diff --git a/.gitignore b/.gitignore
index f2b172b..0946328 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 /vendor/
 /tests/report/
 composer.json.bak
+.phpunit.result.cache
+composer.lock
diff --git a/.travis.yml b/.travis.yml
index da2e438..a48ac6f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,19 +7,24 @@ cache:
     - $HOME/.composer/cache/files
 
 php:
-  - 5.6
-  - 7.0
   - 7.1
   - 7.2
+  - 7.3
+  - 7.4
+  - 8.0
   - nightly
 
 env:
-  - PREFER_LOWEST=--prefer-lowest
-  - PREFER_LOWEST=
+  global:
+    - XDEBUG_MODE=coverage
+  jobs:
+    - PREFER_LOWEST=--prefer-lowest
+    - PREFER_LOWEST=
 
 matrix:
   allow_failures:
     - php: nightly
+    - php: 8.0
 
 before_script:
   - make ensure-composer-file PHP_VER=$(php -r "echo PHP_VERSION;")
@@ -27,7 +32,10 @@ before_script:
 
 script:
   - vendor/bin/phpcs -p --warning-severity=0 src/ tests/
-  - vendor/bin/phpunit --coverage-clover=./tests/report/coverage.clover --testsuite unit
+  - vendor/bin/phpunit --coverage-clover=./tests/report/coverage.clover
+    --testsuite unit
 
 after_script:
-  - test -f ./tests/report/coverage.clover && (wget https://scrutinizer-ci.com/ocular.phar; php ocular.phar code-coverage:upload --format=php-clover ./tests/report/coverage.clover)
+  - test -f ./tests/report/coverage.clover && (wget
+    https://scrutinizer-ci.com/ocular.phar; php ocular.phar code-coverage:upload
+    --format=php-clover ./tests/report/coverage.clover)
diff --git a/Makefile b/Makefile
index 5cbc39a..214782d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 SHELL = /bin/sh
 
 DOCKER ?= $(shell which docker)
-PHP_VER := 7.2
+PHP_VER := 8.0
 IMAGE := graze/php-alpine:${PHP_VER}-test
 VOLUME := /srv
 DOCKER_RUN_BASE := ${DOCKER} run --rm -t -v $$(pwd):${VOLUME} -w ${VOLUME}
@@ -62,10 +62,11 @@ test-matrix-lowest: ## Test all version, with the lowest version
 	${MAKE} build-update
 
 test-matrix: ## Run the unit tests against multiple targets.
-	${MAKE} PHP_VER="5.6" build-update test
-	${MAKE} PHP_VER="7.0" build-update test
 	${MAKE} PHP_VER="7.1" build-update test
 	${MAKE} PHP_VER="7.2" build-update test
+	${MAKE} PHP_VER="7.3" build-update test
+	${MAKE} PHP_VER="7.4" build-update test
+	${MAKE} PHP_VER="8.0" build-update test
 
