:construction_worker: :arrow_up: :heavy_plus_sign: Update PHPUnit to current stable 6.

Update requirements to PHP7 for dev.
Add php-mock-phpunit to mock and stub global functions in a better way.

1 files changed, 297 insertions, 127 deletions

diff --git a/composer.lock b/composer.lock
index 06fb17410..7541448f2 100644
--- a/composer.lock
+++ b/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": "c0cafbf9fd702be588f6b392b9742cb6",
+    "content-hash": "0b382a501597bf5f59a5f22e85954cbe",
     "packages": [
         {
             "name": "michelf/php-markdown",
@@ -1113,21 +1113,21 @@
         },
         {
             "name": "guzzlehttp/guzzle",
-            "version": "6.2.2",
+            "version": "6.2.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/guzzle.git",
-                "reference": "ebf29dee597f02f09f4d5bbecc68230ea9b08f60"
+                "reference": "8d6c6cc55186db87b7dc5009827429ba4e9dc006"
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-                "reference": "ebf29dee597f02f09f4d5bbecc68230ea9b08f60",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/8d6c6cc55186db87b7dc5009827429ba4e9dc006",
+                "reference": "8d6c6cc55186db87b7dc5009827429ba4e9dc006",
                 "shasum": ""
             },
             "require": {
                 "guzzlehttp/promises": "^1.0",
-                "guzzlehttp/psr7": "^1.3.1",
+                "guzzlehttp/psr7": "^1.4",
                 "php": ">=5.5"
             },
             "require-dev": {
@@ -1171,7 +1171,7 @@
                 "rest",
                 "web service"
             ],
-            "time": "2016-10-08T15:01:37+00:00"
+            "time": "2017-02-28T22:50:30+00:00"
         },
         {
             "name": "guzzlehttp/promises",
@@ -1226,16 +1226,16 @@
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "1.4.0",
+            "version": "1.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "04a6d1a00ea5da0727ee94309a9f0d3dbaecb569"
+                "reference": "0d6c7ca039329247e4f0f8f8f6506810e8248855"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/04a6d1a00ea5da0727ee94309a9f0d3dbaecb569",
-                "reference": "04a6d1a00ea5da0727ee94309a9f0d3dbaecb569",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/0d6c7ca039329247e4f0f8f8f6506810e8248855",
+                "reference": "0d6c7ca039329247e4f0f8f8f6506810e8248855",
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             },
             "require": {
@@ -1287,7 +1287,7 @@
                 "uri",
                 "url"
             ],
-            "time": "2017-02-21T01:20:32+00:00"
+            "time": "2017-02-27T10:51:17+00:00"
         },
         {
             "name": "myclabs/deep-copy",
@@ -1332,6 +1332,171 @@
             "time": "2017-01-26T22:05:40+00:00"
         },
         {
+            "name": "php-mock/php-mock",
+            "version": "2.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-mock/php-mock.git",
+                "reference": "22d297231118e6fd5b9db087fbe1ef866c2b95d2"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-mock/php-mock/zipball/22d297231118e6fd5b9db087fbe1ef866c2b95d2",
+                "reference": "22d297231118e6fd5b9db087fbe1ef866c2b95d2",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6",
+                "phpunit/php-text-template": "^1"
+            },
+            "replace": {
+                "malkusch/php-mock": "*"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^5.7"
+            },
+            "suggest": {
+                "php-mock/php-mock-phpunit": "Allows integration into PHPUnit testcase with the trait PHPMock."
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "phpmock\\": [
+                        "classes/",
+                        "tests/"
+                    ]
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "WTFPL"
+            ],
+            "authors": [
+                {
+                    "name": "Markus Malkusch",
+                    "email": "markus@malkusch.de",
+                    "homepage": "http://markus.malkusch.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "PHP-Mock can mock built-in PHP functions (e.g. time()). PHP-Mock relies on PHP's namespace fallback policy. No further extension is needed.",
+            "homepage": "https://github.com/php-mock/php-mock",
+            "keywords": [
+                "BDD",
+                "TDD",
+                "function",
+                "mock",
+                "stub",
+                "test",
+                "test double"
+            ],
+            "time": "2017-02-17T20:52:52+00:00"
+        },
+        {
+            "name": "php-mock/php-mock-integration",
+            "version": "2.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-mock/php-mock-integration.git",
+                "reference": "5a0d7d7755f823bc2a230cfa45058b40f9013bc4"
+            },
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+                "reference": "5a0d7d7755f823bc2a230cfa45058b40f9013bc4",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.6",
+                "php-mock/php-mock": "^2",
+                "phpunit/php-text-template": "^1"
+            },
+            "require-dev": {
+                "phpunit/phpunit": "^4|^5"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "phpmock\\integration\\": "classes/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "WTFPL"
+            ],
+            "authors": [
+                {
+                    "name": "Markus Malkusch",
+                    "email": "markus@malkusch.de",
+                    "homepage": "http://markus.malkusch.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Integration package for PHP-Mock",
+            "homepage": "https://github.com/php-mock/php-mock-integration",
+            "keywords": [
+                "BDD",
