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authorEric Santos <eric.santos@yoppworks.com>2021-05-06 14:18:58 -0400
committerM.Hosnidokht <mohammad.hosnidokht@yoppworks.com>2021-05-28 09:47:11 -0400
commit364dbfd6f51650718d803c7249fe854370eb901e (patch)
tree9eef0b381184e7c3a58da3bff72c8c9673a3c547
parent641a1a0318a6de88ad5e4643258f7165783141e7 (diff)
Add multi-tenancy integration tests
- Created a separate directory under 'src' for integration tests - Moved all multi-tenancy related integration test classes and files into 'it' directory - Depends on https://gerrit.onap.org/r/c/ci-management/+/121243 Issue-ID: AAI-3324 Signed-off-by: Santos, Eric <eric.santos@yoppworks.com> Change-Id: Ie50e81bad6b72fdd02ff2e937f2fda5e6b8228e9
-rw-r--r--aai-resources/pom.xml48
-rw-r--r--aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestConfiguration.java73
-rw-r--r--aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestProperties.java44
-rw-r--r--aai-resources/src/it/java/org/onap/aai/multitenancy/MultiTenancyIT.java119
-rw-r--r--aai-resources/src/it/java/org/onap/aai/multitenancy/RoleHandler.java57
-rw-r--r--aai-resources/src/it/resources/application-keycloak-test.properties17
-rw-r--r--aai-resources/src/it/resources/multi-tenancy-realm.json173
-rw-r--r--aai-resources/src/it/resources/payloads/resource/pnf.json9
-rw-r--r--readme.md5
9 files changed, 545 insertions, 0 deletions
diff --git a/aai-resources/pom.xml b/aai-resources/pom.xml
index 908e1ee..2f8736c 100644
--- a/aai-resources/pom.xml
+++ b/aai-resources/pom.xml
@@ -82,7 +82,9 @@
<micrometer-core.version>1.6.6</micrometer-core.version>
<micrometer-registry-prometheus.version>1.6.6</micrometer-registry-prometheus.version>
<micrometer-jersey2>1.6.6</micrometer-jersey2>
+ <testcontainers.version>1.6.1</testcontainers.version>
<!-- Setting some default value to not complain by editor but it will be overridden by gmaven plugin -->
+ <build.helper-maven-plugin.version>3.2.0</build.helper-maven-plugin.version>
</properties>
<profiles>
<!-- Docker profile to be used for building docker image and pushing to nexus -->
@@ -667,6 +669,18 @@
<groupId>org.keycloak</groupId>
<artifactId>keycloak-spring-boot-starter</artifactId>
</dependency>
+ <dependency>
+ <groupId>com.github.dasniko</groupId>
+ <artifactId>testcontainers-keycloak</artifactId>
+ <version>${testcontainers.version}</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <groupId>org.keycloak</groupId>
+ <artifactId>keycloak-admin-client</artifactId>
+ <version>${keycloak.version}</version>
+ <scope>test</scope>
+ </dependency>
</dependencies>
<dependencyManagement>
<dependencies>
@@ -923,6 +937,7 @@
<configuration>
<mainClass>${start-class}</mainClass>
<layout>ZIP</layout>
+ <classifier>exec</classifier>
</configuration>
<executions>
<execution>
@@ -941,6 +956,39 @@
</excludes>
</configuration>
</plugin>
+ <plugin>
+ <groupId>org.codehaus.mojo</groupId>
+ <artifactId>build-helper-maven-plugin</artifactId>
+ <version>${build.helper-maven-plugin.version}</version>
+ <executions>
+ <execution>
+ <id>add-integration-test-source</id>
+ <phase>generate-test-sources</phase>
+ <goals>
+ <goal>add-test-source</goal>
+ </goals>
+ <configuration>
+ <sources>
+ <source>src/it/java</source>
+ </sources>
+ </configuration>
+ </execution>
+ <execution>
+ <id>add-integration-test-resource</id>
+ <phase>generate-test-resources</phase>
+ <goals>
+ <goal>add-test-resource</goal>
+ </goals>
+ <configuration>
+ <resources>
+ <resource>
+ <directory>src/it/resources</directory>
+ </resource>
+ </resources>
+ </configuration>
+ </execution>
+ </executions>
+ </plugin>
</plugins>
</build>
<reporting>
diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestConfiguration.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestConfiguration.java
new file mode 100644
index 0000000..01f335a
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestConfiguration.java
@@ -0,0 +1,73 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.aai.multitenancy;
+
+import com.github.dockerjava.api.model.ExposedPort;
+import com.github.dockerjava.api.model.HostConfig;
+import com.github.dockerjava.api.model.PortBinding;
+import com.github.dockerjava.api.model.Ports;
+import dasniko.testcontainers.keycloak.KeycloakContainer;
+import org.keycloak.adapters.springboot.KeycloakSpringBootProperties;
+import org.keycloak.admin.client.Keycloak;
+import org.keycloak.admin.client.KeycloakBuilder;
+import org.keycloak.representations.adapters.config.AdapterConfig;
+import org.springframework.boot.test.context.TestConfiguration;
+import org.springframework.context.annotation.Bean;
+
+@TestConfiguration
+class KeycloakTestConfiguration {
+
+ @Bean
+ public AdapterConfig adapterConfig() {
+ return new KeycloakSpringBootProperties();
+ }
+
+ @Bean
+ KeycloakContainer keycloakContainer(KeycloakTestProperties properties) {
+ KeycloakContainer keycloak = new KeycloakContainer("jboss/keycloak:12.0.4")
+ .withRealmImportFile(properties.realmJson)
+ .withCreateContainerCmdModifier(cmd -> cmd.withHostConfig(
+ new HostConfig().withPortBindings(new PortBinding(Ports.Binding.bindPort(Integer.parseInt(properties.port)), new ExposedPort(8080)))
+ ));
+ keycloak.start();
+ return keycloak;
+ }
+
+ @Bean
+ Keycloak keycloakAdminClient(KeycloakContainer keycloak, KeycloakTestProperties properties) {
+ return KeycloakBuilder.builder()
+ .serverUrl(keycloak.getAuthServerUrl())
+ .realm(properties.realm)
+ .clientId(properties.adminCli)
+ .username(keycloak.getAdminUsername())
+ .password(keycloak.getAdminPassword())
+ .build();
+ }
+
+ @Bean
+ RoleHandler roleHandler(Keycloak adminClient, KeycloakTestProperties properties) {
+ return new RoleHandler(adminClient, properties);
+ }
+
+ @Bean
+ KeycloakTestProperties properties() {
+ return new KeycloakTestProperties();
+ }
+}
diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestProperties.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestProperties.java
new file mode 100644
index 0000000..de62d2d
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/KeycloakTestProperties.java
@@ -0,0 +1,44 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.aai.multitenancy;
+
+import org.springframework.beans.factory.annotation.Value;
+
+class KeycloakTestProperties {
+
+ @Value("${test.keycloak.realm.json}")
+ public String realmJson;
+
+ @Value("${keycloak.realm}")
+ public String realm;
+
+ @Value("${keycloak.resource}")
+ public String clientId;
+
+ @Value("${test.keycloak.client.secret}")
+ public String clientSecret;
+
+ @Value("${test.keycloak.admin.cli}")
+ public String adminCli;
+
+ @Value("${test.keycloak.auth-server-port}")
+ public String port;
+
+}
diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/MultiTenancyIT.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/MultiTenancyIT.java
new file mode 100644
index 0000000..2ad9616
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/MultiTenancyIT.java
@@ -0,0 +1,119 @@
+/**
+ * ============LICENSE_START==================================================
+ * org.onap.aai
+ * ===========================================================================
+ * Copyright © 2017-2020 AT&T Intellectual Property. All rights reserved.
+ * ===========================================================================
+ * 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.
