131 lines
3.7 KiB
Java
131 lines
3.7 KiB
Java
package fr.xephi.authme.util;
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import org.junit.Test;
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import java.net.MalformedURLException;
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import java.util.Arrays;
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import java.util.List;
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import static org.hamcrest.Matchers.greaterThan;
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import static org.hamcrest.Matchers.equalTo;
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import static org.hamcrest.Matchers.stringContainsInOrder;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertThat;
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import static org.junit.Assert.assertTrue;
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/**
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* Test for {@link StringUtils}.
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*/
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public class StringUtilsTest {
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@Test
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public void shouldFindContainedItem() {
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// given
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String text = "This is a test of containsAny()";
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String piece = "test";
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// when
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boolean result = StringUtils.containsAny(text, "some", "words", "that", "do not", "exist", piece);
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// then
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assertThat(result, equalTo(true));
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}
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@Test
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public void shouldReturnFalseIfNoneFound() {
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// given
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String text = "This is a test string";
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// when
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boolean result = StringUtils.containsAny(text, "some", "other", "words", null);
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// then
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assertThat(result, equalTo(false));
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}
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@Test
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public void shouldReturnFalseForNullString() {
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// given/when
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boolean result = StringUtils.containsAny(null, "some", "words", "to", "check");
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// then
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assertThat(result, equalTo(false));
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}
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@Test
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public void shouldCheckIsEmptyUtil() {
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// Should be true for null/empty/whitespace
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assertTrue(StringUtils.isEmpty(null));
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assertTrue(StringUtils.isEmpty(""));
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assertTrue(StringUtils.isEmpty(" \t"));
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// Should be false if string has content
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assertFalse(StringUtils.isEmpty("P"));
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assertFalse(StringUtils.isEmpty(" test"));
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}
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@Test
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public void shouldJoinString() {
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// given
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List<String> elements = Arrays.asList("test", "for", null, "join", "StringUtils");
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// when
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String result = StringUtils.join(", ", elements);
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// then
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assertThat(result, equalTo("test, for, join, StringUtils"));
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}
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@Test
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public void shouldNotHaveDelimiter() {
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// given
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List<String> elements = Arrays.asList(" ", null, "\t", "hello", null);
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// when
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String result = StringUtils.join("-", elements);
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// then
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assertThat(result, equalTo("hello"));
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}
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@Test
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public void shouldFormatException() {
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// given
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MalformedURLException ex = new MalformedURLException("Unrecognized URL format");
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// when
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String result = StringUtils.formatException(ex);
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// then
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assertThat(result, equalTo("[MalformedURLException]: Unrecognized URL format"));
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}
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@Test
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public void shouldPrintStackTrace() {
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// given
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MalformedURLException ex = new MalformedURLException("Unrecognized URL format");
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// when
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String result = StringUtils.getStackTrace(ex);
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// then
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assertThat(result, stringContainsInOrder(getClass().getName()));
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}
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@Test
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public void shouldGetDifferenceWithNullString() {
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// given/when/then
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assertThat(StringUtils.getDifference(null, "test"), equalTo(1.0));
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assertThat(StringUtils.getDifference("test", null), equalTo(1.0));
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assertThat(StringUtils.getDifference(null, null), equalTo(1.0));
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}
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@Test
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public void shouldGetDifferenceBetweenTwoString() {
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// given/when/then
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assertThat(StringUtils.getDifference("test", "taste"), equalTo(0.4));
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assertThat(StringUtils.getDifference("test", "bear"), equalTo(0.75));
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assertThat(StringUtils.getDifference("test", "something"), greaterThan(0.88));
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}
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}
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