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