XML content on create anchors node support

Add XML content type support on anchor node creation.

Issue-ID: CPS-1257
Change-Id: I7e7a9a1961b6e81de93a4e32e842b47f8a163a09
Signed-off-by: Michal Jagiello <michal.jagiello@t-mobile.pl>
Signed-off-by: Lee Anjella Macabuhay <lee.anjella.macabuhay@est.tech>

6 files changed, 200 insertions, 16 deletions

diff --git a/cps-service/src/test/groovy/org/onap/cps/api/impl/CpsDataServiceImplSpec.groovy b/cps-service/src/test/groovy/org/onap/cps/api/impl/CpsDataServiceImplSpec.groovy
index b78ab8a45..c81a50ea7 100644
--- a/cps-service/src/test/groovy/org/onap/cps/api/impl/CpsDataServiceImplSpec.groovy
+++ b/cps-service/src/test/groovy/org/onap/cps/api/impl/CpsDataServiceImplSpec.groovy
@@ -4,7 +4,7 @@
  *  Modifications Copyright (C) 2021 Pantheon.tech
  *  Modifications Copyright (C) 2021-2022 Bell Canada.
  *  Modifications Copyright (C) 2022 TechMahindra Ltd.
- *  ================================================================================
+ *  Modifications Copyright (C) 2022 Deutsche Telekom AG
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
  *  You may obtain a copy of the License at
@@ -33,6 +33,7 @@ import org.onap.cps.spi.exceptions.DataValidationException
 import org.onap.cps.spi.model.Anchor
 import org.onap.cps.spi.model.DataNode
 import org.onap.cps.spi.model.DataNodeBuilder
+import org.onap.cps.utils.ContentType
 import org.onap.cps.yang.YangTextSchemaSourceSet
 import org.onap.cps.yang.YangTextSchemaSourceSetBuilder
 import spock.lang.Specification
@@ -61,7 +62,7 @@ class CpsDataServiceImplSpec extends Specification {
     def anchor = Anchor.builder().name(anchorName).schemaSetName(schemaSetName).build()
     def observedTimestamp = OffsetDateTime.now()
 
-    def 'Saving json data.'() {
+    def 'Saving multicontainer json data.'() {
         given: 'schema set for given anchor and dataspace references test-tree model'
             setupSchemaSetMocks('multipleDataTree.yang')
         when: 'save data method is invoked with test-tree json data'
@@ -81,6 +82,39 @@ class CpsDataServiceImplSpec extends Specification {
 