+ * ============LICENSE_END====================================================
+ */
+package org.onap.aai.multitenancy;
+
+import dasniko.testcontainers.keycloak.KeycloakContainer;
+import org.junit.Test;
+import org.keycloak.admin.client.Keycloak;
+import org.keycloak.admin.client.KeycloakBuilder;
+import org.keycloak.representations.AccessTokenResponse;
+import org.onap.aai.PayloadUtil;
+import org.onap.aai.rest.AbstractSpringRestTest;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Import;
+import org.springframework.http.*;
+import org.springframework.test.context.TestPropertySource;
+
+import java.util.Collections;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+
+@Import(KeycloakTestConfiguration.class)
+@TestPropertySource(locations = "classpath:application-keycloak-test.properties")
+public class MultiTenancyIT extends AbstractSpringRestTest {
+
+ @Autowired
+ private KeycloakContainer keycloakContainer;
+ @Autowired
+ private RoleHandler roleHandler;
+ @Autowired
+ private KeycloakTestProperties properties;
+
+ @Test
+ public void testCreateAndGetPnf() throws Exception {
+ baseUrl = "http://localhost:" + randomPort;
+ String endpoint = baseUrl + "/aai/v23/network/pnfs/pnf/pnf-1";
+ ResponseEntity responseEntity = null;
+
+ // create pnf with ran (operator)
+ String username = "ran", password = "ran";
+ headers = this.getHeaders(username, password);
+ httpEntity = new HttpEntity(PayloadUtil.getResourcePayload("pnf.json"), headers);
+ responseEntity = restTemplate.exchange(endpoint, HttpMethod.PUT, httpEntity, String.class);
+ assertEquals(HttpStatus.CREATED, responseEntity.getStatusCode());
+
+ // get pnf with bob (operator_readOnly)
+ username = "bob"; password = "bob";
+ headers = this.getHeaders(username, password);
+ httpEntity = new HttpEntity("", headers);
+ responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+ assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
+
+ // get pnf with ted (selector)
+ username = "ted"; password = "ted";
+ headers = this.getHeaders(username, password);
+ httpEntity = new HttpEntity("", headers);
+ responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+ assertEquals(HttpStatus.FORBIDDEN, responseEntity.getStatusCode());
+
+ // add role to ted and try to get pnf again
+ roleHandler.addToUser(RoleHandler.OPERATOR_READ_ONLY, username);
+ headers = this.getHeaders(username, password);
+ httpEntity = new HttpEntity("", headers);
+ responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+ assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
+
+ // get pnf with ran
+ username = "ran"; password = "ran";
+ headers = this.getHeaders(username, password);
+ httpEntity = new HttpEntity("", headers);
+ responseEntity = restTemplate.exchange(endpoint, HttpMethod.GET, httpEntity, String.class);
+ assertEquals(HttpStatus.OK, responseEntity.getStatusCode());
+ }
+
+ private HttpHeaders getHeaders(String username, String password) {
+ HttpHeaders headers = new HttpHeaders();
+
+ headers.setContentType(MediaType.APPLICATION_JSON);
+ headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));
+ headers.add("Real-Time", "true");
+ headers.add("X-FromAppId", "JUNIT");
+ headers.add("X-TransactionId", "JUNIT");
+ headers.add("Authorization", "Bearer " + getStringToken(username, password));
+
+ return headers;
+ }
+
+ private String getStringToken(String username, String password) {
+ Keycloak keycloakClient = KeycloakBuilder.builder()
+ .serverUrl(keycloakContainer.getAuthServerUrl())
+ .realm(properties.realm)
+ .clientId(properties.clientId)
+ .clientSecret(properties.clientSecret)
+ .username(username)
+ .password(password)
+ .build();
+
+ AccessTokenResponse tokenResponse = keycloakClient.tokenManager().getAccessToken();
