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liza/test/store/DelimitedKeyTest.js

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/**
* Tests DelimitedKey
*
* Copyright (C) 2010-2019 R-T Specialty, LLC.
*
* This file is part of the Liza Data Collection Framework.
*
* liza is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
'use strict';
const chai = require( 'chai' );
const expect = chai.expect;
chai.use( require( 'chai-as-promised' ) );
const {
DelimitedKey: Sut,
MemoryStore: Store,
StoreMissError,
} = require( '../../' ).store;
describe( 'DelimitedKey', () =>
{
describe( '#get', () =>
{
it( "retrieves nested store keys", () =>
{
const outer = Store.use( Sut( '.' ) )();
const middle = Store();
const inner = Store();
const inner_val = {};
return expect(
inner.add( 'foo', inner_val )
.then( () => middle.add( 'inner', inner ) )
.then( () => outer.add( 'middle', middle ) )
.then( () => outer.get( 'middle.inner.foo' ) )
).to.eventually.equal( inner_val );
} );
it( "fails on unknown nested key", () =>
{
const outer = Store.use( Sut( '.' ) )();
const inner = Store();
return expect(
outer.add( 'inner', inner )
.then( () => outer.get( 'inner.foo.bar.baz' ) )
).to.eventually.be.rejectedWith( StoreMissError, /[^.]foo\b/ );
} );
// rather than blowing up attempting to split
it( "fails gracefully on non-string key", () =>
{
return expect(
Store.use( Sut( '.' ) )().get( undefined )
).to.eventually.be.rejectedWith( StoreMissError );
} );
} );
describe( '#add', () =>
{
it( "sets nested store keys", () =>
{
const outer = Store.use( Sut( '.' ) )();
const inner = Store();
const inner_val = {};
return expect(
inner.add( 'foo', inner_val )
.then( () => outer.add( 'inner', inner ) )
.then( () => outer.add( 'inner.foo', inner_val ) )
.then( () => inner.get( 'foo' ) )
).to.eventually.equal( inner_val );
} );
it( "fails on unknown nested key", () =>
{
const outer = Store.use( Sut( '.' ) )();
const inner = Store();
return expect(
outer.add( 'inner', inner )
.then( () => outer.add( 'inner.none.foo', "fail" ) )
).to.eventually.be.rejectedWith( StoreMissError, /[^.]none\b/ );
} );
} );
} );