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Cover todo app with tests (helidon-io#2784)
* Cover todo app with tests Signed-off-by: tvallin <[email protected]> * Use random port Signed-off-by: tvallin <[email protected]> * Use version properties Signed-off-by: tvallin <[email protected]> * Fix Copyright Format Signed-off-by: tvallin <[email protected]> * Remove public from test * Changed to @HelidonTest Signed-off-by: Tomas Langer <[email protected]> * Fixed test to work with latest code Signed-off-by: Tomas Langer <[email protected]> Co-authored-by: Tomas Langer <[email protected]> Co-authored-by: Tomas Langer <[email protected]>
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examples/todo-app/backend/src/test/java/io/helidon/demo/todos/backend/BackendTests.java
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| /* | ||
| * Copyright (c) 2021 Oracle and/or its affiliates. | ||
| * | ||
| * 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. | ||
| */ | ||
|
|
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| package io.helidon.demo.todos.backend; | ||
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| import java.io.IOException; | ||
| import java.util.Base64; | ||
| import java.util.Properties; | ||
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| import javax.inject.Inject; | ||
| import javax.json.Json; | ||
| import javax.json.JsonArray; | ||
| import javax.json.JsonObject; | ||
| import javax.ws.rs.client.Entity; | ||
| import javax.ws.rs.client.WebTarget; | ||
| import javax.ws.rs.core.MediaType; | ||
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| import io.helidon.common.http.Http; | ||
| import io.helidon.config.mp.MpConfigSources; | ||
| import io.helidon.config.yaml.mp.YamlMpConfigSource; | ||
| import io.helidon.microprofile.tests.junit5.Configuration; | ||
| import io.helidon.microprofile.tests.junit5.HelidonTest; | ||
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| import com.datastax.driver.core.Cluster; | ||
| import com.datastax.driver.core.Session; | ||
| import org.cassandraunit.utils.EmbeddedCassandraServerHelper; | ||
| import org.eclipse.microprofile.config.spi.ConfigProviderResolver; | ||
| import org.junit.jupiter.api.AfterAll; | ||
| import org.junit.jupiter.api.BeforeAll; | ||
| import org.junit.jupiter.api.Test; | ||
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| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
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| @HelidonTest | ||
| @Configuration(useExisting = true) | ||
| class BackendTests { | ||
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| private final static String CASSANDRA_HOST = "127.0.0.1"; | ||
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| @Inject | ||
| private WebTarget webTarget; | ||
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| @BeforeAll | ||
| static void init() throws IOException { | ||
| Properties cassandraProperties = initCassandra(); | ||
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| ClassLoader cl = Thread.currentThread().getContextClassLoader(); | ||
| ConfigProviderResolver configResolver = ConfigProviderResolver.instance(); | ||
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| org.eclipse.microprofile.config.Config mpConfig = configResolver.getBuilder() | ||
| .withSources(YamlMpConfigSource.create(cl.getResource("test-application.yaml")), | ||
| MpConfigSources.create(cassandraProperties)) | ||
| .build(); | ||
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| configResolver.registerConfig(mpConfig, null); | ||
| } | ||
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| @AfterAll | ||
| static void stopServer() { | ||
| EmbeddedCassandraServerHelper.cleanEmbeddedCassandra(); | ||
| } | ||
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| private static Properties initCassandra() throws IOException { | ||
| EmbeddedCassandraServerHelper.startEmbeddedCassandra(EmbeddedCassandraServerHelper.CASSANDRA_RNDPORT_YML_FILE, | ||
| 20000L); | ||
| Properties prop = new Properties(); | ||
| prop.put("cassandra.port", String.valueOf(EmbeddedCassandraServerHelper.getNativeTransportPort())); | ||
| prop.put("cassandra.servers.host.host", CASSANDRA_HOST); | ||
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| Cluster cluster = Cluster.builder() | ||
| .withoutMetrics() | ||
| .addContactPoint(CASSANDRA_HOST) | ||
| .withPort(EmbeddedCassandraServerHelper.getNativeTransportPort()) | ||
| .build(); | ||
