add more tests (#26)

* added more tests

* (fix) no cpu profile.

__tests__/functions/Roll.js

@@ -1,8 +1,8 @@
 const { roll } = require('@dsabot/Roll');
 
 describe('rolling dice', () => {
-  const expected = [1, 2, 3, 4, 5, 6];
-  test.each(expected)('contains only numbers from 1 to 6', (value) => {
-    expect(roll(200, 6).dice).toContain(value);
-  });
-});
+    const expected = [1, 2, 3, 4, 5, 6];
+    test.each(expected)('contains only numbers from 1 to 6', value => {
+        expect(roll(200, 6).dice).toContain(value);
+    });
+});