1 files changed, 79 insertions, 0 deletions
diff --git a/tests/lib/App/CompareVersionTest.php b/tests/lib/App/CompareVersionTest.php
new file mode 100644
index 00000000000..3c8295f0ed7
--- /dev/null
+++ b/tests/lib/App/CompareVersionTest.php
@@ -0,0 +1,79 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace Test\App;
+
+use InvalidArgumentException;
+use OC\App\CompareVersion;
+use Test\TestCase;
+
+class CompareVersionTest extends TestCase {
+	/** @var CompareVersion */
+	private $compare;
+
+	protected function setUp(): void {
+		parent::setUp();
+
+		$this->compare = new CompareVersion();
+	}
+
+	public static function comparisonData(): array {
+		return [
+			// Compatible versions
+			['13.0.0.3', '13.0.0', '>=', true],
+			['13.0.0.3', '13.0.0', '<=', true],
+			['13.0.0', '13.0.0', '>=', true],
+			['13.0.0', '13.0', '<=', true],
+			['13.0.0', '13', '>=', true],
+			['13.0.1', '13', '>=', true],
+			['13.0.1', '13', '<=', true],
+			['13.0.1.9', '13', '<=', true],
+			['13.0.1-beta.1', '13', '<=', true],
+			['7.4.14', '7.4', '<=', true],
+			['7.4.14-ubuntu', '7.4', '<=', true],
+			['7.4.14-ubuntu', '7.4.15', '<=', true],
+			['7.4.16-ubuntu', '7.4.15', '<=', false],
+			// Incompatible major versions
+			['13.0.0.3', '13.0.0', '<', false],
+			['12.0.0', '13.0.0', '>=', false],
+			['12.0.0', '13.0', '>=', false],
+			['12.0.0', '13', '>=', false],
+			['7.4.15-ubuntu', '7.4.15', '>=', true],
+			// Incompatible minor and patch versions
+			['13.0.0', '13.0.1', '>=', false],
+			['13.0.0', '13.1', '>=', false],
+			// Compatible minor and patch versions
+			['13.0.1', '13.0.0', '>=', true],
+			['13.2.0', '13.1', '>=', true],
+		];
+	}
+
+	#[\PHPUnit\Framework\Attributes\DataProvider('comparisonData')]
+	public function testComparison(string $actualVersion, string $requiredVersion,
+		string $comparator, bool $expected): void {
+		$isCompatible = $this->compare->isCompatible($actualVersion, $requiredVersion,
+			$comparator);
+
+		$this->assertEquals($expected, $isCompatible);
+	}
+
+	public function testInvalidServerVersion(): void {
+		$actualVersion = '13';
+		$this->expectException(InvalidArgumentException::class);
+
+		$this->compare->isCompatible($actualVersion, '13.0.0');
+	}
+
+	public function testInvalidRequiredVersion(): void {
+		$actualVersion = '13.0.0';
+		$this->expectException(InvalidArgumentException::class);
+
+		$this->compare->isCompatible($actualVersion, '13.0.0.9');
+	}
+}