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StringArrayUtilsTest.java
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StringArrayUtilsTest.java
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import io.github.ackuq.StringArrayUtils;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
public class StringArrayUtilsTest {
@Test
public void trimTest() {
String[] testArray = {"abc", " abc ", " abc", "abc ", "a b c", " a b c ", " ", " ", null};
String[] expected = {"abc", "abc", "abc", "abc", "a b c", "a b c", "", "", null};
String[] actual = StringArrayUtils.trim(testArray);
assertArrayEquals(expected, actual);
}
@Test
public void capitalizeTest() {
String[] testArray = {"abc", " abc ", "Abc", "ABC", "abc ", "a b c", " a b c ", " ", null};
String[] expected = {"Abc", " abc ", "Abc", "ABC", "Abc ", "A b c", " a b c ", " ", null};
String[] actual = StringArrayUtils.capitalize(testArray);
assertArrayEquals(expected, actual);
}
@Test
public void toLowerCaseTest() {
String[] testArray = {"Abc", " Abc ", "aBc", "ABC", "abc ", "A B C", " a b C ", " ", null};
String[] expected = {"abc", " abc ", "abc", "abc", "abc ", "a b c", " a b c ", " ", null};
String[] actual = StringArrayUtils.toLowerCase(testArray);
assertArrayEquals(expected, actual);
}
@Test
public void toUpperCaseTest() {
String[] testArray = {"abc", " Abc ", "aBc", "ABC", "aBC ", "A B C", " a b C ", " ", null};
String[] expected = {"ABC", " ABC ", "ABC", "ABC", "ABC ", "A B C", " A B C ", " ", null};
String[] actual = StringArrayUtils.toUpperCase(testArray);
assertArrayEquals(expected, actual);
}
}