diff --git a/_test/tests/inc/tar.test.php b/_test/tests/inc/tar.test.php
deleted file mode 100644
index 15453b16db94295bc31b5ff2ba4231b17b478b35..0000000000000000000000000000000000000000
--- a/_test/tests/inc/tar.test.php
+++ /dev/null
@@ -1,454 +0,0 @@
-<?php
-
-class Tar_TestCase extends DokuWikiTest {
-    /**
-     * file extensions that several tests use
-     */
-    protected $extensions = array('tar');
-
-    public function setUp() {
-        parent::setUp();
-        if (extension_loaded('zlib')) {
-            $this->extensions[] = 'tgz';
-        }
-        if (extension_loaded('bz2')) {
-            $this->extensions[] = 'tbz';
-        }
-    }
-
-    /*
-     * dependency for tests needing zlib extension to pass
-     */
-    public function test_ext_zlib() {
-        if (!extension_loaded('zlib')) {
-            $this->markTestSkipped('skipping all zlib tests.  Need zlib extension');
-        }
-    }
-
-    /*
-     * dependency for tests needing zlib extension to pass
-     */
-    public function test_ext_bz2() {
-        if (!extension_loaded('bz2')) {
-            $this->markTestSkipped('skipping all bzip2 tests.  Need bz2 extension');
-        }
-    }
-
-    /**
-     * simple test that checks that the given filenames and contents can be grepped from
-     * the uncompressed tar stream
-     *
-     * No check for format correctness
-     */
-    public function test_createdynamic() {
-        $tar = new Tar();
-
-        $dir  = dirname(__FILE__).'/tar';
-        $tdir = ltrim($dir,'/');
-
-        $tar->create();
-        $tar->AddFile("$dir/testdata1.txt");
-        $tar->AddFile("$dir/foobar/testdata2.txt", 'noway/testdata2.txt');
-        $tar->addData('another/testdata3.txt', 'testcontent3');
-
-        $data = $tar->getArchive();
-
-        $this->assertTrue(strpos($data, 'testcontent1') !== false, 'Content in TAR');
-        $this->assertTrue(strpos($data, 'testcontent2') !== false, 'Content in TAR');
-        $this->assertTrue(strpos($data, 'testcontent3') !== false, 'Content in TAR');
-
-        // fullpath might be too long to be stored as full path FS#2802
-        $this->assertTrue(strpos($data, "$tdir") !== false, 'Path in TAR');
-        $this->assertTrue(strpos($data, "testdata1.txt") !== false, 'File in TAR');
-
-        $this->assertTrue(strpos($data, 'noway/testdata2.txt') !== false, 'Path in TAR');
-        $this->assertTrue(strpos($data, 'another/testdata3.txt') !== false, 'Path in TAR');
-
-        // fullpath might be too long to be stored as full path FS#2802
-        $this->assertTrue(strpos($data, "$tdir/foobar") === false, 'Path not in TAR');
-        $this->assertTrue(strpos($data, "foobar.txt") === false, 'File not in TAR');
-
-        $this->assertTrue(strpos($data, "foobar") === false, 'Path not in TAR');
-    }
-
-    /**
-     * simple test that checks that the given filenames and contents can be grepped from the
-     * uncompressed tar file
-     *
-     * No check for format correctness
-     */
-    public function test_createfile() {
-        $tar = new Tar();
-
-        $dir = dirname(__FILE__).'/tar';
-        $tdir = ltrim($dir,'/');
-        $tmp = tempnam(sys_get_temp_dir(), 'dwtartest');
-
-        $tar->create($tmp, Tar::COMPRESS_NONE);
-        $tar->AddFile("$dir/testdata1.txt");
-        $tar->AddFile("$dir/foobar/testdata2.txt", 'noway/testdata2.txt');
-        $tar->addData('another/testdata3.txt', 'testcontent3');
-        $tar->close();
-
-        $this->assertTrue(filesize($tmp) > 30); //arbitrary non-zero number
-        $data = file_get_contents($tmp);
-
-        $this->assertTrue(strpos($data, 'testcontent1') !== false, 'Content in TAR');
-        $this->assertTrue(strpos($data, 'testcontent2') !== false, 'Content in TAR');
