const assert = require("node:assert/strict");
const caseConverter = require("./index");
assert.strictEqual(
  caseConverter.getUpperCase("hello free Code Camp!"),
  "HELLO FREE CODE CAMP!",
);
assert.strictEqual(
  caseConverter.getLowerCase("hello free Code Camp!"),
  "hello free code camp!",
);
assert.strictEqual(
  caseConverter.getProperCase("hello free Code Camp!"),
  "Hello Free Code Camp!",
);
assert.strictEqual(
  caseConverter.getSentenceCase("hello free Code Camp!"),
  "Hello free code camp!",
);