Fixed concurrency problems
[nonrtric.git] / policy-agent / src / test / java / org / oransc / policyagent / tasks / StartupServiceTest.java
index b44eb29..eeecc1c 100644 (file)
 
 package org.oransc.policyagent.tasks;
 
-import static org.junit.Assert.assertEquals;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.awaitility.Awaitility.await;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.verifyNoMoreInteractions;
 import static org.mockito.Mockito.when;
-import static org.oransc.policyagent.repository.Ric.RicState.ACTIVE;
+import static org.oransc.policyagent.repository.Ric.RicState.IDLE;
 
+import com.google.common.collect.ImmutableList;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
 import java.util.Vector;
 
-import org.junit.Test;
-import org.oransc.policyagent.clients.RicClient;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.junit.jupiter.MockitoExtension;
+import org.oransc.policyagent.clients.A1Client;
+import org.oransc.policyagent.clients.A1ClientFactory;
 import org.oransc.policyagent.configuration.ApplicationConfig;
 import org.oransc.policyagent.configuration.ImmutableRicConfig;
 import org.oransc.policyagent.configuration.RicConfig;
-import org.oransc.policyagent.exceptions.ServiceException;
-import org.oransc.policyagent.repository.ImmutablePolicyType;
+import org.oransc.policyagent.repository.Policies;
+import org.oransc.policyagent.repository.Policy;
 import org.oransc.policyagent.repository.PolicyType;
 import org.oransc.policyagent.repository.PolicyTypes;
 import org.oransc.policyagent.repository.Ric;
+import org.oransc.policyagent.repository.Ric.RicState;
 import org.oransc.policyagent.repository.Rics;
+import org.oransc.policyagent.repository.Services;
+
+import reactor.core.publisher.Flux;
+import reactor.core.publisher.Mono;
 
+@ExtendWith(MockitoExtension.class)
 public class StartupServiceTest {
     private static final String FIRST_RIC_NAME = "first";
     private static final String FIRST_RIC_URL = "firstUrl";
     private static final String SECOND_RIC_NAME = "second";
     private static final String SECOND_RIC_URL = "secondUrl";
+    private static final String MANAGED_NODE_A = "nodeA";
+    private static final String MANAGED_NODE_B = "nodeB";
+    private static final String MANAGED_NODE_C = "nodeC";
 
-    private static final String PLOCY_TYPE_1_NAME = "type1";
+    private static final String POLICY_TYPE_1_NAME = "type1";
     private static final String POLICY_TYPE_2_NAME = "type2";
 