-        $this->assertTrue(strpos($data, 'testcontent3') !== false, 'Content in TAR');
-
-        // fullpath might be too long to be stored as full path FS#2802
-        $this->assertTrue(strpos($data, "$tdir") !== false, "Path in TAR '$tdir'");
-        $this->assertTrue(strpos($data, "testdata1.txt") !== false, 'File in TAR');
-
-        $this->assertTrue(strpos($data, 'noway/testdata2.txt') !== false, 'Path in TAR');
-        $this->assertTrue(strpos($data, 'another/testdata3.txt') !== false, 'Path in TAR');
-
-        // fullpath might be too long to be stored as full path FS#2802
-        $this->assertTrue(strpos($data, "$tdir/foobar") === false, 'Path not in TAR');
-        $this->assertTrue(strpos($data, "foobar.txt") === false, 'File not in TAR');
-
-        $this->assertTrue(strpos($data, "foobar") === false, 'Path not in TAR');
-
-        @unlink($tmp);
-    }
-
-    /**
-     * List the contents of the prebuilt TAR files
-     */
-    public function test_tarcontent() {
-        $dir = dirname(__FILE__).'/tar';
-
-        foreach($this->extensions as $ext) {
-            $tar  = new Tar();
-            $file = "$dir/test.$ext";
-
-            $tar->open($file);
-            $content = $tar->contents();
-
-            $this->assertCount(4, $content, "Contents of $file");
-            $this->assertEquals('tar/testdata1.txt', $content[1]['filename'], "Contents of $file");
-            $this->assertEquals(13, $content[1]['size'], "Contents of $file");
-
-            $this->assertEquals('tar/foobar/testdata2.txt', $content[3]['filename'], "Contents of $file");
-            $this->assertEquals(13, $content[1]['size'], "Contents of $file");
-        }
-    }
-
-    /**
-     * Extract the prebuilt tar files
-     */
-    public function test_tarextract() {
-        $dir = dirname(__FILE__).'/tar';
-        $out = sys_get_temp_dir().'/dwtartest'.md5(time());
-
-        foreach($this->extensions as $ext) {
-            $tar  = new Tar();
-            $file = "$dir/test.$ext";
-
-            $tar->open($file);
-            $tar->extract($out);
-
-            clearstatcache();
-
-            $this->assertFileExists($out.'/tar/testdata1.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/tar/testdata1.txt'), "Extracted $file");
-
-            $this->assertFileExists($out.'/tar/foobar/testdata2.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/tar/foobar/testdata2.txt'), "Extracted $file");
-
-            TestUtils::rdelete($out);
-        }
-    }
-
-    /**
-     * Extract the prebuilt tar files with component stripping
-     */
-    public function test_compstripextract() {
-        $dir = dirname(__FILE__).'/tar';
-        $out = sys_get_temp_dir().'/dwtartest'.md5(time());
-
-        foreach($this->extensions as $ext) {
-            $tar  = new Tar();
-            $file = "$dir/test.$ext";
-
-            $tar->open($file);
-            $tar->extract($out, 1);
-
-            clearstatcache();
-
-            $this->assertFileExists($out.'/testdata1.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/testdata1.txt'), "Extracted $file");
-
-            $this->assertFileExists($out.'/foobar/testdata2.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/foobar/testdata2.txt'), "Extracted $file");
-
-            TestUtils::rdelete($out);
-        }
-    }
-
-    /**
-     * Extract the prebuilt tar files with prefix stripping
-     */
-    public function test_prefixstripextract() {
-        $dir = dirname(__FILE__).'/tar';
-        $out = sys_get_temp_dir().'/dwtartest'.md5(time());
-
-        foreach($this->extensions as $ext) {
-            $tar  = new Tar();
-            $file = "$dir/test.$ext";
-
-            $tar->open($file);
-            $tar->extract($out, 'tar/foobar/');
-
-            clearstatcache();
-
