#include <gtest/gtest.h>
#include <gmock/gmock.h>
#include "YMF262-HAL.hpp"
#include "FakeGPIO.hpp"

class YMF262_HALTest : public ::testing::Test {
protected:
    FakeGpio fake;
    YMF262_HAL<FakeGpio> hal{fake, 14318000, 216000000};
    // ^ fake e hal criados ANTES de cada teste, prontos pra usar
};


TEST_F(YMF262_HALTest, TestWriteRun) {
    hal.write(Bank::BANK_0, 0x40, 0x20);

    EXPECT_THAT(fake.operations, testing::ElementsAre(
        "a0 ADDRESS",
        "a1 BANK_0",
        "delay_ticks",
        "cs ACTIVE",
        "wr ACTIVE",
        "delay_ticks",
        "data_bus",
        "delay_ticks",
        "wr INACTIVE",
        "cs INACTIVE",
        "delay_ticks",
        "delay_ticks",
        "delay_ticks",
        "a0 DATA",
        "a1 BANK_0",
        "delay_ticks",
        "cs ACTIVE",
        "wr ACTIVE",
        "delay_ticks",
        "data_bus",
        "delay_ticks",
        "wr INACTIVE",
        "cs INACTIVE",
        "delay_ticks",
        "delay_ticks",
        "delay_ticks"
    ));
}

TEST_F(YMF262_HALTest, TestWriteDataBusValues) {
    hal.write(Bank::BANK_0, 0x40, 0x20);
    EXPECT_THAT(fake.bus_values, testing::ElementsAre(0x40, 0x20));

}

TEST_F(YMF262_HALTest, TestWriteBankValue) {
    hal.write(Bank::BANK_1, 0x40, 0x20);
    // verifica que aparece "a1 BANK_1" nas operações, não "a1 BANK_0"
    EXPECT_THAT(fake.operations, testing::Contains("a1 BANK_1"));
    EXPECT_THAT(fake.operations, testing::Not(testing::Contains("a1 BANK_0")));
}

TEST_F(YMF262_HALTest,TestWriteSetInitialClear) {

        hal.initial_clear();
        EXPECT_THAT(fake.operations, testing::ElementsAre(
            "ic ACTIVE",
            "delay_ticks",
            "ic INACTIVE",
            "delay_ticks"
        ));
}

TEST_F(YMF262_HALTest, TestSetOPLModeToOPL3) {
    hal.set_OPL_Mode(OPLMode::OPL3);
    EXPECT_THAT(fake.bus_values, testing::ElementsAre(0x05, 0x01));
    EXPECT_THAT(fake.operations, testing::Contains("a1 BANK_1"));
}

TEST_F(YMF262_HALTest, TestSetOPLModeToOPL2) {
    hal.set_OPL_Mode(OPLMode::OPL2);
    EXPECT_THAT(fake.bus_values, testing::ElementsAre(0x05, 0x00));
}