silverstripe-framework/tests/filesystem/FileTest.php

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<?php
/**
* Tests for the File class
*/
class FileTest extends SapphireTest {
static $fixture_file = 'sapphire/tests/filesystem/FileTest.yml';
function testGetExtension() {
$this->assertEquals('', File::get_file_extension('myfile'), 'No extension');
$this->assertEquals('txt', File::get_file_extension('myfile.txt'), 'Simple extension');
$this->assertEquals('gz', File::get_file_extension('myfile.tar.gz'), 'Double-barrelled extension only returns last bit');
}
function testValidateExtension() {
Session::set('loggedInAs', null);
$origExts = File::$allowed_extensions;
File::$allowed_extensions = array('txt');
$file = $this->objFromFixture('File', 'asdf');
// Invalid ext
$file->Name = 'asdf.php';
$v = $file->validate();
$this->assertFalse($v->valid());
$this->assertContains('Extension is not allowed', $v->message());
// Valid ext
$file->Name = 'asdf.txt';
$v = $file->validate();
$this->assertTrue($v->valid());
File::$allowed_extensions = $origExts;
}
function testLinkAndRelativeLink() {
$file = $this->objFromFixture('File', 'asdf');
$this->assertEquals(ASSETS_DIR . '/FileTest.txt', $file->RelativeLink());
$this->assertEquals(Director::baseURL() . ASSETS_DIR . '/FileTest.txt', $file->Link());
}
function testNameAndTitleGeneration() {
/* If objects are loaded into the system with just a Filename, then Name is generated but Title isn't */
$file = $this->objFromFixture('File', 'asdf');
$this->assertEquals('FileTest.txt', $file->Name);
$this->assertNull($file->Title);
/* However, if Name is set instead of Filename, then Title is set */
$file = $this->objFromFixture('File', 'setfromname');
$this->assertEquals(ASSETS_DIR . '/FileTest.png', $file->Filename);
$this->assertEquals('FileTest', $file->Title);
}
function testChangingNameAndFilenameAndParentID() {
$file = $this->objFromFixture('File', 'asdf');
/* If you alter the Name attribute of a file, then the filesystem is also affected */
$file->Name = 'FileTest2.txt';
clearstatcache();
$this->assertFileNotExists(ASSETS_PATH . "/FileTest.txt");
$this->assertFileExists(ASSETS_PATH . "/FileTest2.txt");
/* The Filename field is also updated */
$this->assertEquals(ASSETS_DIR . '/FileTest2.txt', $file->Filename);
/* However, if you alter the Filename attribute, the the filesystem isn't affected. Altering Filename directly isn't
recommended */
$file->Filename = ASSETS_DIR . '/FileTest3.txt';
clearstatcache();
$this->assertFileExists(ASSETS_PATH . "/FileTest2.txt");
$this->assertFileNotExists(ASSETS_PATH . "/FileTest3.txt");
$file->Filename = ASSETS_DIR . '/FileTest2.txt';
$file->write();
/* Instead, altering Name and ParentID is the recommended way of changing the name and location of a file */
$file->ParentID = $this->idFromFixture('Folder', 'subfolder');
clearstatcache();
$this->assertFileExists(ASSETS_PATH . "/subfolder/FileTest2.txt");
$this->assertFileNotExists(ASSETS_PATH . "/FileTest2.txt");
$this->assertEquals(ASSETS_DIR . '/subfolder/FileTest2.txt', $file->Filename);
$file->write();
}
function testSizeAndAbsoluteSizeParameters() {
$file = $this->objFromFixture('File', 'asdf');
/* AbsoluteSize will give the integer number */
$this->assertEquals(1000000, $file->AbsoluteSize);
/* Size will give a humanised number */
$this->assertEquals('977 KB', $file->Size);
}
function testFileType() {
$file = $this->objFromFixture('File', 'gif');
$this->assertEquals("GIF image - good for diagrams", $file->FileType);
$file = $this->objFromFixture('File', 'pdf');
$this->assertEquals("Adobe Acrobat PDF file", $file->FileType);
/* Only a few file types are given special descriptions; the rest are unknown */
$file = $this->objFromFixture('File', 'asdf');
$this->assertEquals("unknown", $file->FileType);
}
/**
* Test the File::format_size() method
*/
function testFormatSize() {
$this->assertEquals("1000 bytes", File::format_size(1000));
$this->assertEquals("1023 bytes", File::format_size(1023));
$this->assertEquals("1 KB", File::format_size(1025));
$this->assertEquals("9.8 KB", File::format_size(10000));
$this->assertEquals("49 KB", File::format_size(50000));
$this->assertEquals("977 KB", File::format_size(1000000));
$this->assertEquals("1 MB", File::format_size(1024*1024));
$this->assertEquals("954 MB", File::format_size(1000000000));
$this->assertEquals("1 GB", File::format_size(1024*1024*1024));
$this->assertEquals("9.3 GB", File::format_size(10000000000));
// It use any denomination higher than GB. It also doesn't overflow with >32 bit integers
$this->assertEquals("93132.3 GB", File::format_size(100000000000000));
}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////
function setUp() {
parent::setUp();
if(!file_exists(ASSETS_PATH)) mkdir(ASSETS_PATH);
/* Create a test folders for each of the fixture references */
$folderIDs = $this->allFixtureIDs('Folder');
foreach($folderIDs as $folderID) {
$folder = DataObject::get_by_id('Folder', $folderID);
if(!file_exists(BASE_PATH."/$folder->Filename")) mkdir(BASE_PATH."/$folder->Filename");
}
/* Create a test files for each of the fixture references */
$fileIDs = $this->allFixtureIDs('File');
foreach($fileIDs as $fileID) {
$file = DataObject::get_by_id('File', $fileID);
$fh = fopen(BASE_PATH."/$file->Filename", "w");
fwrite($fh, str_repeat('x',1000000));
fclose($fh);
}
}
function tearDown() {
/* Remove the test files that we've created */
$fileIDs = $this->allFixtureIDs('File');
foreach($fileIDs as $fileID) {
$file = DataObject::get_by_id('File', $fileID);
if($file && file_exists(BASE_PATH."/$file->Filename")) unlink(BASE_PATH."/$file->Filename");
}
/* Remove the test folders that we've crated */
$folderIDs = $this->allFixtureIDs('Folder');
foreach($folderIDs as $folderID) {
$folder = DataObject::get_by_id('Folder', $folderID);
if($folder && file_exists(BASE_PATH."/$folder->Filename")) rmdir(BASE_PATH."/$folder->Filename");
}
parent::tearDown();
}
}