+ assertNotNull(tokenResponse);
+ return tokenResponse.getToken();
+ }
+}
diff --git a/aai-resources/src/it/java/org/onap/aai/multitenancy/RoleHandler.java b/aai-resources/src/it/java/org/onap/aai/multitenancy/RoleHandler.java
new file mode 100644
index 0000000..0769c15
--- /dev/null
+++ b/aai-resources/src/it/java/org/onap/aai/multitenancy/RoleHandler.java
@@ -0,0 +1,57 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.aai.multitenancy;
+
+import org.keycloak.admin.client.Keycloak;
+import org.keycloak.admin.client.resource.RealmResource;
+
+import java.util.Collections;
+
+class RoleHandler {
+
+ /**
+ Following roles should be the same as given roles in multi-tenancy-realm json file
+ */
+ final static String OPERATOR = "operator";
+ final static String OPERATOR_READ_ONLY = "operator_readOnly";
+ private final Keycloak adminClient;
+ private final KeycloakTestProperties properties;
+
+ RoleHandler(Keycloak adminClient, KeycloakTestProperties properties) {
+ this.adminClient = adminClient;
+ this.properties = properties;
+ }
+
+ void addToUser(String role, String username) {
+ RealmResource realm = adminClient.realm(properties.realm);
+ realm.users().get(username)
+ .roles()
+ .realmLevel()
+ .add(Collections.singletonList(realm.roles().get(role).toRepresentation()));
+ }
+
+ void removeFromUser(String role, String username) {
+ RealmResource realm = adminClient.realm(properties.realm);
+ realm.users().get(username)
+ .roles()
+ .realmLevel()
+ .remove(Collections.singletonList(realm.roles().get(role).toRepresentation()));
+ }
+}
diff --git a/aai-resources/src/it/resources/application-keycloak-test.properties b/aai-resources/src/it/resources/application-keycloak-test.properties
new file mode 100644
index 0000000..ca0266b
--- /dev/null
+++ b/aai-resources/src/it/resources/application-keycloak-test.properties
@@ -0,0 +1,17 @@
+test.keycloak.realm.json=multi-tenancy-realm.json
+test.keycloak.client.secret=secret
+test.keycloak.admin.cli=admin-cli
+test.keycloak.auth-server-port=58180
+
+keycloak.auth-server-url=http://localhost:58180/auth
+keycloak.realm=aai-resources
+keycloak.resource=aai-resources-app
+keycloak.public-client=true
+keycloak.principal-attribute=preferred_username
+
+keycloak.ssl-required=external
+keycloak.bearer-only=true
+
+multi.tenancy.enabled=true
+spring.profiles.active=production,keycloak
+schema.version.list=v10,v11,v12,v13,v14,v15,v23
diff --git a/aai-resources/src/it/resources/multi-tenancy-realm.json b/aai-resources/src/it/resources/multi-tenancy-realm.json
new file mode 100644
index 0000000..401187b
--- /dev/null
+++ b/aai-resources/src/it/resources/multi-tenancy-realm.json
@@ -0,0 +1,173 @@
+{
+ "id": "aai-resources",
+ "realm": "aai-resources",
+ "notBefore": 0,
+ "revokeRefreshToken": false,
+ "refreshTokenMaxReuse": 0,
+ "accessTokenLifespan": 300,
+ "accessTokenLifespanForImplicitFlow": 900,
+ "ssoSessionIdleTimeout": 1800,
+ "ssoSessionMaxLifespan": 36000,
+ "ssoSessionIdleTimeoutRememberMe": 0,
+ "ssoSessionMaxLifespanRememberMe": 0,
+ "offlineSessionIdleTimeout": 2592000,
+ "offlineSessionMaxLifespanEnabled": false,
+ "offlineSessionMaxLifespan": 5184000,
+ "clientSessionIdleTimeout": 0,
+ "clientSessionMaxLifespan": 0,
+ "clientOfflineSessionIdleTimeout": 0,
+ "clientOfflineSessionMaxLifespan": 0,
+ "accessCodeLifespan": 60,
+ "accessCodeLifespanUserAction": 300,
+ "accessCodeLifespanLogin": 1800,
+ "actionTokenGeneratedByAdminLifespan": 43200,
+ "actionTokenGeneratedByUserLifespan": 300,
+ "enabled": true,
+ "sslRequired": "external",
+ "registrationAllowed": false,
+ "registrationEmailAsUsername": false,
+ "rememberMe": false,
+ "verifyEmail": false,
+ "loginWithEmailAllowed": true,
+ "duplicateEmailsAllowed": false,
+ "resetPasswordAllowed": false,
