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[count-upper-lower] review comments related changes

This commit is contained in:
Kai.Yuan 2024-02-02 17:13:57 +01:00
parent 6bbef27bc7
commit ee12253609
1 changed files with 15 additions and 29 deletions
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44
core-java-modules/core-java-string-operations-8/src/test/java/com/baeldung/countupperandlowercasechars/CountUpperAndLowercaseCharsUnitTest.java
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@ -6,7 +6,6 @@ import static org.junit.jupiter.api.Assertions.assertEquals;
public class CountUpperAndLowercaseCharsUnitTest {
private static final String MY_STRING = "Hi, Welcome to Baeldung! Let's count letters!";
private static final LetterCount EXPECTED = new LetterCount(4, 31);
@Test
void whenIteratingCharArrayCompareAndCount_thenGetExpectedResult() {
@ -21,7 +20,8 @@ public class CountUpperAndLowercaseCharsUnitTest {
}
}
LetterCount result = new LetterCount(upperCnt, lowerCnt);
assertEquals(EXPECTED, result);
assertEquals(4, result.getUppercaseCount());
assertEquals(31, result.getLowercaseCount());
}
@Test
@ -37,7 +37,8 @@ public class CountUpperAndLowercaseCharsUnitTest {
}
}
LetterCount result = new LetterCount(upperCnt, lowerCnt);
assertEquals(EXPECTED, result);
assertEquals(4, result.getUppercaseCount());
assertEquals(31, result.getLowercaseCount());
}
@Test
@ -46,40 +47,25 @@ public class CountUpperAndLowercaseCharsUnitTest {
(int) MY_STRING.chars().filter(Character::isUpperCase).count(),
(int) MY_STRING.chars().filter(Character::isLowerCase).count()
);
assertEquals(EXPECTED, result);
assertEquals(4, result.getUppercaseCount());
assertEquals(31, result.getLowercaseCount());
}
}
class LetterCount {
private int uppercaseCnt;
private int lowercaseCnt;
private int uppercaseCount;
private int lowercaseCount;
public LetterCount(int uppercaseCnt, int lowercaseCnt) {
this.uppercaseCnt = uppercaseCnt;
this.lowercaseCnt = lowercaseCnt;
public LetterCount(int uppercaseCount, int lowercaseCount) {
this.uppercaseCount = uppercaseCount;
this.lowercaseCount = lowercaseCount;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (!(o instanceof LetterCount)) {
return false;
public int getUppercaseCount() {
return uppercaseCount;
}
LetterCount that = (LetterCount) o;
if (uppercaseCnt != that.uppercaseCnt) {
return false;
}
return lowercaseCnt == that.lowercaseCnt;
}
@Override
public int hashCode() {
int result = uppercaseCnt;
result = 31 * result + lowercaseCnt;
return result;
public int getLowercaseCount() {
return lowercaseCount;
}
}