-            $this->assertFileExists($out.'/tar/testdata1.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/tar/testdata1.txt'), "Extracted $file");
-
-            $this->assertFileExists($out.'/testdata2.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/testdata2.txt'), "Extracted $file");
-
-            TestUtils::rdelete($out);
-        }
-    }
-
-    /**
-     * Extract the prebuilt tar files with include regex
-     */
-    public function test_includeextract() {
-        $dir = dirname(__FILE__).'/tar';
-        $out = sys_get_temp_dir().'/dwtartest'.md5(time());
-
-        foreach($this->extensions as $ext) {
-            $tar  = new Tar();
-            $file = "$dir/test.$ext";
-
-            $tar->open($file);
-            $tar->extract($out, '', '', '/\/foobar\//');
-
-            clearstatcache();
-
-            $this->assertFileNotExists($out.'/tar/testdata1.txt', "Extracted $file");
-
-            $this->assertFileExists($out.'/tar/foobar/testdata2.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/tar/foobar/testdata2.txt'), "Extracted $file");
-
-            TestUtils::rdelete($out);
-        }
-    }
-
-    /**
-     * Extract the prebuilt tar files with exclude regex
-     */
-    public function test_excludeextract() {
-        $dir = dirname(__FILE__).'/tar';
-        $out = sys_get_temp_dir().'/dwtartest'.md5(time());
-
-        foreach($this->extensions as $ext) {
-            $tar  = new Tar();
-            $file = "$dir/test.$ext";
-
-            $tar->open($file);
-            $tar->extract($out, '', '/\/foobar\//');
-
-            clearstatcache();
-
-            $this->assertFileExists($out.'/tar/testdata1.txt', "Extracted $file");
-            $this->assertEquals(13, filesize($out.'/tar/testdata1.txt'), "Extracted $file");
-
-            $this->assertFileNotExists($out.'/tar/foobar/testdata2.txt', "Extracted $file");
-
-            TestUtils::rdelete($out);
-        }
-    }
-
-    /**
-     * Check the extension to compression guesser
-     */
-    public function test_filetype() {
-        $tar = new Tar();
-        $this->assertEquals(Tar::COMPRESS_NONE, $tar->filetype('foo'));
-        $this->assertEquals(Tar::COMPRESS_GZIP, $tar->filetype('foo.tgz'));
-        $this->assertEquals(Tar::COMPRESS_GZIP, $tar->filetype('foo.tGZ'));
-        $this->assertEquals(Tar::COMPRESS_GZIP, $tar->filetype('foo.tar.GZ'));
-        $this->assertEquals(Tar::COMPRESS_GZIP, $tar->filetype('foo.tar.gz'));
-        $this->assertEquals(Tar::COMPRESS_BZIP, $tar->filetype('foo.tbz'));
-        $this->assertEquals(Tar::COMPRESS_BZIP, $tar->filetype('foo.tBZ'));
-        $this->assertEquals(Tar::COMPRESS_BZIP, $tar->filetype('foo.tar.BZ2'));
-        $this->assertEquals(Tar::COMPRESS_BZIP, $tar->filetype('foo.tar.bz2'));
-    }
-
-    /**
-     * @depends test_ext_zlib
-     */
-    public function test_longpathextract() {
-        $dir = dirname(__FILE__).'/tar';
-        $out = sys_get_temp_dir().'/dwtartest'.md5(time());
-
-        foreach(array('ustar', 'gnu') as $format) {
-            $tar = new Tar();
-            $tar->open("$dir/longpath-$format.tgz");
-            $tar->extract($out);
-
-            $this->assertFileExists($out.'/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/1234567890/test.txt');
-
-            TestUtils::rdelete($out);
-        }
-    }
-
-    // FS#1442
-    public function test_createlongfile() {
-        $tar = new Tar();
-        $tmp = tempnam(sys_get_temp_dir(), 'dwtartest');
-
-        $path = '0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789.txt';
-
-        $tar->create($tmp, Tar::COMPRESS_NONE);
-        $tar->addData($path, 'testcontent1');
-        $tar->close();
-
-        $this->assertTrue(filesize($tmp) > 30); //arbitrary non-zero number
-        $data = file_get_contents($tmp);
-
