| package org.hamcrest.core; |
| |
| import org.hamcrest.Description; |
| import org.hamcrest.DiagnosingMatcher; |
| import org.hamcrest.Matcher; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| |
| /** |
| * Calculates the logical conjunction of multiple matchers. Evaluation is shortcut, so |
| * subsequent matchers are not called if an earlier matcher returns <code>false</code>. |
| */ |
| public class AllOf<T> extends DiagnosingMatcher<T> { |
| |
| private final Iterable<Matcher<? super T>> matchers; |
| |
| public AllOf(Iterable<Matcher<? super T>> matchers) { |
| this.matchers = matchers; |
| } |
| |
| @Override |
| public boolean matches(Object o, Description mismatch) { |
| for (Matcher<? super T> matcher : matchers) { |
| if (!matcher.matches(o)) { |
| mismatch.appendDescriptionOf(matcher).appendText(" "); |
| matcher.describeMismatch(o, mismatch); |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| public void describeTo(Description description) { |
| description.appendList("(", " " + "and" + " ", ")", matchers); |
| } |
| |
| /** |
| * Creates a matcher that matches if the examined object matches <b>ALL</b> of the specified matchers. |
| * For example: |
| * <pre>assertThat("myValue", allOf(startsWith("my"), containsString("Val")))</pre> |
| */ |
| public static <T> Matcher<T> allOf(Iterable<Matcher<? super T>> matchers) { |
| return new AllOf<>(matchers); |
| } |
| |
| /** |
| * Creates a matcher that matches if the examined object matches <b>ALL</b> of the specified matchers. |
| * For example: |
| * <pre>assertThat("myValue", allOf(startsWith("my"), containsString("Val")))</pre> |
| */ |
| @SafeVarargs |
| public static <T> Matcher<T> allOf(Matcher<? super T>... matchers) { |
| return allOf((List) Arrays.asList(matchers)); |
| } |
| } |