From 80bc31f23b992d90cbca1c44698cf34b6e5ba72b Mon Sep 17 00:00:00 2001
From: Breno Martinusso <martinusso@gmail.com>
Date: Mon, 23 Oct 2017 16:47:10 -0200
Subject: [PATCH] Add project

---
 .gitignore                |    4 +-
 composer.json             |   45 ++
 composer.lock             | 1474 +++++++++++++++++++++++++++++++++++++
 phpunit.xml               |   17 +
 src/SimpleCrypt.php       |   41 ++
 tests/SimpleCryptTest.php |   21 +
 tests/bootstrap.php       |    3 +
 7 files changed, 1602 insertions(+), 3 deletions(-)
 create mode 100644 composer.json
 create mode 100644 composer.lock
 create mode 100644 phpunit.xml
 create mode 100644 src/SimpleCrypt.php
 create mode 100644 tests/SimpleCryptTest.php
 create mode 100644 tests/bootstrap.php

diff --git a/.gitignore b/.gitignore
index c422267..b5f6134 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,4 @@
 composer.phar
 /vendor/
 
-# Commit your application's lock file http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file
-# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
-# composer.lock
+coverage-report.xml
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..402c038
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,45 @@
+{
+    "name": "martinusso/simplecrypt",
+    "type": "library",
+    "description": "Encrypts and decrypts data using PHP with OpenSSL",
+    "keywords": [
+        "PHP",
+        "encrypt",
+        "decrypt",
+        "OpenSSL"
+    ],
+    "homepage": "https://github.com/martinusso/simplecrypt",
+    "license": [
+        "MIT"
+    ],
+    "authors": [
+        {
+            "name": "Breno Borges Martinusso",
+            "email": "martinusso@gmail.com",
+            "role": "Developer"
+        }
+    ],
+    "require": {
+        "php": "^5.6 || ^7.0",
+        "ext-openssl": "*"
+    },
+    "require-dev": {
+        "phpunit/phpunit": "^6.4"
+    },
+    "autoload": {
+        "psr-4": {
+          "SimpleCrypt\\": "src/"
+        }
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "SimpleCrypt\\Tests\\": "tests/"
+        }
+    },
+    "minimum-stability": "stable",
+    "scripts": {
+        "cs": "phpcs --standard=PSR2 src",
+        "test": "phpunit -c phpunit.xml",
+    		"test-cover": "phpunit --coverage-text"
+    }
+}
diff --git a/composer.lock b/composer.lock
new file mode 100644
index 0000000..62bae4c
--- /dev/null
+++ b/composer.lock
@@ -0,0 +1,1474 @@
+{
+    "_readme": [
+        "This file locks the dependencies of your project to a known state",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "This file is @generated automatically"
+    ],
+    "content-hash": "5b53f7f5bc86c9512db5f454db425bdd",
+    "packages": [],
+    "packages-dev": [
+        {
+            "name": "doctrine/instantiator",
+            "version": "1.0.5",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/doctrine/instantiator.git",
+                "reference": "8e884e78f9f0eb1329e445619e04456e64d8051d"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/doctrine/instantiator/zipball/8e884e78f9f0eb1329e445619e04456e64d8051d",
+                "reference": "8e884e78f9f0eb1329e445619e04456e64d8051d",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3,<8.0-DEV"
+            },
+            "require-dev": {
+                "athletic/athletic": "~0.1.8",
+                "ext-pdo": "*",
+                "ext-phar": "*",
+                "phpunit/phpunit": "~4.0",
+                "squizlabs/php_codesniffer": "~2.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Doctrine\\Instantiator\\": "src/Doctrine/Instantiator/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Marco Pivetta",
+                    "email": "ocramius@gmail.com",
+                    "homepage": "http://ocramius.github.com/"
+                }
+            ],
+            "description": "A small, lightweight utility to instantiate objects in PHP without invoking their constructors",
+            "homepage": "https://github.com/doctrine/instantiator",
+            "keywords": [
+                "constructor",
+                "instantiate"
+            ],
+            "time": "2015-06-14T21:17:01+00:00"
+        },
+        {
+            "name": "myclabs/deep-copy",
+            "version": "1.7.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/myclabs/DeepCopy.git",
+                "reference": "3b8a3a99ba1f6a3952ac2747d989303cbd6b7a3e"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/myclabs/DeepCopy/zipball/3b8a3a99ba1f6a3952ac2747d989303cbd6b7a3e",
+                "reference": "3b8a3a99ba1f6a3952ac2747d989303cbd6b7a3e",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.6 || ^7.0"
+            },
+            "require-dev": {
+                "doctrine/collections": "^1.0",
+                "doctrine/common": "^2.6",
+                "phpunit/phpunit": "^4.1"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "DeepCopy\\": "src/DeepCopy/"
+                },
+                "files": [
+                    "src/DeepCopy/deep_copy.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "description": "Create deep copies (clones) of your objects",
+            "keywords": [
+                "clone",
+                "copy",
+                "duplicate",
+                "object",
+                "object graph"
+            ],
+            "time": "2017-10-19T19:58:43+00:00"
+        },
+        {
+            "name": "phar-io/manifest",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phar-io/manifest.git",
+                "reference": "2df402786ab5368a0169091f61a7c1e0eb6852d0"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phar-io/manifest/zipball/2df402786ab5368a0169091f61a7c1e0eb6852d0",
+                "reference": "2df402786ab5368a0169091f61a7c1e0eb6852d0",
+                "shasum": ""
+            },
+            "require": {
+                "ext-dom": "*",
