<?php

namespace Tests\Unit\Memory;

use XaiCorp\AbcParser\Models\Memory\Person;
use XaiCorp\AbcParser\Models\Memory\Tune;
use XaiCorp\AbcParser\Models\Memory\TuneCollection;
use Codeception\TestCase\Test as TestCase;

//use App\Libraries\memory\Setting;

class TuneCollectionTest extends TestCase
{
    private $tunes;

    public function setUp()
    {
        $this->tunes = new TuneCollection();
    }


    /**
     * test the implementation of the Iterator interface
     * 100% coverage! ;)
     */
    public function testIterator()
    {
        $t = new Tune();
        $this->assertEquals(0, count($this->tunes));
        $this->tunes[] = $t;
        $this->tunes->push($t);
        $this->assertEquals(2, count($this->tunes));

        $this->assertInstanceOf(Tune::class, $this->tunes[0], 'first tune');
        $this->assertInstanceOf(Tune::class, $this->tunes[1], 'second tune');

        foreach ($this->tunes as $key => $val) {
            $this->assertInternalType('scalar', $key);
            $this->assertInstanceOf(Tune::class, $val);
            $this->assertTrue(isset($this->tunes[$key]), 'key is set');

            unset($this->tunes[$key]);
            $this->assertFalse(isset($this->tunes[$key]), 'key should have been unset');
        }
    }

    /**
     * test the ability to remove the last tune from collection
     *
     * tests the implementation of the Countable interface
     */
    public function testPop()
    {
        $this->assertEquals(0, count($this->tunes), 'no tunes in collection to begin with');

        $t = new Tune();
        $this->tunes->push($t);

        $this->assertEquals(1, count($this->tunes), '1 tune added to collection');

        $result = $this->tunes->pop();
        $this->assertEquals(0, count($this->tunes), 'no tunes left in collection');
        $this->assertInstanceOf(Tune::class, $result);
    }

    // public function test_construct()
    // {
    // $params = array(
    // 'tc_id' => 5,
    // 'cOwner' => 'me',
    // 'B'     => array('my tune book'),
    // 'R'     => 'reel'
    // );
//
    // $this->_tunes = new TuneCollection($params);
//
    // foreach($params as $key => $val)
    // {
    // $this->assertEquals($val, $this->_tunes->get($key));
    // }
    // }

    /**
     * test the set property method
     *
     * @param (string) $property, the name of the property to set
     * @param (mixed) value to set
     * @param (Boolean) expected value for return value of set method
     *
     * @dataProvider providerSet
     */
    public function testSet($property, $value, $expected)
    {
        $success = $this->tunes->set($property, $value);
        $this->assertEquals($expected, $success);
        if ($success) {
            $this->assertEquals($value, $this->tunes->get($property));
        }
    }

    /**
     * test the set property method
     *
     * @param (string) $property, the name of the property to set
     * @param (mixed) value to set
     * @param (Boolean) expected value for return value of set method
     *
     * @dataProvider providerSet
     */
    public function testMagicSetter($property, $value, $expected)
    {
        $this->tunes->$property = $value;
        if ($expected) {
            $this->assertEquals($value, $this->tunes->get($property));
        }
    }

    public function providerSet()
    {
        return [
            ['Y', 'anything', false],
            ['A', 10, false],
            ['A', ['1', '2'], false],
            ['A', [new Person(), new Person()], true],
            ['C', 10, false],
            ['C', ['1', '2'], false],
            ['C', [new Person(), new Person()], true],
            ['H', 10, false],
            ['H', ['1', '2'], true],
            ['O', 10, false],
            ['O', ['1', '2'], true],
            ['R', 10, false],
            ['R', 'reel', true],
            ['collection', 10, false],
            ['collection', '10', false],
            ['collection', [], false],
            ['collection', ['1', '2'], false],
            ['collection', [new Tune(), 'not a tune'], false],
            ['collection', [new Tune()], true],
            ['tc_id', 'abc', false],
            ['tc_id', '11', true],
            ['tc_id', 15, true],
            ['cOwner', 'me', true],
        ];
    }

    public function testSetTcId()
    {
        //we should start with tc_id = 0
        $this->assertEquals(0, $this->tunes->get('tc_id'), 'should start at 0');

        //because tc_id == 0 we can change value
        $this->tunes->set('tc_id', 4);
        $this->assertEquals(4, $this->tunes->get('tc_id'), 'should have changed to 4');

        //tc_id is not 0 so we cannot change value
        $this->tunes->set('tc_id', 11);
        $this->assertEquals(4, $this->tunes->get('tc_id'), 'should not have changed from 4');
    }


    /**
     * test the append value method
     *
     * @param (string) $property, the name of the property to set
     * @param (mixed) value to append
     * @param (Boolean) expected value for return value of append method
     *
     * @dataProvider providerAppend
     */
    public function testAppend($property, $value, $expected)
    {
        $success = $this->tunes->append($property, $value);
        $this->assertEquals($expected, $success);
        if ($success) {
            $this->assertContains($value, $this->tunes->get($property));
        }
    }

    public function providerAppend()
    {
        return [
            ['Y', 1, false],
            ['H', 'history', true],
            ['R', 'reel', true],
            ['r', 'reel', false],
            ['collection', 'setting', false],
            ['collection', new Tune(), true],
            ['collection', [new Tune()], false],
        ];
    }


    public function testGet()
    {
        //R is a valid property so we should get it's value
        $this->tunes->set('R', 'reel');
        $this->assertEquals('reel', $this->tunes->get('R'));

        //X is not a property, so we should get FALSE
        $this->assertFalse($this->tunes->get('X'));
    }
}