Implement cps path query to get ancestor by schema node identifier

Cleaned up some legcy issues in related testware

Issue-ID: CPS-305

Signed-off-by: niamhcore <niamh.core@est.tech>
Change-Id: Ic4b21308478f399e3a454dbcd73943e077b0f3f2
Signed-off-by: ToineSiebelink <toine.siebelink@est.tech>

3 files changed, 72 insertions, 80 deletions

diff --git a/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceQueryDataNodeSpec.groovy b/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceQueryDataNodeSpec.groovy
index 8acfe783da..4bebff9f84 100644
--- a/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceQueryDataNodeSpec.groovy
+++ b/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceQueryDataNodeSpec.groovy
@@ -20,14 +20,10 @@
  */
 package org.onap.cps.spi.impl
 
-import com.google.common.collect.ImmutableSet
-import com.google.gson.Gson
-import com.google.gson.GsonBuilder
 import org.onap.cps.spi.CpsDataPersistenceService
 import org.onap.cps.spi.FetchDescendantsOption
 import org.onap.cps.spi.exceptions.CpsPathException
 import org.onap.cps.spi.model.DataNode
-import org.onap.cps.spi.model.DataNodeBuilder
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.test.context.jdbc.Sql
 
@@ -39,42 +35,7 @@ class CpsDataPersistenceQueryDataNodeSpec extends CpsPersistenceSpecBase {
     @Autowired
     CpsDataPersistenceService objectUnderTest
 
-    static final Gson GSON = new GsonBuilder().create()
-
     static final String SET_DATA = '/data/fragment.sql'
-    static final String XPATH_DATA_NODE_WITH_DESCENDANTS = '/parent-1'
-
-    static DataNode existingDataNode
-    static DataNode existingChildDataNode
-
-    def expectedLeavesByXpathMap = [
-            '/parent-100'                      : ['parent-leaf': 'parent-leaf value'],
-            '/parent-100/child-001'            : ['first-child-leaf': 'first-child-leaf value'],
-            '/parent-100/child-002'            : ['second-child-leaf': 'second-child-leaf value'],
-            '/parent-100/child-002/grand-child': ['grand-child-leaf': 'grand-child-leaf value']
-    ]
-
-    static {
-        existingDataNode = createDataNodeTree(XPATH_DATA_NODE_WITH_DESCENDANTS)
-        existingChildDataNode = createDataNodeTree('/parent-1/child-1')
-    }
-
-    static def createDataNodeTree(String... xpaths) {
-        def dataNodeBuilder = new DataNodeBuilder().withXpath(xpaths[0])
-        if (xpaths.length > 1) {
-            def xPathsDescendant = Arrays.copyOfRange(xpaths, 1, xpaths.length)
-            def childDataNode = createDataNodeTree(xPathsDescendant)
-            dataNodeBuilder.withChildDataNodes(ImmutableSet.of(childDataNode))
-        }
-        dataNodeBuilder.build()
-    }
-
-    def static treeToFlatMapByXpath(Map<String, DataNode> flatMap, DataNode dataNodeTree) {
-        flatMap.put(dataNodeTree.getXpath(), dataNodeTree)
-        dataNodeTree.getChildDataNodes()
-                .forEach(childDataNode -> treeToFlatMapByXpath(flatMap, childDataNode))
-        return flatMap
-    }
 
