Add support for coveralls.io (#153)

* Add support for coveralls.io

* Generate coverage report only on php 7.2 build

* Fix osx travis build and move tools to bin dir

* Update php version badge

* Fix travis conditional statement

* Fix travis conditional statement

* 🤦 fix bin path

.gitignore

@@ -4,3 +4,5 @@ humbuglog.*
 .coverage
 .php_cs.cache
 /bin/php-cs-fixer
+/bin/coveralls
+/build

.travis.yml

@@ -6,9 +6,11 @@ matrix:
   include:
     - os: linux
       php: '7.1'
+      env: DISABLE_XDEBUG="true"
 
     - os: linux
       php: '7.2'
+      env: PHPUNIT_FLAGS="--coverage-clover build/logs/clover.xml"
 
     - os: osx
       osx_image: xcode7.3
@@ -18,12 +20,19 @@ matrix:
         - _PHP: php71
 
 before_install:
-  - if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then /usr/bin/env bash tools/prepare_osx_env.sh ; fi
+  - if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then /usr/bin/env bash bin/prepare_osx_env.sh ; fi
+  - if [[ DISABLE_XDEBUG == "true" ]]; then phpenv config-rm xdebug.ini; fi
 
 install:
-  - if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then /usr/bin/env bash tools/handle_brew_pkg.sh "${_PHP}" ; fi
+  - if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then /usr/bin/env bash bin/handle_brew_pkg.sh "${_PHP}" ; fi
   - curl -s http://getcomposer.org/installer | php
   - php composer.phar install --dev --no-interaction --ignore-platform-reqs
 
 script:
-  - bin/phpunit
+  - bin/phpunit $PHPUNIT_FLAGS
+
+after_success:
+  - |
+    if [[ $PHPUNIT_FLAGS != "" ]]; then
+      php bin/coveralls -v
+    fi

README.md

@@ -1,11 +1,12 @@
 # PHP-ML - Machine Learning library for PHP
 
-[![Minimum PHP Version](https://img.shields.io/badge/php-%3E%3D%207.0-8892BF.svg)](https://php.net/)
+[![Minimum PHP Version](https://img.shields.io/badge/php-%3E%3D%207.1-8892BF.svg)](https://php.net/)
 [![Latest Stable Version](https://img.shields.io/packagist/v/php-ai/php-ml.svg)](https://packagist.org/packages/php-ai/php-ml)
 [![Build Status](https://scrutinizer-ci.com/g/php-ai/php-ml/badges/build.png?b=master)](https://scrutinizer-ci.com/g/php-ai/php-ml/build-status/master)
 [![Documentation Status](https://readthedocs.org/projects/php-ml/badge/?version=master)](http://php-ml.readthedocs.org/)
 [![Total Downloads](https://poser.pugx.org/php-ai/php-ml/downloads.svg)](https://packagist.org/packages/php-ai/php-ml)
 [![License](https://poser.pugx.org/php-ai/php-ml/license.svg)](https://packagist.org/packages/php-ai/php-ml)
+[![Coverage Status](https://coveralls.io/repos/github/php-ai/php-ml/badge.svg?branch=coveralls)](https://coveralls.io/github/php-ai/php-ml?branch=coveralls)
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/php-ai/php-ml/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/php-ai/php-ml/?branch=master)
 
 <a href="http://www.yegor256.com/2016/10/23/award-2017.html">

composer.json

@@ -21,7 +21,8 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^6.0",
-        "friendsofphp/php-cs-fixer": "^2.4"
+        "friendsofphp/php-cs-fixer": "^2.4",
+        "php-coveralls/php-coveralls": "^1.0"
     },
     "config": {
         "bin-dir": "bin"

