<?php

/**
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; under version 2
 * of the License (non-upgradable).
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 * Copyright (c) 2019  (original work) Open Assessment Technologies SA;
 */

namespace oat\tao\test\unit\models\classes\service;

use InvalidArgumentException;
use tao_models_classes_service_Parameter;
use tao_models_classes_service_ServiceCall;
use tao_models_classes_service_VariableParameter;
use oat\generis\test\MockObject;
use oat\generis\test\TestCase;

class ServiceCallTest extends TestCase
{
    const SERVICE_DEFINITION = 'SERVICE_DEFINITION_URI';
    /**
         * @var tao_models_classes_service_ServiceCall;
         */
    private $object;
    /**
         * @var tao_models_classes_service_Parameter|MockObject
         */
    private $inputParam;
    /**
         * @var tao_models_classes_service_VariableParameter|MockObject
         */
    private $outputParam;
    protected function setUp(): void
    {
        parent::setUp();
        $serializedInput = ['inKey' => 'inValue'];
        $serializedOutput = ['outKey' => 'outValue'];
        $this->inputParam = $this->createMock(tao_models_classes_service_Parameter::class);
        $this->inputParam->method('jsonSerialize')
            ->willReturn($serializedInput);
        $this->outputParam = $this->createMock(tao_models_classes_service_VariableParameter::class);
        $this->outputParam->method('jsonSerialize')
            ->willReturn($serializedOutput);
        $this->object = new tao_models_classes_service_ServiceCall(self::SERVICE_DEFINITION);
        $this->object->addInParameter($this->inputParam);
        $this->object->setOutParameter($this->outputParam);
    }

    public function testSerializeToString()
    {
        $expectedResult = '{"service":"SERVICE_DEFINITION_URI","in":[{"inKey":"inValue"}],"out":{"outKey":"outValue"}}';
        $result = $this->object->serializeToString();
        $this->assertEquals($expectedResult, $result, 'Serialized ServiceCall JSON string must be as expected.');
        $resultJsonEncode = json_encode($this->object);
        $this->assertEquals($expectedResult, $resultJsonEncode, 'ServiceCall serialized by using json_encode() must be as expected.');
    }

    public function testFromJson()
    {
        $serviceCallData = [
            "service" => "SERVICE_DEFINITION_URI",
            "in" => [
                [
                    "const" => "constValue",
                    "def" => "defValue"
                ],
                [
                    "proc" => "procValue",
                    "def" => "defValue"
                ],
            ],
            "out" => [
                "proc" => "procValue",
                "def" => "defValue"
            ],
        ];
        $result = tao_models_classes_service_ServiceCall::fromJson($serviceCallData);
        $this->assertInstanceOf(tao_models_classes_service_ServiceCall::class, $result, 'ServiceCall object created from array must be an instance of tao_models_classes_service_ServiceCall class.');
    }

    public function testFromStringInvalidJsonThrowsException()
    {
        $serviceCallJson = 'INVALID JSON STRING';
        $this->expectException(InvalidArgumentException::class);
        tao_models_classes_service_ServiceCall::fromString($serviceCallJson);
    }

    public function testFromString()
    {
        $serviceCallJson = '{"service":"SERVICE_DEFINITION_URI","in":[{"const":"constValue","def":"defValue"},{"proc":"procValue","def":"defValue"}],"out":{"proc":"procValue","def":"defValue"}}';
        $result = tao_models_classes_service_ServiceCall::fromString($serviceCallJson);
        $this->assertInstanceOf(tao_models_classes_service_ServiceCall::class, $result, 'ServiceCall object created from JSON string must be an instance of tao_models_classes_service_ServiceCall class.');
    }

    public function testJsonSerialize()
    {
        $expectedResult = [
            'service' => self::SERVICE_DEFINITION,
            'in' => [$this->inputParam],
            'out' => $this->outputParam,
        ];
        $result = $this->object->jsonSerialize();
        $this->assertEquals($expectedResult, $result, 'Serialized ServiceCall array must be as expected.');
    }
}