+                "ext-phar": "*",
+                "phar-io/version": "^1.0.1",
+                "php": "^5.6 || ^7.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
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+                    "email": "arne@blankerts.de",
+                    "role": "Developer"
+                },
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+                    "email": "sebastian@phpeople.de",
+                    "role": "Developer"
+                },
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Component for reading phar.io manifest information from a PHP Archive (PHAR)",
+            "time": "2017-03-05T18:14:27+00:00"
+        },
+        {
+            "name": "phar-io/version",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phar-io/version.git",
+                "reference": "a70c0ced4be299a63d32fa96d9281d03e94041df"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/phar-io/version/zipball/a70c0ced4be299a63d32fa96d9281d03e94041df",
+                "reference": "a70c0ced4be299a63d32fa96d9281d03e94041df",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.6 || ^7.0"
+            },
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+            "autoload": {
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+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
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+                    "email": "arne@blankerts.de",
+                    "role": "Developer"
+                },
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+                    "email": "sebastian@phpeople.de",
+                    "role": "Developer"
+                },
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+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Library for handling version information and constraints",
+            "time": "2017-03-05T17:38:23+00:00"
+        },
+        {
+            "name": "phpdocumentor/reflection-common",
+            "version": "1.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpDocumentor/ReflectionCommon.git",
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+                "shasum": ""
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+                "phpunit/phpunit": "^4.6"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "phpDocumentor\\Reflection\\": [
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+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jaap van Otterdijk",
+                    "email": "opensource@ijaap.nl"
+                }
+            ],
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+            "homepage": "http://www.phpdoc.org",
+            "keywords": [
+                "FQSEN",
+                "phpDocumentor",
+                "phpdoc",
+                "reflection",
+                "static analysis"
+            ],
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+        },
+        {
+            "name": "phpdocumentor/reflection-docblock",
+            "version": "4.1.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpDocumentor/ReflectionDocBlock.git",
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+                "phpunit/phpunit": "^4.4"
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+                    ]
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+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
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+            ],
+            "description": "With this component, a library can provide support for annotations via DocBlocks or otherwise retrieve information that is embedded in a DocBlock.",
+            "time": "2017-08-30T18:51:59+00:00"
+        },
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+            "version": "0.4.0",
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+            "extra": {
+                "branch-alias": {
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+            "autoload": {
+                "psr-4": {
+                    "phpDocumentor\\Reflection\\": [
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+                    ]
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+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Mike van Riel",
+                    "email": "me@mikevanriel.com"
+                }
+            ],
+            "time": "2017-07-14T14:27:02+00:00"
+        },
+        {
+            "name": "phpspec/prophecy",
+            "version": "v1.7.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/phpspec/prophecy.git",
+                "reference": "c9b8c6088acd19d769d4cc0ffa60a9fe34344bd6"
+            },
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+                "reference": "c9b8c6088acd19d769d4cc0ffa60a9fe34344bd6",
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+                "php": "^5.3|^7.0",
+                "phpdocumentor/reflection-docblock": "^2.0|^3.0.2|^4.0",
+                "sebastian/comparator": "^1.1|^2.0",
+                "sebastian/recursion-context": "^1.0|^2.0|^3.0"
+            },
+            "require-dev": {
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+                "phpunit/phpunit": "^4.8 || ^5.6.5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.7.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Prophecy\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
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+                    "email": "ever.zet@gmail.com",
+                    "homepage": "http://everzet.com"
+                },
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+                    "name": "Marcello Duarte",
+                    "email": "marcello.duarte@gmail.com"
+                }
+            ],
+            "description": "Highly opinionated mocking framework for PHP 5.3+",
+            "homepage": "https://github.com/phpspec/prophecy",