-        // We should find the complete path and a longlink entry
-        $this->assertTrue(strpos($data, 'testcontent1') !== false, 'content in TAR');
-        $this->assertTrue(strpos($data, $path) !== false, 'path in TAR');
-        $this->assertTrue(strpos($data, '@LongLink') !== false, '@LongLink in TAR');
-
-        @unlink($tmp);
-    }
-
-    public function test_createlongpathustar() {
-        $tar = new Tar();
-        $tmp = tempnam(sys_get_temp_dir(), 'dwtartest');
-
-        $path = '';
-        for($i=0; $i<11; $i++) $path .= '1234567890/';
-        $path = rtrim($path,'/');
-
-        $tar->create($tmp, Tar::COMPRESS_NONE);
-        $tar->addData("$path/test.txt", 'testcontent1');
-        $tar->close();
-
-        $this->assertTrue(filesize($tmp) > 30); //arbitrary non-zero number
-        $data = file_get_contents($tmp);
-
-        // We should find the path and filename separated, no longlink entry
-        $this->assertTrue(strpos($data, 'testcontent1') !== false, 'content in TAR');
-        $this->assertTrue(strpos($data, 'test.txt') !== false, 'filename in TAR');
-        $this->assertTrue(strpos($data, $path) !== false, 'path in TAR');
-        $this->assertFalse(strpos($data, "$path/test.txt") !== false, 'full filename in TAR');
-        $this->assertFalse(strpos($data, '@LongLink') !== false, '@LongLink in TAR');
-
-        @unlink($tmp);
-    }
-
-    public function test_createlongpathgnu() {
-        $tar = new Tar();
-        $tmp = tempnam(sys_get_temp_dir(), 'dwtartest');
-
-        $path = '';
-        for($i=0; $i<20; $i++) $path .= '1234567890/';
-        $path = rtrim($path,'/');
-
-        $tar->create($tmp, Tar::COMPRESS_NONE);
-        $tar->addData("$path/test.txt", 'testcontent1');
-        $tar->close();
-
-        $this->assertTrue(filesize($tmp) > 30); //arbitrary non-zero number
-        $data = file_get_contents($tmp);
-
-        // We should find the complete path/filename and a longlink entry
-        $this->assertTrue(strpos($data, 'testcontent1') !== false, 'content in TAR');
-        $this->assertTrue(strpos($data, 'test.txt') !== false, 'filename in TAR');
-        $this->assertTrue(strpos($data, $path) !== false, 'path in TAR');
-        $this->assertTrue(strpos($data, "$path/test.txt") !== false, 'full filename in TAR');
-        $this->assertTrue(strpos($data, '@LongLink') !== false, '@LongLink in TAR');
-
-        @unlink($tmp);
-    }
-
-    /**
-     * Extract a tarbomomb
-     * @depends test_ext_zlib
-     */
-    public function test_tarbomb() {
-        $dir = dirname(__FILE__).'/tar';
-        $out = sys_get_temp_dir().'/dwtartest'.md5(time());
-
-        $tar  = new Tar();
-
-        $tar->open("$dir/tarbomb.tgz");
-        $tar->extract($out);
-
-        clearstatcache();
-
-        $this->assertFileExists($out.'/AAAAAAAAAAAAAAAAA/BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB.txt');
-
-        TestUtils::rdelete($out);
-    }
-
-    /**
-     * A single zero file should be just a header block + the footer
-     */
-    public function test_zerofile(){
-        $dir = dirname(__FILE__).'/tar';
-        $tar = new Tar();
-        $tar->create();
-        $tar->addFile("$dir/zero.txt", 'zero.txt');
-        $file = $tar->getArchive(Tar::COMPRESS_NONE);
-
-        $this->assertEquals(512*3, strlen($file)); // 1 header block + 2 footer blocks
-    }
-
-    public function test_zerodata(){
-        $tar = new Tar();
-        $tar->create();
-        $tar->addData('zero.txt','');
-        $file = $tar->getArchive(Tar::COMPRESS_NONE);
-
-        $this->assertEquals(512*3, strlen($file)); // 1 header block + 2 footer blocks
-    }
-
-    /**
-     * A file of exactly one block should be just a header block + data block + the footer
-     */
-    public function test_blockfile(){