     @Sql([CLEAR_DATA, SET_DATA])
     def 'Cps Path query for single leaf value with type: #type.'() {
@@ -98,10 +59,10 @@ class CpsDataPersistenceQueryDataNodeSpec extends CpsPersistenceSpecBase {
         then: 'no data is returned'
             result.isEmpty()
         where: 'following cps queries are performed'
-            scenario                           | cpsPath
-            'cps path is incomplete'           | '/parent-200[@common-leaf-name-int=5]'
-            'leaf value does not exist'        | '/parent-200/child-202[@common-leaf-name=\'does not exist\']'
-            'incomplete end of xpath prefix'   | '/parent-200/child-20[@common-leaf-name-int=5]'
+            scenario                         | cpsPath
+            'cps path is incomplete'         | '/parent-200[@common-leaf-name-int=5]'
+            'leaf value does not exist'      | '/parent-200/child-202[@common-leaf-name=\'does not exist\']'
+            'incomplete end of xpath prefix' | '/parent-200/child-20[@common-leaf-name-int=5]'
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
@@ -125,13 +86,13 @@ class CpsDataPersistenceQueryDataNodeSpec extends CpsPersistenceSpecBase {
         then: 'the correct number of data nodes are retrieved'
             result.size() == expectedXPaths.size()
         and: 'xpaths of the retrieved data nodes are as expected'
-            for(int i = 0; i<result.size(); i++) {
+            for (int i = 0; i < result.size(); i++) {
                 assert result[i].getXpath() == expectedXPaths[i]
             }
         where: 'the following data is used'
             scenario                                  | cpsPath             || expectedXPaths
             'fully unique descendant name'            | '//grand-child-202' || ['/parent-200/child-202/grand-child-202']
-            'descendant name match end of other node' | '//child-202'       || ['/parent-200/child-202','/parent-201/child-202']
+            'descendant name match end of other node' | '//child-202'       || ['/parent-200/child-202', '/parent-201/child-202']
     }
 
     @Sql([CLEAR_DATA, SET_DATA])
@@ -141,7 +102,7 @@ class CpsDataPersistenceQueryDataNodeSpec extends CpsPersistenceSpecBase {
         then: 'the correct number of data nodes are retrieved'
             result.size() == expectedXPaths.size()
         and: 'xpaths of the retrieved data nodes are as expected'
-            for(int i = 0; i<result.size(); i++) {
+            for (int i = 0; i < result.size(); i++) {
                 assert result[i].getXpath() == expectedXPaths[i]
             }
         where: 'the following data is used'
@@ -180,4 +141,24 @@ class CpsDataPersistenceQueryDataNodeSpec extends CpsPersistenceSpecBase {
             'one of the leaf without value'      | '//child-202[@common-leaf-name-int=5 and @another-attribute"]'
             'more than one leaf separated by or' | '//child-202[@common-leaf-name-int=5 or @common-leaf-name="common-leaf value"]'
     }
+
+    @Sql([CLEAR_DATA, SET_DATA])
+    def 'Query for attribute by cps path of type ancestor with #scenario.'() {
+        when: 'the given cps path is parsed'
+            def result = objectUnderTest.queryDataNodes(DATASPACE_NAME, ANCHOR_NAME1, cpsPath, FetchDescendantsOption.INCLUDE_ALL_DESCENDANTS)
+        then: 'the xpaths of the retrieved data nodes are as expected'
+            result.size() == expectedXPaths.size()
+            for (int i = 0; i < result.size(); i++) {
+                assert result[i].getXpath() == expectedXPaths[i]
+            }
+        where: 'the following data is used'
+            scenario                                  | cpsPath                                                || expectedXPaths
+            'multiple list-ancestors'                   | '//books/ancestor::categories'                         || ['/bookstore/books/categories[@name="SciFi"]', '/bookstore/magazines/categories[@name="kids"]']
+            'one ancestor value'                        | '//books/ancestor::books'                              || ['/bookstore/books']
+            'top ancestor'                              | '//books/ancestor::bookstore'                          || ['/bookstore']
+            'list with index value in the xpath prefix' | '//categories[@name="kids"]/books/ancestor::bookstore' || ['/bookstore']
+            'ancestor with parent'                      | '//books/ancestor::/bookstore/magazines'               || ['/bookstore/magazines']
+            'ancestor with parent that does not exist'  | '//books/ancestor::/parentDoesNoExist/magazines'       || []
+            'ancestor does not exist'                   | '//books/ancestor::ancestorDoesNotExist'               || []
+    }
 }
diff --git a/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceServiceSpec.groovy b/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceServiceSpec.groovy
index afd2cd1423..f632e022f0 100755
--- a/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceServiceSpec.groovy
+++ b/cps-ri/src/test/groovy/org/onap/cps/spi/impl/CpsDataPersistenceServiceSpec.groovy
@@ -202,27 +202,6 @@ class CpsDataPersistenceServiceSpec extends CpsPersistenceSpecBase {
             'empty xpath'                 |''
     }
 
