Fix PHPStan-issues (tests) and set a baseline

Author: tvdijen

phpstan-baseline-dev.neon

@@ -1,5 +1,11 @@
 parameters:
 	ignoreErrors:
+		-
+			message: '#^Call to an undefined method Mockery\\Expectation\:\:shouldReceive\(\)\.$#'
+			identifier: method.notFound
+			count: 2
+			path: tests/SAML2/Assertion/Validation/ConstraintValidator/SubjectConfirmationMethodTest.php
+
 		-
 			message: '#^Call to an undefined method Mockery\\Expectation\:\:shouldReceive\(\)\.$#'
 			identifier: method.notFound

src/SAML2/Assertion/Validation/ConstraintValidator/SubjectConfirmationMethod.php

@@ -21,7 +21,7 @@ public function validate(
     ): void {
         if ($subjectConfirmation->getMethod() !== Constants::CM_BEARER) {
             $result->addError(sprintf(
-                'Invalid Method on SubjectConfirmation, current;y only Bearer (%s) is supported',
+                'Invalid Method on SubjectConfirmation, currently only Bearer (%s) is supported',
                 Constants::CM_BEARER
             ));
         }

tests/SAML2/Assertion/Validation/ConstraintValidator/SubjectConfirmationMethodTest.php

@@ -37,13 +37,17 @@ public function setUp(): void
     #[Test]
     public function subjectConfirmationWithBearerMethodIsValid(): void
     {
+        $this->subjectConfirmation
+            ->shouldReceive('setMethod')
+            ->once()
+            ->shouldReceive('getMethod')
+            ->andReturn(Constants::CM_BEARER);
         $this->subjectConfirmation->setMethod(Constants::CM_BEARER);
 
         $validator = new SubjectConfirmationMethod();
         $result = new Result();
 
         $validator->validate($this->subjectConfirmation, $result);
-
         $this->assertTrue($result->isValid());
     }
 
@@ -54,6 +58,11 @@ public function subjectConfirmationWithBearerMethodIsValid(): void
     #[Test]
     public function subjectConfirmationWithHolderOfKeyMethodIsNotValid(): void
     {
+        $this->subjectConfirmation
+            ->shouldReceive('setMethod')
+            ->once()
+            ->shouldReceive('getMethod')
+            ->andReturn(Constants::CM_HOK);
         $this->subjectConfirmation->setMethod(Constants::CM_HOK);
 
         $validator = new SubjectConfirmationMethod();

tests/SAML2/Assertion/Validation/ConstraintValidator/SubjectConfirmationResponseToMatchesTest.php

@@ -22,7 +22,7 @@ class SubjectConfirmationResponseToMatchesTest extends \Mockery\Adapter\Phpunit\
     /**
      * @var \Mockery\MockInterface&\SAML2\XML\saml\SubjectConfirmationData
      */
-    private SubjectConfirmationData&MockInterface$subjectConfirmationData;
+    private SubjectConfirmationData&MockInterface $subjectConfirmationData;
 
     /**
      * @var \Mockery\MockInterface&\SAML2\Response