#include <gtest/gtest.h>

#include "webfused/config/config.h"
#include "webfused/config/factory.h"
#include "webfused/log/logger.h"
#include "webfused/log/log.h"
#include "mock/logger.hpp"
#include "mock/config_builder.hpp"
#include "mock/libconfig.hpp"

using ::testing::_;
using ::testing::Return;
using ::testing::StrictMock;
using ::testing::StrEq;
using ::webfused_test::MockLogger;
using ::webfused_test::MockConfigBuilder;
using ::webfused_test::MockLibConfig;

TEST(configfile_log, set_logger)
{
    MockLogger logger;
    EXPECT_CALL(logger, log(_, _, _)).Times(0);
    EXPECT_CALL(logger, onclose()).Times(1);

    StrictMock<MockConfigBuilder> builder;
    EXPECT_CALL(builder, wfd_config_create).Times(1).WillOnce(Return(builder.getBuilder()));
    EXPECT_CALL(builder, wfd_config_set_logger(_,_, _, _)).Times(1).WillOnce(Return(true));

    char const config_text[] =
        "version = { major = " WFD_CONFIG_VERSION_STR_MAJOR ", minor = " WFD_CONFIG_VERSION_STR_MINOR " }\n"
        "log:\n"
        "{\n"
        "  provider = \"stderr\"\n"
        "  level    = \"all\"\n"
        "}\n"
        ;
    struct wfd_config * config = wfd_config_load_string(config_text);
    ASSERT_NE(nullptr, config);
}

TEST(configfile_log, log_fail_set_logger)
{
    MockLogger logger;
    EXPECT_CALL(logger, log(_, _, _)).Times(0);
    EXPECT_CALL(logger, onclose()).Times(1);

    StrictMock<MockConfigBuilder> builder;
    EXPECT_CALL(builder, wfd_config_create).Times(1).WillOnce(Return(builder.getBuilder()));
    EXPECT_CALL(builder, wfd_config_dispose(_)).Times(1);
    EXPECT_CALL(builder, wfd_config_set_logger(_,_, _, _)).Times(1).WillOnce(Return(false));

    char const config_text[] =
        "version = { major = " WFD_CONFIG_VERSION_STR_MAJOR ", minor = " WFD_CONFIG_VERSION_STR_MINOR " }\n"
        "log:\n"
        "{\n"
        "  provider = \"stderr\"\n"
        "  level    = \"all\"\n"
        "}\n"
        ;
    struct wfd_config * config = wfd_config_load_string(config_text);
    ASSERT_EQ(nullptr, config);
}

TEST(configfile_log, log_fail_missing_provider)
{
    MockLogger logger;
    EXPECT_CALL(logger, log(WFD_LOGLEVEL_ERROR, _, _)).Times(1);
    EXPECT_CALL(logger, onclose()).Times(1);

    StrictMock<MockConfigBuilder> builder;
    EXPECT_CALL(builder, wfd_config_create).Times(1).WillOnce(Return(builder.getBuilder()));
    EXPECT_CALL(builder, wfd_config_dispose(_)).Times(1);
    EXPECT_CALL(builder, wfd_config_set_logger(_,_, _, _)).Times(0);

    char const config_text[] =
        "version = { major = " WFD_CONFIG_VERSION_STR_MAJOR ", minor = " WFD_CONFIG_VERSION_STR_MINOR " }\n"
        "log:\n"
        "{\n"
        "  level    = \"all\"\n"
        "}\n"
        ;
    struct wfd_config * config = wfd_config_load_string(config_text);
    ASSERT_EQ(nullptr, config);
}

TEST(configfile_log, log_fail_missing_level)
{
    MockLogger logger;
    EXPECT_CALL(logger, log(WFD_LOGLEVEL_ERROR, _, _)).Times(1);
    EXPECT_CALL(logger, onclose()).Times(1);

    StrictMock<MockConfigBuilder> builder;
    EXPECT_CALL(builder, wfd_config_create).Times(1).WillOnce(Return(builder.getBuilder()));
    EXPECT_CALL(builder, wfd_config_dispose(_)).Times(1);
    EXPECT_CALL(builder, wfd_config_set_logger(_,_, _, _)).Times(0);

    char const config_text[] =
        "version = { major = " WFD_CONFIG_VERSION_STR_MAJOR ", minor = " WFD_CONFIG_VERSION_STR_MINOR " }\n"
        "log:\n"
        "{\n"
        "  provider = \"stderr\"\n"
        "  level    = \"fancy\"\n"
        "}\n"
        ;
    struct wfd_config * config = wfd_config_load_string(config_text);
    ASSERT_EQ(nullptr, config);
}

TEST(configfile_log, log_fail_invalid_level)
{
    MockLogger logger;
    EXPECT_CALL(logger, log(WFD_LOGLEVEL_ERROR, _, _)).Times(1);
    EXPECT_CALL(logger, onclose()).Times(1);

    StrictMock<MockConfigBuilder> builder;
    EXPECT_CALL(builder, wfd_config_create).Times(1).WillOnce(Return(builder.getBuilder()));
    EXPECT_CALL(builder, wfd_config_dispose(_)).Times(1);
    EXPECT_CALL(builder, wfd_config_set_logger(_, _, _, _)).Times(0);

    char const config_text[] =
        "version = { major = " WFD_CONFIG_VERSION_STR_MAJOR ", minor = " WFD_CONFIG_VERSION_STR_MINOR " }\n"
        "log:\n"
        "{\n"
        "  provider = \"stderr\"\n"
        "}\n"
        ;
    struct wfd_config * config = wfd_config_load_string(config_text);
    ASSERT_EQ(nullptr, config);
}