content: /*
   * Copyright (c) 2020 Adam Gaj
   *
   * 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
   *
   *     https://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.adgadev.jplusone.asserts.api.builder;
  
  import java.util.Arrays;
  import java.util.function.Function;
  
  public interface AmountMatcher extends Function<Integer, Boolean> {
  
      static AmountMatcher none() {
          return amount -> amount == 0;
      }
  
      static AmountMatcher exactly(int value) {
          return amount -> amount == value;
      }
  
      static AmountMatcher atMost(int value) {
          return amount -> amount <= value;
      }
  
      static AmountMatcher atLeast(int value) {
          return amount -> amount >= value;
      }
  
      static AmountMatcher moreThan(int value) {
          return amount -> amount > value;
      }
  
      static AmountMatcher lessThan(int value) {
          return amount -> amount < value;
      }
  
      static AmountMatcher anyNumber() {
          return amount -> true;
      }
  
      static AmountMatcher range(int startInclusive, int endInclusive) {
          // TODO: add assertions for arguments in all methods here
          return amount -> amount >= startInclusive && amount <= endInclusive;
      }
  
      static AmountMatcher oneOf(int... values) {
          return amount -> Arrays.asList(values).contains(amount);
      }
  }
  