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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ash/components/quick_start/quick_start_message.h"
#include "base/base64.h"
#include "base/json/json_writer.h"
#include "base/values.h"
#include "chromeos/ash/components/quick_start/quick_start_message_type.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
constexpr char kBootstrapConfigurationsPayloadKey[] = "bootstrapConfigurations";
constexpr char kQuickStartPayloadKey[] = "quickStartPayload";
using QuickStartMessage = ash::quick_start::QuickStartMessage;
using QuickStartMessagePtr = std::unique_ptr<QuickStartMessage>;
using ReadResult = QuickStartMessage::ReadResult;
} // namespace
class QuickStartMessageTest : public testing::Test {
public:
QuickStartMessageTest() = default;
QuickStartMessageTest(QuickStartMessageTest&) = delete;
QuickStartMessageTest& operator=(QuickStartMessageTest&) = delete;
~QuickStartMessageTest() override = default;
};
TEST_F(QuickStartMessageTest, ReadMessageSucceedsForNonBase64Message) {
base::Value::Dict payload;
payload.Set("key", "value");
base::Value::Dict message;
message.Set(kBootstrapConfigurationsPayloadKey, payload.Clone());
std::string json_message;
ASSERT_TRUE(base::JSONWriter::Write(message, &json_message));
std::vector<uint8_t> data(json_message.begin(), json_message.end());
ReadResult result = ash::quick_start::QuickStartMessage::ReadMessage(
data, ash::quick_start::QuickStartMessageType::kBootstrapConfigurations);
ASSERT_TRUE(result.has_value());
ASSERT_NE(result.value(), nullptr);
base::Value::Dict* bootstrap_configurations_ptr =
result.value()->GetPayload()->FindDict(
kBootstrapConfigurationsPayloadKey);
ASSERT_NE(bootstrap_configurations_ptr, nullptr);
std::string* value_ptr = bootstrap_configurations_ptr->FindString("key");
ASSERT_NE(value_ptr, nullptr);
ASSERT_EQ(*value_ptr, "value");
}
TEST_F(QuickStartMessageTest, ReadMessageFailsForUnexpectedMessageType) {
base::Value::Dict payload;
payload.Set("key", "value");
base::Value::Dict message;
message.Set(kBootstrapConfigurationsPayloadKey, payload.Clone());
std::string json_message;
ASSERT_TRUE(base::JSONWriter::Write(message, &json_message));
std::vector<uint8_t> data(json_message.begin(), json_message.end());
ReadResult result = ash::quick_start::QuickStartMessage::ReadMessage(
data, ash::quick_start::QuickStartMessageType::kSecondDeviceAuthPayload);
ASSERT_FALSE(result.has_value());
ASSERT_EQ(
result.error(),
ash::quick_start::QuickStartMessage::ReadError::UNEXPECTED_MESSAGE_TYPE);
}
TEST_F(QuickStartMessageTest, ReadMessageFailsIfBase64WhenNotExpected) {
base::Value::Dict payload;
payload.Set("key", "value");
std::string json_payload;
ASSERT_TRUE(base::JSONWriter::Write(payload, &json_payload));
std::string base64_payload = base::Base64Encode(json_payload);
base::Value::Dict message;
message.Set(kBootstrapConfigurationsPayloadKey, base64_payload);
std::string json_message;
ASSERT_TRUE(base::JSONWriter::Write(message, &json_message));
std::vector<uint8_t> data(json_message.begin(), json_message.end());
ReadResult result = ash::quick_start::QuickStartMessage::ReadMessage(
data, ash::quick_start::QuickStartMessageType::kBootstrapConfigurations);
ASSERT_EQ(result.error(),
QuickStartMessage::ReadError::MISSING_MESSAGE_PAYLOAD);
}
TEST_F(QuickStartMessageTest, ReadMessageDecodesBase64Message) {
base::Value::Dict payload;
payload.Set("key", "value");
std::string json_payload;
ASSERT_TRUE(base::JSONWriter::Write(payload, &json_payload));
std::string base64_payload = base::Base64Encode(json_payload);
base::Value::Dict message;
message.Set(kQuickStartPayloadKey, base64_payload);
std::string json_message;
ASSERT_TRUE(base::JSONWriter::Write(message, &json_message));
std::vector<uint8_t> data(json_message.begin(), json_message.end());
ReadResult result = ash::quick_start::QuickStartMessage::ReadMessage(
data, ash::quick_start::QuickStartMessageType::kQuickStartPayload);
ASSERT_TRUE(result.has_value());
ASSERT_NE(result, nullptr);
ASSERT_EQ(*result.value()->GetPayload()->FindString("key"), "value");
}
TEST_F(QuickStartMessageTest,
ReadMessageFailsIfPayloadIsNotBase64WhenExpected) {
base::Value::Dict payload;
payload.Set("key", "value");
std::string json_payload;
ASSERT_TRUE(base::JSONWriter::Write(payload, &json_payload));
base::Value::Dict message;
message.Set(kQuickStartPayloadKey, json_payload);
std::string json_message;
ASSERT_TRUE(base::JSONWriter::Write(message, &json_message));
std::vector<uint8_t> data(json_message.begin(), json_message.end());
ReadResult result = ash::quick_start::QuickStartMessage::ReadMessage(
data, ash::quick_start::QuickStartMessageType::kQuickStartPayload);
ASSERT_EQ(result.error(),
QuickStartMessage::ReadError::BASE64_DESERIALIZATION_FAILURE);
}
TEST_F(QuickStartMessageTest, ReadMessageFailsIfPayloadIsNotPresent) {
base::Value::Dict message;
std::string json_message;
ASSERT_TRUE(base::JSONWriter::Write(message, &json_message));
std::vector<uint8_t> data(json_message.begin(), json_message.end());
ReadResult result = ash::quick_start::QuickStartMessage::ReadMessage(
data, ash::quick_start::QuickStartMessageType::kQuickStartPayload);
ASSERT_EQ(result.error(),
QuickStartMessage::ReadError::MISSING_MESSAGE_PAYLOAD);
}
TEST_F(QuickStartMessageTest, EncodeThenDecodeResultsInSameValue) {
QuickStartMessage message(
ash::quick_start::QuickStartMessageType::kQuickStartPayload);
message.GetPayload()->Set("key", "value");
std::unique_ptr<base::Value::Dict> encoded_message =
message.GenerateEncodedMessage();
std::string json_serialized_payload;
ASSERT_TRUE(
base::JSONWriter::Write(*encoded_message, &json_serialized_payload));
std::vector<uint8_t> request_payload(json_serialized_payload.begin(),
json_serialized_payload.end());
ReadResult decoded_message = QuickStartMessage::ReadMessage(
request_payload,
ash::quick_start::QuickStartMessageType::kQuickStartPayload);
ASSERT_TRUE(decoded_message.has_value());
ASSERT_NE(decoded_message, nullptr);
EXPECT_EQ(*(decoded_message.value()->GetPayload()->FindString("key")),
"value");
}
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