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psalm/tests/VariadicTest.php

155 lines
4.3 KiB
PHP

<?php
declare(strict_types=1);
namespace Psalm\Tests;
use Psalm\Config;
use Psalm\Context;
use Psalm\Exception\CodeException;
use Psalm\Exception\ConfigException;
use Psalm\Internal\Analyzer\ProjectAnalyzer;
use Psalm\Internal\IncludeCollector;
use Psalm\Internal\Provider\Providers;
use Psalm\Tests\Internal\Provider\FakeParserCacheProvider;
use Psalm\Tests\Traits\ValidCodeAnalysisTestTrait;
use function dirname;
use function getcwd;
class VariadicTest extends TestCase
{
use ValidCodeAnalysisTestTrait;
public function testVariadicArrayBadParam(): void
{
$this->expectExceptionMessage('InvalidScalarArgument');
$this->expectException(CodeException::class);
$this->addFile(
'somefile.php',
'<?php
/**
* @param int ...$a_list
* @return void
*/
function f(int ...$a_list) {
}
f(1, 2, "3");',
);
$this->analyzeFile('somefile.php', new Context());
}
/**
* @throws ConfigException
* @runInSeparateProcess
*/
public function testVariadicFunctionFromAutoloadFile(): void
{
$this->project_analyzer = $this->getProjectAnalyzerWithConfig(
TestConfig::loadFromXML(
dirname(__DIR__),
'<?xml version="1.0"?>
<psalm
autoloader="tests/fixtures/stubs/custom_functions.phpstub"
>
<projectFiles>
<directory name="src" />
</projectFiles>
</psalm>',
),
);
$file_path = (string) getcwd() . '/src/somefile.php';
$this->addFile(
$file_path,
'<?php
variadic2(16, 30);
',
);
$this->analyzeFile($file_path, new Context());
}
/**
* @return iterable<string,array{code: string}>
*/
public function providerValidCodeParse(): iterable
{
return [
'variadic' => [
'code' => '<?php
/**
* @param mixed $req
* @param mixed $opt
* @param mixed ...$params
* @return array<mixed>
*/
function f($req, $opt = null, ...$params) {
return $params;
}
f(1);
f(1, 2);
f(1, 2, 3);
f(1, 2, 3, 4);
f(1, 2, 3, 4, 5);',
],
'funcNumArgsVariadic' => [
'code' => '<?php
function test(): array {
return func_get_args();
}
var_export(test(2));',
],
'variadicArray' => [
'code' => '<?php
/**
* @param int ...$a_list
* @return array<array-key, int>
*/
function f(int ...$a_list) {
return array_map(
/**
* @return int
*/
function (int $a) {
return $a + 1;
},
$a_list
);
}
f(1);
f(1, 2);
f(1, 2, 3);
/**
* @param string ...$a_list
* @return void
*/
function g(string ...$a_list) {
}',
],
];
}
private function getProjectAnalyzerWithConfig(Config $config): ProjectAnalyzer
{
$project_analyzer = new ProjectAnalyzer(
$config,
new Providers(
$this->file_provider,
new FakeParserCacheProvider(),
),
);
$project_analyzer->setPhpVersion('7.3', 'tests');
$config->setIncludeCollector(new IncludeCollector());
$config->visitComposerAutoloadFiles($project_analyzer, null);
return $project_analyzer;
}
}