Global improvements

.github/workflows/code_checks.yaml

@@ -0,0 +1,36 @@
+name: Code_Checks
+on: [push, pull_request]
+
+jobs:
+    tests:
+        runs-on: ubuntu-latest
+        strategy:
+            matrix:
+                php: ['7.1', '7.2', '7.3', '7.4']
+
+        name: PHP ${{ matrix.php }} tests
+        steps:
+            -   uses: actions/checkout@v2
+
+            # see https://github.com/shivammathur/setup-php
+            -   uses: shivammathur/setup-php@v1
+                with:
+                    php-version: ${{ matrix.php }}
+                    coverage: none
+
+            -   run: composer install --no-progress
+            -   run: vendor/bin/phpunit
+
+    test_lowest_dependencies:
+        runs-on: ubuntu-latest
+        steps:
+            -   uses: actions/checkout@v2
+
+            # see https://github.com/shivammathur/setup-php
+            -   uses: shivammathur/setup-php@v1
+                with:
+                    php-version: 7.1
+                    coverage: none
+
+            -   run: composer update --no-progress --prefer-lowest
+            -   run: vendor/bin/phpunit

composer.json

@@ -14,13 +14,14 @@
     "email": "[email protected]"
   }],
   "require": {
-    "php": ">=5.3.2",
-    "symfony/http-foundation": "~2.0|~3.0|~4.0"
+    "php": ">=7.1.3",
+    "symfony/http-foundation": "~4.0|~5.0"
   },
   "require-dev": {
-    "sami/sami": "^3.3",
     "ext-curl": "*",
-    "phpunit/phpunit": "^4.8|^5.5|^6.5|^7.0"
+    "phpunit/phpunit": "^5.5|^6.5|^7.0",
+    "sami/sami": "^4.1",
+    "symfony/process": "~4.0|~5.0"
   },
   "autoload": {
     "psr-4": {

phpunit.xml.dist

@@ -8,7 +8,6 @@
          convertWarningsToExceptions="true"
          processIsolation="false"
          stopOnFailure="false"
-         syntaxCheck="true"
          verbose="false"
          bootstrap="bootstrap.php"
 >

sami_configuration.php

@@ -3,7 +3,6 @@
 include 'vendor/autoload.php';
 
 use Sami\Sami;
-use Sami\Version\GitVersionCollection;
 use Symfony\Component\Finder\Finder;
 
 $iterator = Finder::create()
@@ -14,7 +13,6 @@
 
 return new Sami($iterator, array(
     'title'                => 'PHP-dataURI API',
-    'theme'                => 'enhanced',
     'build_dir'            => __DIR__.'/docs/source/API/API',
     'cache_dir'            => __DIR__.'/docs/source/API/API/cache',
     'default_opened_level' => 2,

tests/DataTest.php

@@ -24,6 +24,7 @@
 use DataURI\Data;
 use DataURI\Exception\TooLongDataException;
 use PHPUnit\Framework\TestCase;
+use Symfony\Component\Process\Process;
 
 /**
  *
@@ -33,6 +34,26 @@
  */
 class DataTest extends TestCase
 {
+    /**
+     * @var string
+     */
+    private const LOCALHOST = 'localhost:8000';
+
+    /** @var Process */
+    private static $process;
+
+    public static function setUpBeforeClass()
+    {
+        self::$process = new Process(sprintf('exec php -S %s -t %s', static::LOCALHOST, __DIR__));
+        self::$process->start();
+
+        usleep(100000); //wait for server to get going
+    }
+
+    public static function tearDownAfterClass()
+    {
+        self::$process->stop();
+    }
 
     public function testTooLongException()
     {
@@ -129,13 +150,17 @@ public function testBuildFromFile()
      */
     public function testBuildFromUrlShouldThrowFileNotFoundException()
     {
-        $url = 'http://via.placeholder.com/x150.png';
+        $this->skipIfLocalWebServerDown();
+
+        $url = sprintf('http://%s/unknown.png', static::LOCALHOST);
         Data::buildFromUrl($url);
     }
 
     public function testBuildFromUrl()
     {
-        $url = 'http://via.placeholder.com/350x150.png';
+        $this->skipIfLocalWebServerDown();
+
+        $url = sprintf('http://%s/smile.png', static::LOCALHOST);
         $dataURI = Data::buildFromUrl($url);
         $this->assertInstanceOf('DataURI\Data', $dataURI);
         $this->assertEquals('image/png', $dataURI->getMimeType());
@@ -185,4 +210,21 @@ private function createEmptyFile($filename)
         fwrite($handle, '');
         fclose($handle);
     }
+
+    private function skipIfLocalWebServerDown()
+    {
+        $url = sprintf('http://%s/', static::LOCALHOST);
+        $ch = curl_init($url);
+        curl_setopt($ch, CURLOPT_HEADER, true);
+        curl_setopt($ch, CURLOPT_NOBODY, true);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER,1);
+        curl_setopt($ch, CURLOPT_TIMEOUT,10);
+        curl_exec($ch);
+        $httpcode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+        curl_close($ch);
+
+        if (0 === $httpcode) {
+            $this->markTestSkipped('The local web server is (still) down.');
+        }
+    }
 }