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This is a small junit extension developed in FighterFish project to make the task of writing test cases using maven/glassfish/junit much easier. It in turn leverages pax-exam test framework.

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package org.glassfish.fighterfish.test.util;

import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;

/**
 * A simple {@link BaseMatcher} that matches if a string contains a specific character sequence. No regular expression
 * support as yet.
 *
 * @author [email protected]
 */
public class StringPatternMatcher extends BaseMatcher {
    private final String expectedOutputPattern;

    public StringPatternMatcher(String expectedOutputPattern) {this.expectedOutputPattern = expectedOutputPattern;}

    @Override
    public boolean matches(Object o) {
        return String.class.cast(o).contains(expectedOutputPattern);
    }

    @Override
    public void describeTo(Description description) {
        description.appendText("Expected output to contain [" + expectedOutputPattern + "]");
    }
}