odata-client/spec/filter_spec.js

odata client

'use strict';

const Odata = require('../index');
const config = {
  service: 'https://example.com',
  resources: 'Customer'
};

describe('filter tests', function() {
  
  var odata;
  beforeEach(function() {
    odata = Odata(config);
  });

  it('should produce a filter account eq \'ABC001\'', function() {
    expect(odata.filter('account', '=', 'ABC001').query())
      .toEqual('https://example.com/Customer?%24filter=account%20eq%20\'ABC001\'');
  });

  it('should produce a filter credit > 5000', function() {
    expect(odata.filter('credit', '>', 5000).query())
      .toEqual('https://example.com/Customer?%24filter=credit%20gt%205000');
  });

  it('should produce a filter credit > 5000 and balance = 0', function() {
    expect(odata.filter('credit', '>', 5000).and('balance', '=', 0).query())
      .toEqual('https://example.com/Customer?%24filter=credit%20gt%205000%20and%20balance%20eq%200');
  });

  it('should produce a filter credit > 5000 and status = \'stop\'', function() {
    expect(odata.filter('credit', '>', 5000).and('status', '=', 'stop').query())
      .toEqual('https://example.com/Customer?%24filter=credit%20gt%205000%20and%20status%20eq%20\'stop\'');
  });

  it('should produce a filter credit > 5000 and (balance = 0 or status = \'stop\')', function() {
    expect(odata.filter('credit', '>', 5000).and(Odata.expression('balance', 0).or('status', 'stop')).query())
      .toEqual('https://example.com/Customer?%24filter=credit%20gt%205000%20and%20(balance%20eq%200' +
               '%20or%20status%20eq%20\'stop\')');
  });

  it('should produce a filter balance > credit', function() {
    expect(odata.filter('balance', '>', Odata.identifier('credit')).query())
      .toEqual('https://example.com/Customer?%24filter=balance%20gt%20credit');
  });

  it('should produce a filter \'ABC001\' eq account', function() {
    expect(odata.filter(Odata.literal('ABC001'), Odata.identifier('account')).query())
      .toEqual('https://example.com/Customer?%24filter=\'ABC001\'%20eq%20account');
  });

  it('should produce a complex filter', () => {
    let items = [
      { key1: 'abc', key2: '123' },
      { key1: 'def', key2: '456' },
      { key1: 'ghi' },
      {}
    ];
    expect(odata.or(
      items.map(item => {
        return Odata.expression().and(Object.keys(item).map(k => {
          return [k, '=', item[k]];
        }));
      })).query()).toBe(
        "https://example.com/Customer?%24filter=(key1%20eq%20'abc'%20and%20key2%20eq%20'123')%20or%20(key1%20eq%20'def'%20and%20key2%20eq%20'456')%20or%20(key1%20eq%20'ghi')"
      );
  });

  it('should produce a complex filter', () => {
    let items = [
      { key1: 'abc', key2: '123' },
      { key1: 'def', key2: '456' },
      { key1: 'ghi' },
      {}
    ];
    expect(odata.and(
      items.map(item => {
        return Odata.expression().or(Object.keys(item).map(k => {
          return [k, '=', item[k]];
        }));
      })).query()).toBe(
        "https://example.com/Customer?%24filter=(key1%20eq%20'abc'%20or%20key2%20eq%20'123')%20and%20(key1%20eq%20'def'%20or%20key2%20eq%20'456')%20and%20(key1%20eq%20'ghi')"
      );
  });

});