[NaCl SDK] nacl_io: Add new fakes

native_client_sdk/src/tests/nacl_io_test/fake_var_array_interface.cc

Index: native_client_sdk/src/tests/nacl_io_test/fake_var_array_interface.cc
diff --git a/native_client_sdk/src/tests/nacl_io_test/fake_var_array_interface.cc b/native_client_sdk/src/tests/nacl_io_test/fake_var_array_interface.cc
new file mode 100644
index 0000000000000000000000000000000000000000..fa9a82783d51ad16ace3db53f49a3241ead6d630
--- /dev/null
+++ b/native_client_sdk/src/tests/nacl_io_test/fake_var_array_interface.cc
@@ -0,0 +1,63 @@
+// Copyright (c) 2014 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 "fake_var_array_interface.h"
+
+#include "fake_var_manager.h"
+#include "gtest/gtest.h"
+
+FakeVarArrayInterface::FakeVarArrayInterface(FakeVarManager* manager)
+    : manager_(manager) {}
+
+
+PP_Var FakeVarArrayInterface::Create() {
+  FakeVarData* var_data = manager_->CreateVarData();
+  var_data->type = PP_VARTYPE_ARRAY;
+
+  struct PP_Var result = {PP_VARTYPE_ARRAY, 0, {PP_FALSE}};
+  result.value.as_id = var_data->id;
+  return result;
+}
+
+PP_Var FakeVarArrayInterface::Get(PP_Var var, uint32_t index) {
+  EXPECT_EQ(var.type, PP_VARTYPE_ARRAY);
+  FakeVarData* data = manager_->GetVarData(var);
+  EXPECT_NE(static_cast<FakeVarData*>(NULL), data);
+  if (index >= data->array_value.size())
+    return PP_MakeUndefined();
+
+  // Return the item at the given index, after first incrementing
+  // its refcount.  It is up the callee to then call Release.
+  PP_Var result = data->array_value[index];
+  manager_->AddRef(result);
+  return result;
+}
+
+PP_Bool FakeVarArrayInterface::Set(PP_Var var, uint32_t index, PP_Var value) {
+  EXPECT_EQ(var.type, PP_VARTYPE_ARRAY);
+  FakeVarData* data = manager_->GetVarData(var);
+  EXPECT_NE(static_cast<FakeVarData*>(NULL), data);
+  if (index >= data->array_value.size())
+    data->array_value.resize(index+1);
+  else
+    manager_->Release(data->array_value[index]);
+  data->array_value[index] = value;
+  manager_->AddRef(value);
+  return PP_TRUE;
+}
+
+uint32_t FakeVarArrayInterface::GetLength(PP_Var var) {
+  EXPECT_EQ(var.type, PP_VARTYPE_ARRAY);
+  FakeVarData* data = manager_->GetVarData(var);
+  EXPECT_NE(static_cast<FakeVarData*>(NULL), data);
+  return data->array_value.size();
+}
+
+PP_Bool FakeVarArrayInterface::SetLength(PP_Var var, uint32_t length) {
+  EXPECT_EQ(var.type, PP_VARTYPE_ARRAY);
+  FakeVarData* data = manager_->GetVarData(var);
+  EXPECT_NE(static_cast<FakeVarData*>(NULL), data);
+  data->array_value.resize(length);
+  return PP_TRUE;
+}