test: Add tests for all existing functionality, correcting issues (#9)

Resolves #8.

Reviewed-on: #9
Co-authored-by: Glen Whitney <glen@studioinfinity.org>
Co-committed-by: Glen Whitney <glen@studioinfinity.org>

src/number/__test__/utils.spec.js

@@ -0,0 +1,8 @@
+import assert from 'assert'
+import math from '#nanomath'
+
+describe('number utilities', () => {
+   it('clones a number', () => {
+      assert.strictEqual(math.clone(2.637), 2.637)
+   })
+})