Upgraded to PHPUnit 8 (and dropped support for outdated php versions)

.gitignore

@@ -4,4 +4,5 @@
 !/bin/openapi
 /openapi.json
 /openapi.yaml
-/docs/.vuepress/dist
+/docs/.vuepress/dist
+.phpunit.result.cache

.travis.yml

@@ -1,9 +1,8 @@
 language: php
 
 php:
-  - 7.0
-  - 7.1
   - 7.2
+  - 7.3
 
 sudo: false
 
@@ -12,9 +11,8 @@ env:
     - PHPUNIT=1
 
 matrix:
-
   include:
-    - php: 7.2
+    - php: 7.3
       env: PHPCS=1 PHPUNIT=0
 
 before_script:

composer.json

@@ -29,7 +29,7 @@
     "bin-dir": "bin"
   },
   "require": {
-    "php": ">=7.0",
+    "php": ">=7.2",
     "doctrine/annotations": "*",
     "symfony/finder": ">=2.2",
     "symfony/yaml": ">=3.3"
@@ -45,7 +45,7 @@
   "require-dev": {
     "zendframework/zend-form": "<2.8",
     "squizlabs/php_codesniffer": ">=3.3",
-    "phpunit/phpunit": ">=6.3"
+    "phpunit/phpunit": ">=8"
   },
   "autoload-dev": {
     "psr-4": {

tests/AnalyserTest.php

@@ -11,7 +11,7 @@ class AnalyserTest extends OpenApiTestCase
     public function testParseContents()
     {
         $annotations = $this->parseComment('@OA\Parameter(description="This is my parameter")');
-        $this->assertInternalType('array', $annotations);
+        $this->assertIsArray($annotations);
         $parameter = $annotations[0];
         $this->assertInstanceOf('OpenApi\Annotations\Parameter', $parameter);
         $this->assertSame('This is my parameter', $parameter->description);

tests/CommandlineInterfaceTest.php

@@ -8,7 +8,7 @@
 
 class CommandlineInterfaceTest extends OpenApiTestCase
 {
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
     }

tests/ItemsTest.php

@@ -39,7 +39,7 @@ public function testRefDefinitionInProperty()
         $analysis->process();
         $this->assertCount(2, $analysis->openapi->components->schemas);
         $this->assertEquals('UsingVar', $analysis->openapi->components->schemas[0]->schema);
-        $this->assertInternalType('array', $analysis->openapi->components->schemas[0]->properties);
+        $this->assertIsArray($analysis->openapi->components->schemas[0]->properties);
         $this->assertCount(2, $analysis->openapi->components->schemas[0]->properties);
         $this->assertEquals('name', $analysis->openapi->components->schemas[0]->properties[0]->property);
         $this->assertEquals('createdAt', $analysis->openapi->components->schemas[0]->properties[1]->property);

tests/OpenApiTestCase.php

@@ -87,7 +87,7 @@ public function assertOpenApiLogEntryStartsWith($entryPrefix, $message = '')
         };
     }
 
-    protected function setUp()
+    protected function setUp(): void
     {
         $this->expectedLogMessages = [];
         $this->originalLogger = Logger::getInstance()->log;
@@ -110,7 +110,7 @@ protected function setUp()
         parent::setUp();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         $this->assertCount($this->countExceptions, $this->expectedLogMessages, count($this->expectedLogMessages).' OpenApi\Logger messages were not triggered');
         Logger::getInstance()->log = $this->originalLogger;

tests/SerializerTest.php

@@ -180,9 +180,9 @@ public function testDeserializeAllOfProperty()
         foreach ($annotation->components->schemas as $schemaObject) {
             $this->assertObjectHasAttribute('allOf', $schemaObject);
             $this->assertNotSame($schemaObject->allOf, UNDEFINED);
-            $this->assertInternalType('array', $schemaObject->allOf);
+            $this->assertIsArray($schemaObject->allOf);
             $allOfItem = current($schemaObject->allOf);
-            $this->assertInternalType('object', $allOfItem);
+            $this->assertIsObject($allOfItem);
             $this->assertInstanceOf(Annotations\Schema::class, $allOfItem);
             $this->assertObjectHasAttribute('ref', $allOfItem);
             $this->assertNotSame($allOfItem->ref, UNDEFINED);