Prepare release 4.0, fix PHP 8 tests and CHANGELOG

Author: damienalexandre

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+## 4.0.0 (2020-12-28)
+
 * **Breaking** Specification update to latest Slack official version - see slackapi/slack-api-specs#44
   * added methods:
     * `/admin.conversations.*`
@@ -19,7 +21,9 @@
 * ease up the patching process:
   * in the patched json file, sort endpoint query parameters by their `name` attributes, to keep a consistent order
   * auto-merge `objs_user` and `objs_conversation` polymorphic properties in order to keep the patch hunks as small as possible
-* Upgrade to JanePHP version 6.2
+* Upgrade to JanePHP version 6.3
+* Add support for PHP 8
+* **Specification override** Fix some `ts` from float to string
 
 ## 3.0.2 (2020-10-20)
 

composer.json

@@ -8,6 +8,10 @@
         {
             "name": "Loïck Piera",
             "email": "pyrech@gmail.com"
+        },
+        {
+            "name": "JoliCode",
+            "email": "coucou@jolicode.com"
         }
     ],
     "autoload": {

tests/WritingTest.php

@@ -36,7 +36,7 @@ public function testItCanPostAttachment()
         ]);
 
         self::assertInstanceOf(ChatPostMessagePostResponse200::class, $response);
-        self::assertContains($response->getMessage()->getAttachments()[0]->getImageUrl(), 'https://jolicode.com/images/valeurs_huma.png');
+        self::assertStringContainsString($response->getMessage()->getAttachments()[0]->getImageUrl(), 'https://jolicode.com/images/valeurs_huma.png');
     }
 
     public function testItCanPostMessageWithBlock()