     }
 
+    def 'Saving #scenario data.'() {
+        given: 'schema set for given anchor and dataspace references test-tree model'
+            setupSchemaSetMocks('test-tree.yang')
+        when: 'save data method is invoked with test-tree #scenario data'
+            def data = TestUtils.getResourceFileContent(dataFile)
+            objectUnderTest.saveData(dataspaceName, anchorName, data, observedTimestamp, contentType)
+        then: 'the persistence service method is invoked with correct parameters'
+            1 * mockCpsDataPersistenceService.storeDataNodes(dataspaceName, anchorName,
+                    { dataNode -> dataNode.xpath[0] == '/test-tree' })
+        and: 'the CpsValidator is called on the dataspaceName and AnchorName'
+            1 * mockCpsValidator.validateNameCharacters(dataspaceName, anchorName)
+        and: 'data updated event is sent to notification service'
+            1 * mockNotificationService.processDataUpdatedEvent(dataspaceName, anchorName, '/', Operation.CREATE, observedTimestamp)
+        where: 'given parameters'
+            scenario | dataFile         | contentType
+            'json'   | 'test-tree.json' | ContentType.JSON
+            'xml'    | 'test-tree.xml'  | ContentType.XML
+    }
+
+    def 'Saving #scenarioDesired data with invalid data.'() {
+        given: 'schema set for given anchor and dataspace references test-tree model'
+        setupSchemaSetMocks('test-tree.yang')
+        when: 'save data method is invoked with test-tree json data'
+            objectUnderTest.saveData(dataspaceName, anchorName, invalidData, observedTimestamp, contentType)
+        then: 'a data validation exception is thrown'
+            thrown(DataValidationException)
+        where: 'given parameters'
+            scenarioDesired | invalidData             | contentType
+            'json'          | '{invalid  json'        | ContentType.XML
+            'xml'           | '<invalid xml'          | ContentType.JSON
+    }
+
+
     def 'Saving child data fragment under existing node.'() {
         given: 'schema set for given anchor and dataspace references test-tree model'
             setupSchemaSetMocks('test-tree.yang')
diff --git a/cps-service/src/test/groovy/org/onap/cps/utils/XmlFileUtilsSpec.groovy b/cps-service/src/test/groovy/org/onap/cps/utils/XmlFileUtilsSpec.groovy
new file mode 100644
index 000000000..b044e2e72
--- /dev/null
+++ b/cps-service/src/test/groovy/org/onap/cps/utils/XmlFileUtilsSpec.groovy
@@ -0,0 +1,61 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2022 Deutsche Telekom AG
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+package org.onap.cps.utils
+
+import org.onap.cps.TestUtils
+import org.onap.cps.yang.YangTextSchemaSourceSetBuilder
+import spock.lang.Specification
+
+class XmlFileUtilsSpec extends Specification {
+    def 'Parse a valid xml content #scenario'(){
+        given: 'YANG model schema context'
+            def yangResourceNameToContent = TestUtils.getYangResourcesAsMap('bookstore.yang')
+            def schemaContext = YangTextSchemaSourceSetBuilder.of(yangResourceNameToContent).getSchemaContext()
+        when: 'the XML data is parsed'
+            def parsedXmlContent = XmlFileUtils.prepareXmlContent(xmlData, schemaContext)
+        then: 'the result XML is wrapped by root node defined in YANG schema'
+            assert parsedXmlContent == expectedOutput
+        where:
+            scenario                        | xmlData                                                                   || expectedOutput
+            'without root data node'        | '<?xml version="1.0" encoding="UTF-8"?><class> </class>'                  || '<?xml version="1.0" encoding="UTF-8"?><stores xmlns="urn:ietf:params:xml:ns:netconf:base:1.0"><class> </class></stores>'
+            'with root data node'           | '<?xml version="1.0" encoding="UTF-8"?><stores><class> </class></stores>' || '<?xml version="1.0" encoding="UTF-8"?><stores><class> </class></stores>'
+            'no xml header'                 | '<stores><class> </class></stores>'                                       || '<stores><class> </class></stores>'
+    }
+
+    def 'Parse a xml content with XPath container #scenario'() {
+        given: 'YANG model schema context'
+            def yangResourceNameToContent = TestUtils.getYangResourcesAsMap('test-tree.yang')
+            def schemaContext = YangTextSchemaSourceSetBuilder.of(yangResourceNameToContent).getSchemaContext()
+        and: 'Parent schema node by xPath'
+            def parentSchemaNode = YangUtils.getDataSchemaNodeAndIdentifiersByXpath(xPath, schemaContext)
+                    .get("dataSchemaNode")
+        when: 'the XML data is parsed'
+            def parsedXmlContent = XmlFileUtils.prepareXmlContent(xmlData, parentSchemaNode, xPath)
+        then: 'the result XML is wrapped by xPath defined parent root node'
+            assert parsedXmlContent == expectedOutput
+        where:
+            scenario                 | xmlData                                                                                                                                                                                    | xPath                                 || expectedOutput
+            'XML element test tree'  | '<?xml version="1.0" encoding="UTF-8"?><test-tree xmlns="org:onap:cps:test:test-tree"><branch><name>Left</name><nest><name>Small</name><birds>Sparrow</birds></nest></branch></test-tree>' | '/test-tree'                          || '<?xml version="1.0" encoding="UTF-8"?><test-tree xmlns="org:onap:cps:test:test-tree"><branch><name>Left</name><nest><name>Small</name><birds>Sparrow</birds></nest></branch></test-tree>'
+            'without root data node' | '<?xml version="1.0" encoding="UTF-8"?><nest xmlns="org:onap:cps:test:test-tree"><name>Small</name><birds>Sparrow</birds></nest>'                                                          | '/test-tree/branch[@name=\'Branch\']' || '<?xml version="1.0" encoding="UTF-8"?><branch xmlns="org:onap:cps:test:test-tree"><name>Branch</name><nest><name>Small</name><birds>Sparrow</birds></nest></branch>'
+
+
+    }
+
+}
diff --git a/cps-service/src/test/groovy/org/onap/cps/utils/YangUtilsSpec.groovy b/cps-service/src/test/groovy/org/onap/cps/utils/YangUtilsSpec.groovy
index 990b7186f..bf6e134a6 100644
--- a/cps-service/src/test/groovy/org/onap/cps/utils/YangUtilsSpec.groovy
+++ b/cps-service/src/test/groovy/org/onap/cps/utils/YangUtilsSpec.groovy
@@ -3,6 +3,7 @@
  *  Copyright (C) 2020-2022 Nordix Foundation
  *  Modifications Copyright (C) 2021 Pantheon.tech
  *  Modifications Copyright (C) 2022 TechMahindra Ltd.
+ *  Modifications Copyright (C) 2022 Deutsche Telekom AG
  *  ================================================================================
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -30,7 +31,7 @@ import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode
 import spock.lang.Specification
 
 class YangUtilsSpec extends Specification {
-    def 'Parsing a valid Json String.'() {
+    def 'Parsing a valid multicontainer Json String.'() {
         given: 'a yang model (file)'
             def jsonData = org.onap.cps.TestUtils.getResourceFileContent('multiple-object-data.json')
         and: 'a model for that data'
@@ -48,36 +49,62 @@ class YangUtilsSpec extends Specification {
             1       | 'last-container'
     }
 
