content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.
   */
  package org.apache.camel.quarkus.component.flink.it;
  
  import java.io.IOException;
  import java.nio.file.Files;
  import java.nio.file.Path;
  import java.time.Duration;
  import java.util.concurrent.TimeUnit;
  import java.util.stream.Stream;
  
  import io.quarkus.test.junit.QuarkusTest;
  import io.restassured.RestAssured;
  import io.restassured.http.ContentType;
  import org.apache.commons.io.FileUtils;
  import org.awaitility.Awaitility;
  import org.junit.jupiter.api.Test;
  
  import static org.hamcrest.Matchers.greaterThanOrEqualTo;
  
  @QuarkusTest
  class FlinkTest {
  
      @Test
      public void dataSetCallback() throws IOException {
          Path path = Files.createTempFile("fileDataSet", ".txt");
          try {
              String text = "foo\n"
                      + "bar\n"
                      + "baz\n"
                      + "qux\n"
                      + "quux";
              Files.writeString(path, text);
              RestAssured.given()
                      .contentType(ContentType.TEXT)
                      .post("/flink/dataset/{filePath}", path.toAbsolutePath().toString())
                      .then()
                      .statusCode(200)
                      .and()
                      .body(greaterThanOrEqualTo("5"));
  
          } finally {
              try {
                  Files.deleteIfExists(path);
              } catch (Exception e) {
                  // Do nothing
              }
          }
      }
  
      @Test
      public void dataStreamCallback() throws IOException {
          Path path = Files.createTempFile("fileDataStream", ".txt");
          try {
              String text = "Hello!!Camel flink!";
              RestAssured.given()
                      .contentType(ContentType.TEXT)
                      .body(text)
                      .post("/flink/datastream/{filePath}", path.toAbsolutePath().toString())
                      .then()
                      .statusCode(200);
  
              Awaitility.await()
                      .pollInterval(Duration.ofMillis(250))
                      .atMost(10, TimeUnit.SECONDS)
                      .until(() -> {
                          if (Files.isDirectory(path)) {
                              try (Stream<Path> walk = Files.walk(path)) {
                                  return walk.filter(Files::isRegularFile).anyMatch(filePath -> {
                                      try {
                                          if (Files.size(filePath) > 0) {
                                              String content = Files.readString(filePath);
                                              return content.trim().equals(text);
                                          }
                                      } catch (IOException e) {
                                          throw new RuntimeException(e);
                                      }
                                      return false;
                                  });
                              }
                          }
                          return false;
                      });
          } finally {
              FileUtils.deleteQuietly(path.toFile());
          }
      }
  }
  