/*
* Copyright 2002-2006 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 junit.framework.TestCase;
/**
* Unit tests for the StaticScriptSource class.
*
* @author Rick Evans
*/
public final class StaticScriptSourceTests extends TestCase {
private static final String SCRIPT_TEXT = "print($hello) if $true;";
public void testCreateWithNullScript() throws Exception {
try {
new StaticScriptSource(null);
fail("Must have failed when passed a null script string.");
}
catch (IllegalArgumentException expected) {
}
}
public void testCreateWithEmptyScript() throws Exception {
try {
new StaticScriptSource("");
fail("Must have failed when passed an empty script string.");
}
catch (IllegalArgumentException expected) {
}
}
public void testCreateWithWhitespaceOnlyScript() throws Exception {
try {
new StaticScriptSource(" \n\n\t \t\n");
fail("Must have failed when passed a whitespace-only script string.");
}
catch (IllegalArgumentException expected) {
}
}
public void testIsModifiedIsTrueByDefault() throws Exception {
StaticScriptSource source = new StaticScriptSource(SCRIPT_TEXT);
assertTrue("Script must be flagged as 'modified' when first created.", source.isModified());
}
public void testGettingScriptTogglesIsModified() throws Exception {
StaticScriptSource source = new StaticScriptSource(SCRIPT_TEXT);
source.getScriptAsString();
assertFalse("Script must be flagged as 'not modified' after script is read.", source.isModified());
}
public void testGettingScriptViaToStringDoesNotToggleIsModified() throws Exception {
StaticScriptSource source = new StaticScriptSource(SCRIPT_TEXT);
boolean isModifiedState = source.isModified();
source.toString();
assertEquals("Script's 'modified' flag must not change after script is read via toString().", isModifiedState, source.isModified());
}
public void testIsModifiedToggledWhenDifferentScriptIsSet() throws Exception {
StaticScriptSource source = new StaticScriptSource(SCRIPT_TEXT);
source.setScript("use warnings;");
assertTrue("Script must be flagged as 'modified' when different script is passed in.", source.isModified());
}
public void testIsModifiedNotToggledWhenSameScriptIsSet() throws Exception {
StaticScriptSource source = new StaticScriptSource(SCRIPT_TEXT);
source.setScript(SCRIPT_TEXT);
assertFalse("Script must not be flagged as 'modified' when same script is passed in.", source.isModified());
}
}