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Refactoring Code - short and simple

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This commit is contained in:
Nikhil Khatwani 2016-11-12 15:03:07 +05:30
parent c30bd6caa7
commit 633162a04b
1 changed files with 26 additions and 33 deletions
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59
core-java/src/test/java/com/baeldung/java/conversion/StringConversionTest.java
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@ -19,84 +19,77 @@ import com.baeldung.datetime.UseLocalDateTime;
public class StringConversionTest {
@Test
public void givenString_whenConvertedToint_thenCorrect() {
String str = "1";
assertEquals(Integer.parseInt(str), 1);
public void whenConvertedToint_thenCorrect() {
assertEquals(Integer.parseInt("1"), 1);
}
@Test
public void givenString_whenConvertedToInteger_thenCorrect() {
String str = "12";
Integer number = Integer.valueOf(str);
assertEquals(number.intValue(), 12);
public void whenConvertedToInteger_thenCorrect() {
assertEquals(Integer.valueOf("12").equals(12), true);
}
@Test
public void givenString_whenConvertedTolong_thenCorrect() {
String str = "12345";
assertEquals(Long.parseLong(str), 12345);
public void whenConvertedTolong_thenCorrect() {
assertEquals(Long.parseLong("12345"), 12345);
}
@Test
public void givenString_whenConvertedToLong_thenCorrect() {
String str = "14567";
Long number = Long.valueOf(str);
assertEquals(number.longValue(), 14567);
public void whenConvertedToLong_thenCorrect() {
assertEquals(Long.valueOf("14567").equals(14567L), true);
}
@Test
public void givenString_whenConvertedTodouble_thenCorrect() {
String str = "1.4";
assertEquals(Double.parseDouble(str), 1.4, 0.0);
public void whenConvertedTodouble_thenCorrect() {
assertEquals(Double.parseDouble("1.4"), 1.4, 0.0);
}
@Test
public void givenString_whenConvertedToDouble_thenCorrect() {
String str = "145.67";
Double number = Double.valueOf(str);
assertEquals(number.doubleValue(), 145.67, 0.0);
public void whenConvertedToDouble_thenCorrect() {
assertEquals(Double.valueOf("145.67").equals(145.67d), true);
}
@Test
public void givenString_whenConvertedToByteArray_thenCorrect() throws UnsupportedEncodingException {
public void whenConvertedToByteArray_thenCorrect() throws UnsupportedEncodingException {
byte[] byteArray1 = new byte[] { 'a', 'b', 'c' };
String str = new String(byteArray1, "UTF-8");
assertEquals(Arrays.equals(str.getBytes(), byteArray1), true);
String string = new String(byteArray1, "UTF-8");
assertEquals(Arrays.equals(string.getBytes(), byteArray1), true);
}
@Test
public void givenString_whenConvertedToboolean_thenCorrect() {
String str = "true";
assertEquals(Boolean.parseBoolean(str), true);
public void whenConvertedToboolean_thenCorrect() {
assertEquals(Boolean.parseBoolean("true"), true);
}
@Test
public void givenString_whenConvertedToBoolean_thenCorrect() {
String str = "true";
assertEquals(Boolean.valueOf(str), true);
public void whenConvertedToBoolean_thenCorrect() {
assertEquals(Boolean.valueOf("true"), true);
}
@Test
public void givenString_whenConvertedToCharArray_thenCorrect() {
public void whenConvertedToCharArray_thenCorrect() {
String str = "hello";
char[] charArray = { 'h', 'e', 'l', 'l', 'o' };
assertEquals(Arrays.equals(charArray, str.toCharArray()), true);
}
@Test
public void givenString_whenConvertedToJava6Date_thenCorrect() throws ParseException {
public void whenConvertedToJava6Date_thenCorrect() throws ParseException {
String str = "15/10/2013";
SimpleDateFormat formatter = new SimpleDateFormat("dd/M/yyyy");
Date date1 = formatter.parse(str);
Calendar calendar = new GregorianCalendar(2013, 9, 15);
Date date2 = calendar.getTime();
assertEquals(date1.compareTo(date2), 0);
}
@Test
public void givenString_whenConvertedToJava8Date_thenCorrect() throws ParseException {
public void whenConvertedToJava8Date_thenCorrect() throws ParseException {
String str = "2007-12-03T10:15:30";
LocalDateTime localDateTime = new UseLocalDateTime().getLocalDateTimeUsingParseMethod(str);
assertEquals(localDateTime.getDayOfMonth(), 3);
assertEquals(localDateTime.getMonth(), Month.DECEMBER);
assertEquals(localDateTime.getYear(), 2007);