Allow jms serializer v3 (#4)

* Allow jms serializer v3

* make explicit exclusion policy

* add prefer-lowest tests

.travis.yml

@@ -16,6 +16,8 @@ env:
 matrix:
   fast_finish: true
   include:
+    - php: '7.2'
+      env: TARGET=unit COMPOSER_FLAGS='--prefer-lowest'
     - php: '7.2'
       env: TARGET=e2e
     - php: '7.2'
@@ -47,7 +49,7 @@ before_install:
     fi
 
 install:
-  - composer install
+  - composer update ${COMPOSER_FLAGS}
 
 script:
   - make ${TARGET}

composer.json

@@ -21,7 +21,7 @@
     ],
     "require": {
         "php": "^7.2",
-        "jms/serializer": "^2.1",
+        "jms/serializer": "^2.1 || ^3.0",
         "symfony/messenger": "^4.2"
     },
     "require-dev": {

src/Resources/config/serializer/JMS.Serializer.Context.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <serializer>
-    <class name="JMS\Serializer\Context">
+    <class name="JMS\Serializer\Context" exclusion-policy="ALL">
         <property name="attributes" type="array" expose="true"/>
         <property name="initialized" type="boolean" expose="true"/>
         <property name="format" type="string" expose="true"/>

src/Resources/config/serializer/JMS.Serializer.DeserializationContext.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <serializer>
-    <class name="JMS\Serializer\DeserializationContext">
+    <class name="JMS\Serializer\DeserializationContext" exclusion-policy="ALL">
         <property name="depth" type="integer" expose="true"/>
     </class>
 </serializer>

src/Resources/config/serializer/JMS.Serializer.SerializationContext.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <serializer>
-    <class name="JMS\Serializer\SerializationContext">
+    <class name="JMS\Serializer\SerializationContext" exclusion-policy="ALL">
         <property name="serializeNull" type="boolean" expose="true"/>
     </class>
 </serializer>

src/Resources/config/serializer/KunicMarko.JMSMessengerAdapter.Stamp.DeserializationContextStamp.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <serializer>
-    <class name="KunicMarko\JMSMessengerAdapter\Stamp\DeserializationContextStamp">
+    <class name="KunicMarko\JMSMessengerAdapter\Stamp\DeserializationContextStamp" exclusion-policy="ALL">
         <property name="context" type="JMS\Serializer\DeserializationContext" expose="true" />
     </class>
 </serializer>

src/Resources/config/serializer/KunicMarko.JMSMessengerAdapter.Stamp.SerializationContextStamp.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <serializer>
-    <class name="KunicMarko\JMSMessengerAdapter\Stamp\SerializationContextStamp">
+    <class name="KunicMarko\JMSMessengerAdapter\Stamp\SerializationContextStamp" exclusion-policy="ALL">
         <property name="context" type="JMS\Serializer\SerializationContext" expose="true" />
     </class>
 </serializer>

src/Resources/config/serializer/Symfony.Component.Messenger.Stamp.ValidationStamp.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <serializer>
-    <class name="Symfony\Component\Messenger\Stamp\ValidationStamp">
+    <class name="Symfony\Component\Messenger\Stamp\ValidationStamp" exclusion-policy="ALL">
         <property name="groups" type="array" expose="true" />
     </class>
 </serializer>