-        $dir = dirname(__FILE__).'/tar';
-        $tar = new Tar();
-        $tar->create();
-        $tar->addFile("$dir/block.txt", 'block.txt');
-        $file = $tar->getArchive(Tar::COMPRESS_NONE);
-
-        $this->assertEquals(512*4, strlen($file)); // 1 header block + data block + 2 footer blocks
-    }
-
-    public function test_blockdata(){
-        $tar = new Tar();
-        $tar->create();
-        $tar->addData('block.txt', str_pad('', 512, 'x'));
-        $file = $tar->getArchive(Tar::COMPRESS_NONE);
-
-        $this->assertEquals(512*4, strlen($file)); // 1 header block + data block + 2 footer blocks
-    }
-
-
-    public function test_cleanPath(){
-        $tar = new Tar();
-        $tests = array (
-            '/foo/bar' => 'foo/bar',
-            '/foo/bar/' => 'foo/bar',
-            'foo//bar' => 'foo/bar',
-            'foo/0/bar' => 'foo/0/bar',
-            'foo/../bar' => 'bar',
-            'foo/bang/bang/../../bar' => 'foo/bar',
-            'foo/../../bar' => 'bar',
-            'foo/.././../bar' => 'bar',
-        );
-
-        foreach($tests as $in => $out){
-            $this->assertEquals($out, $tar->cleanPath($in), "Input: $in");
-        }
-    }
-}
diff --git a/_test/tests/inc/tar/block.txt b/_test/tests/inc/tar/block.txt
deleted file mode 100644
index 9b2f53080c2a7b5fdf1c5629aaf513fdd2056528..0000000000000000000000000000000000000000
--- a/_test/tests/inc/tar/block.txt
+++ /dev/null
@@ -1 +0,0 @@
-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
\ No newline at end of file
diff --git a/_test/tests/inc/tar/foobar/testdata2.txt b/_test/tests/inc/tar/foobar/testdata2.txt
deleted file mode 100644
index a7db15771f7f75aca5f8dc62beaebab28bb9ef8b..0000000000000000000000000000000000000000
--- a/_test/tests/inc/tar/foobar/testdata2.txt
+++ /dev/null
@@ -1 +0,0 @@
-testcontent2
diff --git a/_test/tests/inc/tar/longpath-gnu.tgz b/_test/tests/inc/tar/longpath-gnu.tgz
deleted file mode 100644
index 6c937c8fe055c33eb842419c2321a15eededc191..0000000000000000000000000000000000000000
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diff --git a/_test/tests/inc/tar/longpath-ustar.tgz b/_test/tests/inc/tar/longpath-ustar.tgz
deleted file mode 100644
index 59efbff6689a78bc9ff3dc08afb95b4a19eaaa67..0000000000000000000000000000000000000000
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diff --git a/_test/tests/inc/tar/tarbomb.tgz b/_test/tests/inc/tar/tarbomb.tgz
deleted file mode 100644
index 8418d4073e9afc339cd05c222063733305bd5d2d..0000000000000000000000000000000000000000
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diff --git a/_test/tests/inc/tar/test.tar b/_test/tests/inc/tar/test.tar
deleted file mode 100644
index 931866b0ba0f279fab0b68e6a27e988860e41dc4..0000000000000000000000000000000000000000
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diff --git a/_test/tests/inc/tar/test.tbz b/_test/tests/inc/tar/test.tbz
deleted file mode 100644
index 5a737401907117fc2bfda39d27f73aed5892adac..0000000000000000000000000000000000000000
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diff --git a/_test/tests/inc/tar/test.tgz b/_test/tests/inc/tar/test.tgz
deleted file mode 100644
index b0031964934865544c7c8537740a7995f99c882f..0000000000000000000000000000000000000000
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diff --git a/_test/tests/inc/tar/testdata1.txt b/_test/tests/inc/tar/testdata1.txt
deleted file mode 100644
index ac65bb32efdef558a1eb2f9a986d55838db2efbb..0000000000000000000000000000000000000000
--- a/_test/tests/inc/tar/testdata1.txt
+++ /dev/null
@@ -1 +0,0 @@
-testcontent1
diff --git a/_test/tests/inc/tar/zero.txt b/_test/tests/inc/tar/zero.txt
deleted file mode 100644
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..0000000000000000000000000000000000000000