/
ReaderEditorTests.java
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/
ReaderEditorTests.java
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/*
* Copyright 2002-2019 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
*
* 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 org.springframework.beans.propertyeditors;
import java.io.Reader;
import org.junit.Test;
import org.springframework.util.ClassUtils;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
/**
* Unit tests for the {@link ReaderEditor} class.
*
* @author Juergen Hoeller
* @since 4.2
*/
public class ReaderEditorTests {
@Test
public void testCtorWithNullResourceEditor() throws Exception {
assertThatIllegalArgumentException().isThrownBy(() ->
new ReaderEditor(null));
}
@Test
public void testSunnyDay() throws Exception {
Reader reader = null;
try {
String resource = "classpath:" + ClassUtils.classPackageAsResourcePath(getClass()) +
"/" + ClassUtils.getShortName(getClass()) + ".class";
ReaderEditor editor = new ReaderEditor();
editor.setAsText(resource);
Object value = editor.getValue();
assertThat(value).isNotNull();
boolean condition = value instanceof Reader;
assertThat(condition).isTrue();
reader = (Reader) value;
assertThat(reader.ready()).isTrue();
}
finally {
if (reader != null) {
reader.close();
}
}
}
@Test
public void testWhenResourceDoesNotExist() throws Exception {
String resource = "classpath:bingo!";
ReaderEditor editor = new ReaderEditor();
assertThatIllegalArgumentException().isThrownBy(() ->
editor.setAsText(resource));
}
@Test
public void testGetAsTextReturnsNullByDefault() throws Exception {
assertThat(new ReaderEditor().getAsText()).isNull();
String resource = "classpath:" + ClassUtils.classPackageAsResourcePath(getClass()) +
"/" + ClassUtils.getShortName(getClass()) + ".class";
ReaderEditor editor = new ReaderEditor();
editor.setAsText(resource);
assertThat(editor.getAsText()).isNull();
}
}