ez-string-toolkit/test.js

A simple and easy-to-use string utility library with essential string manipulation functions

/**
 * Simple tests for string utils library
 */

const stringUtils = require('./index.js');

// Test helper function
function assert(condition, message) {
  if (!condition) {
    console.error('❌ FAIL:', message);
    process.exit(1);
  }
  console.log('✅ PASS:', message);
}

console.log('🧪 Running tests for ez-string-toolkit...\n');

// Test capitalize function
assert(stringUtils.capitalize('hello') === 'Hello', 'capitalize("hello") should return "Hello"');
assert(stringUtils.capitalize('WORLD') === 'World', 'capitalize("WORLD") should return "World"');
assert(stringUtils.capitalize('') === '', 'capitalize("") should return ""');

// Test toCamelCase function
assert(stringUtils.toCamelCase('hello world') === 'helloWorld', 'toCamelCase("hello world") should return "helloWorld"');
assert(stringUtils.toCamelCase('foo-bar-baz') === 'fooBarBaz', 'toCamelCase("foo-bar-baz") should return "fooBarBaz"');
assert(stringUtils.toCamelCase('test_case') === 'testCase', 'toCamelCase("test_case") should return "testCase"');

// Test reverse function
assert(stringUtils.reverse('hello') === 'olleh', 'reverse("hello") should return "olleh"');
assert(stringUtils.reverse('abc') === 'cba', 'reverse("abc") should return "cba"');
assert(stringUtils.reverse('') === '', 'reverse("") should return ""');

// Test wordCount function
assert(stringUtils.wordCount('hello world') === 2, 'wordCount("hello world") should return 2');
assert(stringUtils.wordCount('one two three four') === 4, 'wordCount("one two three four") should return 4');
assert(stringUtils.wordCount('   single   ') === 1, 'wordCount("   single   ") should return 1');
assert(stringUtils.wordCount('') === 0, 'wordCount("") should return 0');

// Test truncate function
assert(stringUtils.truncate('hello world', 5) === 'he...', 'truncate("hello world", 5) should return "he..."');
assert(stringUtils.truncate('short', 10) === 'short', 'truncate("short", 10) should return "short"');
assert(stringUtils.truncate('hello world', 8, '>>') === 'hello >>', 'truncate("hello world", 8, ">>") should return "hello >>"');

console.log('\n🎉 All tests passed! EZ String Toolkit is working correctly.');