version 2 refactoring

.travis.yml

@@ -1,9 +1,10 @@
 language: php
 
 php:
-  - 5.6
-  - 7.0
-  - 7.1
+  - 7.2
+  - 7.3
+  - 7.4
+  - 8.0
 
 before_script:
   - travis_retry composer self-update

composer.json

@@ -18,11 +18,11 @@
     "amazon"
   ],
   "require": {
-    "php": "^5.6 || ^7.0 || ^7.1",
+    "php": ">=7.2",
     "league/oauth2-client": "^2.0"
   },
   "require-dev": {
-    "phpunit/phpunit": "^5.7 || ^6.0 || ^7.0"
+    "phpunit/phpunit": "8.* || 9.*"
   },
   "autoload": {
     "psr-4": {
@@ -31,7 +31,7 @@
   },
   "autoload-dev": {
     "psr-4": {
-      "Luchianenco\\OAuth2\\Client\\Test\\": "tests/src/"
+      "Luchianenco\\OAuth2\\Client\\Test\\": "tests/"
     }
   }
 }

phpunit.xml

@@ -1,27 +1,31 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit backupGlobals="false"
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.5/phpunit.xsd"
+         backupGlobals="false"
          backupStaticAttributes="false"
          bootstrap="vendor/autoload.php"
          colors="true"
          convertErrorsToExceptions="true"
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"
          processIsolation="false"
-         stopOnFailure="false"
-         syntaxCheck="false"
->
-    <testsuites>./vendor/bin/phpunit
-        <testsuite name="Test Suite">
-            <directory suffix=".php">./tests/</directory>
+         stopOnFailure="false">
+
+    <coverage includeUncoveredFiles="true"
+              processUncoveredFiles="true"
+              ignoreDeprecatedCodeUnits="true"
+              disableCodeCoverageIgnore="true">
+        <include>
+            <directory suffix=".php">./src</directory>
+        </include>
+
+        <exclude>
+            <directory suffix=".php">./vendor</directory>
+        </exclude>
+    </coverage>
+    <testsuites>
+        <testsuite name="unit">
+            <directory>./tests</directory>
         </testsuite>
     </testsuites>
-    <filter>
-        <whitelist>
-            <directory suffix=".php">./</directory>
-            <exclude>
-                <directory suffix=".php">./vendor</directory>
-                <directory suffix=".php">./tests</directory>
-            </exclude>
-        </whitelist>
-    </filter>
 </phpunit>

tests/Provider/AmazonTest.php

@@ -5,7 +5,7 @@
 use Luchianenco\OAuth2\Client\Provider\Amazon;
 use PHPUnit\Framework\TestCase;
 
-class AmazonTest extends TestCase
+final class AmazonTest extends TestCase
 {
     const CLIENT_ID = '0000000001';
     const CLIENT_SECRET = 'XXXXXXXXX';
@@ -14,7 +14,7 @@ class AmazonTest extends TestCase
     /** @var Amazon */
     protected $provider;
 
-    public function setUp()
+    public function setUp(): void
     {
         $this->provider = new Amazon([
             'clientId' => self::CLIENT_ID,
@@ -23,7 +23,8 @@ public function setUp()
         ]);
     }
 
-    public function testBaseAuthorizationUrl()
+    /** @test */
+    public function testBaseAuthorizationUrl(): void
     {
         $url = $this->provider->getBaseAuthorizationUrl();
         $resource = parse_url($url);
@@ -32,7 +33,8 @@ public function testBaseAuthorizationUrl()
         $this->assertEquals('/ap/oa', $resource['path']);
     }
 
-    public function testAuthorizationUrl()
+    /** @test */
+    public function testAuthorizationUrl(): void
     {
         $url = $this->provider->getAuthorizationUrl();
         $resource = parse_url($url);
@@ -56,7 +58,8 @@ public function testAuthorizationUrl()
         $this->assertArrayHasKey('approval_prompt', $urlQuery);
     }
 
-    public function testBaseAccessTokenUrl()
+    /** @test */
+    public function testBaseAccessTokenUrl(): void
     {
         $params = [];
         $url = $this->provider->getBaseAccessTokenUrl($params);