Merge pull request #7 from staysafe/develop

Access policy from password policy builder

src/PasswordPolicyBuilder.php

@@ -36,4 +36,9 @@ public function isValid(string $password): bool
 
         return true;
     }
+
+    public function getPolicy(): PolicyInterface
+    {
+        return $this->policy;
+    }
 }

src/PasswordPolicyBuilderInterface.php

@@ -2,7 +2,11 @@
 
 namespace StaySafe\Password\Policy;
 
+use StaySafe\Password\Policy\Policy\PolicyInterface;
+
 interface PasswordPolicyBuilderInterface
 {
     public function isValid(string $password): bool;
+
+    public function getPolicy(): PolicyInterface;
 }

tests/phpunit/Policy/JsonPolicyTest.php

@@ -5,6 +5,7 @@
 use PHPUnit\Framework\TestCase;
 use StaySafe\Password\Policy\Policy\JsonPolicy;
 use StaySafe\Password\Policy\PasswordPolicyBuilder;
+use StaySafe\Password\Policy\Format\HumanReadablePolicy;
 use StaySafe\Password\Policy\Rule\Exception\InvalidRuleTypeException;
 use StaySafe\Password\Policy\Rule\Exception\InvalidConstraintException;
 
@@ -71,4 +72,21 @@ public function test_rule_does_not_exist_throws_exception(): void
         $this->expectException(InvalidRuleTypeException::class);
         new JsonPolicy($jsonConstraints);
     }
+
+    /**
+     * @throws InvalidConstraintException
+     * @throws InvalidRuleTypeException
+     */
+    public function test_can_view_human_readable_policy(): void
+    {
+        $jsonConstraints = file_get_contents(dirname(__DIR__) . '/fixtures/policy.json');
+        $policy = new JsonPolicy($jsonConstraints);
+
+        $passwordPolicyBuilder = new PasswordPolicyBuilder($policy);
+
+        $this->assertSame(
+            'Password should be at least 8 characters long, have at least 2 special characters, have at least 3 numbers, have at least 1 upper case letter, and have at least 1 lower case letter.',
+            (new HumanReadablePolicy($passwordPolicyBuilder->getPolicy()))->getHumanReadablePolicySentence()
+        );
+    }
 }