     ApplicationConfig appConfigMock;
+    RefreshConfigTask refreshTaskMock;
+
+    A1Client a1ClientMock;
+    A1ClientFactory a1ClientFactory;
+
+    @BeforeEach
+    public void init() throws Exception {
+        a1ClientMock = mock(A1Client.class);
+        a1ClientFactory = mock(A1ClientFactory.class);
+        appConfigMock = mock(ApplicationConfig.class);
+        refreshTaskMock = mock(RefreshConfigTask.class);
+        doReturn(Mono.just(a1ClientMock)).when(a1ClientFactory).createA1Client(any());
+    }
+
+    @Test
+    public void startupAndAllOk_thenRicsAreConfiguredInRepository() {
+        Mono<List<String>> policyTypes1 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME));
+        Mono<List<String>> policyTypes2 = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME, POLICY_TYPE_2_NAME));
+        doReturn(policyTypes1, policyTypes2).when(a1ClientMock).getPolicyTypeIdentities();
+        doReturn(Mono.just("Schema")).when(a1ClientMock).getPolicyTypeSchema(anyString());
+        doReturn(Flux.empty()).when(a1ClientMock).deleteAllPolicies();
+
+        Rics rics = new Rics();
+        PolicyTypes policyTypes = new PolicyTypes();
+        StartupService serviceUnderTest = new StartupService(appConfigMock, refreshTaskMock, rics, policyTypes,
+            a1ClientFactory, new Policies(), new Services());
+
+        serviceUnderTest.startup();
+
+        serviceUnderTest.onRicConfigUpdate(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A),
+            ApplicationConfig.RicConfigUpdate.ADDED);
+        serviceUnderTest.onRicConfigUpdate(
+            getRicConfig(SECOND_RIC_NAME, SECOND_RIC_URL, MANAGED_NODE_B, MANAGED_NODE_C),
+            ApplicationConfig.RicConfigUpdate.ADDED);
+
+        Ric firstRic = rics.get(FIRST_RIC_NAME);
+        Ric secondRic = rics.get(SECOND_RIC_NAME);
+        await().untilAsserted(() -> assertThat(firstRic.getState()).isEqualTo(IDLE));
+        await().untilAsserted(() -> assertThat(secondRic.getState()).isEqualTo(IDLE));
+
+        assertTrue(policyTypes.contains(POLICY_TYPE_1_NAME), POLICY_TYPE_1_NAME + " not added to PolicyTypes.");
+        assertTrue(policyTypes.contains(POLICY_TYPE_2_NAME), POLICY_TYPE_2_NAME + " not added to PolicyTypes.");
+        assertEquals(2, rics.size(), "Correct number of Rics not added to Rics");
+
+        assertNotNull(firstRic, "Ric " + FIRST_RIC_NAME + " not added to repository");
+        assertEquals(FIRST_RIC_NAME, firstRic.name(), FIRST_RIC_NAME + " not added to Rics");
+
+        assertEquals(1, firstRic.getSupportedPolicyTypes().size(),
+            "Not correct no of types supported for ric " + FIRST_RIC_NAME);
+        assertTrue(firstRic.isSupportingType(POLICY_TYPE_1_NAME),
+            POLICY_TYPE_1_NAME + " not supported by ric " + FIRST_RIC_NAME);
+        assertEquals(1, firstRic.getManagedElementIds().size(),
+            "Not correct no of managed nodes for ric " + FIRST_RIC_NAME);
+        assertTrue(firstRic.isManaging(MANAGED_NODE_A), MANAGED_NODE_A + " not managed by ric " + FIRST_RIC_NAME);
+
+        assertNotNull(secondRic, "Ric " + SECOND_RIC_NAME + " not added to repository");
+        assertEquals(SECOND_RIC_NAME, secondRic.name(), SECOND_RIC_NAME + " not added to Rics");
+        assertEquals(2, secondRic.getSupportedPolicyTypes().size(),
+            "Not correct no of types supported for ric " + SECOND_RIC_NAME);
+        assertTrue(secondRic.isSupportingType(POLICY_TYPE_1_NAME),
+            POLICY_TYPE_1_NAME + " not supported by ric " + SECOND_RIC_NAME);
+        assertTrue(secondRic.isSupportingType(POLICY_TYPE_2_NAME),
+            POLICY_TYPE_2_NAME + " not supported by ric " + SECOND_RIC_NAME);
+        assertEquals(2, secondRic.getManagedElementIds().size(),
+            "Not correct no of managed nodes for ric " + SECOND_RIC_NAME);
+        assertTrue(secondRic.isManaging(MANAGED_NODE_B), MANAGED_NODE_B + " not managed by ric " + SECOND_RIC_NAME);
+        assertTrue(secondRic.isManaging(MANAGED_NODE_C), MANAGED_NODE_C + " not managed by ric " + SECOND_RIC_NAME);
+    }
 
     @Test
-    public void startup_allOk() throws ServiceException {
-        ApplicationConfig appConfigMock = mock(ApplicationConfig.class);
-        Vector<RicConfig> ricConfigs = new Vector<>(2);
-        ricConfigs.add(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, "nodeA"));
-        ricConfigs.add(getRicConfig(SECOND_RIC_NAME, SECOND_RIC_URL, "nodeB", "nodeC"));
-        when(appConfigMock.getRicConfigs()).thenReturn(ricConfigs);
-
-        Vector<PolicyType> firstTypes = new Vector<>();
-        PolicyType type1 = ImmutablePolicyType.builder().name(PLOCY_TYPE_1_NAME).jsonSchema("{}").build();
-        firstTypes.add(type1);
-        Vector<PolicyType> secondTypes = new Vector<>();
-        secondTypes.add(type1);
-        PolicyType type2 = ImmutablePolicyType.builder().name(POLICY_TYPE_2_NAME).jsonSchema("{}").build();
-        secondTypes.add(type2);
-        RicClient ricClientMock = mock(RicClient.class);
-        when(ricClientMock.getPolicyTypes(FIRST_RIC_URL)).thenReturn(firstTypes);
-        when(ricClientMock.getPolicyTypes("secondUrl")).thenReturn(secondTypes);
+    public void startupAndUnableToConnectToGetTypes_thenRicStateSetToUndefined() {
+        Mono<?> error = Mono.error(new Exception("Unable to contact ric."));
+        doReturn(error, error).when(a1ClientMock).getPolicyTypeIdentities();
 
