org.junit.internal.matchers.ThrowableMessageMatcher Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of truffle-tck Show documentation

A collection of tests that can certify language implementation to be compliant with most recent requirements of the Truffle infrastructure and tooling.

The newest version!

package org.junit.internal.matchers;

import org.hamcrest.Description;
import org.hamcrest.Factory;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;

public class ThrowableMessageMatcher extends
        TypeSafeMatcher {

    private final Matcher fMatcher;

    public ThrowableMessageMatcher(Matcher matcher) {
        fMatcher = matcher;
    }

    public void describeTo(Description description) {
        description.appendText("exception with message ");
        description.appendDescriptionOf(fMatcher);
    }

    @Override
    protected boolean matchesSafely(T item) {
        return fMatcher.matches(item.getMessage());
    }

    @Override
    protected void describeMismatchSafely(T item, Description description) {
        description.appendText("message ");
        fMatcher.describeMismatch(item.getMessage(), description);
    }

    @Factory
    public static  Matcher hasMessage(final Matcher matcher) {
        return new ThrowableMessageMatcher(matcher);
    }
}