Adding failing test for #163

yaml/src/test/java/com/fasterxml/jackson/dataformat/yaml/MultipleRootValuesTest.java → yaml/src/test/java/com/fasterxml/jackson/dataformat/yaml/MultipleDocumentsReadTest.java

@@ -7,9 +7,9 @@
 
 import com.fasterxml.jackson.databind.MappingIterator;
 
-public class MultipleRootValuesTest extends ModuleTestBase
+public class MultipleDocumentsReadTest extends ModuleTestBase
 {
-    private final YAMLMapper MAPPER = new YAMLMapper();
+    private final YAMLMapper MAPPER = newObjectMapper();
 
     private final YAMLFactory YAML_F = MAPPER.getFactory();
 

yaml/src/test/java/com/fasterxml/jackson/dataformat/yaml/failing/CollectionReadTest.java

@@ -4,7 +4,6 @@
 
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.dataformat.yaml.ModuleTestBase;
-import com.fasterxml.jackson.dataformat.yaml.YAMLFactory;
 
 // for [dataformat-yaml#26]: not sure if it's an actual bug, but adding for now.
 public class CollectionReadTest extends ModuleTestBase
@@ -15,7 +14,7 @@ static class SetBean {
 
     public void testSet26() throws Exception
     {
-        ObjectMapper mapper = new ObjectMapper(new YAMLFactory());
+        ObjectMapper mapper = newObjectMapper();
         final String YAML = "---\n"
                 +"sets: !!set\n"
                 +"    ? a\n"

yaml/src/test/java/com/fasterxml/jackson/dataformat/yaml/failing/MultipleDocumentsWriteTest.java

@@ -0,0 +1,50 @@
+package com.fasterxml.jackson.dataformat.yaml.failing;
+
+import java.io.StringWriter;
+import java.util.Collections;
+
+import com.fasterxml.jackson.databind.*;
+
+import com.fasterxml.jackson.dataformat.yaml.ModuleTestBase;
+
+// for [dataformats-text#163]
+public class MultipleDocumentsWriteTest extends ModuleTestBase
+{
+    static class POJO163 {
+        public int value;
+
+        public POJO163(int v) { value = v; }
+    }
+
+    public void testWriteMultipleDocsBeans() throws Exception
+    {
+        ObjectMapper mapper = newObjectMapper();
+        StringWriter w = new StringWriter();
+        try (SequenceWriter seqW = mapper.writer().writeValues(w)) {
+            seqW.write(new POJO163(42));
+            seqW.write(new POJO163(28));
+        }
+        w.close();
+
+        String yaml = w.toString();
+
+        // !!! TODO: actual expected multi-doc contents:
+        assertEquals("foo", yaml);
+    }
+
+    public void testWriteMultipleDocsLists() throws Exception
+    {
+        ObjectMapper mapper = newObjectMapper();
+        StringWriter w = new StringWriter();
+        try (SequenceWriter seqW = mapper.writer().writeValues(w)) {
+            seqW.write(Collections.singleton(42));
+            seqW.write(Collections.singleton(28));
+        }
+        w.close();
+
+        String yaml = w.toString();
+
+        // !!! TODO: actual expected multi-doc contents:
+        assertEquals("foo", yaml);
+    }
+}