chore: remove travis, add github actions

.github/actions/entrypoint.sh

@@ -0,0 +1,18 @@
+#!/bin/sh -l
+
+apt-get update && \
+apt-get install -y --no-install-recommends \
+    git \
+    zip \
+    curl \
+    unzip \
+    wget
+
+curl --silent --show-error https://getcomposer.org/installer | php
+php composer.phar self-update
+
+echo "---Installing dependencies ---"
+php composer.phar update
+
+echo "---Running unit tests ---"
+vendor/bin/phpunit

.github/workflows/tests.yml

@@ -0,0 +1,66 @@
+name: Test Suite
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        php: [ "5.6", "7.0", "7.1", "7.2", "7.3", "7.4", "8.0" ]
+    name: PHP ${{matrix.php }} Unit Test
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+      - name: Install Dependencies
+        uses: nick-invision/retry@v1
+        with:
+          timeout_minutes: 10
+          max_attempts: 3
+          command: composer install
+      - name: Run Script
+        run: vendor/bin/phpunit
+
+  # use dockerfiles for old versions of php (setup-php times out for those).
+  test_php55:
+    name: "PHP 5.5 Unit Test"
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Run Unit Tests
+      uses: docker://php:5.5-cli
+      with:
+        entrypoint: ./.github/actions/entrypoint.sh
+
+  test_php54:
+    name: "PHP 5.4 Unit Test"
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v2
+    - name: Run Unit Tests
+      uses: docker://php:5.4-cli
+      with:
+        entrypoint: ./.github/actions/entrypoint.sh
+
+  style:
+    runs-on: ubuntu-latest
+    name: PHP Style Check
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: "7.0"
+      - name: Run Script
+        run: |
+          composer require friendsofphp/php-cs-fixer
+          vendor/bin/php-cs-fixer fix --diff --dry-run .
+          vendor/bin/php-cs-fixer fix --rules=native_function_invocation --allow-risky=yes --diff src

phpunit.xml.dist

@@ -8,7 +8,6 @@
          convertWarningsToExceptions="true"
          processIsolation="false"
          stopOnFailure="false"
-         syntaxCheck="false"
          bootstrap="tests/bootstrap.php"
 >
     <testsuites>

src/BeforeValidException.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 class BeforeValidException extends \UnexpectedValueException

src/ExpiredException.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 class ExpiredException extends \UnexpectedValueException

src/SignatureInvalidException.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 class SignatureInvalidException extends \UnexpectedValueException

tests/JWKTest.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 use PHPUnit\Framework\TestCase;

tests/JWTTest.php

@@ -1,4 +1,5 @@
 <?php
+
 namespace Firebase\JWT;
 
 use ArrayObject;