PkmnLib/tests/ScriptTests/BaseScriptClassTests.cpp

#ifdef TESTS_BUILD
#include "../../extern/catch.hpp"
#include "../../src/Battling/Pokemon/CreatePokemon.hpp"
#include "../../src/ScriptResolving/AngelScript/AngelScriptResolver.hpp"
#include "../TestLibrary/TestLibrary.hpp"

#define AS_CLASS(name, contents)                                                                                       \
    { #name, "namespace Pokemon{ [Pokemon effect=" #name "] class " #name " : PkmnScript { " contents "}}" }

static std::unordered_map<const char*, const char*> _scripts = std::unordered_map<const char*, const char*>{
    AS_CLASS(blankScript, ),
    AS_CLASS(initializeScript, R"(
bool boolValue = false;
int64 intValue = 0;
constString stringValue;
void OnInitialize(const array<EffectParameter@> &in parameters) override {
    boolValue = parameters[0].AsBool();
    intValue = parameters[1].AsInt();
    stringValue = parameters[2].AsString();
}
bool GetBoolValue() { return boolValue; }
int64 GetIntValue() { return intValue; }
constString GetStringValue() { return stringValue; }
)"),

    AS_CLASS(stackScript, "int value = 0; void Stack() override { value++; } int GetValue() { return value; }"),
    AS_CLASS(onRemoveScript, "int value = 0; void OnRemove() override { value++; } int GetValue() { return value; }"),
    {"doubleInheritanceScript", R"(
class doubleInheritanceScriptBase : PkmnScript {
    int value = 0;
    void Stack() override{
        value++;
    }

    int GetValue(){ return value; }
}
[Pokemon effect=doubleInheritanceScript]
class doubleInheritanceScript : doubleInheritanceScriptBase {}
)"},
    AS_CLASS(preventAttackScript,
             R"(void PreventAttack(ExecutingMove@ attack, bool& result) override{ result = !result; })"),
    AS_CLASS(stopBeforeAttackScript, R"(
void StopBeforeAttack(ExecutingMove@ attack, bool& result) override{
    result = !result;
})"),
    AS_CLASS(OnBeforeAttackScript, "int value = 0; void OnBeforeAttack(ExecutingMove@ attack) override { value++; } "
                                   "int GetValue() { return value; }"),
    AS_CLASS(
        FailIncomingAttackScript,
        R"(void FailIncomingAttack(ExecutingMove@ attack, Pokemon@ target, bool& result) override{ result = !result; })"),
    AS_CLASS(
        IsInvulnerableScript,
        R"(void IsInvulnerable(ExecutingMove@ attack, Pokemon@ target, bool& result) override{ result = !result; })"),

    AS_CLASS(OnAttackMissScript,
             "int value = 0; void OnAttackMiss(ExecutingMove@ attack, Pokemon@ target) override { value++; } "
             "int GetValue() { return value; }"),
    AS_CLASS(
        ChangeAttackTypeScript,
        R"(void ChangeAttackType(ExecutingMove@ attack, Pokemon@ target, uint8 hit, uint8& outType) override{outType = 1; };)"),
    AS_CLASS(
        ChangeEffectivenessScript,
        R"(void ChangeEffectiveness(ExecutingMove@ attack, Pokemon@ target, uint8 hit, float& eff) override{eff = 0.75; };)"),
    AS_CLASS(
        PreventSecondaryEffectsScript,
        R"(void PreventSecondaryEffects(ExecutingMove@ attack, Pokemon@ target, uint8 hit, bool& result) override{ result = !result; })"),
    AS_CLASS(OnSecondaryEffectScript, "int value = 0; void OnSecondaryEffect(ExecutingMove@ attack, Pokemon@ target, "
                                      "uint8 hit) override { value++; } "
                                      "int GetValue() { return value; }"),
    AS_CLASS(OnAfterHitsScript,
             "int value = 0; void OnAfterHits(ExecutingMove@ attack, Pokemon@ target) override { value++; } "
             "int GetValue() { return value; }"),
    AS_CLASS(throwScript,
             R"(void PreventAttack(ExecutingMove@ attack, bool& result) override{ throw("test exception"); })"),

