Reimplement groovy network graphql integration test in java

pom.xml

@@ -390,6 +390,12 @@
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>org.springframework.graphql</groupId>
+            <artifactId>spring-graphql-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+
     </dependencies>
 
     <build>

src/test/java/no/entur/uttu/integration/AbstractGraphQLIntegrationTest.java

@@ -0,0 +1,36 @@
+package no.entur.uttu.integration;
+
+import no.entur.uttu.UttuIntegrationTest;
+import no.entur.uttu.stubs.UserContextServiceStub;
+import org.junit.Before;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.graphql.test.tester.HttpGraphQlTester;
+import org.springframework.test.context.ActiveProfiles;
+import org.springframework.test.web.reactive.server.WebTestClient;
+
+@ActiveProfiles({ "in-memory-blobstore" })
+public abstract class AbstractGraphQLIntegrationTest extends UttuIntegrationTest {
+
+  @Autowired
+  private UserContextServiceStub userContextServiceStub;
+
+  HttpGraphQlTester graphQlTester;
+
+  @Before
+  public void setup() {
+    userContextServiceStub.setPreferredName("John Doe");
+    userContextServiceStub.setAdmin(false);
+    userContextServiceStub.setHasAccessToProvider("tst", true);
+    userContextServiceStub.setHasAccessToProvider("foo", false);
+
+    WebTestClient.Builder clientBuilder = WebTestClient
+      .bindToServer()
+      .baseUrl("http://localhost:" + port + "/services/flexible-lines/tst/graphql");
+
+    graphQlTester =
+      HttpGraphQlTester
+        .builder(clientBuilder)
+        .headers(headers -> headers.setBasicAuth("admin", "topsecret"))
+        .build();
+  }
+}

src/test/java/no/entur/uttu/integration/NetworkGraphQLIntegrationTest.java

@@ -0,0 +1,60 @@
+package no.entur.uttu.integration;
+
+import java.util.HashMap;
+import org.junit.Test;
+import org.springframework.graphql.test.tester.GraphQlTester;
+
+public class NetworkGraphQLIntegrationTest extends AbstractGraphQLIntegrationTest {
+
+  @Test
+  public void testCreateNetwork() {
+    var input = new HashMap<>();
+    input.put("name", "TestNetwork");
+    input.put("authorityRef", "NOG:Authority:1");
+    GraphQlTester.Response response = graphQlTester
+      .document(
+        """
+            mutation mutateNetwork($network: NetworkInput!) {
+                mutateNetwork(input: $network) {
+                    id
+                }
+            }
+            """
+      )
+      .variable("network", input)
+      .execute();
+
+    String networkId = response.path("mutateNetwork.id").entity(String.class).get();
+
+    response =
+      graphQlTester
+        .document(
+          """
+                    query GetNetwork($id: ID!) {
+                        network(id: $id) {
+                            id
+                            name
+                            authorityRef
+                        }
+                    }
+                    """
+        )
+        .variable("id", networkId)
+        .execute();
+
+    response
+      .path("network.id")
+      .entity(String.class)
+      .matches(id -> id.startsWith("TST:Network:"));
+
+    response
+      .path("network.name")
+      .entity(String.class)
+      .matches(name -> name.equals("TestNetwork"));
+
+    response
+      .path("network.authorityRef")
+      .entity(String.class)
+      .matches(authorityRef -> authorityRef.equals("NOG:Authority:1"));
+  }
+}