Add failing test for #337 (#346)

Author: cowtowncoder

datetime/src/test/java/com/fasterxml/jackson/datatype/jsr310/failing/DurationDeser337Test.java

@@ -0,0 +1,65 @@
+package com.fasterxml.jackson.datatype.jsr310.failing;
+
+import java.time.Duration;
+
+import org.junit.Test;
+
+import com.fasterxml.jackson.databind.*;
+
+import com.fasterxml.jackson.datatype.jsr310.ModuleTestBase;
+
+import static org.junit.Assert.*;
+
+public class DurationDeser337Test extends ModuleTestBase
+{
+    @Test
+    public void test_default() throws Exception {
+        ObjectMapper mapper = newMapper();
+
+        Duration duration = Duration.parse("PT-43.636S");
+
+        String ser = mapper.writeValueAsString(duration);
+
+        assertEquals("-43.636000000", ser);
+
+        Duration deser = mapper.readValue(ser, Duration.class);
+
+        assertEquals(duration, deser);
+        assertEquals(deser.toString(), "PT-43.636S");
+    }    
+
+    // Handling with WRITE_DURATIONS_AS_TIMESTAMPS enabled can't round-trip a value
+    @Test
+    public void test_with() throws Exception {
+        ObjectMapper mapper = mapperBuilder()
+                .configure(SerializationFeature.WRITE_DURATIONS_AS_TIMESTAMPS, true)
+                .build();
+
+        Duration duration = Duration.parse("PT-43.636S");
+
+        String ser = mapper.writeValueAsString(duration);
+
+        assertEquals("-43.636000000", ser);
+
+        Duration deser = mapper.readValue(ser, Duration.class);
+
+        assertEquals(duration, deser);
+        assertEquals(deser.toString(), "PT-43.636S");
+    }
+
+    // Handling with WRITE_DURATIONS_AS_TIMESTAMPS disabled works
+    @Test
+    public void test_without() throws Exception {
+        ObjectMapper mapper = mapperBuilder()
+                .configure(SerializationFeature.WRITE_DURATIONS_AS_TIMESTAMPS, false)
+                .build();
+
+        Duration duration = Duration.parse("PT-43.636S");
+
+        String ser = mapper.writeValueAsString(duration);
+        assertEquals(q("PT-43.636S"), ser);
+
+        Duration deser = mapper.readValue(ser, Duration.class);
+        assertEquals(duration, deser);
+    }
+}