 test-coverage: ## Run all tests and output coverage to the console.
 	${MAKE} test-echo
diff --git a/composer.json b/composer.json
index a35f8ef..31eb556 100644
--- a/composer.json
+++ b/composer.json
@@ -1,51 +1,52 @@
 {
-    "name": "graze/dog-statsd",
-    "description": "DataDog StatsD Client",
-    "keywords": [
-        "graze",
-        "dog-statsd",
-        "statsd",
-        "datadog",
-        "dogstatsd"
-    ],
-    "homepage": "https://github.com/graze/dog-statsd",
-    "license": "MIT",
-    "config": {
-        "platform": {
-            "php": "7.2"
-        }
-    },
-    "authors": [
-        {
-            "name": "Harry Bragg",
-            "email": "harry.bragg@graze.com",
-            "role": "Developer"
-        },
-        {
-            "name": "Graze Developers",
-            "email": "developers@graze.com",
-            "homepage": "http://www.graze.com",
-            "role": "Development Team"
-        }
-    ],
-    "require": {
-        "php": "^5.5|^7.0"
-    },
-    "require-dev": {
-        "phpunit/phpunit": "^5.7.21|^6|^7",
-        "squizlabs/php_codesniffer": "^3",
-        "johnkary/phpunit-speedtrap": "^1|^2|^3",
-        "graze/standards": "^2"
-    },
-    "autoload": {
-        "psr-4": {
-            "Graze\\DogStatsD\\": "src"
-        }
+  "name": "graze/dog-statsd",
+  "description": "DataDog StatsD Client",
+  "keywords": [
+    "graze",
+    "dog-statsd",
+    "statsd",
+    "datadog",
+    "dogstatsd"
+  ],
+  "homepage": "https://github.com/graze/dog-statsd",
+  "license": "MIT",
+  "config": {
+    "platform": {
+      "php": "8.0"
+    }
+  },
+  "authors": [
+    {
+      "name": "Harry Bragg",
+      "email": "harry.bragg@graze.com",
+      "role": "Developer"
     },
-    "autoload-dev": {
-        "psr-4": {
-            "Graze\\DogStatsD\\Test\\": "tests/src",
-            "Graze\\DogStatsD\\Test\\Unit\\": "tests/unit"
-        }
+    {
+      "name": "Graze Developers",
+      "email": "developers@graze.com",
+      "homepage": "http://www.graze.com",
+      "role": "Development Team"
+    }
+  ],
+  "require": {
+    "php": "^7.1|^8.0"
+  },
+  "require-dev": {
+    "phpunit/phpunit": "^7|^8|^9",
+    "squizlabs/php_codesniffer": "^3.6",
+    "johnkary/phpunit-speedtrap": "^2|^3",
+    "graze/standards": "^2"
+  },
+  "autoload": {
+    "psr-4": {
+      "Graze\\DogStatsD\\": "src"
+    }
+  },
+  "autoload-dev": {
+    "psr-4": {
+      "Graze\\DogStatsD\\Test\\": "tests/src",
+      "Graze\\DogStatsD\\Test\\Unit\\": "tests/unit"
     }
+  },
+  "lock": false
 }
diff --git a/composer.lock b/composer.lock
deleted file mode 100644
index 45012b6..0000000
--- a/composer.lock
+++ /dev/null
@@ -1,1613 +0,0 @@
-{
-    "_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": "9d04fc3b7e6e7125705e3e2b1d99347a",
-    "packages": [],
-    "packages-dev": [
-        {
-            "name": "doctrine/instantiator",
-            "version": "1.1.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/doctrine/instantiator.git",
-                "reference": "185b8868aa9bf7159f5f953ed5afb2d7fcdc3bda"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/instantiator/zipball/185b8868aa9bf7159f5f953ed5afb2d7fcdc3bda",
-                "reference": "185b8868aa9bf7159f5f953ed5afb2d7fcdc3bda",
-                "shasum": ""
-            },
-            "require": {
-                "php": "^7.1"
-            },
-            "require-dev": {
-                "athletic/athletic": "~0.1.8",
-                "ext-pdo": "*",
-                "ext-phar": "*",
-                "phpunit/phpunit": "^6.2.3",
-                "squizlabs/php_codesniffer": "^3.0.2"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.2.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": "2017-07-22T11:58:36+00:00"
-        },
-        {
-            "name": "graze/standards",
-            "version": "v2.0.1",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/graze/standards.git",
-                "reference": "0381502a55626f67b97dc85f0cb87cdf2c46bcbc"
-            },
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-                "url": "https://api.github.com/repos/graze/standards/zipball/0381502a55626f67b97dc85f0cb87cdf2c46bcbc",
-                "reference": "0381502a55626f67b97dc85f0cb87cdf2c46bcbc",
-                "shasum": ""
-            },
-            "require-dev": {
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-            },
-            "type": "library",
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "Graze Developers",
-                    "email": "developers@graze.com"
-                }
-            ],
-            "description": "Graze coding standards",
-            "homepage": "https://github.com/graze/standards",
-            "keywords": [
-                "coding",
-                "graze",
-                "standards"
-            ],
