[バリデーション：between] #laravel #L55 #validation

0.md

バリデーション：between

入力値が、指定のサイズの範囲内であることを判定。入力値が、文字列なら文字数、配列ならその個数がサイズとなる。 文字列を数値としての扱いたいなら、numericあるいはintegerが前ルールとして必要（例：integer|size:4）。

laravel 5.5

gistの画面

以下の実行で、ダウンロードできます

$ git clone git@gist.github.com:af9d1a1818c831be546e79b95f066392.git tests/Unit/Validations/Between

BetweenTest.php

<?php

namespace Tests\Unit\Validations\Between;

use Tests\TestCase;
use Validator;

class BetweenTest extends TestCase
{
    /**
     * @test
     * @dataProvider provider_between
     */
    public function between($input, $expected)
    {
        $v = Validator::make(
            $input,
            ['field' => 'required|between:3,4']
        );

        $this->assertEquals($expected, $v->passes());
    }

    public function provider_between()
    {
        return [
            // 文字列なら長さ
            [['field' => '000'],   true],
            [['field' => '0000'],  true],
            [['field' => 'abcd'],  true],

            [['field' => '00'],    false],
            [['field' => '00000'], false],

            // 配列なら個数
            [['field' => ['a', 'b', 'c']],           true],
            [['field' => ['a', 'b', 'c', 'd']],      true],

            [['field' => ['a', 'b']],                false],
            [['field' => ['a', 'b', 'c', 'd', 'e']], false],
        ];
    }

    /**
     * @test
     * @dataProvider provider_between_numeric
     */
    public function between_numeric($input, $expected)
    {
        $v = Validator::make(
            $input,
            ['field' => 'required|numeric|between:3,4'] // numericが必要
        );

        $this->assertEquals($expected, $v->passes());
    }

    public function provider_between_numeric()
    {
        return [
            // 数字なら整数
            [['field' => '3'],     true],
            [['field' => '4'],     true],
            [['field' => '0004'],  true],
            [['field' => '3.9'],   true],

            [['field' => '2'],     false],
            [['field' => '4.9'],   false]
        ];
    }

}