         Rics rics = new Rics();
         PolicyTypes policyTypes = new PolicyTypes();
-        StartupService serviceUnderTest = new StartupService(appConfigMock, rics, policyTypes, ricClientMock);
+        StartupService serviceUnderTest = new StartupService(appConfigMock, refreshTaskMock, rics, policyTypes,
+            a1ClientFactory, new Policies(), new Services());
+
+        serviceUnderTest.startup();
+        serviceUnderTest.onRicConfigUpdate(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A),
+            ApplicationConfig.RicConfigUpdate.ADDED);
+
+        assertEquals(RicState.UNDEFINED, rics.get(FIRST_RIC_NAME).getState(),
+            "Not correct state for " + FIRST_RIC_NAME);
+    }
+
+    @Test
+    public void startupAndUnableToConnectToDeleteAllPolicies_thenRicStateSetToUndefined() {
+
+        Mono<List<String>> policyTypes = Mono.just(Arrays.asList(POLICY_TYPE_1_NAME));
+        when(a1ClientMock.getPolicyTypeIdentities()).thenReturn(policyTypes);
+        when(a1ClientMock.getPolicyTypeSchema(anyString())).thenReturn(Mono.just("Schema"));
+        Flux<?> error = Flux.error(new Exception("Unable to contact ric."));
+        doReturn(error).when(a1ClientMock).deleteAllPolicies();
+
+        RicConfig ricConfig = mock(RicConfig.class);
+        when(ricConfig.name()).thenReturn(FIRST_RIC_NAME);
+        when(ricConfig.managedElementIds()).thenReturn(ImmutableList.copyOf(Collections.emptyList()));
+        Ric ric = new Ric(ricConfig);
+
+        PolicyType policyType = mock(PolicyType.class);
+        when(policyType.name()).thenReturn(POLICY_TYPE_1_NAME);
+
+        Policy policy = mock(Policy.class);
+        when(policy.ric()).thenReturn(ric);
+        when(policy.type()).thenReturn(policyType);
+        Policies policies = new Policies();
+        policies.put(policy);
+
+        StartupService serviceUnderTest = new StartupService(appConfigMock, refreshTaskMock, new Rics(),
+            new PolicyTypes(), a1ClientFactory, policies, new Services());
 
         serviceUnderTest.startup();
+        serviceUnderTest.onRicConfigUpdate(getRicConfig(FIRST_RIC_NAME, FIRST_RIC_URL, MANAGED_NODE_A),
+            ApplicationConfig.RicConfigUpdate.ADDED);
 
-        verify(ricClientMock).deleteAllPolicies(FIRST_RIC_URL);
-        verify(ricClientMock).getPolicyTypes(FIRST_RIC_URL);
-        verify(ricClientMock).deleteAllPolicies(SECOND_RIC_URL);
-        verify(ricClientMock).getPolicyTypes(SECOND_RIC_URL);
-        verifyNoMoreInteractions(ricClientMock);
-
-        assertEquals("Correct nymber of Rics not added to Rics", 2, rics.size());
-        Ric firstRic = rics.getRic(FIRST_RIC_NAME);
-        assertEquals("Not correct Ric \"" + FIRST_RIC_NAME + "\" added to Rics", FIRST_RIC_NAME, firstRic.name());
-        assertEquals("Not correct state for \"" + FIRST_RIC_NAME + "\"", ACTIVE, firstRic.state());
-        Ric secondRic = rics.getRic(SECOND_RIC_NAME);
-        assertEquals("Not correct Ric \"" + SECOND_RIC_NAME + "\" added to Rics", SECOND_RIC_NAME, secondRic.name());
-        assertEquals("Not correct state for \"" + SECOND_RIC_NAME + "\"", ACTIVE, secondRic.state());
-
-        assertEquals("Not correct number of policy types added.", 2, policyTypes.size());
-        assertEquals("Not correct type added.", type1, policyTypes.getType(PLOCY_TYPE_1_NAME));
-        assertEquals("Not correct type added.", type2, policyTypes.getType(POLICY_TYPE_2_NAME));
+        assertEquals(RicState.UNDEFINED, ric.getState(), "Not correct state for " + FIRST_RIC_NAME);
     }
 
-    private RicConfig getRicConfig(String name, String baseUrl, String... nodeNames) {
-        Vector<String> managedNodes = new Vector<String>(1);
-        for (String nodeName : managedNodes) {
-            managedNodes.add(nodeName);
+    @SafeVarargs
+    private <T> Vector<T> toVector(T... objs) {
+        Vector<T> result = new Vector<>();
+        for (T o : objs) {
+            result.add(o);
         }
+        return result;
+    }
+
+    private RicConfig getRicConfig(String name, String baseUrl, String... managedElementIds) {
         ImmutableRicConfig ricConfig = ImmutableRicConfig.builder() //
             .name(name) //
-            .managedElementIds(managedNodes) //
+            .managedElementIds(toVector(managedElementIds)) //
             .baseUrl(baseUrl) //
             .build();
         return ricConfig;