Allow limiting results in queryDataLeaf

This exposes queryResultLimit parameter in queryDataLeaf,
same as was implemented for queryDataNodes API.

Issue-ID: CPS-2680
Signed-off-by: danielhanrahan <daniel.hanrahan@est.tech>
Change-Id: Ieb922ac1acc91dbfd67fb5ade7856213a2f93ce8

1 files changed, 15 insertions, 2 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 42fb964d52..6ae14dd11b 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
@@ -458,8 +458,8 @@ class QueryServiceIntegrationSpec extends FunctionalSpecBase {
             assert result.anchorName.toSet() == [BOOKSTORE_ANCHOR_1, BOOKSTORE_ANCHOR_2].toSet()
     }
 
-    def 'Query with a limit of #limit.' () {
-        when:
+    def 'Query data nodes with a limit of #limit.' () {
+        when: 'a query for data nodes is executed with a result limit'
             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
@@ -470,4 +470,17 @@ class QueryServiceIntegrationSpec extends FunctionalSpecBase {
             0     || 5
             -1    || 5
     }
+
+    def 'Query data leaf with a limit of #limit.' () {
+        when: 'a query for data leaf is executed with a result limit'
+            def result = objectUnderTest.queryDataLeaf(FUNCTIONAL_TEST_DATASPACE_1, BOOKSTORE_ANCHOR_1, '/bookstore/categories/@name', limit, String)
+        then: 'the expected number of leaf values is returned'
+            assert result.size() == expectedNumberOfResults
+        where: 'the following parameters are used'
+            limit || expectedNumberOfResults
+            1     || 1
+            2     || 2
+            0     || 5
+            -1    || 5
+    }
 }