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psalm/tests/ConstantTest.php

142 lines
4.2 KiB
PHP

<?php
namespace Psalm\Tests;
class ConstantTest extends TestCase
{
use Traits\FileCheckerInvalidCodeParseTestTrait;
use Traits\FileCheckerValidCodeParseTestTrait;
/**
* @return array
*/
public function providerFileCheckerValidCodeParse()
{
return [
'constantInFunction' => [
'<?php
useTest();
const TEST = 2;
function useTest(): int {
return TEST;
}',
],
'constantInClosure' => [
'<?php
const TEST = 2;
$useTest = function(): int {
return TEST;
};
$useTest();',
],
'constantDefinedInFunction' => [
'<?php
/**
* @return void
*/
function defineConstant() {
define("CONSTANT", 1);
}
defineConstant();
echo CONSTANT;',
],
'magicConstant' => [
'<?php
$a = __LINE__;
$b = __file__;',
'assertions' => [
'$a' => 'int',
'$b' => 'string',
],
],
'getClassConstantValue' => [
'<?php
class A {
const B = [0, 1, 2];
}
$a = A::B[1];',
],
'staticConstEval' => [
'<?php
abstract class Enum {
/**
* @var string[]
*/
protected const VALUES = [];
public static function export(): string
{
assert(!empty(static::VALUES));
$values = array_map(
function(string $val): string {
return "\'" . $val . "\'";
},
static::VALUES
);
return join(",", $values);
}
}',
'assertions' => [],
'error_levels' => ['MixedArgument'],
],
'undefinedConstant' => [
'<?php
switch (rand(0, 50)) {
case FORTY: // Observed a valid UndeclaredConstant warning
$x = "value";
break;
default:
$x = "other";
}
echo $x;',
'assertions' => [],
'error_levels' => ['UndefinedConstant'],
],
'suppressUndefinedClassConstant' => [
'<?php
class C {}
/** @psalm-suppress UndefinedConstant */
$a = POTATO;
/** @psalm-suppress UndefinedConstant */
$a = C::POTATO;',
'assertions' => [],
'error_levels' => ['MixedAssignment'],
],
];
}
/**
* @return array
*/
public function providerFileCheckerInvalidCodeParse()
{
return [
'constantDefinedInFunctionButNotCalled' => [
'<?php
/**
* @return void
*/
function defineConstant() {
define("CONSTANT", 1);
}
echo CONSTANT;',
'error_message' => 'UndefinedConstant',
],
'undefinedClassConstantInParamDefault' => [
'<?php
class A {
public function doSomething(int $howManyTimes = self::DEFAULT_TIMES): void {}
}',
'error_message' => 'UndefinedConstant',
],
];
}
}