-            "time": "2017-11-06T11:45:35+00:00"
-        },
-        {
-            "name": "johnkary/phpunit-speedtrap",
-            "version": "v3.0.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/johnkary/phpunit-speedtrap.git",
-                "reference": "5f1ede99bd53fd0e5ff72669877420e801256d90"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/johnkary/phpunit-speedtrap/zipball/5f1ede99bd53fd0e5ff72669877420e801256d90",
-                "reference": "5f1ede99bd53fd0e5ff72669877420e801256d90",
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-            },
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-                "phpunit/phpunit": "^7.0"
-            },
-            "type": "library",
-            "extra": {
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-                }
-            },
-            "autoload": {
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-                    "JohnKary\\PHPUnit\\Listener\\": "src/"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "MIT"
-            ],
-            "authors": [
-                {
-                    "name": "John Kary",
-                    "email": "john@johnkary.net"
-                }
-            ],
-            "description": "Find slow tests in your PHPUnit test suite",
-            "homepage": "https://github.com/johnkary/phpunit-speedtrap",
-            "keywords": [
-                "phpunit",
-                "profile",
-                "slow"
-            ],
-            "time": "2018-02-24T18:55:28+00:00"
-        },
-        {
-            "name": "myclabs/deep-copy",
-            "version": "1.7.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/myclabs/DeepCopy.git",
-                "reference": "3b8a3a99ba1f6a3952ac2747d989303cbd6b7a3e"
-            },
-            "dist": {
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-                "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"
-            },
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-            },
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-                "ext-phar": "*",
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-                "php": "^5.6 || ^7.0"
-            },
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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": "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": {
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-                    "email": "arne@blankerts.de",
-                    "role": "Developer"
-                },
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-                    "name": "Sebastian Heuer",
-                    "email": "sebastian@phpeople.de",
-                    "role": "Developer"
-                },
-                {
-                    "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": {
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-                "url": "https://github.com/phpDocumentor/ReflectionCommon.git",
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-            "description": "Common reflection classes used by phpdocumentor to reflect the code structure",
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-                {
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-            "homepage": "http://www.github.com/sebastianbergmann/exporter",
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-                "exporter"
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-            "license": [
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-                }
-            ],
-            "description": "Snapshotting of global state",
-            "homepage": "http://www.github.com/sebastianbergmann/global-state",
-            "keywords": [
-                "global state"
-            ],
-            "time": "2017-04-27T15:39:26+00:00"
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-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
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-            "authors": [
-                {
-                    "name": "Sebastian Bergmann",
-                    "email": "sebastian@phpunit.de"
-                }
-            ],
-            "description": "Traverses array structures and object graphs to enumerate all referenced objects",
-            "homepage": "https://github.com/sebastianbergmann/object-enumerator/",
-            "time": "2017-08-03T12:35:26+00:00"
-        },
-        {
-            "name": "sebastian/object-reflector",
-            "version": "1.1.1",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/sebastianbergmann/object-reflector.git",
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-                "reference": "773f97c67f28de00d397be301821b06708fca0be",
-                "shasum": ""
-            },
-            "require": {
