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psalm/tests/StubTest.php
2019-03-23 14:27:54 -04:00

807 lines
21 KiB
PHP

<?php
namespace Psalm\Tests;
use Psalm\Config;
use Psalm\Context;
use Psalm\Internal\Analyzer\FileAnalyzer;
use Psalm\Tests\Internal\Provider;
class StubTest extends TestCase
{
/** @var TestConfig */
protected static $config;
/**
* @return void
*/
public static function setUpBeforeClass()
{
self::$config = new TestConfig();
if (!defined('PSALM_VERSION')) {
define('PSALM_VERSION', '2.0.0');
}
if (!defined('PHP_PARSER_VERSION')) {
define('PHP_PARSER_VERSION', '4.0.0');
}
}
/**
* @return void
*/
public function setUp()
{
FileAnalyzer::clearCache();
$this->file_provider = new Provider\FakeFileProvider();
}
/**
* @param Config $config
*
* @return \Psalm\Internal\Analyzer\ProjectAnalyzer
*/
private function getProjectAnalyzerWithConfig(Config $config)
{
$project_analyzer = new \Psalm\Internal\Analyzer\ProjectAnalyzer(
$config,
new \Psalm\Internal\Provider\Providers(
$this->file_provider,
new Provider\FakeParserCacheProvider()
)
);
$project_analyzer->setPhpVersion('7.3');
$config->visitComposerAutoloadFiles($project_analyzer, false);
return $project_analyzer;
}
/**
* @expectedException \Psalm\Exception\ConfigException
* @expectedExceptionMessage Cannot resolve stubfile path
*
* @return void
*/
public function testNonexistentStubFile()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
Config::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="stubs/invalidfile.php" />
</stubs>
</psalm>'
)
);
}
/**
* @return void
*/
public function testStubFile()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/systemclass.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
$a = new SystemClass();
echo SystemClass::HELLO;
$b = $a->foo(5, "hello");
$c = SystemClass::bar(5, "hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testPhpStormMetaParsingFile()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/phpstorm.meta.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
namespace Ns {
class MyClass {
/**
* @return mixed
* @psalm-suppress InvalidReturnType
*/
public function create(string $s) {}
/**
* @param mixed $s
* @return mixed
* @psalm-suppress InvalidReturnType
*/
public function foo($s) {}
/**
* @return mixed
* @psalm-suppress InvalidReturnType
*/
public function bar(array $a) {}
}
}
namespace {
/**
* @return mixed
* @psalm-suppress InvalidReturnType
*/
function create(string $s) {}
/**
* @param mixed $s
* @return mixed
* @psalm-suppress InvalidReturnType
*/
function foo($s) {}
/**
* @return mixed
* @psalm-suppress InvalidReturnType
*/
function bar(array $a) {}
$a1 = (new \Ns\MyClass)->create("object");
$a2 = (new \Ns\MyClass)->create("exception");
$b1 = \create("object");
$b2 = \create("exception");
$e2 = \create(\LogicException::class);
$c1 = (new \Ns\MyClass)->foo(5);
$c2 = (new \Ns\MyClass)->bar(["hello"]);
$d1 = \foo(5);
$d2 = \bar(["hello"]);
}'
);
$context = new Context();
$this->analyzeFile($file_path, $context);
}
/**
* @return void
*/
public function testNamespacedStubClass()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/namespaced_class.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
$a = new Foo\SystemClass();
echo Foo\SystemClass::HELLO;
$b = $a->foo(5, "hello");
$c = Foo\SystemClass::bar(5, "hello");
echo Foo\BAR;'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testStubRegularFunction()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/custom_functions.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
echo barBar("hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testStubVariadicFunction()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/custom_functions.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
variadic("bat", "bam");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @expectedException \Psalm\Exception\CodeException
* @expectedExceptionMessage InvalidScalarArgument
*
* @return void
*/
public function testStubVariadicFunctionWrongArgType()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/custom_functions.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
variadic("bat", 5);'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @expectedException \Psalm\Exception\CodeException
* @expectedExceptionMessage TooManyArguments
*
* @return void
*/
public function testUserVariadicWithFalseVariadic()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
/**
* @param string ...$bar
*/
function variadic() : void {}
variadic("hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testPolyfilledFunction()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm
autoloader="tests/stubs/polyfill.php"
>
<projectFiles>
<directory name="src" />
</projectFiles>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
$a = random_bytes(16);
$b = new_random_bytes(16);'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testClassAlias()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm
autoloader="tests/stubs/class_alias.php"
>
<projectFiles>
<directory name="src" />
</projectFiles>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
namespace ClassAliasStubTest;
function foo(A $a) : void {}
foo(new B());
foo(new C());
function bar(B $b) : void {}
bar(new A());
$a = new B();
echo $a->foo;
echo $a->bar("hello");
function f(): A {
return new A;
}
function getAliased(): B {
return f();
}
$d = new D();
D::bat();
$d::bat();
class E implements IAlias {}'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testStubFunctionWithFunctionExists()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/custom_functions.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
function_exists("fooBar");
echo barBar("hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testNamespacedStubFunctionWithFunctionExists()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/custom_functions.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
namespace A;
function_exists("fooBar");
echo barBar("hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @expectedException \Psalm\Exception\CodeException
* @expectedExceptionMessage UndefinedFunction - /src/somefile.php:2:22 - Function barBar does not exist
*
* @return void
*/
public function testNoStubFunction()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
echo barBar("hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testNamespacedStubFunction()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/namespaced_functions.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
echo Foo\barBar("hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testConditionalNamespacedStubFunction()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/conditional_namespaced_functions.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
echo Foo\barBar("hello");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testStubFileWithExistingClassDefinition()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/DomainException.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
$a = new DomainException(5);'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return void
*/
public function testStubFileWithPartialClassDefinitionWithMoreMethods()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/partial_class.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
namespace Foo;
class PartiallyStubbedClass {
/**
* @param string $a
* @return object
*/
public function foo(string $a) {
return new self;
}
public function bar(int $i) : void {}
}
class A {}
(new PartiallyStubbedClass())->foo(A::class);
(new PartiallyStubbedClass())->bar(5);'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @expectedException \Psalm\Exception\CodeException
* @expectedExceptionMessage TypeCoercion
*
* @return void
*/
public function testStubFileWithPartialClassDefinitionWithCoercion()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/partial_class.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
namespace Foo;
class PartiallyStubbedClass {
/**
* @param string $a
* @return object
*/
public function foo(string $a) {
return new self;
}
}
(new PartiallyStubbedClass())->foo("dasda");'
);
$this->analyzeFile($file_path, new Context());
}
/**
* @expectedException \Psalm\Exception\CodeException
* @expectedExceptionMessage InvalidReturnStatement
*
* @return void
*/
public function testStubFileWithPartialClassDefinitionGeneralReturnType()
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm>
<projectFiles>
<directory name="src" />
</projectFiles>
<stubs>
<file name="tests/stubs/partial_class.php" />
</stubs>
</psalm>'
)
);
$file_path = getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
namespace Foo;
class PartiallyStubbedClass {
/**
* @param string $a
* @return object
*/
public function foo(string $a) {
return new \stdClass;
}
}'
);
$this->analyzeFile($file_path, new Context());
}
}