pcap/test/spec/PsmlDocumentSpec.js

// Copyright 2015 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

/**
 * @fileoverview Jasmine test file for psml_document.js.
 */
describe('PsmlDocument', function() {
  it('should gracefully handle empty input', function() {
    var psmlDocument = new pcap.PsmlDocument();
    expect(psmlDocument.read()).toBe(false);
  });

  it('should extend from pcap.XmlDocument', function() {
    var psmlDocument = new pcap.PsmlDocument();
    expect(psmlDocument instanceof pcap.PsmlDocument).toBe(true);
    expect(psmlDocument instanceof pcap.XmlDocument).toBe(true);
  });

  it('should return false for invalid XML', function() {
    var xmlString = '>this<is><invalid><';

    var parser = new DOMParser();
    var xml = parser.parseFromString(xmlString, 'application/xml');

    var psmlDocument = new pcap.PsmlDocument();
    expect(psmlDocument.read(xml)).toBe(false);
  });

  it('should fail for PSML missing structure tag', function() {
    var xmlString = '<?xml version="1.0"?>';
    xmlString += '<psml version="0" creator="wireshark/1.99.0">';
    xmlString += '<missingstructure><section>No.</section></missingstructure>';
    xmlString += '<packet><section>1</section></packet>';
    xmlString += '</psml>';

    var parser = new DOMParser();
    var xml = parser.parseFromString(xmlString, 'application/xml');

    var psmlDocument = new pcap.PsmlDocument();
    expect(psmlDocument.read(xml)).toBe(false);
    expect(psmlDocument.structure_).toBe(null);
    expect(psmlDocument.packets_.length).toBe(0);
  });

  it('should fail for PSML missing packet tag', function() {
    var xmlString = '<?xml version="1.0"?>';
    xmlString += '<psml version="0" creator="wireshark/1.99.0">';
    xmlString += '<structure><section>No.</section></structure>';
    xmlString += '<missingpacket><section>1</section></missingpacket>';
    xmlString += '</psml>';

    var parser = new DOMParser();
    var xml = parser.parseFromString(xmlString, 'application/xml');

    var psmlDocument = new pcap.PsmlDocument();
    expect(psmlDocument.read(xml)).toBe(false);
    expect(psmlDocument.structure_).toBe(null);
    expect(psmlDocument.packets_.length).toBe(0);
  });

  it('should succed for valid PSML', function() {
    var xmlString = '<?xml version="1.0"?>';
    xmlString += '<psml version="0" creator="wireshark/1.99.0">';
    xmlString += '<structure><section>foo</section></structure>';
    xmlString += '<packet><section>bar</section></packet>';
    xmlString += '</psml>';

    var parser = new DOMParser();
    var xml = parser.parseFromString(xmlString, 'application/xml');

    var psmlDocument = new pcap.PsmlDocument();
    expect(psmlDocument.read(xml)).toBe(true);
    expect(psmlDocument.structure_).toBeDefined();
    expect(psmlDocument.structure_.sections_.length).toBe(1);
    expect(psmlDocument.structure_.sections_[0]).toBe('foo');
    expect(psmlDocument.packets_.length).toBe(1);
    expect(psmlDocument.packets_[0].sections_).toBeDefined();
    expect(psmlDocument.packets_[0].sections_.length).toBe(1);
    expect(psmlDocument.packets_[0].sections_[0]).toBe('bar');
  });
});