<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

require_once __DIR__ . '/../../language/CollectFiles.php';
use org\bovigo\vfs\vfsStream;
use org\bovigo\vfs\vfsStreamFile;
use org\bovigo\vfs\vfsStreamDirectory;

class Language_CollectFilesTest extends TikiTestCase
{
    protected function setUp(): void
    {
        $this->obj = new Language_CollectFiles();

        // setup a mock filesystem with directories and files
        $root = vfsStream::setup('root');
        $dir1 = new vfsStreamDirectory('dir1');
        $dir2 = new vfsStreamDirectory('dir2');
        $root->addChild($dir1);
        $root->addChild($dir2);

        $dir1->addChild(new vfsStreamFile('file1.tpl'));
        $dir2->addChild(new vfsStreamFile('file2.php'));
        $dir2->addChild(new vfsStreamFile('file3.php'));
        $dir2->addChild(new vfsStreamFile('file4.txt'));
    }

    public function testSetExcludeDirsShouldRaiseExceptionForInvalidDir(): void
    {
        $dirs = ['invalidDir'];
        $this->expectException('Language_Exception');
        $this->obj->setExcludeDirs($dirs);
    }

    public function testSetExcludeDirsAndGetExcludeDirShouldSetProperty(): void
    {
        $dirs = ['fixtures'];
        $cwd = getcwd();
        chdir(__DIR__);
        $expectedResult = [getcwd() . '/' . 'fixtures'];
        $this->obj->setExcludeDirs($dirs);
        $this->assertEquals($expectedResult, $this->obj->getExcludeDirs());
        chdir($cwd);
    }

    public function testIncludeFilesDirsShouldRaiseExceptionForInvalidFile(): void
    {
        $dirs = ['invalidFile'];
        $this->expectException('Language_Exception');
        $this->obj->setIncludeFiles($dirs);
    }

    public function testIncludeFilesDirsAndGetIncludeFilesShouldSetProperty(): void
    {
        $dirs = [__DIR__ . '/fixtures'];
        $this->obj->setIncludeFiles($dirs);
        $this->assertEquals($dirs, $this->obj->getIncludeFiles());
    }

    public function testRunShouldMergeArrays(): void
    {
        $obj = $this->getMockBuilder('Language_CollectFiles')
                    ->onlyMethods(['scanDir', 'getIncludeFiles'])
                    ->getMock();
        $obj->expects($this->once())->method('scanDir')->willReturn(['lib/test.php', 'tiki-test.php']);
        $obj->expects($this->once())->method('getIncludeFiles')->willReturn(['tiki-test.php', 'tiki-index.php']);

        $this->assertEquals(['lib/test.php', 'tiki-test.php', 'tiki-index.php'], $obj->run('.'));
    }

    public function testScanDirShouldRaiseExceptionForInvalidDir(): void
    {
        $this->expectException('Language_Exception');
        $this->obj->scanDir('invalidDir');
    }

    public function testScanDirShouldReturnFiles(): void
    {
        $expectedResult = ['vfs://root/dir1/file1.tpl', 'vfs://root/dir2/file2.php', 'vfs://root/dir2/file3.php'];
        $this->assertEquals($expectedResult, $this->obj->scanDir(vfsStream::url('root')));
    }

    public function testScanDirShouldIgnoreExcludedDirs(): void
    {
        $obj = $this->getMockBuilder('Language_CollectFiles')
                    ->onlyMethods(['getExcludeDirs'])
                    ->getMock();

        $obj->expects($this->exactly(5))->method('getExcludeDirs')->willReturn(['vfs://root/dir1']);
        $expectedResult = ['vfs://root/dir2/file2.php', 'vfs://root/dir2/file3.php'];
        $this->assertEquals($expectedResult, $obj->scanDir(vfsStream::url('root')));
    }

    public function testScanDirShouldAcceptIncludedFiles(): void
    {
        $obj = $this->getMockBuilder('Language_CollectFiles')
                    ->onlyMethods(['getExcludeDirs', 'getIncludeFiles'])
                    ->getMock();

        $obj->expects($this->exactly(3))->method('getExcludeDirs')->willReturn(['vfs://root/dir2']);
        $obj->expects($this->exactly(2))->method('getIncludeFiles')->willReturn(['vfs://root/dir2/file3.php']);

        $expectedResult = ['vfs://root/dir1/file1.tpl', 'vfs://root/dir2/file3.php'];
        $this->assertEquals($expectedResult, $obj->scanDir(vfsStream::url('root')));
    }
}