Update test case files & README.md (#195)

* Update DownloaderTest.php

Remove unused var.

* Remove unused var.

* Update SslCertificateTest.php

Remove useless semicolon

* Update README.md

Fix typo for SslCertificate::getPublicKeySize()

Author: JoeHorn

README.md

@@ -30,7 +30,7 @@ $certificate->lifespanInDays(); // return the amount of days between validFromDa
 $certificate->getIssuer(); // returns "Let's Encrypt Authority X3"
 $certificate->getOrganization(); // returns the organization name when available
 $certificate->getPublicKeyAlgorithm(); // returns the public key algorithm
-$certificate->getPublicKeySize(); // returns the public key algorithm
+$certificate->getPublicKeySize(); // returns the public key size
 $certificate->getSignatureAlgorithm(); // returns the signature algorithm
 ```
 

tests/DownloaderTest.php

@@ -96,7 +96,7 @@
     ->throws(UnknownError::class);
 
 it('throws an exception when downloading a certificate for a missing host name from an ip address', function () {
-    $sslCertificate = SslCertificate::download()
+    SslCertificate::download()
         ->fromIpAddress('138.197.187.74')
         ->forHost('fake.subdomain.spatie.be');
 })->throws(UnknownError::class);

tests/SslCertificateSerializationTest.php

@@ -11,7 +11,7 @@
 });
 
 it('can json encode serialized certificate', function () {
-    $json = json_encode(
+    json_encode(
         serialize(SslCertificate::createFromFile(__DIR__ . '/stubs/spatieCertificate.pem'))
     );
 

tests/SslCertificateTest.php

@@ -60,7 +60,6 @@
 it('can determine the valid from date')
     ->expect(fn () => $this->certificate->validFromDate())->toBeInstanceOf(Carbon::class)
     ->and(fn () => $this->certificate->validFromDate()->format('Y-m-d H:i:s'))->toEqual('2016-05-19 16:50:00');
-;
 
 it('can determine the lifespan in days')
     ->expect(fn () => $this->certificate->lifespanInDays())->toEqual(90);