/
TestCaseExtension.php
67 lines (54 loc) · 1.73 KB
/
TestCaseExtension.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
<?php
declare(strict_types=1);
namespace NunoMaduro\Larastan\ReturnTypes;
use Illuminate\Foundation\Testing\TestCase;
use PhpParser\Node\Expr\MethodCall;
use PHPStan\Analyser\Scope;
use PHPStan\Reflection\MethodReflection;
use PHPStan\Type\DynamicMethodReturnTypeExtension;
use PHPStan\Type\ErrorType;
use PHPStan\Type\ObjectType;
use PHPStan\Type\Type;
use PHPStan\Type\TypeCombinator;
use PHPStan\Type\TypeUtils;
/**
* @internal
*/
final class TestCaseExtension implements DynamicMethodReturnTypeExtension
{
public function getClass(): string
{
return TestCase::class;
}
public function isMethodSupported(MethodReflection $methodReflection): bool
{
return in_array($methodReflection->getName(), [
'mock',
'partialMock',
'spy',
], true);
}
public function getTypeFromMethodCall(
MethodReflection $methodReflection,
MethodCall $methodCall,
Scope $scope
): Type {
$defaultReturnType = new ObjectType('Mockery\\MockInterface');
if (count($methodCall->args) === 0) {
return new ErrorType();
}
$classType = $scope->getType($methodCall->getArgs()[0]->value);
$constantStrings = TypeUtils::getConstantStrings($classType);
if ($constantStrings === []) {
return $defaultReturnType;
}
$returnTypes = [];
foreach ($constantStrings as $constantString) {
$objectType = new ObjectType($constantString->getValue());
$returnTypes[] = TypeCombinator::intersect($defaultReturnType, $objectType);
}
return count($returnTypes) === 1
? $returnTypes[0]
: TypeCombinator::union(...$returnTypes);
}
}