Sibyx/phpGPX

<?php
/**
 * @author            Jakub Dubec <jakub.dubec@gmail.com>
 */

namespace UnitTests\phpGPX\Helpers;

use phpGPX\Helpers\SerializationHelper;
use PHPUnit\Framework\TestCase;

class SerializationHelperTest extends TestCase
{
    public function testIntegerOrNull()
    {
        $this->assertNull(SerializationHelper::integerOrNull(""));
        $this->assertNull(SerializationHelper::integerOrNull(null));
        $this->assertNull(SerializationHelper::integerOrNull("BLA"));
        $this->assertIsInt(SerializationHelper::integerOrNull(5));
        $this->assertIsInt(SerializationHelper::integerOrNull("5"));
    }

    public function testFloatOrNull()
    {
        $this->assertNull(SerializationHelper::floatOrNull(""));
        $this->assertNull(SerializationHelper::floatOrNull(null));
        $this->assertNull(SerializationHelper::floatOrNull("BLA"));
        $this->assertIsFloat(SerializationHelper::floatOrNull(5.6));
        $this->assertIsFloat(SerializationHelper::floatOrNull(5));
        $this->assertIsFloat(SerializationHelper::floatOrNull("5.6"));
        $this->assertIsFloat(SerializationHelper::floatOrNull("5"));
    }

    public function testStringOrNull()
    {
        $this->assertNull(SerializationHelper::stringOrNull(null));
        $this->assertIsString(SerializationHelper::stringOrNull(""));
        $this->assertIsString(SerializationHelper::stringOrNull("Bla bla"));
    }

    /**
     * @dataProvider dataProviderFilterNotNull
     */
    public function testFilterNotNull($expected, $actual)
    {
        $this->assertEquals($expected, SerializationHelper::filterNotNull($actual));
    }

    public function dataProviderFilterNotNull()
    {
        return [
            'numeric 1' => [
                [],
                [null],
            ],
            'numeric 2' => [
                [],
                [null, [null]],
            ],
            'numeric 3' => [
                [1 => 1],
                [null, 1],
            ],
            'numeric 4' => [
                [1 => 1, 3 => 2],
                [null, 1, null, 2, null],
            ],
            'numeric 5' => [
                [1 => 1, 3 => 2, 5 => [0 => 3, 2 => 4], 6 => 5],
                [null, 1, null, 2, null, [3, null, 4], 5, null],
            ],
            'associative 1' => [
                [],
                ["foo" => null],
            ],
            'associative 2' => [
                [],
                ["foo" => null, ["bar" => null]],
            ],
            'associative 3' => [
                ["bar" => 1],
                ["foo" => null, "bar" => 1],
            ],
            'associative 4' => [
                ["bar" => 1, "caw" => 2],
                ["foo" => null, "bar" => 1, "baz" => null, "caw" => 2, "doo" => null],
            ],
            'associative 5' => [
                ["bar" => 1, "caw" => 2, "ere" => ["foo" => 3, "baz" => 4], "moo" => 5],
                ["foo" => null, "bar" => 1, "baz" => null, "caw" => 2, "doo" => null, "ere" => ["foo" => 3, "bar" => null, "baz" => 4], "moo" => 5, "boo" => null],
            ],
        ];
    }
}