test: convert to jest expect

Author: jquense

package.json

@@ -79,10 +79,6 @@
     "babel-jest": "^27.2.5",
     "babel-plugin-transform-rename-import": "^2.3.0",
     "babel-preset-jason": "^6.3.0",
-    "benchmark": "^2.1.4",
-    "chai": "^4.3.4",
-    "chai-as-promised": "^7.1.1",
-    "dirty-chai": "^2.0.1",
     "doctoc": "^2.0.1",
     "eslint": "^7.12.0",
     "eslint-config-jason": "^8.1.1",
@@ -102,20 +98,13 @@
     "rollup-plugin-filesize": "^9.1.1",
     "rollup-plugin-node-resolve": "^5.2.0",
     "rollup-plugin-size-snapshot": "^0.12.0",
-    "sinon": "^11.1.2",
-    "sinon-chai": "^3.7.0",
     "synchronous-promise": "^2.0.15",
     "typescript": "^4.4.3"
   },
   "dependencies": {
-    "@babel/runtime": "^7.15.4",
-    "@types/lodash": "^4.14.175",
     "nanoclone": "^0.2.1",
     "property-expr": "^2.0.4",
     "tiny-case": "^1.0.2",
     "toposort": "^2.0.2"
-  },
-  "engines": {
-    "node": ">=10"
   }
 }

test-setup.js

@@ -1,21 +1,21 @@
 const { SynchronousPromise } = require('synchronous-promise');
 
-global.chai = require('chai');
+// global.chai = require('chai');
 global.sinon = require('sinon');
 
-global.chai.use(require('sinon-chai'));
-global.chai.use(require('chai-as-promised'));
-global.chai.use(require('dirty-chai'));
+// global.chai.use(require('sinon-chai'));
+// global.chai.use(require('chai-as-promised'));
+// global.chai.use(require('dirty-chai'));
 
-global.expect = global.chai.expect;
-global.chai.should();
+// global.expect = global.chai.expect;
+// global.chai.should();
 
 // WTF???
-Object.defineProperty(
-  Promise.prototype,
-  'should',
-  Object.getOwnPropertyDescriptor(Object.prototype, 'should'),
-);
+// Object.defineProperty(
+//   Promise.prototype,
+//   'should',
+//   Object.getOwnPropertyDescriptor(Object.prototype, 'should'),
+// );
 
 global.TestHelpers = require('./test/helpers');
 

test/ValidationError.js

@@ -6,47 +6,47 @@ describe('ValidationError', function () {
       const str = ValidationError.formatError('Some message ${param}', {
         param: 'here',
       });
-      str.should.contain('here');
+      expect(str).toContain('here');
     });
 
     it(`should auto include any param named 'label' or 'path' as the 'path' param`, function () {
       const str = ValidationError.formatError('${path} goes here', {
         label: 'label',
       });
-      str.should.contain('label');
+      expect(str).toContain('label');
     });
 
     it(`should use 'this' if a 'label' or 'path' param is not provided`, function () {
       const str = ValidationError.formatError('${path} goes here', {});
-      str.should.contain('this');
+      expect(str).toContain('this');
     });
 
     it(`should include "undefined" in the message if undefined is provided as a param`, function () {
       const str = ValidationError.formatError('${path} value is ${min}', {
         min: undefined,
       });
-      str.should.contain('undefined');
+      expect(str).toContain('undefined');
     });
 
     it(`should include "null" in the message if null is provided as a param`, function () {
       const str = ValidationError.formatError('${path} value is ${min}', {
         min: null,
       });
-      str.should.contain('null');
+      expect(str).toContain('null');
     });
 
     it(`should include "NaN" in the message if null is provided as a param`, function () {
       const str = ValidationError.formatError('${path} value is ${min}', {
         min: NaN,
       });
-      str.should.contain('NaN');
+      expect(str).toContain('NaN');
     });
 
     it(`should include 0 in the message if 0 is provided as a param`, function () {
       const str = ValidationError.formatError('${path} value is ${min}', {
         min: 0,
       });
-      str.should.contain('0');
+      expect(str).toContain('0');
     });
   });
 });