+            "keywords": [
+                "Double",
+                "Dummy",
+                "fake",
+                "mock",
+                "spy",
+                "stub"
+            ],
+            "time": "2017-09-04T11:05:03+00:00"
+        },
+        {
+            "name": "phpunit/php-code-coverage",
+            "version": "5.2.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
+                "reference": "8ed1902a57849e117b5651fc1a5c48110946c06b"
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+                "reference": "8ed1902a57849e117b5651fc1a5c48110946c06b",
+                "shasum": ""
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+            "require": {
+                "ext-dom": "*",
+                "ext-xmlwriter": "*",
+                "php": "^7.0",
+                "phpunit/php-file-iterator": "^1.4.2",
+                "phpunit/php-text-template": "^1.2.1",
+                "phpunit/php-token-stream": "^1.4.11 || ^2.0",
+                "sebastian/code-unit-reverse-lookup": "^1.0.1",
+                "sebastian/environment": "^3.0",
+                "sebastian/version": "^2.0.1",
+                "theseer/tokenizer": "^1.1"
+            },
+            "require-dev": {
+                "ext-xdebug": "^2.5",
+                "phpunit/phpunit": "^6.0"
+            },
+            "suggest": {
+                "ext-xdebug": "^2.5.5"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "5.2.x-dev"
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+            "autoload": {
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+                ]
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+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
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+                    "role": "lead"
+                }
+            ],
+            "description": "Library that provides collection, processing, and rendering functionality for PHP code coverage information.",
+            "homepage": "https://github.com/sebastianbergmann/php-code-coverage",
+            "keywords": [
+                "coverage",
+                "testing",
+                "xunit"
+            ],
+            "time": "2017-08-03T12:40:43+00:00"
+        },
+        {
+            "name": "phpunit/php-file-iterator",
+            "version": "1.4.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/php-file-iterator.git",
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+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
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+                    "name": "Sebastian Bergmann",
+                    "email": "sb@sebastian-bergmann.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "FilterIterator implementation that filters files based on a list of suffixes.",
+            "homepage": "https://github.com/sebastianbergmann/php-file-iterator/",
+            "keywords": [
+                "filesystem",
+                "iterator"
+            ],
+            "time": "2016-10-03T07:40:28+00:00"
+        },
+        {
+            "name": "phpunit/php-text-template",
+            "version": "1.2.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/php-text-template.git",
+                "reference": "31f8b717e51d9a2afca6c9f046f5d69fc27c8686"
+            },
+            "dist": {
+                "type": "zip",
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+                "reference": "31f8b717e51d9a2afca6c9f046f5d69fc27c8686",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
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+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Simple template engine.",
+            "homepage": "https://github.com/sebastianbergmann/php-text-template/",
+            "keywords": [
+                "template"
+            ],
+            "time": "2015-06-21T13:50:34+00:00"
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+                "reference": "5b0cd723502bac3b006cbf3dbf7a1e3fcefe4fa8",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^6.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Jeff Welch",
+                    "email": "whatthejeff@gmail.com"
+                },
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                },
+                {
+                    "name": "Adam Harvey",
+                    "email": "aharvey@php.net"
+                }
+            ],
+            "description": "Provides functionality to recursively process PHP variables",
+            "homepage": "http://www.github.com/sebastianbergmann/recursion-context",
+            "time": "2017-03-03T06:23:57+00:00"
+        },
+        {
+            "name": "sebastian/resource-operations",
+            "version": "1.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/resource-operations.git",
+                "reference": "ce990bb21759f94aeafd30209e8cfcdfa8bc3f52"
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+                "reference": "ce990bb21759f94aeafd30209e8cfcdfa8bc3f52",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6.0"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                }
+            ],
+            "description": "Provides a list of PHP built-in functions that operate on resources",
+            "homepage": "https://www.github.com/sebastianbergmann/resource-operations",
+            "time": "2015-07-28T20:34:47+00:00"
+        },
+        {
+            "name": "sebastian/version",
+            "version": "2.0.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/sebastianbergmann/version.git",
+                "reference": "99732be0ddb3361e16ad77b68ba41efc8e979019"
+            },
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+                "type": "zip",