-                "php": "^7.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "^6.0"
-            },
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.1-dev"
-                }
-            },
-            "autoload": {
-                "classmap": [
-                    "src/"
-                ]
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "BSD-3-Clause"
-            ],
-            "authors": [
-                {
-                    "name": "Sebastian Bergmann",
-                    "email": "sebastian@phpunit.de"
-                }
-            ],
-            "description": "Allows reflection of object attributes, including inherited and non-public ones",
-            "homepage": "https://github.com/sebastianbergmann/object-reflector/",
-            "time": "2017-03-29T09:07:27+00:00"
-        },
-        {
-            "name": "sebastian/recursion-context",
-            "version": "3.0.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/sebastianbergmann/recursion-context.git",
-                "reference": "5b0cd723502bac3b006cbf3dbf7a1e3fcefe4fa8"
-            },
-            "dist": {
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-                "url": "https://api.github.com/repos/sebastianbergmann/recursion-context/zipball/5b0cd723502bac3b006cbf3dbf7a1e3fcefe4fa8",
-                "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"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/resource-operations/zipball/ce990bb21759f94aeafd30209e8cfcdfa8bc3f52",
-                "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"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/version/zipball/99732be0ddb3361e16ad77b68ba41efc8e979019",
-                "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": "squizlabs/php_codesniffer",
-            "version": "3.2.3",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/squizlabs/PHP_CodeSniffer.git",
-                "reference": "4842476c434e375f9d3182ff7b89059583aa8b27"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/squizlabs/PHP_CodeSniffer/zipball/4842476c434e375f9d3182ff7b89059583aa8b27",
-                "reference": "4842476c434e375f9d3182ff7b89059583aa8b27",
-                "shasum": ""
-            },
-            "require": {
-                "ext-simplexml": "*",
-                "ext-tokenizer": "*",
-                "ext-xmlwriter": "*",
-                "php": ">=5.4.0"
-            },
-            "require-dev": {
-                "phpunit/phpunit": "^4.0 || ^5.0 || ^6.0 || ^7.0"
-            },
-            "bin": [
-                "bin/phpcs",
-                "bin/phpcbf"
-            ],
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "3.x-dev"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "BSD-3-Clause"
-            ],
-            "authors": [
-                {
-                    "name": "Greg Sherwood",
-                    "role": "lead"
-                }
-            ],
-            "description": "PHP_CodeSniffer tokenizes PHP, JavaScript and CSS files and detects violations of a defined set of coding standards.",
-            "homepage": "http://www.squizlabs.com/php-codesniffer",
-            "keywords": [
-                "phpcs",
-                "standards"
-            ],
-            "time": "2018-02-20T21:35:23+00:00"
-        },
-        {
-            "name": "theseer/tokenizer",
-            "version": "1.1.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/theseer/tokenizer.git",
-                "reference": "cb2f008f3f05af2893a87208fe6a6c4985483f8b"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/theseer/tokenizer/zipball/cb2f008f3f05af2893a87208fe6a6c4985483f8b",
-                "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": "1.3.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/webmozart/assert.git",
-                "reference": "0df1908962e7a3071564e857d86874dad1ef204a"
-            },
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-                "type": "zip",
-                "url": "https://api.github.com/repos/webmozart/assert/zipball/0df1908962e7a3071564e857d86874dad1ef204a",
-                "reference": "0df1908962e7a3071564e857d86874dad1ef204a",
-                "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": "2018-01-29T19:49:41+00:00"
-        }
-    ],
-    "aliases": [],
-    "minimum-stability": "stable",
-    "stability-flags": [],
-    "prefer-stable": false,
-    "prefer-lowest": false,
-    "platform": {
-        "php": "^5.5|^7.0"
-    },
-    "platform-dev": [],
-    "platform-overrides": {
-        "php": "7.2"
-    }
-}
diff --git a/src/Client.php b/src/Client.php
index 2402225..4c2ab1f 100644
--- a/src/Client.php
+++ b/src/Client.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * This file is part of graze/dog-statsd
  *
@@ -293,6 +294,23 @@ public function configure(array $options = [])
         return $this;
     }
 
