chore(xod-project): update chai to latest 4.1.2 version, fix few tests (breaking changes + some tests falsy passed in the past)

packages/xod-project/package.json

@@ -23,7 +23,7 @@
     "xod-func-tools": "^0.15.0"
   },
   "devDependencies": {
-    "chai": "^3.5.0",
+    "chai": "^4.1.2",
     "dirty-chai": "^1.2.2",
     "documentation": "^4.0.0-beta12"
   }

packages/xod-project/test/helpers.spec.js

@@ -1,6 +1,6 @@
 import R from 'ramda';
 import { Either } from 'ramda-fantasy';
-import chai, { expect } from 'chai';
+import chai, { assert } from 'chai';
 import dirtyChai from 'dirty-chai';
 
 import * as Helper from './helpers';
@@ -9,7 +9,7 @@ chai.use(dirtyChai);
 
 describe('Helpers', () => {
   describe('expectEither', () => {
-    const leftObj = { name: 'left' };
+    const leftObj = new Error('LEFT');
     const rightObj = { name: 'right' };
 
     // eslint-disable-next-line new-cap
@@ -19,13 +19,11 @@ describe('Helpers', () => {
 
     it('should throw Left value', () => {
       const eitherLeft = () => Helper.expectEither(R.identity, left);
-      expect(eitherLeft).to.throw(leftObj);
+      assert.throws(eitherLeft, Error, 'LEFT');
     });
     it('should return Right value', () => {
       Helper.expectEither(
-        (val) => {
-          expect(val).to.be.equal(rightObj);
-        },
+        val => assert.deepEqual(val, rightObj),
         right
       );
     });

packages/xod-project/test/project.spec.js

@@ -683,11 +683,11 @@ describe('Project', () => {
     it('returns Either Error about non-existing patch in the project', () => {
       const res = Project.validateProject(project);
       const err = new Error(
-        formatString(CONST.ERROR.TYPE_NOT_FOUND, { patchPath: '@/not-existing-patch' })
+        formatString(CONST.ERROR.TYPE_NOT_FOUND, { type: '@/not-existing-patch' })
       );
 
       assert.equal(res.isLeft, true);
-      assert.deepEqual(unfoldLeft(res), err);
+      assert.strictEqual(unfoldLeft(res).message, err.message);
     });
     it('returns Either Error about missing pins', () => {
       const newPatch = Helper.defaultizePatch({});
@@ -700,7 +700,7 @@ describe('Project', () => {
       const err = new Error(CONST.ERROR.PINS_NOT_FOUND);
 
       assert.equal(res.isLeft, true);
-      assert.deepEqual(unfoldLeft(res), err);
+      assert.strictEqual(unfoldLeft(res).message, err.message);
     });
     it('returns Either Project for valid project', () => {
       const validProject = Helper.defaultizeProject({});

yarn.lock

@@ -2062,7 +2062,7 @@ chai@^3.5.0:
     deep-eql "^0.1.3"
     type-detect "^1.0.0"
 
-chai@^4.0.0, chai@^4.1.0, chai@^4.1.1:
+chai@^4.0.0, chai@^4.1.0, chai@^4.1.1, chai@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/chai/-/chai-4.1.2.tgz#0f64584ba642f0f2ace2806279f4f06ca23ad73c"
   dependencies: