app.data.js

'use strict';

require('mocha');
require('should');
var path = require('path');
var assert = require('assert');
var support = require('./support');
var App = support.resolve();
var app;

describe('app.data', function() {
  beforeEach(function() {
    app = new App();
  });

  it('should set a key-value pair on cache.data:', function() {
    app.data('a', 'b');
    assert(app.cache.data.a === 'b');
  });

  it('should set an object on cache.data:', function() {
    app.data({c: 'd'});
    assert(app.cache.data.c === 'd');
  });

  it('should load data from a file onto cache.data:', function() {
    app.data('test/fixtures/data/a.json');
    assert(app.cache.data.a.one.a === 'aaa');
  });

  it('should load a glob of data onto cache.data:', function() {
    app.data('test/fixtures/data/*.json');
    assert(app.cache.data.a.one.a === 'aaa');
    assert(app.cache.data.b.two.b === 'bbb');
    assert(app.cache.data.c.three.c === 'ccc');
  });

  it('should use `namespace` defined on global opts:', function() {
    app.option('namespace', function(key) {
      return 'prefix_' + path.basename(key, path.extname(key));
    });
    app.data('test/fixtures/data/*.json');
    assert(app.cache.data.prefix_a.one.a === 'aaa');
    assert(app.cache.data.prefix_b.two.b === 'bbb');
    assert(app.cache.data.prefix_c.three.c === 'ccc');
  });

  it('should use `namespace` defined on data opts:', function() {
    app.data('test/fixtures/data/*.json', {
      namespace: function(key) {
        return 'prefix_' + path.basename(key, path.extname(key));
      }
    });
    assert(app.cache.data.prefix_a.one.a === 'aaa');
    assert(app.cache.data.prefix_b.two.b === 'bbb');
    assert(app.cache.data.prefix_c.three.c === 'ccc');
  });

  it('should use `renameKey` defined on data opts:', function() {
    app.data('test/fixtures/data/*.json', {
      renameKey: function(key) {
        return 'prefix_' + path.basename(key, path.extname(key));
      }
    });
    assert(app.cache.data.prefix_a.one.a === 'aaa');
    assert(app.cache.data.prefix_b.two.b === 'bbb');
    assert(app.cache.data.prefix_c.three.c === 'ccc');
  });

  it('should extend `cache.data`', function() {
    app.data({a: 'aaa', b: 'bbb', c: 'ccc'});
    app.data({x: 'xxx', y: 'yyy', z: 'zzz'});
    assert(app.cache.data.a === 'aaa');
    assert(app.cache.data.b === 'bbb');
    assert(app.cache.data.c === 'ccc');
    assert(app.cache.data.x === 'xxx');
    assert(app.cache.data.y === 'yyy');
    assert(app.cache.data.z === 'zzz');
  });

  it('should extend the `cache.data` object when the first param is a string.', function() {
    app.data('foo', {x: 'xxx', y: 'yyy', z: 'zzz'});
    app.data('bar', {a: 'aaa', b: 'bbb', c: 'ccc'});
    assert(app.cache.data.foo.x === 'xxx');
    assert(app.cache.data.bar.a === 'aaa');
  });

  it('should be chainable.', function() {
    app
      .data({x: 'xxx', y: 'yyy', z: 'zzz'})
      .data({a: 'aaa', b: 'bbb', c: 'ccc'});

    assert(app.cache.data.x === 'xxx');
    assert(app.cache.data.a === 'aaa');
  });
});