+    /**
+     * @return array a list of all the configuration values
+     */
+    public function getConfig(): array
+    {
+        return [
+            'host' => $this->host,
+            'port' => $this->port,
+            'namespace' => $this->namespace,
+            'timeout' => $this->timeout,
+            'onError' => $this->onError,
+            'dataDog' => $this->dataDog,
+            'tags' => $this->tags,
+            'tagProcessors' => $this->tagProcessors
+        ];
+    }
+
     /**
      * @param callable $tagsProcessor
      *
diff --git a/src/Stream/StreamWriter.php b/src/Stream/StreamWriter.php
index b46756b..07e27d4 100644
--- a/src/Stream/StreamWriter.php
+++ b/src/Stream/StreamWriter.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * This file is part of graze/dog-statsd
  *
@@ -54,9 +55,9 @@ class StreamWriter implements WriterInterface
     /** @var string */
     private $instance;
     /** @var int */
-    private $numFails = 0;
+    public $numFails = 0;
     /** @var float */
-    private $waitTill = 0.0;
+    public $waitTill = 0.0;
 
     /**
      * @param string     $instance
@@ -81,7 +82,7 @@ public function __construct(
 
     public function __destruct()
     {
-        if ($this->socket) {
+        if ($this->socket && is_resource($this->socket)) {
             // the reason for this failing is that it is already closed, so ignore the result and not messing with
             // parent classes
             @fclose($this->socket);
@@ -99,6 +100,7 @@ public function write($message)
         if ($this->socket) {
             $totalLength = strlen($message);
             $retries = 1;
+            $response = 0;
             for ($written = 0; $written < $totalLength; $written += $response) {
                 $response = @fwrite($this->socket, substr($message, $written), static::MAX_SEND_LENGTH);
                 if ($response === false) {
@@ -108,6 +110,8 @@ public function write($message)
                     } else {
                         return false;
                     }
+                } else {
+                    $retries = 1;
                 }
             }
             return ($written === $totalLength);
@@ -120,7 +124,7 @@ public function write($message)
      */
     protected function ensureConnection()
     {
-        if ((!$this->socket) && ($this->canConnect())) {
+        if ((!$this->socket || !is_resource($this->socket)) && $this->canConnect()) {
             $this->socket = $this->connect();
         }
     }
diff --git a/tests/integration/Stream/StreamWriterTest.php b/tests/integration/Stream/StreamWriterTest.php
index ea40e0f..7593fd1 100644
--- a/tests/integration/Stream/StreamWriterTest.php
+++ b/tests/integration/Stream/StreamWriterTest.php
@@ -13,7 +13,7 @@ class StreamWriterTest extends TestCase
     /** @var resource */
     private $socket;
 
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
 
diff --git a/tests/src/TestCase.php b/tests/src/TestCase.php
index 71a820b..8c9cfc9 100644
--- a/tests/src/TestCase.php
+++ b/tests/src/TestCase.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * This file is part of graze/dog-statsd
  *
@@ -23,7 +24,7 @@ class TestCase extends PHPUnitTestCase
      */
     protected $client;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->client = new Client();
         $this->client->configure();
diff --git a/tests/unit/ConfigurationTest.php b/tests/unit/ConfigurationTest.php
index 0c751f3..e6f3658 100644
--- a/tests/unit/ConfigurationTest.php
+++ b/tests/unit/ConfigurationTest.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * This file is part of graze/dog-statsd
  *
@@ -13,6 +14,7 @@
 
 namespace Graze\DogStatsD\Test\Unit;
 
+use Graze\DogStatsD\Exception\ConfigurationException;
 use Graze\DogStatsD\Test\TestCase;
 