-    def static assertLeavesMaps(actualLeavesMap, expectedLeavesMap) {
-        expectedLeavesMap.forEach((key, value) -> {
-            def actualValue = actualLeavesMap[key]
-            if (value instanceof Collection<?> && actualValue instanceof Collection<?>) {
-                assert value.size() == actualValue.size()
-                assert value.containsAll(actualValue)
-            } else {
-                assert value == actualValue
-            }
-        }
-        )
-        return true
-    }
-
-    def static treeToFlatMapByXpath(Map<String, DataNode> flatMap, DataNode dataNodeTree) {
-        flatMap.put(dataNodeTree.getXpath(), dataNodeTree)
-        dataNodeTree.getChildDataNodes()
-                .forEach(childDataNode -> treeToFlatMapByXpath(flatMap, childDataNode))
-        return flatMap
-    }
-
     @Sql([CLEAR_DATA, SET_DATA])
     def 'Get data node error scenario: #scenario.'() {
         when: 'attempt to get data node with #scenario'
@@ -327,4 +306,25 @@ class CpsDataPersistenceServiceSpec extends CpsPersistenceSpecBase {
     static Map<String, Object> getLeavesMap(FragmentEntity fragmentEntity) {
         return GSON.fromJson(fragmentEntity.getAttributes(), Map<String, Object>.class)
     }
+
+    def static assertLeavesMaps(actualLeavesMap, expectedLeavesMap) {
+        expectedLeavesMap.forEach((key, value) -> {
+            def actualValue = actualLeavesMap[key]
+            if (value instanceof Collection<?> && actualValue instanceof Collection<?>) {
+                assert value.size() == actualValue.size()
+                assert value.containsAll(actualValue)
+            } else {
+                assert value == actualValue
+            }
+        })
+        return true
+    }
+
+    def static treeToFlatMapByXpath(Map<String, DataNode> flatMap, DataNode dataNodeTree) {
+        flatMap.put(dataNodeTree.getXpath(), dataNodeTree)
+        dataNodeTree.getChildDataNodes()
+            .forEach(childDataNode -> treeToFlatMapByXpath(flatMap, childDataNode))
+        return flatMap
+    }
+
 }
diff --git a/cps-ri/src/test/groovy/org/onap/cps/spi/query/CpsPathQuerySpec.groovy b/cps-ri/src/test/groovy/org/onap/cps/spi/query/CpsPathQuerySpec.groovy
index bd0fb44feb..ee641d1029 100644
--- a/cps-ri/src/test/groovy/org/onap/cps/spi/query/CpsPathQuerySpec.groovy
+++ b/cps-ri/src/test/groovy/org/onap/cps/spi/query/CpsPathQuerySpec.groovy
@@ -38,10 +38,10 @@ class CpsPathQuerySpec extends Specification {
             result.leafValue == expectedLeafValue
         where: 'the following data is used'
             scenario               | cpsPath                                                  || expectedXpathPrefix | expectedLeafName       | expectedLeafValue
-            'leaf of type String'  | '/parent/child[@common-leaf-name=\'common-leaf-value\']' || '/parent/child'     |'common-leaf-name'      | 'common-leaf-value'
-            'leaf of type Integer' | '/parent/child[@common-leaf-name-int=5]'                 || '/parent/child'     |'common-leaf-name-int'  | 5
-            'spaces around ='      | '/parent/child[@common-leaf-name-int = 5]'               || '/parent/child'     |'common-leaf-name-int'  | 5
-            'key in top container' | '/parent[@common-leaf-name-int=5]'                       || '/parent'           |'common-leaf-name-int'  | 5
+            'leaf of type String'  | '/parent/child[@common-leaf-name=\'common-leaf-value\']' || '/parent/child'     | 'common-leaf-name'     | 'common-leaf-value'
+            'leaf of type Integer' | '/parent/child[@common-leaf-name-int=5]'                 || '/parent/child'     | 'common-leaf-name-int' | 5
+            'spaces around ='      | '/parent/child[@common-leaf-name-int = 5]'               || '/parent/child'     | 'common-leaf-name-int' | 5
+            'key in top container' | '/parent[@common-leaf-name-int=5]'                       || '/parent'           | 'common-leaf-name-int' | 5
     }
 
