test refactoring

Author: cowtowncoder

src/test/java/com/fasterxml/jackson/databind/node/EmptyContentAsTreeTest.java

@@ -0,0 +1,46 @@
+package com.fasterxml.jackson.databind.node;
+
+import java.io.ByteArrayInputStream;
+import java.io.StringReader;
+
+import com.fasterxml.jackson.databind.*;
+
+/**
+ * Tests to verify handling of empty content with "readTree()"
+ */
+public class EmptyContentAsTreeTest extends BaseMapTest
+{
+    private final ObjectMapper MAPPER = objectMapper();
+
+    // [databind#1406]: when passing `JsonParser`, indicate lack of content
+    // by returning `null`
+
+    public void testNullFromEOFWithParser() throws Exception
+    {
+        assertNull(MAPPER.readTree(new StringReader("")));
+        assertNull(MAPPER.readTree(new ByteArrayInputStream(new byte[0])));
+    }
+
+    // [databind#1406]
+    public void testNullFromEOFWithParserViaReader() throws Exception
+    {
+        assertNull(MAPPER.readTree(new StringReader("")));
+        assertNull(MAPPER.readTree(new ByteArrayInputStream(new byte[0])));
+        assertNull(MAPPER.readerFor(JsonNode.class)
+                .readTree(new StringReader("")));
+        assertNull(MAPPER.readerFor(JsonNode.class)
+                .readTree(new ByteArrayInputStream(new byte[0])));
+    }
+
+    // [databind#2211]: when passing content sources OTHER than `JsonParser`,
+    // return "missing node" instead of alternate (return `null`, throw exception).
+    public void testMissingNodeForEOFOther() throws Exception
+    {
+        
+    }
+
+    public void testMissingNodeForEOFOtherViaReader() throws Exception
+    {
+        
+    }
+}