+ "editUsernameAllowed": false,
+ "bruteForceProtected": false,
+ "permanentLockout": false,
+ "maxFailureWaitSeconds": 900,
+ "minimumQuickLoginWaitSeconds": 60,
+ "waitIncrementSeconds": 60,
+ "quickLoginCheckMilliSeconds": 1000,
+ "maxDeltaTimeSeconds": 43200,
+ "failureFactor": 30,
+ "users": [
+ {
+ "username": "admin",
+ "enabled": true,
+ "credentials": [
+ {
+ "type": "password",
+ "value": "admin"
+ }
+ ],
+ "clientRoles": {
+ "realm-management": ["manage-users", "view-clients", "view-realm", "view-users"]
+ }
+ },
+ {
+ "id": "ran",
+ "username": "ran",
+ "enabled": true,
+ "credentials": [
+ {
+ "type": "password",
+ "value": "ran"
+ }
+ ],
+ "realmRoles": [
+ "operator"
+ ]
+ },
+ {
+ "id": "bob",
+ "username": "bob",
+ "enabled": true,
+ "credentials": [
+ {
+ "type": "password",
+ "value": "bob"
+ }
+ ],
+ "realmRoles": [
+ "operator_readOnly"
+ ]
+ },
+ {
+ "id": "ted",
+ "username": "ted",
+ "enabled": true,
+ "credentials": [
+ {
+ "type": "password",
+ "value": "ted"
+ }
+ ],
+ "realmRoles": [
+ "selector"
+ ]
+ }
+ ],
+ "roles": {
+ "realm": [
+ {
+ "name": "operator",
+ "description": "Operator privileges"
+ },
+ {
+ "name": "operator_readOnly",
+ "description": "Operator's read only privileges"
+ },
+ {
+ "name": "selector",
+ "description": "Selector privileges"
+ },
+ {
+ "name": "selector_readOnly",
+ "description": "Selector's read only privileges"
+ },
+ {
+ "name": "admin",
+ "description": "Administrator privileges"
+ }
+ ]
+ },
+ "clients": [
+ {
+ "clientId": "aai-resources-app",
+ "enabled": true,
+ "secret": "secret",
+ "directAccessGrantsEnabled": true,
+ "authorizationServicesEnabled": true,
+ "authorizationSettings": {
+ "allowRemoteResourceManagement": true,
+ "policyEnforcementMode": "ENFORCING"
+ }
+ }
+ ],
+ "defaultDefaultClientScopes": [
+ "roles",
+ "email",
+ "web-origins",
+ "profile",
+ "role_list"
+ ],
+ "clientScopes": [
+ {
+ "id": "0f7dfd8b-c230-4664-8d77-da85bcc4fe2a",
+ "name": "roles",
+ "description": "OpenID Connect scope for add user roles to the access token",
+ "protocol": "openid-connect",
+ "attributes": {
+ "include.in.token.scope": "true",
+ "display.on.consent.screen": "true",
+ "consent.screen.text": "${rolesScopeConsentText}"
+ },
+ "protocolMappers": [
+ {
+ "id": "4b9f8798-8990-4c0d-87d3-034e72655e3b",
+ "name": "realm roles",
+ "protocol": "openid-connect",
+ "protocolMapper": "oidc-usermodel-realm-role-mapper",
+ "consentRequired": false,
+ "config": {
+ "multivalued": "true",
+ "user.attribute": "foo",
+ "access.token.claim": "true",
+ "claim.name": "realm_access.roles",
+ "jsonType.label": "String"
+ }
+ }
+ ]
+ }
+ ]
+} \ No newline at end of file
diff --git a/aai-resources/src/it/resources/payloads/resource/pnf.json b/aai-resources/src/it/resources/payloads/resource/pnf.json
new file mode 100644
index 0000000..64523d1
--- /dev/null
+++ b/aai-resources/src/it/resources/payloads/resource/pnf.json
@@ -0,0 +1,9 @@
+{
+ "frame-id": 999,
+ "in-maint": false,
+ "ipaddress-v4-oam": "1.1.1.1",
+ "pnf-name": "pnf-1",
+ "pnf-name-2": "pnf-test-1",
+ "data-owner": "operator",
+ "prov-status": "in_service"
+} \ No newline at end of file
diff --git a/readme.md b/readme.md
index 367867f..db3d526 100644
--- a/readme.md
+++ b/readme.md
@@ -49,5 +49,10 @@ The REST interface logs can be found under /opt/app/aai-resources/logs/rest.
# Testing AAI Functionalities
Any RESTful client such as SoapUI may be configured and setup to use for testing AAI requests.
+# Integration Tests
+In order to isolate integration tests from unit tests, `it` directory has been created under `src`.
+
+As a naming convention, All integration test classes should end with `IT` to be executed, and can be run along with all other unit tests with `mvn integration-test`
+