/* * Copyright 2012-2017 the original author or authors. * * 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 org.springframework.boot.autoconfigure.web.servlet.error; import java.util.Properties; import org.junit.Test; import static org.assertj.core.api.Assertions.assertThat; /** * Tests for {@link NonRecursivePropertyPlaceholderHelper}. * * @author Phillip Webb */ public class NonRecursivePropertyPlaceholderHelperTests { private final NonRecursivePropertyPlaceholderHelper helper = new NonRecursivePropertyPlaceholderHelper( "${", "}"); @Test public void canResolve() { Properties properties = new Properties(); properties.put("a", "b"); String result = this.helper.replacePlaceholders("${a}", properties); assertThat(result).isEqualTo("b"); } @Test public void cannotResolveRecursive() { Properties properties = new Properties(); properties.put("a", "${b}"); properties.put("b", "c"); String result = this.helper.replacePlaceholders("${a}", properties); assertThat(result).isEqualTo("${b}"); } }