! UnGzip tests

Author: Spuds

tests/sources/ServerTest.php

@@ -92,4 +92,4 @@ public function testSupportsSSL()
 		$server->HTTP_X_FORWARDED_PROTO = 'http';
 		$this->assertFalse($server->supportsSSL());
 	}
-}
+}

tests/sources/UnTgzTest.php

@@ -0,0 +1,90 @@
+<?php
+
+use ElkArte\UnTgz;
+use PHPUnit\Framework\TestCase;
+
+class UnTgzTest extends TestCase
+{
+	/** @var string this is a hex value for a simple tar.gz file */
+	public $data = "1f8b0800000000000003edd14d0ac2301086e1597b8a5c40cddf98f354e842902ecc081e5f53bab108052188f03e8b0c4c02f9e0b3b1da51faf22fa5943643c9cbd430ef1712b26a8e4953f2e2438af1244e3be79addab0d37e76498eae57c1df7d3503fbedbbaff53d6fa6fc7c11ed6e98fedfe75d57f2e398bf39df2bca17fdbfd3a0400000000000000000000000080af3c0178c8bb2c00280000";
+
+	/**
+	 * Tests _read_header_tgz method in the UnTgz class.
+	 *
+	 * For now a NULL test is provided as the function does not return a value
+	 */
+	public function testReadHeaderTgz()
+	{
+		$unTgz = new UnTgz(hex2bin($this->data), '', false, false, NULL);
+
+		$this->assertTrue($unTgz->check_valid_tgz());
+
+		$method = new \ReflectionMethod(UnTgz::class, '_read_header_tgz');
+		$method->setAccessible(true);
+
+		$this->assertNull($method->invoke($unTgz));
+	}
+
+	/**
+	 * Test the check_valid_tgz method
+	 *
+	 * This method tests the check_valid_tgz method of the UnTgz class.
+	 *
+	 * @return void
+	 */
+	public function testCheckValidTgz()
+	{
+		$destination = './';  // Target destination
+		$single_file = true;  // single file
+		$overwrite = true;    // overwrite existing files
+
+		// Act
+		$unTgz = new UnTgz(hex2bin($this->data), $destination, $single_file, $overwrite);
+		$result = $unTgz->check_valid_tgz();
+
+		// Assert
+		$this->assertTrue($result, 'String data is a valid .tgz file');
+	}
+
+	/**
+	 * Test for '_ungzip_data' method
+	 *
+	 * This method is responsible for ungziping the data from a .tgz file
+	 */
+	public function testUngzipData(): void
+	{
+		$unTgz = new UnTgz(hex2bin($this->data), 'destination', false, false, null);
+
+		// Create a reflection of '_ungzip_data' method
+		$reflection = new \ReflectionClass($unTgz);
+		$method = $reflection->getMethod('_read_header_tgz');
+		$method->setAccessible(true);
+		$method2 = $reflection->getMethod('_ungzip_data');
+		$method2->setAccessible(true);
+
+		$unTgz->check_valid_tgz();
+		$method->invoke($unTgz);
+
+		// Call '_ungzip_data' method and test the expected behavior
+		$this->assertNotFalse($method2->invoke($unTgz));
+	}
+
+	/**
+	 * Test for 'read_tgz_data' method
+	 *
+	 * This method is responsible for reading the data from a .tgz file
+	 */
+	public function testReadTgzData()
+	{
+		$unTgz = new UnTgz(hex2bin($this->data), '/packages', false, false, NULL);
+
+		$unTgz->check_valid_tgz();
+
+		$result = $unTgz->read_tgz_data();
+		var_dump($result);
+
+		$this->assertNotEmpty($result, 'The md5 is valid');
+
+		//$this->assertEquals('d8e8fca2dc0f896fd7cb4cb0031ba249', $result['md5'], 'The md5 is valid');
+	}
+}