<?php

namespace TypePhp\Tests\Platform;

use PHPUnit\Framework\TestCase;
use TypePhp\Platform\Windows;
use TypePhp\Platform\Linux;
use TypePhp\Platform\Macos;

class PlatformTest extends TestCase
{
    /**
     * 测试 Windows 平台基本功能
     */
    public function testWindowsBasic(): void
    {
        $platform = new Windows();
        
        $this->assertEquals('Windows', $platform->getName());
        $this->assertEquals('.obj', $platform->getObjectExtension());
        $this->assertEquals('.exe', $platform->getExecutableExtension());
        $this->assertEquals('.dll', $platform->getSharedLibraryExtension());
        $this->assertEquals('\\', $platform->getPathSeparator());
    }

    /**
     * 测试 Windows 包含路径格式化
     */
    public function testWindowsIncludeFlags(): void
    {
        $platform = new Windows();
        
        $paths = ['C:\PHP\include', 'C:\PHP\SDK\include'];
        $flags = $platform->getIncludeFlags($paths);
        
        $this->assertStringContainsString('/I "C:\PHP\include"', $flags);
        $this->assertStringContainsString('/I "C:\PHP\SDK\include"', $flags);
    }

    /**
     * 测试 Windows 库路径格式化
     */
    public function testWindowsLibraryPathFlags(): void
    {
        $platform = new Windows();
        
        $paths = ['C:\PHP\lib', 'C:\PHP\SDK\lib'];
        $flags = $platform->getLibraryPathFlags($paths);
        
        $this->assertStringContainsString('/LIBPATH:"C:\PHP\lib"', $flags);
        $this->assertStringContainsString('/LIBPATH:"C:\PHP\SDK\lib"', $flags);
    }

    /**
     * 测试 Windows 库文件格式化
     */
    public function testWindowsLibraryFlags(): void
    {
        $platform = new Windows();
        
        $libs = ['php8embed.lib', 'php8ts.lib'];
        $flags = $platform->getLibraryFlags($libs);
        
        $this->assertStringContainsString('"php8embed.lib"', $flags);
        $this->assertStringContainsString('"php8ts.lib"', $flags);
    }

    /**
     * 测试 Windows 路径规范化
     */
    public function testWindowsNormalizePath(): void
    {
        $platform = new Windows();
        
        $this->assertEquals('src\Backend', $platform->normalizePath('src/Backend'));
        $this->assertEquals('C:\PHP\include', $platform->normalizePath('C:/PHP/include'));
    }

    /**
     * 测试 Windows 路径组合
     */
    public function testWindowsJoinPath(): void
    {
        $platform = new Windows();
        
        $path = $platform->joinPath('src', 'Php', 'Backend');
        $this->assertEquals('src\Php\Backend', $path);
    }

    public function testTargetExtensions(): void
    {
        $windows = new Windows();
        $linux = new Linux();
        $macos = new Macos();

        $this->assertSame('.exe', $windows->getTargetExtension('bin'));
        $this->assertSame('.dll', $windows->getTargetExtension('ext'));
        $this->assertSame('.dll', $windows->getTargetExtension('lib'));
        $this->assertSame('', $linux->getTargetExtension('bin'));
        $this->assertSame('.so', $linux->getTargetExtension('ext'));
        $this->assertSame('.so', $linux->getTargetExtension('lib'));
        $this->assertSame('', $macos->getTargetExtension('bin'));
        $this->assertSame('.so', $macos->getTargetExtension('ext'));
        $this->assertSame('.dylib', $macos->getTargetExtension('lib'));
    }

    public function testPlatformPathPrefixRemoval(): void
    {
        $windows = new Windows();
        $linux = new Linux();

        $this->assertSame('src\app.php', $windows->removeCommonPrefix('C:\project', 'C:/project/src/app.php'));
        $this->assertSame('src/app.php', $linux->removeCommonPrefix('/project', '/project/src/app.php'));
    }

    public function testPlatformPathPrefixRemovalUsesPathSegments(): void
    {
        $windows = new Windows();
        $linux = new Linux();

        $this->assertSame('project2\src\app.php', $windows->removeCommonPrefix('C:\project', 'C:/project2/src/app.php'));
        $this->assertSame('project2/src/app.php', $linux->removeCommonPrefix('/tmp/project', '/tmp/project2/src/app.php'));
    }

    /**
     * 测试 Windows 子系统选项
     */
    public function testWindowsSubsystemOptions(): void
    {
        $platform = new Windows();
        
        // 无控制台
        $options = $platform->getSubsystemOptions(true);
        $this->assertStringContainsString('/SUBSYSTEM:WINDOWS', $options);
        $this->assertStringContainsString('/ENTRY:mainCRTStartup', $options);
        
        // 有控制台
        $options = $platform->getSubsystemOptions(false);
        $this->assertEquals('', $options);
    }

    /**
     * 测试 Windows CRT 配置
     */
    public function testWindowsCrtConfig(): void
    {
        $platform = new Windows();
        
        $config = $platform->getCrtConfig();
        $this->assertEquals('/NODEFAULTLIB:LIBCMT', $config);
    }

    /**
     * 测试 Windows 调试选项
     */
    public function testWindowsDebugOptions(): void
    {
        $platform = new Windows();
        
