@Test
public void save() throws Exception {

    workflowReportJson.save(wfReport, dataBundle);
    Path path = wfReport.getDataBundle().getRoot().resolve("/workflowrun.json");
    assertTrue("Did not save to expected path "  + path, Files.exists(path));
      System.out.println(DataBundles.getStringValue(path));
    
    JsonNode json;
    try (InputStream jsonIn = Files.newInputStream(path)) {
        json = new ObjectMapper().readTree(jsonIn);
    }
    assertEquals("COMPLETED", json.get("state").asText());
    assertEquals("2013-01-02T13:37:00.000+0000", json.get("createdDate").asText());
    assertEquals("2013-01-02T14:50:00.000+0000", json.get("startedDate").asText());
    assertEquals("2013-12-31T00:00:00.000+0000", json.get("completedDate").asText());
    String wfId = wfBundle.getGlobalBaseURI().toString();
    assertEquals(wfId + "workflow/Hello_Anyone/", 
            json.get("subject").asText());
    
    // workflow invocation
    JsonNode wfInvoc = json.get("invocations").get(0);
    assertEquals("wf0", wfInvoc.get("id").asText());
    assertEquals("wf0", wfInvoc.get("name").asText());
    
    assertEquals("2013-01-02T14:51:00.000+0000", wfInvoc.get("startedDate").asText());
    assertEquals("2013-12-30T23:50:00.000+0000", wfInvoc.get("completedDate").asText());
    String inputsName = wfInvoc.get("inputs").get("name").asText();
    assertEquals("/inputs/name", inputsName);
    String outputsGreeting = wfInvoc.get("outputs").get("greeting").asText();
    assertEquals("/outputs/greeting", outputsGreeting);
    assertEquals(
            "John Doe",
            DataBundles.getStringValue(wfReport.getDataBundle().getRoot()
                    .resolve(inputsName)));        
    assertEquals(
            "Hello, John Doe",
            DataBundles.getStringValue(wfReport.getDataBundle().getRoot()
                    .resolve(outputsGreeting)));        
    // NOTE: This assumes alphabetical ordering when constructing
    // processor reports - which generally is given as
    // Workflow.getProcessors() is sorted.
    JsonNode proc0 = json.get("processorReports").get(0);
    assertEquals(wfId + "workflow/Hello_Anyone/processor/Concatenate_two_strings/",
            proc0.get("subject").asText());
    assertEquals("COMPLETED", proc0.get("state").asText());
    assertEquals("2013-02-01T00:00:00.000+0000", proc0.get("createdDate").asText());
    assertEquals("2013-02-02T00:00:00.000+0000", proc0.get("startedDate").asText());
    assertEquals("2013-02-03T00:00:00.000+0000", proc0.get("pausedDates").get(0).asText());
    assertEquals("2013-02-05T00:00:00.000+0000", proc0.get("pausedDates").get(1).asText());
    assertEquals("2013-02-05T00:00:00.000+0000", proc0.get("pausedDate").asText());
    assertEquals("2013-02-04T00:00:00.000+0000", proc0.get("resumedDates").get(0).asText());
    assertEquals("2013-02-06T00:00:00.000+0000", proc0.get("resumedDates").get(1).asText());
    assertEquals("2013-02-06T00:00:00.000+0000", proc0.get("resumedDate").asText());
    assertEquals("2013-07-28T12:00:00.000+0000", proc0.get("completedDate").asText());
    // processor invocations
    JsonNode pInvoc0 = proc0.get("invocations").get(0);
    assertEquals("proc-Concatenate_two_strings0", pInvoc0.get("name").asText());
    assertEquals("wf0/proc-Concatenate_two_strings0", pInvoc0.get("id").asText());
    assertEquals("wf0", pInvoc0.get("parent").asText());
    String inputString1 = pInvoc0.get("inputs").get("string1").asText();
    assertTrue(inputString1.startsWith("/intermediates/"));
    assertEquals(
            "Hello, ",
            DataBundles.getStringValue(wfReport.getDataBundle().getRoot()
                    .resolve(inputString1)));        
    
    String inputString2 = pInvoc0.get("inputs").get("string2").asText();
    assertEquals("/inputs/name", inputString2);
    String output = pInvoc0.get("outputs").get("output").asText();
    assertTrue(output.startsWith("/intermediates/"));
    assertEquals(
            "Hello, John Doe",
            DataBundles.getStringValue(wfReport.getDataBundle().getRoot()
                    .resolve(output)));        
    // Activity reports
    JsonNode act0 = proc0.get("activityReports").get(0);
    assertEquals("CANCELLED", act0.get("state").asText());
    assertEquals(wfId + "profile/taverna-2.4.0/activity/Concatenate_two_strings/", 
            act0.get("subject").asText());
    
    
    // activity invocation
    JsonNode aInvoc0 = act0.get("invocations").get(0);
    assertEquals("act-Concatenate_two_strings0", aInvoc0.get("name").asText());
    assertEquals("wf0/proc-Concatenate_two_strings0/act-Concatenate_two_strings0", aInvoc0.get("id").asText());
    assertEquals("wf0/proc-Concatenate_two_strings0", aInvoc0.get("parent").asText());
    String actInputString1 = aInvoc0.get("inputs").get("string1").asText();
    assertTrue(actInputString1.startsWith("/intermediates/"));
    assertEquals(
            "Hello, ",
            DataBundles.getStringValue(wfReport.getDataBundle().getRoot()
                    .resolve(actInputString1)));        
    
    String actInputString2 = aInvoc0.get("inputs").get("string2").asText();
    assertEquals("/inputs/name", actInputString2);
    String actOutput = pInvoc0.get("outputs").get("output").asText();
    assertTrue(actOutput.startsWith("/intermediates/"));
    assertEquals(
            "Hello, John Doe",
            DataBundles.getStringValue(wfReport.getDataBundle().getRoot()
                    .resolve(actOutput)));        
    
    
    
    JsonNode proc1 = json.get("processorReports").get(1);
    assertEquals(wfId + "workflow/Hello_Anyone/processor/hello/",
            proc1.get("subject").asText());
    assertEquals("COMPLETED", proc1.get("state").asText());
    assertEquals("2013-02-01T00:00:00.000+0000", proc1.get("createdDate").asText());
    assertEquals("2013-02-02T00:00:00.000+0000", proc1.get("startedDate").asText());
    // etc.
    JsonNode pInvoc1 = proc1.get("invocations").get(0);
    String value = pInvoc1.get("outputs").get("value").asText();
    assertTrue(value.startsWith("/intermediates/"));
    assertEquals(
            "Hello, ",
            DataBundles.getStringValue(wfReport.getDataBundle().getRoot()
                    .resolve(value)));        
    assertEquals(inputString1, value);
}