 class ConfigurationTest extends TestCase
@@ -25,34 +27,31 @@ public function testHost()
         $this->assertEquals('127.0.0.1', $this->client->getHost());
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: host is expected to be: 'string', was: 'integer'
-     */
     public function testHostInvalidTypeWillThrowAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: host is expected to be: 'string', was: 'integer'");
+
         $this->client->configure([
             'host' => 12434,
         ]);
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: Port is invalid or is out of range
-     */
     public function testLargePortWillThrowAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: Port is invalid or is out of range");
+
         $this->client->configure([
             'port' => 65536,
         ]);
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: Port is invalid or is out of range
-     */
     public function testStringPortWillThrowAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: Port is invalid or is out of range");
+
         $this->client->configure([
             'port' => 'not-integer',
         ]);
@@ -79,45 +78,41 @@ public function testValidPort()
         $this->assertEquals(1234, $this->client->getPort());
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: namespace is expected to be: 'string', was: 'integer'
-     */
     public function testInvalidNamespace()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: namespace is expected to be: 'string', was: 'integer'");
+
         $this->client->configure([
             'namespace' => 12345,
         ]);
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: dataDog is expected to be: 'boolean', was: 'string'
-     */
     public function testInvalidDataDogThrowAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: dataDog is expected to be: 'boolean', was: 'string'");
+
         $this->client->configure([
             'dataDog' => 'invalid',
         ]);
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: tags is expected to be: 'array', was: 'string'
-     */
     public function testInvalidTagsThrowsAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: tags is expected to be: 'array', was: 'string'");
+
         $this->client->configure([
             'tags' => 'tag,tag2',
         ]);
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: onError 'somethingelse' is not one of: [error,exception,ignore]
-     */
     public function testInvalidOnErrorThrowsAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: onError 'somethingelse' is not one of: [error,exception,ignore]");
+
         $this->client->configure([
             'onError' => 'somethingelse',
         ]);
@@ -126,16 +121,16 @@ public function testInvalidOnErrorThrowsAnException()
     public function testOnErrorConfiguration()
     {
         // exception is default
-        $this->assertAttributeEquals('exception', 'onError', $this->client);
+        $this->assertEquals('exception', $this->client->getConfig()['onError']);
 
         $this->client->configure(['onError' => 'error']);
-        $this->assertAttributeEquals('error', 'onError', $this->client);
+        $this->assertEquals('error', $this->client->getConfig()['onError']);
 
         $this->client->configure(['onError' => 'exception']);
-        $this->assertAttributeEquals('exception', 'onError', $this->client);
+        $this->assertEquals('exception', $this->client->getConfig()['onError']);
 
         $this->client->configure(['onError' => 'ignore']);
-        $this->assertAttributeEquals('ignore', 'onError', $this->client);
+        $this->assertEquals('ignore', $this->client->getConfig()['onError']);
     }
 
     public function testTagsProcessorAcceptsCallable()
@@ -146,15 +141,14 @@ public function testTagsProcessorAcceptsCallable()
         $this->client->configure([
             'tagProcessors' => [$processor],
         ]);
-        $this->assertAttributeEquals([$processor], 'tagProcessors', $this->client);
+        $this->assertEquals([$processor], $this->client->getConfig()['tagProcessors']);
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage supplied tag processor is not a callable
-     */
     public function testTagsProcessorDoesNotAcceptOtherThings()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("supplied tag processor is not a callable");
+
         $this->client->configure([
             'tagProcessors' => ['a string']
         ]);
diff --git a/tests/unit/ConnectionTest.php b/tests/unit/ConnectionTest.php
index c162e20..be6cf10 100644
--- a/tests/unit/ConnectionTest.php
+++ b/tests/unit/ConnectionTest.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * This file is part of graze/dog-statsd
  *
@@ -13,17 +14,18 @@
 
 namespace Graze\DogStatsD\Test\Unit;
 
+use Graze\DogStatsD\Exception\ConnectionException;
 use Graze\DogStatsD\Test\TestCase;
 
 class ConnectionTest extends TestCase
 {
     /**
      * Non-integer ports are not acceptable
-     *
-     * @expectedException \Graze\DogStatsD\Exception\ConnectionException
      */
     public function testInvalidHost()
     {
+        $this->expectException(ConnectionException::class);
+
         $this->client->configure([
             'host' => 'hostdoesnotexiststalleverlol.stupidtld',
         ]);
@@ -36,7 +38,7 @@ public function testTimeoutSettingIsUsedWhenCreatingSocketIfProvided()
             'host'    => 'localhost',
             'timeout' => 123.425,
         ]);
-        $this->assertAttributeSame(123.425, 'timeout', $this->client);
+        $this->assertSame(123.425, $this->client->getConfig()['timeout']);
     }
 
