N°7157 - Add support for backed-enum in \ValueSetEnum constructor

tests/php-unit-tests/unitary-tests/core/ValueSetEnumTest.php

@@ -0,0 +1,90 @@
+<?php
+/*
+ * @copyright   Copyright (C) 2010-2023 Combodo SARL
+ * @license     http://opensource.org/licenses/AGPL-3.0
+ */
+
+namespace Combodo\iTop\Test\UnitTest\Core;
+
+use Combodo\iTop\Test\UnitTest\Core\ValueSetEnum\ABCEnum;
+use Combodo\iTop\Test\UnitTest\ItopTestCase;
+use ValueSetEnum;
+
+
+/**
+ * Class ValueSetEnumTest
+ *
+ * @author Guillaume Lajarige <guillaume.lajarige@combodo.com>
+ * @package Combodo\iTop\Test\UnitTest\Core
+ * @coves \ValueSetEnum
+ */
+class ValueSetEnumTest extends ItopTestCase
+{
+	public static function setupBeforeClass(): void
+	{
+		require_once __DIR__ . "/ValueSetEnum/ABCEnum.php";
+	}
+
+	/**
+	 * @dataProvider LoadValuesProvider
+	 *
+	 * @param mixed $input
+	 * @param array $aExpectedValues
+	 * @param bool $bIsInputBackedEnum
+	 *
+	 * @return void
+	 */
+	public function testLoadValues(mixed $input, array $aExpectedValues, bool $bIsInputBackedEnum = false): void
+	{
+		if ($bIsInputBackedEnum) {
+			$input = $input::cases();
+		}
+		$oValueSetEnum = new ValueSetEnum($input);
+		$aTestedValues = $oValueSetEnum->GetValues([]);
+
+		$this->assertEquals($aExpectedValues, $aTestedValues, "Values should be the same and ordered the same way");
+	}
+
+	public function LoadValuesProvider(): array
+	{
+		return [
+			"CSV list, trimmed values, already ordered" => [
+				"a,b,c",
+				[
+					"a" => "a",
+					"b" => "b",
+					"c" => "c",
+				],
+			],
+			"CSV list, values to trim, already ordered" => [
+				"a,  b ,c  ",
+				[
+					"a" => "a",
+					"b" => "b",
+					"c" => "c",
+				],
+			],
+			"Array, already ordered" => [
+				["a", "b", "c"],
+				[
+					0 => "a",
+					1 => "b",
+					2 => "c",
+				],
+			],
+			"Backed-Enum" => [
+				ABCEnum::class,
+				[
+					0 => "a",
+					1 => "b",
+					2 => "c",
+				],
+				true,   // Is the input value a backed enum?
+			],
+			"Invalid int value" => [
+				123,
+				[],
+			]
+		];
+	}
+}