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+                "reference": "99732be0ddb3361e16ad77b68ba41efc8e979019",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.0.x-dev"
+                }
+            },
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de",
+                    "role": "lead"
+                }
+            ],
+            "description": "Library that helps with managing the version number of Git-hosted PHP projects",
+            "homepage": "https://github.com/sebastianbergmann/version",
+            "time": "2016-10-03T07:35:21+00:00"
+        },
+        {
+            "name": "theseer/tokenizer",
+            "version": "1.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/theseer/tokenizer.git",
+                "reference": "cb2f008f3f05af2893a87208fe6a6c4985483f8b"
+            },
+            "dist": {
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+                "reference": "cb2f008f3f05af2893a87208fe6a6c4985483f8b",
+                "shasum": ""
+            },
+            "require": {
+                "ext-dom": "*",
+                "ext-tokenizer": "*",
+                "ext-xmlwriter": "*",
+                "php": "^7.0"
+            },
+            "type": "library",
+            "autoload": {
+                "classmap": [
+                    "src/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "BSD-3-Clause"
+            ],
+            "authors": [
+                {
+                    "name": "Arne Blankerts",
+                    "email": "arne@blankerts.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "A small library for converting tokenized PHP source code into XML and potentially other formats",
+            "time": "2017-04-07T12:08:54+00:00"
+        },
+        {
+            "name": "webmozart/assert",
+            "version": "1.2.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/webmozart/assert.git",
+                "reference": "2db61e59ff05fe5126d152bd0655c9ea113e550f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/webmozart/assert/zipball/2db61e59ff05fe5126d152bd0655c9ea113e550f",
+                "reference": "2db61e59ff05fe5126d152bd0655c9ea113e550f",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.3.3 || ^7.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.6",
+                "sebastian/version": "^1.0.1"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.3-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Webmozart\\Assert\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Bernhard Schussek",
+                    "email": "bschussek@gmail.com"
+                }
+            ],
+            "description": "Assertions to validate method input/output with nice error messages.",
+            "keywords": [
+                "assert",
+                "check",
+                "validate"
+            ],
+            "time": "2016-11-23T20:04:58+00:00"
+        }
+    ],
+    "aliases": [],
+    "minimum-stability": "stable",
+    "stability-flags": [],
+    "prefer-stable": false,
+    "prefer-lowest": false,
+    "platform": {
+        "php": "^5.6 || ^7.0",
+        "ext-dom": "*",
+        "ext-openssl": "*"
+    },
+    "platform-dev": []
+}
diff --git a/phpunit.xml b/phpunit.xml
new file mode 100644
index 0000000..505da99
--- /dev/null
+++ b/phpunit.xml
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit bootstrap="tests/bootstrap.php" colors="true" verbose="true">
+  <testsuites>
+    <testsuite name="SimpleCrypt Test Suite">
+      <directory>tests/</directory>
+    </testsuite>
+  </testsuites>
+
+  <filter>
+    <whitelist>
+      <directory suffix=".php">src</directory>
+    </whitelist>
+  </filter>
+  <logging>
+    <log type="coverage-clover" target="coverage-report.xml" processUncoveredFilesFromWhitelist="true"/>
+  </logging>
+</phpunit>
diff --git a/src/SimpleCrypt.php b/src/SimpleCrypt.php
new file mode 100644
index 0000000..97a0a05
--- /dev/null
+++ b/src/SimpleCrypt.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace SimpleCrypt;
+
+class SimpleCrypt
+{
+    private $encryptMethod = "AES-256-CBC";
+    private $secretKey;
+    private $secretIV;
+
+    public function __construct(
+        string $secretKey,
+        string $secretIV
+    ) {
+        // hash
+        $this->secretKey = hash('sha256', $secretKey);
+        // iv - encrypt method AES-256-CBC expects 16 bytes - else you will get a warning
+        $this->secretIV = substr(hash('sha256', $secretIV), 0, 16);
+    }
+
+    function encrypt($value) {
+        $output = openssl_encrypt(
+            $value,
+            $this->encryptMethod,
+            $this->secretKey,
+            0,
+            $this->secretIV
+        );
+        return base64_encode($output);
+    }
+
+    function decrypt($value) {
+        return openssl_decrypt(
+            base64_decode($value),
+            $this->encryptMethod,
+            $this->secretKey,
+            0,
+            $this->secretIV
+        );
+    }
+}
diff --git a/tests/SimpleCryptTest.php b/tests/SimpleCryptTest.php
new file mode 100644
index 0000000..00d5ef4
--- /dev/null
+++ b/tests/SimpleCryptTest.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace SimpleCrypt\Tests;
+
+use SimpleCrypt\SimpleCrypt;
+
+final class SimpleCryptTest extends \PHPUnit\Framework\TestCase
+{
+    public function testCrypt()
+    {
+        $password = "senha";
+
+        $simpleCrypt = new SimpleCrypt('1', '2');
+
+        $encryptedPassword = $simpleCrypt->encrypt($password);
+        $this->assertEquals('eG9aTkxqVzM5M05nNFhnL0dkKzBtQT09', $encryptedPassword);
+
+        $decryptedPassword = $simpleCrypt->decrypt($encryptedPassword);
+        $this->assertEquals($password, $decryptedPassword);
+    }
+}
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
new file mode 100644
index 0000000..df486e9
--- /dev/null
+++ b/tests/bootstrap.php
@@ -0,0 +1,3 @@
+<?php
+
+include __DIR__ . '/../vendor/autoload.php';