node-nlp/test/recognizer/conversation-context.test.js

Library for NLU (Natural Language Understanding) done in Node.js

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const { ConversationContext } = require('../../lib');

describe('Conversation Context', () => {
  describe('Constructor', () => {
    test('It should create an instance', () => {
      const context = new ConversationContext();
      expect(context).toBeDefined();
    });
  });
  describe('Get conversation id', () => {
    test('It should return the conversation id if provided in the session', () => {
      const expected = 'a1b2c3';
      const session = {
        message: {
          address: {
            conversation: {
              id: expected,
            },
          },
        },
      };
      const context = new ConversationContext();
      const result = context.getConversationId(session);
      expect(result).toEqual(expected);
    });
    test('It should return undefined if the session does not provide a conversation identifier', () => {
      const session = {
        message: {
          address: {
            conversation: {
              pid: 'a1b2c3',
            },
          },
        },
      };
      const context = new ConversationContext();
      const result = context.getConversationId(session);
      expect(result).toBeUndefined();
    });
    test('It should return undefined if the session does not provide a conversation', () => {
      const session = {
        message: {
          address: {},
        },
      };
      const context = new ConversationContext();
      const result = context.getConversationId(session);
      expect(result).toBeUndefined();
    });
    test('It should return undefined if the session does not provide an address', () => {
      const session = {
        message: {},
      };
      const context = new ConversationContext();
      const result = context.getConversationId(session);
      expect(result).toBeUndefined();
    });
    test('It should return undefined if the session does not provide a message', () => {
      const session = {};
      const context = new ConversationContext();
      const result = context.getConversationId(session);
      expect(result).toBeUndefined();
    });
    test('It should return undefined if the session is not provided', () => {
      const context = new ConversationContext();
      const result = context.getConversationId(undefined);
      expect(result).toBeUndefined();
    });
  });

  describe('Get conversation context', () => {
    test('It should throw an error', () => {
      const context = new ConversationContext();
      expect(() => context.getConversationContext()).toThrow(
        'This method must be implemented by child'
      );
    });
  });
  describe('Set conversation context', () => {
    test('It should throw an error', () => {
      const context = new ConversationContext();
      expect(() => context.setConversationContext()).toThrow(
        'This method must be implemented by child'
      );
    });
  });
});