     def 'Parse cps path of type ends with a #scenario.'() {
@@ -52,9 +52,9 @@ class CpsPathQuerySpec extends Specification {
         and: 'the right ends with parameters are set'
             result.descendantName == expectedEndsWithValue
         where: 'the following data is used'
-            scenario         | cpsPath                  || expectedEndsWithValue
-            'yang container' | '//cps-path'             || 'cps-path'
-            'parent & child' | '//parent/child'         || 'parent/child'
+            scenario         | cpsPath          || expectedEndsWithValue
+            'yang container' | '//cps-path'     || 'cps-path'
+            'parent & child' | '//parent/child' || 'parent/child'
     }
 
     def 'Parse cps path that ends with a yang list containing #scenario.'() {
@@ -67,8 +67,8 @@ class CpsPathQuerySpec extends Specification {
             result.leavesData.size() == expectedNumberOfLeaves
         where: 'the following data is used'
             scenario                  | cpsPath                                            || expectedNumberOfLeaves
-            'one attribute'           | '//child[@common-leaf-name-int=5]'                 ||  1
-            'more than one attribute' | '//child[@int-leaf=5 and @leaf-name="leaf value"]' ||  2
+            'one attribute'           | '//child[@common-leaf-name-int=5]'                 || 1
+            'more than one attribute' | '//child[@int-leaf=5 and @leaf-name="leaf value"]' || 2
     }
 
     def 'Parse cps path with #scenario.'() {
@@ -86,6 +86,7 @@ class CpsPathQuerySpec extends Specification {
             'too many containers'                                               | '/1/2/3/4/5/6/7/8/9/10/11/12/13/14/15/16/17/18/19/20/21/22/23/24/25/26/27/28/29/30/31/32/33/34/35/36/37/38/39/40/41/42/43/44/45/46/47/48/49/50/51/52/53/54/55/56/57/58/59/60/61/62/63/64/65/66/67/68/69/70/71/72/73/74/75/76/77/78/79/80/81/82/83/84/85/86/87/88/89/90/91/92/93/94/95/96/97/98/99/100[@a=1]'
             'end with descendant and more than one attribute separated by "or"' | '//child[@int-leaf=5 or @leaf-name="leaf value"]'
             'missing attribute value'                                           | '//child[@int-leaf=5 and @name]'
+            'incomplete ancestor value'                                         | '//books/ancestor::'
     }
 
     def 'Convert cps leaf value to valid type with leaf of type #scenario.'() {
@@ -94,12 +95,22 @@ class CpsPathQuerySpec extends Specification {
         then: 'the leaf value returned is of the right type'
             result == expectedLeafOutputValue
         where: "the following data is used"
-            scenario                         | leafValueInputString         ||  expectedLeafOutputValue
-            'Integer'                        | "5"                          ||  5
+            scenario                         | leafValueInputString         || expectedLeafOutputValue
+            'Integer'                        | "5"                          || 5
             'String with single quotes'      | '\'value in single quotes\'' || 'value in single quotes'
             'String with double quotes'      | '"value in double quotes"'   || 'value in double quotes'
             'String containing single quote' | '"value with \'"'            || 'value with \''
             'String containing double quote' | '\'value with "\''           || 'value with "'
     }
-    
-}
\ No newline at end of file
+
+    def 'Parse cps path using ancestor by schema node identifier.'() {
+        when: 'the given cps path is parsed'
+            def result = objectUnderTest.createFrom('//someXpath/ancestor::someAncestor')
+        then: 'the query has the right type'
+            result.cpsPathQueryType == CpsPathQueryType.XPATH_HAS_DESCENDANT_ANYWHERE
+        and: 'the correct ancestor schema node identifier is set'
+            result.ancestorSchemaNodeIdentifier == 'someAncestor'
+        and: 'the result has ancestor axis'
+            result.hasAncestorAxis()
+    }
+}