XML content support on get a node

Here to bring Support for XML Response Entity In GET A NODE

- Made changes in components.yml to support contentType as
   application/xml
- Add ContentTypeInheadr in cpsDataV2.yml to support application/xml
- Add contentTypeInHeader parameter to accept xml  in
    DataRestController.java
- Implemented Logic to convert DataMaps To XML Data
- written testcase for above changes made

Issue-ID: CPS-2280
Change-Id: Ibe7ffb66ccbb03703626132c6d5c2eade0e7ab4b
Signed-off-by: Rudrangi Anupriya <ra00745022@techmahindra.com>

1 files changed, 20 insertions, 1 deletions

diff --git a/cps-rest/src/test/groovy/org/onap/cps/rest/controller/DataRestControllerSpec.groovy b/cps-rest/src/test/groovy/org/onap/cps/rest/controller/DataRestControllerSpec.groovy
index 705c2fee91..27738b07c6 100755
--- a/cps-rest/src/test/groovy/org/onap/cps/rest/controller/DataRestControllerSpec.groovy
+++ b/cps-rest/src/test/groovy/org/onap/cps/rest/controller/DataRestControllerSpec.groovy
@@ -314,7 +314,9 @@ class DataRestControllerSpec extends Specification {
             mockCpsDataService.getDataNodes(dataspaceName, anchorName, xpath, OMIT_DESCENDANTS) >> [dataNodeWithLeavesNoChildren, dataNodeWithLeavesNoChildren2]
         when: 'V2 of get request is performed through REST API'
             def response =
-                mvc.perform(get(endpoint).param('xpath', xpath))
+                mvc.perform(get(endpoint)
+                    .contentType(MediaType.APPLICATION_JSON)
+                    .param('xpath', xpath))
                     .andReturn().response
         then: 'a success response is returned'
             response.status == HttpStatus.OK.value()
@@ -326,6 +328,21 @@ class DataRestControllerSpec extends Specification {
             assert numberOfDataTrees == 2
     }
 
+    def 'Get all the data trees as XML with root node xPath using V2'() {
+        given: 'the service returns all data node leaves'
+            def xpath = '/'
+            def endpoint = "$dataNodeBaseEndpointV2/anchors/$anchorName/node"
+            mockCpsDataService.getDataNodes(dataspaceName, anchorName, xpath, OMIT_DESCENDANTS) >> [dataNodeWithLeavesNoChildren]
+        when: 'V2 of get request is performed through REST API with XML content type'
+            def response =
+                mvc.perform(get(endpoint).contentType(MediaType.APPLICATION_XML).param('xpath', xpath))
+                    .andReturn().response
+        then: 'a success response is returned'
+            response.status == HttpStatus.OK.value()
+        and: 'the response contains the datanode in XML format'
+            response.getContentAsString() == '<parent-1><leaf>value</leaf><leafList>leaveListElement1</leafList><leafList>leaveListElement2</leafList></parent-1>'
+    }
+
     def 'Get data node with #scenario using V2.'() {
         given: 'the service returns data nodes with #scenario'
             def xpath = 'some xPath'
@@ -335,6 +352,7 @@ class DataRestControllerSpec extends Specification {
             def response =
                 mvc.perform(
                     get(endpoint)
+                        .contentType(MediaType.APPLICATION_JSON)
                         .param('xpath', xpath)
                         .param('descendants', includeDescendantsOption))
                     .andReturn().response
@@ -361,6 +379,7 @@ class DataRestControllerSpec extends Specification {
             def response =
                 mvc.perform(
                     get(endpoint)
+                        .contentType(MediaType.APPLICATION_JSON)
                         .param('xpath', xpath)
                         .param('descendants', '2'))
                     .andReturn().response