composer.lock

@@ -4,7 +4,7 @@
         "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": "c3243c3586715dde5b7c8fc237d91a4a",
+    "content-hash": "c4d5b319f041c2d65249c7852a7f2fc1",
     "packages": [],
     "packages-dev": [
         {
@@ -305,6 +305,99 @@
             ],
             "time": "2017-06-20T11:22:48+00:00"
         },
+        {
+            "name": "guzzle/guzzle",
+            "version": "v3.8.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/guzzle/guzzle.git",
+                "reference": "4de0618a01b34aa1c8c33a3f13f396dcd3882eba"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/4de0618a01b34aa1c8c33a3f13f396dcd3882eba",
+                "reference": "4de0618a01b34aa1c8c33a3f13f396dcd3882eba",
+                "shasum": ""
+            },
+            "require": {
+                "ext-curl": "*",
+                "php": ">=5.3.3",
+                "symfony/event-dispatcher": ">=2.1"
+            },
+            "replace": {
+                "guzzle/batch": "self.version",
+                "guzzle/cache": "self.version",
+                "guzzle/common": "self.version",
+                "guzzle/http": "self.version",
+                "guzzle/inflection": "self.version",
+                "guzzle/iterator": "self.version",
+                "guzzle/log": "self.version",
+                "guzzle/parser": "self.version",
+                "guzzle/plugin": "self.version",
+                "guzzle/plugin-async": "self.version",
+                "guzzle/plugin-backoff": "self.version",
+                "guzzle/plugin-cache": "self.version",
+                "guzzle/plugin-cookie": "self.version",
+                "guzzle/plugin-curlauth": "self.version",
+                "guzzle/plugin-error-response": "self.version",
+                "guzzle/plugin-history": "self.version",
+                "guzzle/plugin-log": "self.version",
+                "guzzle/plugin-md5": "self.version",
+                "guzzle/plugin-mock": "self.version",
+                "guzzle/plugin-oauth": "self.version",
+                "guzzle/service": "self.version",
+                "guzzle/stream": "self.version"
+            },
+            "require-dev": {
+                "doctrine/cache": "*",
+                "monolog/monolog": "1.*",
+                "phpunit/phpunit": "3.7.*",
+                "psr/log": "1.0.*",
+                "symfony/class-loader": "*",
+                "zendframework/zend-cache": "<2.3",
+                "zendframework/zend-log": "<2.3"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.8-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Guzzle": "src/",
+                    "Guzzle\\Tests": "tests/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Michael Dowling",
+                    "email": "mtdowling@gmail.com",
+                    "homepage": "https://github.com/mtdowling"
+                },
+                {
+                    "name": "Guzzle Community",
+                    "homepage": "https://github.com/guzzle/guzzle/contributors"
+                }
+            ],
+            "description": "Guzzle is a PHP HTTP client library and framework for building RESTful web service clients",
+            "homepage": "http://guzzlephp.org/",
+            "keywords": [
+                "client",
+                "curl",
+                "framework",
+                "http",
+                "http client",
+                "rest",
+                "web service"
+            ],
+            "abandoned": "guzzlehttp/guzzle",
+            "time": "2014-01-28T22:29:15+00:00"
+        },
         {
             "name": "myclabs/deep-copy",
             "version": "1.6.0",
@@ -395,6 +488,67 @@
             ],
             "time": "2017-03-13T16:27:32+00:00"
         },
+        {
+            "name": "php-coveralls/php-coveralls",
+            "version": "v1.0.2",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-coveralls/php-coveralls.git",
+                "reference": "9c07b63acbc9709344948b6fd4f63a32b2ef4127"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-coveralls/php-coveralls/zipball/9c07b63acbc9709344948b6fd4f63a32b2ef4127",
+                "reference": "9c07b63acbc9709344948b6fd4f63a32b2ef4127",
+                "shasum": ""
+            },
+            "require": {
+                "ext-json": "*",
+                "ext-simplexml": "*",
+                "guzzle/guzzle": "^2.8 || ^3.0",
+                "php": "^5.3.3 || ^7.0",
+                "psr/log": "^1.0",
+                "symfony/config": "^2.1 || ^3.0 || ^4.0",
+                "symfony/console": "^2.1 || ^3.0 || ^4.0",
+                "symfony/stopwatch": "^2.0 || ^3.0 || ^4.0",
+                "symfony/yaml": "^2.0 || ^3.0 || ^4.0"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4.8.35 || ^5.4.3 || ^6.0"
+            },
+            "suggest": {
+                "symfony/http-kernel": "Allows Symfony integration"
+            },
+            "bin": [
+                "bin/coveralls"
+            ],
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "Satooshi\\": "src/Satooshi/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Kitamura Satoshi",
+                    "email": "with.no.parachute@gmail.com",
+                    "homepage": "https://www.facebook.com/satooshi.jp"
+                }
+            ],
+            "description": "PHP client library for Coveralls API",
+            "homepage": "https://github.com/php-coveralls/php-coveralls",
+            "keywords": [
+                "ci",
+                "coverage",
+                "github",
+                "test"
+            ],
+            "time": "2017-10-14T23:15:34+00:00"
+        },
         {
             "name": "phpdocumentor/reflection-common",
             "version": "1.0",
@@ -1554,6 +1708,68 @@
             "homepage": "https://github.com/sebastianbergmann/version",
             "time": "2016-10-03T07:35:21+00:00"
         },
+        {
+            "name": "symfony/config",
+            "version": "v3.3.12",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/config.git",
+                "reference": "8d2649077dc54dfbaf521d31f217383d82303c5f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/config/zipball/8d2649077dc54dfbaf521d31f217383d82303c5f",
+                "reference": "8d2649077dc54dfbaf521d31f217383d82303c5f",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.5.9|>=7.0.8",
+                "symfony/filesystem": "~2.8|~3.0"
+            },
+            "conflict": {
+                "symfony/dependency-injection": "<3.3",
+                "symfony/finder": "<3.3"
+            },
+            "require-dev": {
+                "symfony/dependency-injection": "~3.3",
+                "symfony/finder": "~3.3",
+                "symfony/yaml": "~3.0"
+            },
+            "suggest": {
+                "symfony/yaml": "To use the yaml reference dumper"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.3-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Config\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Config Component",
+            "homepage": "https://symfony.com",
+            "time": "2017-11-07T14:16:22+00:00"
+        },
         {
             "name": "symfony/console",
             "version": "v3.3.5",
@@ -2165,6 +2381,61 @@
             "homepage": "https://symfony.com",
             "time": "2017-04-12T14:14:56+00:00"
         },
+        {
+            "name": "symfony/yaml",
+            "version": "v3.3.12",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/yaml.git",
+                "reference": "0938408c4faa518d95230deabb5f595bf0de31b9"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/0938408c4faa518d95230deabb5f595bf0de31b9",
+                "reference": "0938408c4faa518d95230deabb5f595bf0de31b9",
+                "shasum": ""
+            },
+            "require": {
+                "php": "^5.5.9|>=7.0.8"
+            },
+            "require-dev": {
+                "symfony/console": "~2.8|~3.0"
+            },
+            "suggest": {
+                "symfony/console": "For validating YAML files using the lint command"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "3.3-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Component\\Yaml\\": ""
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Fabien Potencier",
+                    "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony Yaml Component",
+            "homepage": "https://symfony.com",
+            "time": "2017-11-10T18:26:04+00:00"
+        },
         {
             "name": "webmozart/assert",
             "version": "1.2.0",
@@ -2222,7 +2493,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=7.0.0"
+        "php": "^7.1"
     },
     "platform-dev": []
 }

