TypePHP 编译器
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65 lines
2.2 KiB
65 lines
2.2 KiB
<?php
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/**
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* This file is part of TypePHP(AOT).
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*
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* @link https://www.swoole.com/aot/
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* @contact service@swoole.com
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*/
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namespace TypePhp\Tests;
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use PHPUnit\Framework\TestCase;
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use TypePhp\CompilerTest;
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/**
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* @internal
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* @coversNothing
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*/
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class DevirtualizeOrderTest extends TestCase
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{
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public function testSandwichDeclarationOrderKeepsOverrideDynamic(): void
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{
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// Ancestor first, leaf second, intermediate class last: the ancestor
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// method's override flag used to be missed, and the late-bound call
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// in Base::delete() was wrongly devirtualized to a direct native call.
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$cpp = $this->compileBaseInOrder(['base.php', 'leaf.php', 'mid.php']);
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$this->assertDeleteDispatchesDynamically($cpp);
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}
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public function testNormalDeclarationOrderKeepsOverrideDynamic(): void
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{
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// Control: ancestor, intermediate, leaf.
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$cpp = $this->compileBaseInOrder(['base.php', 'mid.php', 'leaf.php']);
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$this->assertDeleteDispatchesDynamically($cpp);
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}
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/** @param list<string> $order */
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private function compileBaseInOrder(array $order): string
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{
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global $translator;
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$dir = TYPEPHP_ROOT_PATH . '/phpunit/code/devirtualize-order';
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$compiler = CompilerTest::create(TYPEPHP_ROOT_PATH);
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$translator = $compiler;
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foreach ($order as $file) {
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$compiler->addFiles([$dir . '/' . $file]);
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$compiler->prepareFile($dir . '/' . $file);
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}
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return file_get_contents($compiler->convertFile($dir . '/base.php'));
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}
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private function assertDeleteDispatchesDynamically(string $cpp): void
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{
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$matched = preg_match(
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'/php::\w+ php_ordertest__base__delete\(php::Object &this_\) \{(?<body>.*?)\n\}/s',
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$cpp,
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$m,
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);
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self::assertSame(1, $matched, 'generated body of OrderTest\\Base::delete() not found');
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// A direct native call to the base implementation means the override
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// was wrongly devirtualized; the call must go through dynamic dispatch.
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self::assertStringNotContainsString('php_ordertest__base__perform', $m['body']);
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self::assertStringContainsString('callScoped', $m['body']);
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}
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}
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