#include "data_mock.hpp"
#include "firmware_handler.hpp"
#include "image_mock.hpp"
#include "util.hpp"
#include "verification_mock.hpp"

#include <memory>
#include <vector>

#include <gtest/gtest.h>

namespace ipmi_flash
{
using ::testing::_;
using ::testing::IsNull;
using ::testing::NotNull;
using ::testing::Return;
using ::testing::StrEq;
using ::testing::StrictMock;

class FirmwareHandlerCommitTest : public ::testing::Test
{
  protected:
    ImageHandlerMock imageMock1, imageMock2;
    std::vector<HandlerPack> blobs;
    std::vector<DataHandlerPack> data;

    void SetUp() override
    {
        blobs = {
            {hashBlobId, &imageMock1},
            {"asdf", &imageMock2},
        };

        data = {
            {FirmwareBlobHandler::UpdateFlags::ipmi, nullptr},
        };
    }
};

TEST_F(FirmwareHandlerCommitTest, VerifyCannotCommitOnFlashImage)
{
    /* Verify the flash image returns failure on this command.  It's a fairly
     * artificial test.
     */

    /* Verify it doesn't get called by using StrictMock. */
    std::unique_ptr<VerificationInterface> verifyMock =
        std::make_unique<StrictMock<VerificationMock>>();

    auto handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
        blobs, data, std::move(verifyMock));

    EXPECT_CALL(imageMock2, open("asdf")).WillOnce(Return(true));

    EXPECT_TRUE(handler->open(
        0, blobs::OpenFlags::write | FirmwareBlobHandler::UpdateFlags::ipmi,
        "asdf"));

    EXPECT_FALSE(handler->commit(0, {}));
}

TEST_F(FirmwareHandlerCommitTest, VerifyCannotCommitOnHashFile)
{
    /* Verify the hash file returns failure on this command.  It's a fairly
     * artificial test.
     */

    /* Verify it doesn't get called by using StrictMock. */
    std::unique_ptr<VerificationInterface> verifyMock =
        std::make_unique<StrictMock<VerificationMock>>();

    auto handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
        blobs, data, std::move(verifyMock));

    EXPECT_CALL(imageMock1, open(StrEq(hashBlobId))).WillOnce(Return(true));

    EXPECT_TRUE(handler->open(
        0, blobs::OpenFlags::write | FirmwareBlobHandler::UpdateFlags::ipmi,
        hashBlobId));

    EXPECT_FALSE(handler->commit(0, {}));
}

TEST_F(FirmwareHandlerCommitTest, VerifyCommitAcceptedOnVerifyBlob)
{
    /* Verify the verify blob lets you call this command, and it returns
     * success.
     */
    auto verifyMock = CreateVerifyMock();
    auto verifyMockPtr = reinterpret_cast<VerificationMock*>(verifyMock.get());

    auto handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
        blobs, data, std::move(verifyMock));

    EXPECT_TRUE(handler->open(0, blobs::OpenFlags::write, verifyBlobId));

    EXPECT_CALL(*verifyMockPtr, triggerVerification())
        .WillRepeatedly(Return(true));

    EXPECT_TRUE(handler->commit(0, {}));
}

TEST_F(FirmwareHandlerCommitTest, VerifyCommitCanOnlyBeCalledOnceForEffect)
{
    /* Verify you cannot call the commit() command once verification is
     * started, after which it will just return true.
     */
    auto verifyMock = CreateVerifyMock();
    auto verifyMockPtr = reinterpret_cast<VerificationMock*>(verifyMock.get());

    auto handler = FirmwareBlobHandler::CreateFirmwareBlobHandler(
        blobs, data, std::move(verifyMock));

    EXPECT_TRUE(handler->open(0, blobs::OpenFlags::write, verifyBlobId));

    EXPECT_CALL(*verifyMockPtr, triggerVerification())
        .WillRepeatedly(Return(true));

    EXPECT_TRUE(handler->commit(0, {}));
    EXPECT_TRUE(handler->commit(0, {}));
}

} // namespace ipmi_flash