docs/index.md

@@ -1,11 +1,12 @@
 # PHP-ML - Machine Learning library for PHP
 
-[![Minimum PHP Version](https://img.shields.io/badge/php-%3E%3D%207.0-8892BF.svg)](https://php.net/)
+[![Minimum PHP Version](https://img.shields.io/badge/php-%3E%3D%207.1-8892BF.svg)](https://php.net/)
 [![Latest Stable Version](https://img.shields.io/packagist/v/php-ai/php-ml.svg)](https://packagist.org/packages/php-ai/php-ml)
 [![Build Status](https://scrutinizer-ci.com/g/php-ai/php-ml/badges/build.png?b=master)](https://scrutinizer-ci.com/g/php-ai/php-ml/build-status/master)
 [![Documentation Status](https://readthedocs.org/projects/php-ml/badge/?version=master)](http://php-ml.readthedocs.org/)
 [![Total Downloads](https://poser.pugx.org/php-ai/php-ml/downloads.svg)](https://packagist.org/packages/php-ai/php-ml)
 [![License](https://poser.pugx.org/php-ai/php-ml/license.svg)](https://packagist.org/packages/php-ai/php-ml)
+[![Coverage Status](https://coveralls.io/repos/github/php-ai/php-ml/badge.svg?branch=coveralls)](https://coveralls.io/github/php-ai/php-ml?branch=coveralls)
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/php-ai/php-ml/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/php-ai/php-ml/?branch=master)
 
 <a href="http://www.yegor256.com/2016/10/23/award-2017.html">