        // 启用调试
        $options = $platform->getDebugOptions(true);
        $this->assertEquals('/DEBUG', $options);
        
        // 禁用调试
        $options = $platform->getDebugOptions(false);
        $this->assertEquals('', $options);
    }

    /**
     * 测试 Linux 平台基本功能
     */
    public function testLinuxBasic(): void
    {
        $platform = new Linux();
        
        $this->assertEquals('Linux', $platform->getName());
        $this->assertEquals('.o', $platform->getObjectExtension());
        $this->assertEquals('', $platform->getExecutableExtension());
        $this->assertEquals('.so', $platform->getSharedLibraryExtension());
        $this->assertEquals('/', $platform->getPathSeparator());
    }

    /**
     * 测试 Linux 包含路径格式化
     */
    public function testLinuxIncludeFlags(): void
    {
        $platform = new Linux();
        
        $paths = ['/usr/include/php', '/usr/local/include'];
        $flags = $platform->getIncludeFlags($paths);
        
        $this->assertStringContainsString('-I' . escapeshellarg('/usr/include/php'), $flags);
        $this->assertStringContainsString('-I' . escapeshellarg('/usr/local/include'), $flags);
    }

    /**
     * 测试 Linux 库路径格式化
     */
    public function testLinuxLibraryPathFlags(): void
    {
        $platform = new Linux();
        
        $paths = ['/usr/lib', '/usr/local/lib'];
        $flags = $platform->getLibraryPathFlags($paths);
        
        $this->assertStringContainsString('-L' . escapeshellarg('/usr/lib'), $flags);
        $this->assertStringContainsString('-L' . escapeshellarg('/usr/local/lib'), $flags);
    }

    /**
     * 测试 Linux 库文件格式化
     */
    public function testLinuxLibraryFlags(): void
    {
        $platform = new Linux();
        
        $libs = ['/usr/lib/libphp.so', '/usr/lib/libphpx.a'];
        $flags = $platform->getLibraryFlags($libs);
        
        $this->assertStringContainsString('-lphp', $flags);
        $this->assertStringContainsString('-lphpx', $flags);
    }

    /**
     * 测试 Linux RPATH 选项
     */
    public function testLinuxRpathOptions(): void
    {
        $platform = new Linux();
        
        $paths = ['/usr/lib', '/usr/local/lib'];
        $options = $platform->getRpathOptions($paths);
        
        $this->assertStringContainsString('-Wl,-rpath,' . escapeshellarg('/usr/lib'), $options);
        $this->assertStringContainsString('-Wl,-rpath,' . escapeshellarg('/usr/local/lib'), $options);
    }

    /**
     * 测试 Linux PIC 标志
     */
    public function testLinuxPicFlag(): void
    {
        $platform = new Linux();
        
        $this->assertEquals('-fPIC', $platform->getPicFlag());
    }

    public function testIntegerLiteralSuffixes(): void
    {
        $this->assertSame('L', (new Linux())->getIntegerLiteralSuffix());
        $this->assertSame('LL', (new Macos())->getIntegerLiteralSuffix());
        $this->assertSame('LL', (new Windows())->getIntegerLiteralSuffix());
    }

    /**
     * 测试 Linux 共享库链接标志
     */
    public function testLinuxSharedLinkFlag(): void
    {
        $platform = new Linux();
        
        $this->assertEquals('-shared', $platform->getSharedLinkFlag());
    }

    /**
     * 测试 macOS 平台基本功能
     */
    public function testMacosBasic(): void
    {
        $platform = new Macos();
        
        $this->assertEquals('macOS', $platform->getName());
        $this->assertEquals('.o', $platform->getObjectExtension());
        $this->assertEquals('', $platform->getExecutableExtension());
        $this->assertEquals('.dylib', $platform->getSharedLibraryExtension());
        $this->assertEquals('/', $platform->getPathSeparator());
    }

    /**
     * 测试 macOS install_name 选项
     */
    public function testMacosInstallName(): void
    {
        $platform = new Macos();
        
        $option = $platform->getCurrentInstallNameOption('/usr/lib/libtest.dylib');
        $this->assertStringContainsString('-install_name', $option);
        $this->assertStringContainsString('/usr/lib/libtest.dylib', $option);
    }

    /**
     * 测试 macOS 共享库链接标志
     */
    public function testMacosSharedLinkFlag(): void
    {
        $platform = new Macos();
        
        $this->assertEquals('-dynamiclib', $platform->getSharedLinkFlag());
    }

    /**
     * 测试空数组处理
     */
    public function testEmptyArrays(): void
    {
        $windows = new Windows();
        $linux = new Linux();
        $macos = new Macos();
        
        // 所有平台应该正确处理空数组
        $this->assertEquals('', $windows->getIncludeFlags([]));
        $this->assertEquals('', $windows->getLibraryPathFlags([]));
        $this->assertEquals('', $windows->getLibraryFlags([]));
        
        $this->assertEquals('', $linux->getIncludeFlags([]));
        $this->assertEquals('', $linux->getLibraryPathFlags([]));
        $this->assertEquals('', $linux->getLibraryFlags([]));
        
        $this->assertEquals('', $macos->getIncludeFlags([]));
        $this->assertEquals('', $macos->getLibraryPathFlags([]));
        $this->assertEquals('', $macos->getLibraryFlags([]));
    }
}