+                "TDD",
+                "function",
+                "mock",
+                "stub",
+                "test",
+                "test double"
+            ],
+            "time": "2017-02-17T21:31:34+00:00"
+        },
+        {
+            "name": "php-mock/php-mock-phpunit",
+            "version": "2.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/php-mock/php-mock-phpunit.git",
+                "reference": "173781abdc632c59200253e12e2b991ae6a4574f"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/php-mock/php-mock-phpunit/zipball/173781abdc632c59200253e12e2b991ae6a4574f",
+                "reference": "173781abdc632c59200253e12e2b991ae6a4574f",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7",
+                "php-mock/php-mock-integration": "^2",
+                "phpunit/phpunit": "^6"
+            },
+            "type": "library",
+            "autoload": {
+                "psr-4": {
+                    "phpmock\\phpunit\\": "classes/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "WTFPL"
+            ],
+            "authors": [
+                {
+                    "name": "Markus Malkusch",
+                    "email": "markus@malkusch.de",
+                    "homepage": "http://markus.malkusch.de",
+                    "role": "Developer"
+                }
+            ],
+            "description": "Mock built-in PHP functions (e.g. time()) with PHPUnit. This package relies on PHP's namespace fallback policy. No further extension is needed.",
+            "homepage": "https://github.com/php-mock/php-mock-phpunit",
+            "keywords": [
+                "BDD",
+                "TDD",
+                "function",
+                "mock",
+                "phpunit",
+                "stub",
+                "test",
+                "test double"
+            ],
+            "time": "2017-02-17T22:44:38+00:00"
+        },
+        {
             "name": "phpdocumentor/reflection-common",
             "version": "1.0",
             "source": {
@@ -1479,27 +1644,27 @@
         },
         {
             "name": "phpspec/prophecy",
-            "version": "v1.6.2",
+            "version": "v1.7.0",
             "source": {
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                 "url": "https://github.com/phpspec/prophecy.git",
-                "reference": "6c52c2722f8460122f96f86346600e1077ce22cb"
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-                "reference": "6c52c2722f8460122f96f86346600e1077ce22cb",
+                "url": "https://api.github.com/repos/phpspec/prophecy/zipball/93d39f1f7f9326d746203c7c056f300f7f126073",
+                "reference": "93d39f1f7f9326d746203c7c056f300f7f126073",
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             "require": {
                 "doctrine/instantiator": "^1.0.2",
                 "php": "^5.3|^7.0",
                 "phpdocumentor/reflection-docblock": "^2.0|^3.0.2",
-                "sebastian/comparator": "^1.1",
-                "sebastian/recursion-context": "^1.0|^2.0"
+                "sebastian/comparator": "^1.1|^2.0",
+                "sebastian/recursion-context": "^1.0|^2.0|^3.0"
             },
             "require-dev": {
-                "phpspec/phpspec": "^2.0",
+                "phpspec/phpspec": "^2.5|^3.2",
                 "phpunit/phpunit": "^4.8 || ^5.6.5"
             },
             "type": "library",
@@ -1538,44 +1703,44 @@
                 "spy",
                 "stub"
             ],
-            "time": "2016-11-21T14:58:47+00:00"
+            "time": "2017-03-02T20:05:34+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
-            "version": "4.0.6",
+            "version": "5.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-code-coverage.git",
-                "reference": "ca060f645beeddebedb1885c97bf163e93264c35"
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             "require": {
-                "php": "^5.6 || ^7.0",
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-                "phpunit/php-text-template": "~1.2",
-                "phpunit/php-token-stream": "^1.4.2 || ^2.0",
-                "sebastian/code-unit-reverse-lookup": "~1.0",
-                "sebastian/environment": "^1.3.2 || ^2.0",
-                "sebastian/version": "~1.0|~2.0"
+                "ext-dom": "*",
+                "ext-xmlwriter": "*",
+                "php": "^7.0",
+                "phpunit/php-file-iterator": "^1.3",
+                "phpunit/php-text-template": "^1.2",
+                "phpunit/php-token-stream": "^1.4.11 || ^2.0",
+                "sebastian/code-unit-reverse-lookup": "^1.0",
+                "sebastian/environment": "^2.0",
+                "sebastian/version": "^2.0"
             },
             "require-dev": {
-                "ext-xdebug": ">=2.1.4",
-                "phpunit/phpunit": "^5.4"
+                "ext-xdebug": "^2.5",
+                "phpunit/phpunit": "^6.0"
             },
             "suggest": {
-                "ext-dom": "*",
-                "ext-xdebug": ">=2.4.0",
-                "ext-xmlwriter": "*"
+                "ext-xdebug": "^2.5.1"
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             "type": "library",
             "extra": {
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-                    "dev-master": "4.0.x-dev"
+                    "dev-master": "5.0.x-dev"
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             "autoload": {
@@ -1601,7 +1766,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2017-02-23T07:38:02+00:00"
+            "time": "2017-03-01T09:14:18+00:00"
         },
         {
             "name": "phpunit/php-file-iterator",
@@ -1693,25 +1858,30 @@
         },
         {
             "name": "phpunit/php-timer",
-            "version": "1.0.8",
