fix tests, setting explicit versions for symfony that have the least amount of bugs

Author: cebe

.github/workflows/php.yml

@@ -15,7 +15,8 @@ jobs:
 # os: [ubuntu-latest, macos-latest, windows-latest]
  os: [ubuntu-latest]
  php: ['7.1', '7.2', '7.3', '7.4', '8.0']
- yaml: ['^5.0', '^4.3', '^3.4']
+ # max 4.4.16, see https://github.com/symfony/symfony/issues/39521
+ yaml: ['^5.0', '4.4.16', '^3.4']
  exclude:
  # Symfony YAML does not run on PHP 7.1
  - php: '7.1'

composer.json

@@ -91,7 +91,7 @@
 "source": {
 "url": "https://github.com/Nexmo/api-specification",
 "type": "git",
-"reference": "master"
+"reference": "voice-2.0.0"
 }
 }
 }

tests/spec/ReferenceTest.php

@@ -433,12 +433,12 @@ public function testTransitiveReferenceOverTwoFiles()
  /pet:
  get:
  responses:
- 200:
+ '200':
  description: 'return a pet'
  /cat:
  get:
  responses:
- 200:
+ '200':
  description: 'return a cat'
 
 YAML
@@ -461,7 +461,7 @@ public function testResolveRelativePathInline()
  /pet:
  get:
  responses:
- 200:
+ '200':
  description: 'return a pet'
 components:
  schemas:
@@ -507,7 +507,7 @@ public function testResolveRelativePathAll()
  /pet:
  get:
  responses:
- 200:
+ '200':
  description: 'return a pet'
 components:
  schemas: