test(bulk-model-sync-gradle): add test for add children

Author: mhuster23

bulk-model-sync-gradle-test/src/test/kotlin/org/modelix/model/sync/bulk/gradle/test/ChangeApplier.kt

@@ -16,6 +16,7 @@
 
 package org.modelix.model.sync.bulk.gradle.test
 
+import GraphLang.C_Node
 import GraphLang.L_GraphLang
 import GraphLang.N_Edge
 import GraphLang.N_Graph
@@ -27,6 +28,7 @@ import jetbrains.mps.lang.core.L_jetbrains_mps_lang_core
 import kotlinx.coroutines.runBlocking
 import org.modelix.metamodel.TypedLanguagesRegistry
 import org.modelix.metamodel.typed
+import org.modelix.metamodel.untyped
 import org.modelix.model.ModelFacade
 import org.modelix.model.api.BuiltinLanguages
 import org.modelix.model.api.ConceptReference
@@ -63,6 +65,11 @@ class ChangeApplier {
                 graphNodes[1].name = "Y"
                 graphNodes[2].name = "Z"
 
+                val graph = graphNodes[0].untyped().parent?.typed<N_Graph>() ?: error("parent not found")
+                graph.nodes.addNew(3, C_Node).apply {
+                    name = "NewNode"
+                }
+
                 val edges = rootNode
                     .getDescendants(false)
                     .filter { it.getConceptReference() == ConceptReference(_C_UntypedImpl_Edge.getUID()) }

bulk-model-sync-gradle-test/src/test/kotlin/org/modelix/model/sync/bulk/gradle/test/PullTest.kt

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.TestInstance
 import org.xmlunit.builder.Input
 import org.xmlunit.xpath.JAXPXPathEngine
 import java.io.File
+import kotlin.test.assertContains
 import kotlin.test.assertContentEquals
 import kotlin.test.assertEquals
 
@@ -46,11 +47,23 @@ class PullTest {
             .selectNodes("model/node/node[@concept='1DmExO']/property", solution1Xml)
 
         val actual = properties.map { it.attributes.getNamedItem("value").nodeValue }
-        val expected = listOf("X", "Y", "Z", "D", "E")
+        val expected = listOf("X", "Y", "Z", "NewNode", "D", "E")
 
         assertContentEquals(expected, actual)
     }
 
+    @Test
+    fun `added child was synced to local`() {
+        val xpath = JAXPXPathEngine()
+        val nodes = xpath.selectNodes("model/node/node[@concept='1DmExO']", solution1Xml)
+
+        val nodeNames = nodes.flatMap { xpath.selectNodes("property", it) }
+            .map { it.attributes.getNamedItem("value").nodeValue }
+
+        assertEquals(6, nodes.count())
+        assertContains(nodeNames, "NewNode")
+    }
+
     @Test
     fun `references were synced to local`() {
         val references = JAXPXPathEngine()