+    def 'Parsing a valid #scenario String.'() {
+        given: 'a yang model (file)'
+            def fileData = org.onap.cps.TestUtils.getResourceFileContent(contentFile)
+        and: 'a model for that data'
+            def yangResourceNameToContent = TestUtils.getYangResourcesAsMap('bookstore.yang')
+            def schemaContext = YangTextSchemaSourceSetBuilder.of(yangResourceNameToContent).getSchemaContext()
+        when: 'the data is parsed'
+            NormalizedNode result = YangUtils.parseData(contentType, fileData, schemaContext)
+        then: 'the result is a normalized node of the correct type'
+            if (revision) {
+                result.identifier.nodeType == QName.create(namespace, revision, localName)
+            } else {
+                result.identifier.nodeType == QName.create(namespace, localName)
+            }
+        where:
+            scenario | contentFile      | contentType      | namespace                                 | revision     | localName
+            'JSON'   | 'bookstore.json' | ContentType.JSON | 'org:onap:ccsdk:sample'                   | '2020-09-15' | 'bookstore'
+            'XML'    | 'bookstore.xml'  | ContentType.XML  | 'urn:ietf:params:xml:ns:netconf:base:1.0' | ''           | 'bookstore'
+    }
+
     def 'Parsing invalid data: #description.'() {
         given: 'a yang model (file)'
             def yangResourceNameToContent = TestUtils.getYangResourcesAsMap('bookstore.yang')
             def schemaContext = YangTextSchemaSourceSetBuilder.of(yangResourceNameToContent).getSchemaContext()
         when: 'invalid data is parsed'
-            YangUtils.parseJsonData(invalidJson, schemaContext)
+            YangUtils.parseData(contentType, invalidData, schemaContext)
         then: 'an exception is thrown'
             thrown(DataValidationException)
-        where: 'the following invalid json is provided'
-            invalidJson                                       | description
-            '{incomplete json'                                | 'incomplete json'
-            '{"test:bookstore": {"address": "Parnell st." }}' | 'json with un-modelled data'
-            '{" }'                                            | 'json with syntax exception'
+        where: 'the following invalid data is provided'
+            invalidData                                                                          | contentType      | description
+            '{incomplete json'                                                                   | ContentType.JSON | 'incomplete json'
+            '{"test:bookstore": {"address": "Parnell st." }}'                                    | ContentType.JSON | 'json with un-modelled data'
+            '{" }'                                                                               | ContentType.JSON | 'json with syntax exception'
+            '<data>'                                                                             | ContentType.XML  | 'incomplete xml'
+            '<data><bookstore><bookstore-anything>blabla</bookstore-anything></bookstore</data>' | ContentType.XML  | 'xml with invalid model'
+            ''                                                                                   | ContentType.XML  | 'empty xml'
     }
 
-    def 'Parsing json data fragment by xpath for #scenario.'() {
+    def 'Parsing data fragment by xpath for #scenario.'() {
         given: 'schema context'
             def yangResourcesMap = TestUtils.getYangResourcesAsMap('test-tree.yang')
             def schemaContext = YangTextSchemaSourceSetBuilder.of(yangResourcesMap).getSchemaContext()
         when: 'json string is parsed'
-            def result = YangUtils.parseJsonData(jsonData, schemaContext, parentNodeXpath)
+            def result = YangUtils.parseData(contentType, nodeData, schemaContext, parentNodeXpath)
         then: 'a ContainerNode holding collection of normalized nodes is returned'
             result.body().getAt(0) instanceof NormalizedNode == true
         then: 'result represents a node of expected type'
             result.body().getAt(0).getIdentifier().nodeType == QName.create('org:onap:cps:test:test-tree', '2020-02-02', nodeName)
         where:
-            scenario                    | jsonData                                                                      | parentNodeXpath                       || nodeName
-            'list element as container' | '{ "branch": { "name": "B", "nest": { "name": "N", "birds": ["bird"] } } }'   | '/test-tree'                          || 'branch'
-            'list element within list'  | '{ "branch": [{ "name": "B", "nest": { "name": "N", "birds": ["bird"] } }] }' | '/test-tree'                          || 'branch'
-            'container element'         | '{ "nest": { "name": "N", "birds": ["bird"] } }'                              | '/test-tree/branch[@name=\'Branch\']' || 'nest'
+            scenario                         | contentType      | nodeData                                                                                                                                                                                                      | parentNodeXpath                       || nodeName
+            'JSON list element as container' | ContentType.JSON | '{ "branch": { "name": "B", "nest": { "name": "N", "birds": ["bird"] } } }'                                                                                                                                   | '/test-tree'                          || 'branch'
+            'JSON list element within list'  | ContentType.JSON | '{ "branch": [{ "name": "B", "nest": { "name": "N", "birds": ["bird"] } }] }'                                                                                                                                 | '/test-tree'                          || 'branch'
+            'JSON container element'         | ContentType.JSON | '{ "nest": { "name": "N", "birds": ["bird"] } }'                                                                                                                                                              | '/test-tree/branch[@name=\'Branch\']' || 'nest'
+            'XML element test tree'          | ContentType.XML  | '<?xml version=\'1.0\' encoding=\'UTF-8\'?><branch xmlns="org:onap:cps:test:test-tree"><name>Left</name><nest><name>Small</name><birds>Sparrow</birds></nest></branch>'                                       | '/test-tree'                          || 'branch'
+            'XML element branch xpath'       | ContentType.XML  | '<?xml version=\'1.0\' encoding=\'UTF-8\'?><branch xmlns="org:onap:cps:test:test-tree"><name>Left</name><nest><name>Small</name><birds>Sparrow</birds><birds>Robin</birds></nest></branch>'                   | '/test-tree'                          || 'branch'
+            'XML container element'          | ContentType.XML  | '<?xml version=\'1.0\' encoding=\'UTF-8\'?><nest xmlns="org:onap:cps:test:test-tree"><name>Small</name><birds>Sparrow</birds></nest>'                                                                         | '/test-tree/branch[@name=\'Branch\']' || 'nest'
     }
 
