feat: add N3StoreFactory (#398)

src/N3StoreFactory.js

@@ -0,0 +1,7 @@
+import N3Store from './N3Store';
+
+export default class N3DatasetCoreFactory {
+  dataset(quads) {
+    return new N3Store(quads);
+  }
+}

src/index.js

@@ -2,6 +2,7 @@ import Lexer from './N3Lexer';
 import Parser from './N3Parser';
 import Writer from './N3Writer';
 import Store, { N3EntityIndex as EntityIndex } from './N3Store';
+import StoreFactory from './N3StoreFactory';
 import StreamParser from './N3StreamParser';
 import StreamWriter from './N3StreamWriter';
 import * as Util from './N3Util';
@@ -28,6 +29,7 @@ export {
   Parser,
   Writer,
   Store,
+  StoreFactory,
   EntityIndex,
   StreamParser,
   StreamWriter,
@@ -54,6 +56,8 @@ export default {
   Parser,
   Writer,
   Store,
+  StoreFactory,
+  EntityIndex,
   StreamParser,
   StreamWriter,
   Util,

test/N3StoreFactory-test.js

@@ -0,0 +1,25 @@
+import N3Store from '../src/N3Store';
+import N3DatasetCoreFactory from '../src/N3StoreFactory';
+import DF from '../src/N3DataFactory';
+
+const { quad, namedNode } = DF;
+
+describe('N3DatasetCoreFactory', () => {
+  let factory;
+
+  beforeEach(() => {
+    factory = new N3DatasetCoreFactory();
+  });
+
+  it('should create a new dataset with given quads', () => {
+    const quads = [
+      quad(namedNode('http://example.org/subject1'), namedNode('http://example.org/predicate1'), namedNode('http://example.org/object1')),
+      quad(namedNode('http://example.org/subject2'), namedNode('http://example.org/predicate2'), namedNode('http://example.org/object2')),
+    ];
+
+    const dataset = factory.dataset(quads);
+
+    expect(dataset).toBeInstanceOf(N3Store);
+    expect([...dataset.match(namedNode('http://example.org/subject1'))]).toEqual([quads[0]]);
+  });
+});