add all php versions on travis testing

.travis.yml

@@ -2,6 +2,10 @@ language: php
 
 php:
   - 7.0
+  - 7.1
+  - 7.2
+  - 7.3
+  - 7.4
 
 cache:
   directories:

src/Client/Console.php

@@ -1,11 +1,5 @@
 <?php
 declare(strict_types=1);
-/**
- * Created by PhpStorm.
- * User: nassim.kirouane
- * Date: 11/18/18
- * Time: 3:41 PM
- */
 
 namespace Imposter\Client;
 
@@ -38,6 +32,10 @@ public function startImposter()
         if ($this->configPath) {
             $command .= " -c $this->configPath";
         }
-        pclose(popen("$command &", 'r'));
+        $handler = popen("$command &", 'r');
+
+        // Since php 7.4, the speed of php is so fast that there is a race condition without this waiting time
+        \usleep(1000000);
+        pclose($handler);
     }
 }

src/Server/Server.php

@@ -12,7 +12,7 @@
  */
 class Server
 {
-    const PORT     = 2424;
+    const PORT = 2424;
 
     /**
      * @var Container

test/api/ConfigTest.php

@@ -30,7 +30,7 @@ public function logPath()
             ->returnBody('{"response" :"okay"}')
             ->send();
 
-        $client   = new \GuzzleHttp\Client();
+        $client = new \GuzzleHttp\Client();
         try {
 
             $client->post('http://localhost:8081/users/2')->getBody()->getContents();

test/unit/Client/HttpTest.php

@@ -8,7 +8,6 @@
 
 namespace Imposter\Client;
 
-
 use Imposter\Common\Model\Mock;
 use Imposter\Common\Model\MockAbstract;
 use PHPUnit\Framework\TestCase;
@@ -37,7 +36,8 @@ public function insertMockWithExceptions($code, $content, $withException)
             self::expectException(\Exception::class);
         }
 
-        $mock = \Mockery::mock(MockAbstract::class);
+        $mock = new MockAsset(8081);
+
         $response = \Mockery::mock(\Psr\Http\Message\ResponseInterface::class);
         $response->shouldReceive('getBody->getContents')->andReturn($content);
         $response->shouldReceive('getStatusCode')->andReturn($code);
@@ -46,7 +46,7 @@ public function insertMockWithExceptions($code, $content, $withException)
         $client->shouldReceive('post')->andReturn($response);
         $http = new Http($client, \Mockery::mock(Console::class));
 
-        $returnedMock =$http->insert($mock);
+        $returnedMock = $http->insert($mock);
         self::assertInstanceOf(MockAbstract::class, $returnedMock);
     }
 
@@ -226,4 +226,12 @@ public function tearDown()
         $this->addToAssertionCount(\Mockery::getContainer()->mockery_getExpectationCount());
         \Mockery::close();
     }
+}
+
+class MockAsset extends MockAbstract
+{
+    public function toString(): string
+    {
+        return 'asset';
+    }
 }