text: /*****************************************************************************
   * Open MCT, Copyright (c) 2014-2022, United States Government
   * as represented by the Administrator of the National Aeronautics and Space
   * Administration. All rights reserved.
   *
   * Open MCT is 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.
   *
   * Open MCT includes source code licensed under additional open source
   * licenses. See the Open Source Licenses file (LICENSES.md) included with
   * this source code distribution or the Licensing information page available
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   *****************************************************************************/
  
  define(
      ["../src/TelemetryTable"],
      function (TelemetryTable) {
  
          describe("The telemetry table", function () {
              var queue;
  
              beforeEach(function () {
                  // put, isEmpty, dequeue
                  queue = new TelemetryTable();
              });
  
              it("stores elements by key", function () {
                  queue.put("a", { someKey: "some value" });
                  expect(queue.poll())
                      .toEqual({ a: { someKey: "some value" }});
              });
  
              it("merges non-overlapping keys", function () {
                  queue.put("a", { someKey: "some value" });
                  queue.put("b", 42);
                  expect(queue.poll())
                      .toEqual({
                          a: { someKey: "some value" },
                          b: 42
                      });
              });
  
              it("overwrites repeated keys", function () {
                  queue.put("a", { someKey: "some value" });
                  queue.put("a", { someKey: "some other value" });
                  queue.put("b", 42);
                  expect(queue.poll())
                      .toEqual({
                          a: { someKey: "some other value" },
                          b: 42
                      });
                  expect(queue.poll())
                      .toBeUndefined();
              });
  
              it("reports emptiness", function () {
                  expect(queue.isEmpty()).toBeTruthy();
                  queue.put("a", { someKey: "some value" });
                  queue.put("a", { someKey: "some other value" });
                  queue.put("b", 42);
                  expect(queue.isEmpty()).toBeFalsy();
                  queue.poll();
                  expect(queue.isEmpty()).toBeTruthy();
              });
  
          });
  
      }
  );
  