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/*
 * Copyright (c) 2014 Google, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.common.truth;

import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.truth.Fact.makeMessage;

import com.google.common.collect.ImmutableList;
import com.google.common.truth.Platform.PlatformComparisonFailure;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * An {@link AssertionError} (usually a JUnit {@code ComparisonFailure}, but not under GWT) composed
 * of structured {@link Fact} instances and other string messages.
 */
final class ComparisonFailureWithFacts extends PlatformComparisonFailure implements ErrorWithFacts {
  private final ImmutableList<Fact> facts;

  @UsedByReflection
  ComparisonFailureWithFacts(
      ImmutableList<String> messages,
      ImmutableList<Fact> facts,
      String expected,
      String actual,
      @Nullable Throwable cause) {
    super(makeMessage(messages, facts), checkNotNull(expected), checkNotNull(actual), cause);
    this.facts = checkNotNull(facts);
  }

  @Override
  public ImmutableList<Fact> facts() {
    return facts;
  }
}