UT: improve RNG tests

[e-mobility-charging-stations-simulator.git] / test / utils / UtilsTest.ts

diff --git a/test/utils/UtilsTest.ts b/test/utils/UtilsTest.ts
index 1607cf53967e96be7b0821edfb4b8d9d5f59f252..b621f88aefdb9bbb63c6d122a423e000da438b5a 100644 (file)
--- a/test/utils/UtilsTest.ts
+++ b/test/utils/UtilsTest.ts
@@ -23,34 +23,38 @@ describe('Utils test suite', () => {
   });
 
   it('Verify convertToDate()', () => {
+    expect(Utils.convertToDate(undefined)).toBe(undefined);
+    expect(Utils.convertToDate(null)).toBe(null);
+    const invalidDate = Utils.convertToDate('');
+    expect(invalidDate instanceof Date && !isNaN(invalidDate.getTime())).toBe(false);
+    expect(Utils.convertToDate(0)).toStrictEqual(new Date('1970-01-01T00:00:00.000Z'));
+    expect(Utils.convertToDate([])).toBe(null);
+    expect(Utils.convertToDate({})).toBe(null);
+    expect(Utils.convertToDate(new Map())).toBe(null);
+    expect(Utils.convertToDate(new Set())).toBe(null);
+    expect(Utils.convertToDate(new WeakMap())).toBe(null);
+    expect(Utils.convertToDate(new WeakSet())).toBe(null);
     const dateStr = '2020-01-01T00:00:00.000Z';
     let date = Utils.convertToDate(dateStr);
     expect(date).toBeInstanceOf(Date);
-    expect(date.getUTCFullYear()).toBe(2020);
-    expect(date.getUTCMonth()).toBe(0);
-    expect(date.getUTCDate()).toBe(1);
-    expect(date.getUTCHours()).toBe(0);
-    expect(date.getUTCMinutes()).toBe(0);
-    expect(date.getUTCSeconds()).toBe(0);
-    expect(date.getUTCMilliseconds()).toBe(0);
+    expect(date).toStrictEqual(new Date(dateStr));
     date = Utils.convertToDate(new Date(dateStr));
     expect(date).toBeInstanceOf(Date);
-    expect(date.getUTCFullYear()).toBe(2020);
-    expect(date.getUTCMonth()).toBe(0);
-    expect(date.getUTCDate()).toBe(1);
-    expect(date.getUTCHours()).toBe(0);
-    expect(date.getUTCMinutes()).toBe(0);
-    expect(date.getUTCSeconds()).toBe(0);
-    expect(date.getUTCMilliseconds()).toBe(0);
+    expect(date).toStrictEqual(new Date(dateStr));
   });
 
   it('Verify convertToInt()', () => {
-    const random = Utils.getRandomInteger();
-    expect(Utils.convertToInt(random)).toEqual(random);
+    expect(Utils.convertToInt(undefined)).toBe(0);
+    expect(Utils.convertToInt(null)).toBe(0);
+    expect(Utils.convertToInt(0)).toBe(0);
+    const randomInteger = Utils.getRandomInteger();
+    expect(Utils.convertToInt(randomInteger)).toEqual(randomInteger);
+    expect(Utils.convertToInt('-1')).toBe(-1);
     expect(Utils.convertToInt('1')).toBe(1);
     expect(Utils.convertToInt('1.1')).toBe(1);
     expect(Utils.convertToInt('1.9')).toBe(1);
     expect(Utils.convertToInt('1.999')).toBe(1);
+    expect(Utils.convertToInt(-1)).toBe(-1);
     expect(Utils.convertToInt(1)).toBe(1);
     expect(Utils.convertToInt(1.1)).toBe(1);
     expect(Utils.convertToInt(1.9)).toBe(1);
@@ -58,12 +62,17 @@ describe('Utils test suite', () => {
   });
 