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| Session session = cluster.connect(); | ||
| session.execute("CREATE KEYSPACE backend WITH REPLICATION = {'class' : 'SimpleStrategy', 'replication_factor' : 1};"); | ||
| session.execute( | ||
| "CREATE TABLE backend.backend (id ascii, user ascii, message ascii, completed Boolean, created timestamp, " | ||
| + "PRIMARY KEY (id));"); | ||
| session.execute("select * from backend.backend;"); | ||
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| session.close(); | ||
| cluster.close(); | ||
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| return prop; | ||
| } | ||
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| @Test | ||
| void testTodoScenario() { | ||
| String basicAuth = "Basic " + Base64.getEncoder().encodeToString("john:password".getBytes()); | ||
| JsonObject todo = Json.createObjectBuilder() | ||
| .add("title", "todo title") | ||
| .build(); | ||
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| // Add a new todo | ||
| JsonObject returnedTodo = webTarget | ||
| .path("/api/backend") | ||
| .request(MediaType.APPLICATION_JSON_TYPE) | ||
| .header(Http.Header.AUTHORIZATION, basicAuth) | ||
| .post(Entity.json(todo), JsonObject.class); | ||
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| assertEquals("john", returnedTodo.getString("user")); | ||
| assertEquals(todo.getString("title"), returnedTodo.getString("title")); | ||
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| // Get the todo created earlier | ||
| JsonObject fromServer = webTarget.path("/api/backend/" + returnedTodo.getString("id")) | ||
| .request(MediaType.APPLICATION_JSON_TYPE) | ||
| .header(Http.Header.AUTHORIZATION, basicAuth) | ||
| .get(JsonObject.class); | ||
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| assertEquals(returnedTodo, fromServer); | ||
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| // Update the todo created earlier | ||
| JsonObject updatedTodo = Json.createObjectBuilder() | ||
| .add("title", "updated title") | ||
| .add("completed", false) | ||
| .build(); | ||
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| fromServer = webTarget.path("/api/backend/" + returnedTodo.getString("id")) | ||
| .request(MediaType.APPLICATION_JSON_TYPE) | ||
| .header(Http.Header.AUTHORIZATION, basicAuth) | ||
| .put(Entity.json(updatedTodo), JsonObject.class); | ||
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| assertEquals(updatedTodo.getString("title"), fromServer.getString("title")); | ||
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| // Delete the todo created earlier | ||
| fromServer = webTarget.path("/api/backend/" + returnedTodo.getString("id")) | ||
| .request(MediaType.APPLICATION_JSON_TYPE) | ||
| .header(Http.Header.AUTHORIZATION, basicAuth) | ||
| .delete(JsonObject.class); | ||
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| assertEquals(returnedTodo.getString("id"), fromServer.getString("id")); | ||
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| // Get list of todos | ||
| JsonArray jsonValues = webTarget.path("/api/backend") | ||
| .request(MediaType.APPLICATION_JSON_TYPE) | ||
| .header(Http.Header.AUTHORIZATION, basicAuth) | ||
| .get(JsonArray.class); | ||
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| assertEquals(0, jsonValues.size(), "There should be no todos on server"); | ||
| } | ||
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| } |
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examples/todo-app/backend/src/test/resources/test-application.yaml
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| # | ||
| # Copyright (c) 2021 Oracle and/or its affiliates. | ||
| # | ||
| # 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. | ||
| # | ||
|
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| # increase importance | ||
| config_ordinal: 500 | ||
|
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| # we use custom config and Helidon JUnit integration, must allow initializer | ||
| mp: | ||
| initializer: | ||
| allow: true | ||
| no-warn: true | ||
|
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| server: | ||
| port: 0 | ||
| host: localhost | ||
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| tracing: | ||
| service: "todo:back" | ||
| enabled: false | ||
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| security: | ||
| providers: | ||
| - http-basic-auth: | ||
| realm: "helidon" | ||
| users: | ||
| - login: "john" | ||
| password: "password" |
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