class ConverterUtil {

	public static float convertCelsiusToFahrenheit(float celsius) {
		return ((celsius * 9) / 5) + 32;
	}

}

class ConverterUtilTest {

    @Test
    public void testConvertCelsiusToFahrenheit() {

        float actual = ConverterUtil.convertFahrenheitToCelsius(212);
// expected value is 100
        float expected = 100;
// use this method because float is not precise
        assertEquals("Conversion from celsius to fahrenheit failed", expected,
                actual, 0.001);
    }

}