     def 'Parsing json data fragment by xpath error scenario: #scenario.'() {
@@ -135,5 +162,4 @@ class YangUtilsSpec extends Specification {
             'xpath contains list attribute'                | '/test-tree/branch[@name=\'Branch\']'                               || ['test-tree','branch']
             'xpath contains list attributes with /'        | '/test-tree/branch[@name=\'/Branch\']/categories[@id=\'/broken\']'  || ['test-tree','branch','categories']
     }
-
 }
diff --git a/cps-service/src/test/resources/bookstore.xml b/cps-service/src/test/resources/bookstore.xml
new file mode 100644
index 000000000..dd45e1689
--- /dev/null
+++ b/cps-service/src/test/resources/bookstore.xml
@@ -0,0 +1,19 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<stores xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
+<bookstore xmlns="org:onap:ccsdk:sample">
+    <bookstore-name>Chapters</bookstore-name>
+    <categories>
+        <code>1</code>
+        <name>SciFi</name>
+        <books>
+            <title>2001: A Space Odyssey</title>
+            <lang>en</lang>
+            <authors>
+                Iain M. Banks
+            </authors>
+            <pub_year>1994</pub_year>
+            <price>895</price>
+        </books>
+    </categories>
+</bookstore>
+</stores>
\ No newline at end of file
diff --git a/cps-service/src/test/resources/bookstore_xpath.xml b/cps-service/src/test/resources/bookstore_xpath.xml
new file mode 100644
index 000000000..e206901d6
--- /dev/null
+++ b/cps-service/src/test/resources/bookstore_xpath.xml
@@ -0,0 +1,17 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<bookstore xmlns="org:onap:ccsdk:sample">
+    <bookstore-name>Chapters</bookstore-name>
+    <categories>
+        <code>1</code>
+        <name>SciFi</name>
+        <books>
+            <title>2001: A Space Odyssey</title>
+            <lang>en</lang>
+            <authors>
+                Iain M. Banks
+            </authors>
+            <pub_year>1994</pub_year>
+            <price>895</price>
+        </books>
+    </categories>
+</bookstore>
\ No newline at end of file
diff --git a/cps-service/src/test/resources/test-tree.xml b/cps-service/src/test/resources/test-tree.xml
new file mode 100644
index 000000000..3daa814cf
--- /dev/null
+++ b/cps-service/src/test/resources/test-tree.xml
@@ -0,0 +1,27 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<data xmlns="urn:ietf:params:xml:ns:netconf:base:1.0">
+    <test-tree xmlns="org:onap:cps:test:test-tree">
+        <branch>
+            <name>Left</name>
+            <nest>
+                <name>Small</name>
+                <birds>Sparrow</birds>
+                <birds>Robin</birds>
+                <birds>Finch</birds>
+            </nest>
+        </branch>
+        <branch>
+            <name>Right</name>
+            <nest>
+                <name>Big</name>
+                <birds>Owl</birds>
+                <birds>Raven</birds>
+                <birds>Crow</birds>
+            </nest>
+        </branch>
+        <fruit>
+            <name>Apple</name>
+            <color>Green</color>
+        </fruit>
+    </test-tree>
+</data>