#450 Fix YAML export of enum values

- Move writing logic to PropertyType
- Remove unused double property type
- Add sample enum property type to tests

src/test/resources/config-difficult-values.yml

@@ -5,7 +5,7 @@ test:
     systemName: 'A ''test'' name'
 sample:
     ratio:
-        limit: -41.8
+        order: Fourth
         fields:
             - Australia\
             - '	Burundi'''
@@ -23,7 +23,7 @@ features:
             - |
                 gray
                 with new lines
-        # dustLevel: 0.81 <-- missing property triggering rewrite
+        # dustLevel: 8 <-- missing property triggering rewrite
     cool:
         enabled: yes
         options: []

src/test/resources/config-incomplete-sample.yml

@@ -6,7 +6,7 @@ test:
 #    systemName: 'Custom sys name'
 sample:
     ratio:
-#        limit: 3.0
+#        order: 'THIRD'
         fields:
             - 'Australia'
             - 'Burundi'
@@ -18,7 +18,7 @@ features:
 #        colors:
 #            - 'beige'
 #            - 'gray'
-#        dustLevel: 0.81
+#        dustLevel: 1
     cool:
 #        enabled: true
         options:

src/test/resources/config-sample-values.yml

@@ -6,7 +6,7 @@ test:
     systemName: 'Custom sys name'
 sample:
     ratio:
-        limit: -4.1
+        order: 'first'
         fields:
             - 'Australia'
             - 'Burundi'
@@ -18,7 +18,7 @@ features:
         colors:
             - 'beige'
             - 'gray'
-        dustLevel: 0.81
+        dustLevel: 2
     cool:
         enabled: true
         options: