function MoveTest::testExistingError

Tests that moving onto an existing file fails when instructed to do so.

@covers ::move

File

core/modules/file/tests/src/Kernel/MoveTest.php, line 175

Class

MoveTest

Tests the file move function.

Namespace

Code

public function testExistingError() {
    $contents = $this->randomMachineName(10);
    $source = $this->createFile();
    $target = $this->createFile(NULL, $contents);
    $this->assertDifferentFile($source, $target);
    // Clone the object so we don't have to worry about the function changing
    // our reference copy.
    try {
        $result = $this->fileRepository
            ->move(clone $source, $target->getFileUri(), FileSystemInterface::EXISTS_ERROR);
        $this->fail('expected FileExistsException');
    } catch (FileExistsException $e) {
        // expected exception.
        $this->assertStringContainsString("could not be copied because a file by that name already exists in the destination directory", $e->getMessage());
    }
    // Check the return status and that the contents did not change.
    $this->assertFileExists($source->getFileUri());
    $this->assertEquals($contents, file_get_contents($target->getFileUri()), 'Contents of file were not altered.');
    // Check that no hooks were called while failing.
    $this->assertFileHooksCalled([]);
    // Load the file from the database and make sure it is identical to what
    // was returned.
    $this->assertFileUnchanged($source, File::load($source->id()));
    $this->assertFileUnchanged($target, File::load($target->id()));
}