/*
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * 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.facebook.buck.core.module.impl;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.fail;

import org.junit.Test;

public class NoOpBuckModuleHashStrategyTest {

  @Test
  public void testNoHashAdded() {
    assertFalse(
        new NoOpBuckModuleHashStrategy()
            .needToAddModuleHashToRuleKey(NoOpBuckModuleHashStrategyTest.class));
  }

  @Test
  public void testThrowsOnCreatingHash() {
    try {
      new NoOpBuckModuleHashStrategy().getModuleHash(NoOpBuckModuleHashStrategyTest.class);
      fail("Should throw IllegalStateException");
    } catch (IllegalStateException e) {
      assertEquals("Accessing a module hash is not enabled", e.getMessage());
    }
  }
}
