Fix integration test for is_array(). (#247)

metafix/src/test/resources/org/metafacture/metafix/integration/conditional/fromXml/toJson/ifIsArraySimple/expected.json

@@ -1,7 +1,8 @@
 {
-  "elementA" : "Test"
+  "123" : "Test"
 }
 {
-  "elementA" : [ "Test", "Another Test" ],
-  "elementB" : "Hello"
+  "123" : "Test",
+  "123" : "Another Test",
+  "test" : "Hello"
 }

metafix/src/test/resources/org/metafacture/metafix/integration/conditional/fromXml/toJson/ifIsArraySimple/input.xml

@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <collection xmlns="http://www.loc.gov/MARC21/slim">
     <record>
-        <elementA>Test</elementA>
+        <controlfield tag="123">Test</controlfield>
     </record>
     <record>
-        <elementA>Test</elementA>
-        <elementA>Another Test</elementA>
+        <controlfield tag="123">Test</controlfield>
+        <controlfield tag="123">Another Test</controlfield>
     </record>
 </collection>

metafix/src/test/resources/org/metafacture/metafix/integration/conditional/fromXml/toJson/ifIsArraySimple/test.fix

@@ -1,3 +1,3 @@
-if is_array("elementA")
-  add_field("elementB", "Hello")
+if is_array("123")
+  add_field("test", "Hello")
 end