ParseMatchers.java

/*
 * Copyright (c) 2015-present, Parse, LLC.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */
package com.parse;

import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.junit.internal.matchers.TypeSafeMatcher;

import static org.hamcrest.CoreMatchers.equalTo;

public class ParseMatchers {
  public static Matcher<Throwable> hasParseErrorCode(int code) {
    return hasParseErrorCode(equalTo(code));
  }

  public static Matcher<Throwable> hasParseErrorCode(final Matcher<Integer> matcher) {
    return new TypeSafeMatcher<Throwable>() {
      @Override
      public boolean matchesSafely(Throwable item) {
        return item instanceof ParseException
            && matcher.matches(((ParseException) item).getCode());
      }

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