};

static AngelScriptResolver* _resolverCache = nullptr;
static AngelScriptResolver* GetScriptResolver(PkmnLib::Battling::BattleLibrary* mainLib) {
    if (_resolverCache == nullptr) {
        _resolverCache = dynamic_cast<AngelScriptResolver*>(PkmnLib::Battling::BattleLibrary::CreateScriptResolver());
        _resolverCache->Initialize(mainLib);
        for (auto kv : _scripts) {
            _resolverCache->CreateScript(kv.first, kv.second);
        }
        _resolverCache->FinalizeModule();
    }
    return _resolverCache;
}

static AngelScriptScript* GetScript(PkmnLib::Battling::BattleLibrary* mainLib, const ArbUt::StringView& scriptName) {
    auto lib = GetScriptResolver(mainLib);
    auto s = lib->LoadScript(ScriptCategory::Creature, scriptName);
    auto script = dynamic_cast<AngelScriptScript*>(s);
    REQUIRE(script != nullptr);

    return script;
}

TEST_CASE("Invoke non-implemented script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "blankScript"_cnc);
    REQUIRE(script != nullptr);

    script->Stack();
    delete script;
}

TEST_CASE("Invoke OnInitialize script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "initializeScript"_cnc);
    REQUIRE(script != nullptr);

    auto parameters = {new CreatureLib::Library::EffectParameter(true),
                       new CreatureLib::Library::EffectParameter((int64_t)684),
                       new CreatureLib::Library::EffectParameter(ArbUt::StringView("foobar"))};

    script->OnInitialize(parameters);

    auto ctxPool = script->GetContextPool();
    auto ctx = ctxPool->RequestContext();

    script->PrepareMethod("GetBoolValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    REQUIRE((bool)ctx->GetReturnDWord());
    ctxPool->ReturnContextToPool(ctx);

    ctx = ctxPool->RequestContext();
    script->PrepareMethod("GetIntValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    REQUIRE(ctx->GetReturnQWord() == 684);
    ctxPool->ReturnContextToPool(ctx);

    ctx = ctxPool->RequestContext();
    script->PrepareMethod("GetStringValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    ctxPool->ReturnContextToPool(ctx);

    for (auto p : parameters) {
        delete p;
    }
    delete script;
}

TEST_CASE("Invoke Stack script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "stackScript"_cnc);
    REQUIRE(script != nullptr);

    for (int i = 1; i <= 10; i++) {
        script->Stack();

        auto ctxPool = script->GetContextPool();
        auto ctx = ctxPool->RequestContext();
        script->PrepareMethod("GetValue"_cnc, ctx);
        REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
        REQUIRE(ctx->GetReturnDWord() == i);
        ctxPool->ReturnContextToPool(ctx);
    }

    delete script;
}

TEST_CASE("Invoke OnRemove script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "onRemoveScript"_cnc);
    REQUIRE(script != nullptr);

    script->OnRemove();

    auto ctxPool = script->GetContextPool();
    auto ctx = ctxPool->RequestContext();
    script->PrepareMethod("GetValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    REQUIRE(ctx->GetReturnDWord() == 1);
    ctxPool->ReturnContextToPool(ctx);

    delete script;
}

TEST_CASE("Invoke Stack script function with implementation in base class") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "doubleInheritanceScript"_cnc);
    for (int i = 1; i <= 10; i++) {
        script->Stack();

        auto ctxPool = script->GetContextPool();
        auto ctx = ctxPool->RequestContext();
        script->PrepareMethod("GetValue"_cnc, ctx);
        REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
        REQUIRE(ctx->GetReturnDWord() == i);
        ctxPool->ReturnContextToPool(ctx);
    }

    delete script;
}

TEST_CASE("Invoke preventAttackScript script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "preventAttackScript"_cnc);
    bool b = false;
    script->PreventAttack(nullptr, &b);
    REQUIRE(b);

    delete script;
}

TEST_CASE("Invoke StopBeforeAttack script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "stopBeforeAttackScript"_cnc);
    bool b = false;
    script->StopBeforeAttack(nullptr, &b);
    REQUIRE(b);

