/*
* Copyright 2002-2015 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.scripting.support;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Unit tests for the StaticScriptSource class.
*
* @author Rick Evans
* @author Sam Brannen
*/
public class StaticScriptSourceTests {
private static final String SCRIPT_TEXT = "print($hello) if $true;";
private final StaticScriptSource source = new StaticScriptSource(SCRIPT_TEXT);
@Test(expected = IllegalArgumentException.class)
public void createWithNullScript() throws Exception {
new StaticScriptSource(null);
}
@Test(expected = IllegalArgumentException.class)
public void createWithEmptyScript() throws Exception {
new StaticScriptSource("");
}
@Test(expected = IllegalArgumentException.class)
public void createWithWhitespaceOnlyScript() throws Exception {
new StaticScriptSource(" \n\n\t \t\n");
}
@Test
public void isModifiedIsTrueByDefault() throws Exception {
assertTrue("Script must be flagged as 'modified' when first created.", source.isModified());
}
@Test
public void gettingScriptTogglesIsModified() throws Exception {
source.getScriptAsString();
assertFalse("Script must be flagged as 'not modified' after script is read.", source.isModified());
}
@Test
public void gettingScriptViaToStringDoesNotToggleIsModified() throws Exception {
boolean isModifiedState = source.isModified();
source.toString();
assertEquals("Script's 'modified' flag must not change after script is read via toString().", isModifiedState, source.isModified());
}
@Test
public void isModifiedToggledWhenDifferentScriptIsSet() throws Exception {
source.setScript("use warnings;");
assertTrue("Script must be flagged as 'modified' when different script is passed in.", source.isModified());
}
@Test
public void isModifiedNotToggledWhenSameScriptIsSet() throws Exception {
source.setScript(SCRIPT_TEXT);
assertFalse("Script must not be flagged as 'modified' when same script is passed in.", source.isModified());
}
}