Merge branch 'master' of https://github.com/CyberReboot/CRviz into Ph…

…ase-2-Features

src/epics/diff-dataset-epic.test.js

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+import { expect } from 'chai';
+import configureStore from "configure-store";
+
+import { 
+	setDataset,
+	selectMergedConfiguration,
+	selectDatasetDiff,
+	applyHashes
+} from 'domain/dataset'
+import { diffDataset } from "./diff-dataset-epic"
+
+const uuidv4 = require('uuid/v4');
+
+describe("diffDatasetEpic", () => {
+	let store;
+	const startOwner = uuidv4();
+	const startData = [
+		  { uid: "uid1", role: { role: "role", confidence: 80 } },
+		  { uid: "uid2", role: { role: "role", confidence: 80 } }
+		];
+	const endOwner = uuidv4();
+	const endData = [
+		  { uid: "uid3", role: { role: "role", confidence: 80 } },
+		  { uid: "uid2", role: { role: "other-role", confidence: 80 } }
+		];
+
+	beforeEach(() => {
+		store  = configureStore();
+		const startAction$ = setDataset({ 'owner': startOwner, 'dataset': startData });		
+		store.dispatch(startAction$);
+		const endAction$ = setDataset({ 'owner': endOwner, 'dataset': endData });		
+		store.dispatch(endAction$);
+	});
+
+	afterEach(() => {
+	});
+
+	it("diff a dataset", (done) => {
+		const config = selectMergedConfiguration(store.getState());
+		const key = config.fields.filter(f => f.displayName === 'uid')
+		const ignore =[];
+		config.keyFields = key;
+		config.hashFields = config.fields;
+
+		const startDs = { 'owner': startOwner, 'dataset': startData };
+		applyHashes(startDs.dataset, config);
+
+		const endDs = { 'owner': endOwner, 'dataset':endData };
+		applyHashes(endDs.dataset, config);
+
+		const action$ = diffDataset({
+			'start': startDs, 
+			'end': endDs, 
+			'configuration': config,
+			'key': key, 'ignore':ignore
+		});
+		store.dispatch(action$);
+		const diffs = selectDatasetDiff(store.getState(), startOwner, endOwner);
+
+		expect(diffs.added.length).to.equal(1);
+		expect(diffs.removed.length).to.equal(1);
+		expect(diffs.changed.length).to.equal(1);
+		done();
+	});
+});