Add more tests

tests/number.spec.js

@@ -1,8 +1,42 @@
 import { test } from 'tape';
-import { getRandomInt } from '../dist/utils/number.js';
+import { getRandomInt, getRandomFloat, interpolateLinear } from '../dist/utils/number.js';
+
+test('getRandomInt should return random int within min max range', (t) => {
+    const randomInt = getRandomInt(0, 100);
 
-test('getRandomInt should return constant when min and max are the same', (t) => {
     t.equal(getRandomInt(0, 0), 0);
     t.equal(getRandomInt(100, 100), 100);
+    t.equal(typeof randomInt, 'number');
+    t.equal(randomInt <= 100 && randomInt >= 0, true);
+    t.end();
+});
+
+test('getRandomFloat should return random int within min max range', (t) => {
+    const randonFloat = getRandomFloat(0, 100);
+
+    t.equal(getRandomFloat(0.1, 0.1), 0.1);
+    t.equal(getRandomFloat(99.99, 99.99), 99.99);
+    t.equal(typeof randonFloat, 'number');
+    t.equal(randonFloat <= 100 && randonFloat >= 0, true);
+    t.end();
+});
+
+test.only('interpolateLinear should return random int within min max range', (t) => {
+    const value1 = interpolateLinear(0.5, 0, 1, 0, 10);
+    const value2 = interpolateLinear(0.5, 0, 1, 0, 100);
+    const value3 = interpolateLinear(1.2, 0, 1, 0, 10);
+    const value4 = interpolateLinear(-30, 0, 1, 0, 10);
+    const value5 = interpolateLinear(0, -100, 100, -1, 1);
+
+    t.equal(value1, 5);
+    t.equal(value2, 50);
+    t.equal(value3, 10);
+    t.equal(value4, 0);
+    t.equal(value5, 0);
+    t.equal(typeof value1, 'number');
+    t.equal(typeof value2, 'number');
+    t.equal(typeof value3, 'number');
+    t.equal(typeof value4, 'number');
+    t.equal(typeof value5, 'number');
     t.end();
 });

tests/object.spec.js

@@ -1,5 +1,5 @@
 import { test } from 'tape';
-import { has } from '../dist/utils/object.js';
+import { has, isEmpty, isObject } from '../dist/utils/object.js';
 
 test('has should return true or false correctly', (t) => {
     const obj = {
@@ -10,3 +10,27 @@ test('has should return true or false correctly', (t) => {
     t.equal(has(obj, 'name'), false);
     t.end();
 });
+
+test('isEmpty should check weather an object is empty or not', (t) => {
+    const obj = {
+        prop: 1
+    };
+
+    t.equal(isEmpty({}), true);
+    t.equal(isEmpty(obj), false);
+    t.end();
+});
+
+test('isEmpty should check weather an object is an object', (t) => {
+    const obj = {
+        prop: 1
+    };
+
+    t.equal(isObject({}), true);
+    t.equal(isObject(obj), true);
+    t.equal(isObject(123), false);
+    t.equal(isObject('123'), false);
+    t.equal(isObject(new Date()), false);
+    t.equal(isObject(Number), false);
+    t.end();
+});