   it('Verify convertToFloat()', () => {
-    const random = Utils.getRandomFloat();
-    expect(Utils.convertToFloat(random)).toEqual(random);
+    expect(Utils.convertToFloat(undefined)).toBe(0);
+    expect(Utils.convertToFloat(null)).toBe(0);
+    expect(Utils.convertToFloat(0)).toBe(0);
+    const randomFloat = Utils.getRandomFloat();
+    expect(Utils.convertToFloat(randomFloat)).toEqual(randomFloat);
+    expect(Utils.convertToFloat('-1')).toBe(-1);
     expect(Utils.convertToFloat('1')).toBe(1);
     expect(Utils.convertToFloat('1.1')).toBe(1.1);
     expect(Utils.convertToFloat('1.9')).toBe(1.9);
     expect(Utils.convertToFloat('1.999')).toBe(1.999);
+    expect(Utils.convertToFloat(-1)).toBe(-1);
     expect(Utils.convertToFloat(1)).toBe(1);
     expect(Utils.convertToFloat(1.1)).toBe(1.1);
     expect(Utils.convertToFloat(1.9)).toBe(1.9);
@@ -71,6 +80,8 @@ describe('Utils test suite', () => {
   });
 
   it('Verify convertToBoolean()', () => {
+    expect(Utils.convertToBoolean(undefined)).toBe(false);
+    expect(Utils.convertToBoolean(null)).toBe(false);
     expect(Utils.convertToBoolean('true')).toBe(true);
     expect(Utils.convertToBoolean('false')).toBe(false);
     expect(Utils.convertToBoolean('TRUE')).toBe(true);
@@ -81,6 +92,8 @@ describe('Utils test suite', () => {
     expect(Utils.convertToBoolean(0)).toBe(false);
     expect(Utils.convertToBoolean(true)).toBe(true);
     expect(Utils.convertToBoolean(false)).toBe(false);
+    expect(Utils.convertToBoolean('')).toBe(false);
+    expect(Utils.convertToBoolean('NoNBoolean')).toBe(false);
   });
 
   it('Verify secureRandom()', () => {
@@ -95,12 +108,18 @@ describe('Utils test suite', () => {
     expect(Number.isSafeInteger(randomInteger)).toBe(true);
     expect(randomInteger).toBeGreaterThanOrEqual(0);
     expect(randomInteger).toBeLessThanOrEqual(Number.MAX_SAFE_INTEGER);
+    expect(randomInteger).not.toEqual(Utils.getRandomInteger());
     expect(() => Utils.getRandomInteger(0, 1)).toThrowError(new RangeError('Invalid interval'));
     expect(() => Utils.getRandomInteger(-1)).toThrowError(new RangeError('Invalid interval'));
     expect(() => Utils.getRandomInteger(0, -1)).toThrowError(new RangeError('Invalid interval'));
     randomInteger = Utils.getRandomInteger(2, 1);
     expect(randomInteger).toBeGreaterThanOrEqual(1);
     expect(randomInteger).toBeLessThanOrEqual(2);
+    const max = 2.2,
+      min = 1.1;
+    randomInteger = Utils.getRandomInteger(max, min);
+    expect(randomInteger).toBeGreaterThanOrEqual(Math.ceil(min));
+    expect(randomInteger).toBeLessThanOrEqual(Math.floor(max));
   });
 
   it('Verify getRandomFloat()', () => {
@@ -108,6 +127,7 @@ describe('Utils test suite', () => {
     expect(typeof randomFloat === 'number').toBe(true);
     expect(randomFloat).toBeGreaterThanOrEqual(0);
     expect(randomFloat).toBeLessThanOrEqual(Number.MAX_VALUE);
+    expect(randomFloat).not.toEqual(Utils.getRandomFloat());
     expect(() => Utils.getRandomFloat(0, 1)).toThrowError(new RangeError('Invalid interval'));
     expect(() => Utils.getRandomFloat(-1)).toThrowError(new RangeError('Invalid interval'));
     expect(() => Utils.getRandomFloat(0, -1)).toThrowError(new RangeError('Invalid interval'));