diff --git a/.github/workflows/unit.yaml b/.github/workflows/unit.yaml
new file mode 100644
index 0000000..f0d3cd1
--- /dev/null
+++ b/.github/workflows/unit.yaml
@@ -0,0 +1,31 @@
+name: Unit Test
+
+on:
+  push:
+    branches:
+    - main
+    paths-ignore:
+    - "docs/**"
+    - README.md
+  pull_request:
+    branches:
+    - main
+    paths-ignore:
+    - "docs/**"
+    - README.md
+
+jobs:
+  install-test:
+    strategy:
+      matrix:
+        php_version:
+          - 7.4
+          - 8.1
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: ./unit-test
+      with:
+        source_folder: _test/demo-package
+        php_version: ${{ matrix.php_version }}
+        composer_auth: ${{ secrets.COMPOSER_AUTH }}
\ No newline at end of file
diff --git a/_test/demo-package/composer.json b/_test/demo-package/composer.json
index dc7a117..da35917 100644
--- a/_test/demo-package/composer.json
+++ b/_test/demo-package/composer.json
@@ -9,6 +9,9 @@
             "email": "damienwebdev@gmail.com"
         }
     ],
+    "scripts": {
+        "test": "./vendor/bin/phpunit Test/Unit"
+    },
     "archive": {
         "exclude": [
             "/docs",
@@ -37,5 +40,8 @@
     "config": {
         "preferred-install": "dist",
         "sort-packages": true
+    },
+    "require-dev": {
+        "phpunit/phpunit": "^9.5"
     }
 }
diff --git a/_test/demo-package/phpunit.xml b/_test/demo-package/phpunit.xml
new file mode 100644
index 0000000..5f070d9
--- /dev/null
+++ b/_test/demo-package/phpunit.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
+         colors="true"
+         columns="max"
+         beStrictAboutTestsThatDoNotTestAnything="false">
+    <php>
+        <ini name="memory_limit" value="-1"/>
+        <ini name="date.timezone" value="America/Los_Angeles"/>
+        <ini name="xdebug.max_nesting_level" value="200"/>
+    </php>
+</phpunit>
\ No newline at end of file
diff --git a/unit-test/action.yml b/unit-test/action.yml
new file mode 100644
index 0000000..26955aa
--- /dev/null
+++ b/unit-test/action.yml
@@ -0,0 +1,63 @@
+name: "Unit Test"
+author: "Graycore"
+description: "A Github Action that runs the Unit Tests of a Magento Package"
+inputs:
+  php_version: 
+    required: true
+    default: "8.1"
+    description: "PHP Version to use"
+
+  source_folder:
+    required: true
+    default: .
+    description: "The source folder of the package"
+
+  test_command:
+    required: true
+    default: composer run test
+    description: "The test command"
+
+  composer_auth:
+    required: true
+    description: "Composer Authentication Credentials"
+
+runs:
+  using: "composite"
+  steps: 
+    - name: Set PHP Version
+      uses: shivammathur/setup-php@v2
+      with:
+        php-version: ${{ inputs.php_version }}
+
+    - name: Get Composer Cache Directory
+      shell: bash
+      working-directory:  ${{ inputs.source_folder }}
+      id: composer-cache
+      run: |
+        echo "::set-output name=dir::$(composer config cache-files-dir)"
+
+    - name: "Cache Composer Packages"
+      uses: actions/cache@v3
+      with:
+        key: 'composer | v3 | "$(Agent.OS)"  | composer.lock | ${{ inputs.php_version }}' 
+        path: ${{ steps.composer-cache.outputs.dir }}
+
+    - run: composer install
+      name: Require and attempt install
+      working-directory:  ${{ inputs.source_folder }}
+      shell: bash
+      env:
+        COMPOSER_CACHE_DIR: ${{ steps.composer-cache.outputs.dir }}
+        COMPOSER_AUTH: ${{ inputs.composer_auth }}
+
+    - run: ${{ inputs.test_command }}
+      name: Run Unit Tests
+      working-directory:  ${{ inputs.source_folder }}
+      shell: bash
+      env:
+        COMPOSER_CACHE_DIR: ${{ steps.composer-cache.outputs.dir }}
+        COMPOSER_AUTH: ${{ inputs.composer_auth }}
+
+branding:
+  icon: "code"
+  color: "green"