+            "version": "1.0.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-timer.git",
-                "reference": "38e9124049cf1a164f1e4537caf19c99bf1eb260"
+                "reference": "3dcf38ca72b158baf0bc245e9184d3fdffa9c46f"
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-                "reference": "38e9124049cf1a164f1e4537caf19c99bf1eb260",
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+                "reference": "3dcf38ca72b158baf0bc245e9184d3fdffa9c46f",
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-                "php": ">=5.3.3"
+                "php": "^5.3.3 || ^7.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "~4|~5"
+                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.0"
             },
             "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.0-dev"
+                }
+            },
             "autoload": {
                 "classmap": [
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@@ -1733,20 +1903,20 @@
             "keywords": [
                 "timer"
             ],
-            "time": "2016-05-12T18:03:57+00:00"
+            "time": "2017-02-26T11:10:40+00:00"
         },
         {
             "name": "phpunit/php-token-stream",
-            "version": "1.4.10",
+            "version": "1.4.11",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-token-stream.git",
-                "reference": "284fb0679dd25fb5ffb56dad92c72860c0a22f1b"
+                "reference": "e03f8f67534427a787e21a385a67ec3ca6978ea7"
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-                "reference": "284fb0679dd25fb5ffb56dad92c72860c0a22f1b",
+                "url": "https://api.github.com/repos/sebastianbergmann/php-token-stream/zipball/e03f8f67534427a787e21a385a67ec3ca6978ea7",
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             "require": {
@@ -1782,20 +1952,20 @@
             "keywords": [
                 "tokenizer"
             ],
-            "time": "2017-02-23T06:14:45+00:00"
+            "time": "2017-02-27T10:12:30+00:00"
         },
         {
             "name": "phpunit/phpunit",
-            "version": "5.7.14",
+            "version": "6.0.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "4906b8faf23e42612182fd212eb6f4c0f2954b57"
+                "reference": "47ee3fa1bca5c50f1d25105201eb20df777bd7b6"
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@@ -1804,33 +1974,33 @@
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                 "ext-mbstring": "*",
                 "ext-xml": "*",
-                "myclabs/deep-copy": "~1.3",
-                "php": "^5.6 || ^7.0",
+                "myclabs/deep-copy": "^1.3",
+                "php": "^7.0",
                 "phpspec/prophecy": "^1.6.2",
-                "phpunit/php-code-coverage": "^4.0.4",
-                "phpunit/php-file-iterator": "~1.4",
-                "phpunit/php-text-template": "~1.2",
+                "phpunit/php-code-coverage": "^5.0",
+                "phpunit/php-file-iterator": "^1.4",
+                "phpunit/php-text-template": "^1.2",
                 "phpunit/php-timer": "^1.0.6",
-                "phpunit/phpunit-mock-objects": "^3.2",
-                "sebastian/comparator": "^1.2.4",
-                "sebastian/diff": "~1.2",
-                "sebastian/environment": "^1.3.4 || ^2.0",
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-                "sebastian/object-enumerator": "~2.0",
-                "sebastian/resource-operations": "~1.0",
-                "sebastian/version": "~1.0.3|~2.0",
-                "symfony/yaml": "~2.1|~3.0"
+                "phpunit/phpunit-mock-objects": "^4.0",
+                "sebastian/comparator": "^1.2.4 || ^2.0",
+                "sebastian/diff": "^1.2",
+                "sebastian/environment": "^2.0",
+                "sebastian/exporter": "^2.0 || ^3.0",
+                "sebastian/global-state": "^1.1 || ^2.0",
+                "sebastian/object-enumerator": "^2.0 || ^3.0",
+                "sebastian/resource-operations": "^1.0",
+                "sebastian/version": "^2.0"
             },
             "conflict": {
-                "phpdocumentor/reflection-docblock": "3.0.2"
+                "phpdocumentor/reflection-docblock": "3.0.2",
+                "phpunit/dbunit": "<3.0"
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             "require-dev": {
                 "ext-pdo": "*"
             },
             "suggest": {
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-                "phpunit/php-invoker": "~1.1"
+                "phpunit/php-invoker": "^1.1"
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                 "phpunit"
@@ -1838,7 +2008,7 @@
             "type": "library",
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-                    "dev-master": "5.7.x-dev"
+                    "dev-master": "6.0.x-dev"
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@@ -1864,33 +2034,33 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2017-02-19T07:22:16+00:00"
+            "time": "2017-03-02T15:24:03+00:00"
         },
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             "name": "phpunit/phpunit-mock-objects",
-            "version": "3.4.3",
+            "version": "4.0.1",
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                 "doctrine/instantiator": "^1.0.2",
-                "php": "^5.6 || ^7.0",
+                "php": "^7.0",
                 "phpunit/php-text-template": "^1.2",
-                "sebastian/exporter": "^1.2 || ^2.0"
+                "sebastian/exporter": "^3.0"
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             "conflict": {
-                "phpunit/phpunit": "<5.4.0"
+                "phpunit/phpunit": "<6.0"
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