@adobe/hypermedia-pipeline/test/testDefault.js

/*
 * Copyright 2018 Adobe. All rights reserved.
 * This file is licensed 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 REPRESENTATIONS
 * OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
/* eslint-env mocha */

const assert = require('assert');

const {
  pipe,
  pre,
  adaptOWRequest,
  adaptOWResponse,
  log,
} = require('../index.js').defaults;

describe('Testing Default Pipeline', () => {
  it('Default Pipeline can be loaded', () => {
    assert.ok(pipe, 'no default pipeline found');
    assert.ok(pre, 'no default pre.js found');
    assert.ok(adaptOWRequest, 'no request wrapper found');
    assert.ok(adaptOWResponse, 'no response wrapper found');
    assert.ok(log, 'no logger found');
  });

  it('creates a runs the default pipeline', async () => {
    const out = await pipe((payload, action) => ({
      body: `test. payload: ${payload.title} action: ${action.title}`,
    }), {
      title: 'my payload',
    }, {
      title: 'my action',
    });
    assert.deepStrictEqual(out, {
      body: 'test. payload: my payload action: my action',
      title: 'my payload',
    });
  });

  it('adaptOWRequest needs to parse req parameter', () => {
    const testObject = {
      url: 'url',
      headers: {
        h1: '1',
        h2: '2',
      },
      params: {
        p1: '1',
        p2: true,
        p3: ['a', 'b', 'c'],
        p4: {
          p41: '1',
        },
      },
    };
    const out = adaptOWRequest({}, { request: { params: { req: JSON.stringify(testObject) } } });
    assert.ok(out.request, 'missing request object');
    assert.deepEqual(testObject, out.request, 'request object does not match incoming req');
  });

  it('adaptOWRequest acts reasonably on wrong req parameter', () => {
    const out = adaptOWRequest({}, { request: { params: { req: 'this is not json' } } });
    assert.ok(out.request, 'missing request object');
  });

  it('adaptOWRequest acts reasonably with no request object', () => {
    const out = adaptOWRequest({}, {});
    assert.ok(out.request, 'missing request object');
  });
});