    delete script;
}

TEST_CASE("Invoke OnBeforeAttack script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "OnBeforeAttackScript"_cnc);
    REQUIRE(script != nullptr);

    script->OnBeforeAttack(nullptr);

    auto ctxPool = script->GetContextPool();
    auto ctx = ctxPool->RequestContext();
    script->PrepareMethod("GetValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    REQUIRE(ctx->GetReturnDWord() == 1);
    ctxPool->ReturnContextToPool(ctx);

    delete script;
}

TEST_CASE("Invoke FailIncomingAttack script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "FailIncomingAttackScript"_cnc);
    REQUIRE(script != nullptr);
    bool b = false;
    script->FailIncomingAttack(nullptr, nullptr, &b);
    REQUIRE(b);

    delete script;
}

TEST_CASE("Invoke OnAttackMiss script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "OnAttackMissScript"_cnc);
    REQUIRE(script != nullptr);

    script->OnAttackMiss(nullptr, nullptr);

    auto ctxPool = script->GetContextPool();
    auto ctx = ctxPool->RequestContext();
    script->PrepareMethod("GetValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    REQUIRE(ctx->GetReturnDWord() == 1);
    ctxPool->ReturnContextToPool(ctx);

    delete script;
}

TEST_CASE("Invoke ChangeAttackType script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "ChangeAttackTypeScript"_cnc);
    REQUIRE(script != nullptr);
    uint8_t b = 0;
    script->ChangeAttackType(nullptr, nullptr, 0, &b);
    REQUIRE(b == 1);

    delete script;
}

TEST_CASE("Invoke ChangeEffectiveness script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "ChangeEffectivenessScript"_cnc);
    REQUIRE(script != nullptr);
    float b = 0;
    script->ChangeEffectiveness(nullptr, nullptr, 0, &b);
    REQUIRE(b == Approx(0.75));

    delete script;
}

TEST_CASE("Invoke PreventSecondaryEffects script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "PreventSecondaryEffectsScript"_cnc);
    bool b = false;
    script->PreventSecondaryEffects(nullptr, nullptr, 0, &b);
    REQUIRE(b);

    delete script;
}

TEST_CASE("Invoke OnSecondaryEffect script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "OnSecondaryEffectScript"_cnc);

    script->OnSecondaryEffect(nullptr, nullptr, 0);

    auto ctxPool = script->GetContextPool();
    auto ctx = ctxPool->RequestContext();
    script->PrepareMethod("GetValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    REQUIRE(ctx->GetReturnDWord() == 1);
    ctxPool->ReturnContextToPool(ctx);

    delete script;
}

TEST_CASE("Invoke OnAfterHits script function") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "OnAfterHitsScript"_cnc);
    REQUIRE(script != nullptr);

    script->OnAfterHits(nullptr, nullptr);

    auto ctxPool = script->GetContextPool();
    auto ctx = ctxPool->RequestContext();
    script->PrepareMethod("GetValue"_cnc, ctx);
    REQUIRE(ctx->Execute() == asEXECUTION_FINISHED);
    REQUIRE(ctx->GetReturnDWord() == 1);
    ctxPool->ReturnContextToPool(ctx);

    delete script;
}

void TryException(AngelScriptScript* script) {
    bool b = false;
    script->PreventAttack(nullptr, &b);
}

TEST_CASE("Get script name.") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "throwScript"_cnc);
    REQUIRE(script != nullptr);
    INFO(script->GetName().c_str());
    INFO(script->GetName().std_str());
    CHECK(strcmp(script->GetName().c_str(), "throwScript") == 0);
    delete script;
}

TEST_CASE("Handle script exceptions.") {
    auto mainLib = TestLibrary::GetLibrary();
    auto script = GetScript(mainLib, "throwScript"_cnc);
    REQUIRE(script != nullptr);
    CHECK_THROWS_WITH(
        TryException(script),
        Catch::Matchers::Equals("Script exception in script 'throwScript', line 1. Message: 'test exception'."));
    delete script;
}

#endif