBytes(buf, kBufSize);
33
34  // Verify that the interface wrote "something" to the buffer.
35  bool found_nonzero = false;
36  for (int i = 0; i < kBufSize; i++) {
37    if (buf[i]) {
38      found_nonzero = true;
39      break;
40    }
41  }
42  ASSERT_TRUE(found_nonzero);
43
44  PASS();
45}
46