     public function testCanBeConfiguredToThrowErrors()
@@ -81,6 +83,6 @@ public function testCanBeConfiguredToNotThrowOnError()
 
     public function testTimeoutDefaultsToPhpIniDefaultSocketTimeout()
     {
-        $this->assertAttributeEquals(ini_get('default_socket_timeout'), 'timeout', $this->client);
+        $this->assertEquals(ini_get('default_socket_timeout'), $this->client->getConfig()['timeout']);
     }
 }
diff --git a/tests/unit/EnvConfigurationTest.php b/tests/unit/EnvConfigurationTest.php
index 8ba7b91..3bb9ce4 100644
--- a/tests/unit/EnvConfigurationTest.php
+++ b/tests/unit/EnvConfigurationTest.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * This file is part of graze/dog-statsd
  *
@@ -14,10 +15,11 @@
 namespace Graze\DogStatsD\Test\Unit;
 
 use Graze\DogStatsD\Test\TestCase;
+use Graze\DogStatsD\Exception\ConfigurationException;
 
 class EnvConfigurationTest extends TestCase
 {
-    public function tearDown()
+    public function tearDown(): void
     {
         putenv('DD_AGENT_HOST=');
         putenv('DD_DOGSTATSD_PORT=');
@@ -40,22 +42,20 @@ public function testPort()
         $this->assertEquals(12434, $this->client->getPort());
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: Port is invalid or is out of range
-     */
     public function testLargePortWillThrowAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: Port is invalid or is out of range");
+
         putenv('DD_DOGSTATSD_PORT=65536');
         $this->client->configure();
     }
 
-    /**
-     * @expectedException \Graze\DogStatsD\Exception\ConfigurationException
-     * @expectedExceptionMessage Option: Port is invalid or is out of range
-     */
     public function testStringPortWillThrowAnException()
     {
+        $this->expectException(ConfigurationException::class);
+        $this->expectExceptionMessage("Option: Port is invalid or is out of range");
+
         putenv('DD_DOGSTATSD_PORT=not-integer');
         $this->client->configure();
     }
diff --git a/tests/unit/EventTest.php b/tests/unit/EventTest.php
index d05f0aa..2592988 100644
--- a/tests/unit/EventTest.php
+++ b/tests/unit/EventTest.php
@@ -1,4 +1,5 @@
 <?php
+
 /**
  * This file is part of graze/dog-statsd
  *
diff --git a/tests/unit/Stream/StreamWriterTest.php b/tests/unit/Stream/StreamWriterTest.php
index e5b66d8..8f71bad 100644
--- a/tests/unit/Stream/StreamWriterTest.php
+++ b/tests/unit/Stream/StreamWriterTest.php
@@ -55,7 +55,8 @@ public function testSendFailureWillReconnect()
 
         $this->assertTrue($writer->write('reconnect'));
 
-        $this->assertAttributeInternalType('resource', 'socket', $writer);
+        $socket = $reflector->getValue($writer);
+        $this->assertTrue(is_resource($socket));
     }
 
     public function testWhenItWillRetryIsExponential()
@@ -75,17 +76,12 @@ public function testWhenItWillRetryIsExponential()
         $connect->invoke($writer);
         $connect->invoke($writer);
 
-        $this->assertAttributeGreaterThan(microtime(true) + 2, 'waitTill', $writer);
-        $this->assertAttributeEquals(7, 'numFails', $writer);
+        $this->assertGreaterThan(microtime(true) + 2, $writer->waitTill);
+        $this->assertEquals(7, $writer->numFails);
 
         $writer->write('test');
 
-        $this->assertAttributeEquals(
-            7,
-            'numFails',
-            $writer,
-            'attempting to write with a back-off should not try and connect'
-        );
+        $this->assertEquals(7, $writer->numFails, 'attempting to write with a back-off should not try and connect');
     }
 
     public function testLongMessage()