Query data nodes with limit

  - added new methods to java interfaces
  - added integration test
  - removed unused methods

Issue-ID: CPS-2394
Change-Id: Iac4094a5daedbf593d17f55928136a80391c6d23
Signed-off-by: leventecsanyi <levente.csanyi@est.tech>

2 files changed, 13 insertions, 1 deletions

diff --git a/integration-test/src/test/groovy/org/onap/cps/integration/functional/cps/QueryServiceIntegrationSpec.groovy b/integration-test/src/test/groovy/org/onap/cps/integration/functional/cps/QueryServiceIntegrationSpec.groovy
index d1b445f5a4..42fb964d52 100644
--- a/integration-test/src/test/groovy/org/onap/cps/integration/functional/cps/QueryServiceIntegrationSpec.groovy
+++ b/integration-test/src/test/groovy/org/onap/cps/integration/functional/cps/QueryServiceIntegrationSpec.groovy
@@ -457,4 +457,17 @@ class QueryServiceIntegrationSpec extends FunctionalSpecBase {
         and: 'the queried nodes have expected bookstore names'
             assert result.anchorName.toSet() == [BOOKSTORE_ANCHOR_1, BOOKSTORE_ANCHOR_2].toSet()
     }
+
+    def 'Query with a limit of #limit.' () {
+        when:
+            def result = objectUnderTest.queryDataNodes(FUNCTIONAL_TEST_DATASPACE_1, BOOKSTORE_ANCHOR_1, '/bookstore/categories', OMIT_DESCENDANTS, limit)
+        then: 'the expected number of nodes is returned'
+            assert countDataNodesInTree(result) == expectedNumberOfResults
+        where: 'the following parameters are used'
+            limit || expectedNumberOfResults
+            1     || 1
+            2     || 2
+            0     || 5
+            -1    || 5
+    }
 }
diff --git a/integration-test/src/test/groovy/org/onap/cps/integration/performance/cps/QueryPerfTest.groovy b/integration-test/src/test/groovy/org/onap/cps/integration/performance/cps/QueryPerfTest.groovy
index 364127f388..acc95cab8d 100644
--- a/integration-test/src/test/groovy/org/onap/cps/integration/performance/cps/QueryPerfTest.groovy
+++ b/integration-test/src/test/groovy/org/onap/cps/integration/performance/cps/QueryPerfTest.groovy
@@ -103,5 +103,4 @@ class QueryPerfTest extends CpsPerfTestBase {
             'direct descendants' | DIRECT_CHILDREN_ONLY    || 0.11           | 8           | 1 + OPENROADM_DEVICES_PER_ANCHOR
             'all descendants'    | INCLUDE_ALL_DESCENDANTS || 1.34           | 400         | 1 + OPENROADM_DEVICES_PER_ANCHOR * OPENROADM_DATANODES_PER_DEVICE
     }
-
 }