/*
* Copyright 2013 The 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 com.intellij.lang.ognl.psi;
import com.intellij.lang.ognl.OgnlLanguage;
import com.intellij.navigation.ItemPresentation;
import com.intellij.psi.PsiReference;
import org.intellij.lang.annotations.Language;
/**
* {@link OgnlReferenceExpression}.
*
* @author Yann Cébron
*/
public class ReferenceExpressionPsiTest extends PsiTestCase {
public void testSimpleReference() {
final OgnlReferenceExpression expression = parse("exp");
final ItemPresentation presentation = expression.getPresentation();
assertNotNull(presentation);
assertEquals("exp", presentation.getPresentableText());
assertNull(expression.getType());
final PsiReference reference = expression.getReference();
assertNotNull(reference);
assertEquals("exp", reference.getCanonicalText());
assertEquals(expression.getNavigationElement(), reference.resolve());
}
public void testNestedReference() {
final OgnlReferenceExpression expression = parse("exp.sub");
final PsiReference reference = expression.getReference();
assertNotNull(reference);
assertEquals("exp.sub", reference.getCanonicalText());
assertEquals(expression.getNavigationElement(), reference.resolve());
}
public void testStaticFieldReference() {
final OgnlReferenceExpression expression = parse("@some@thing");
final PsiReference reference = expression.getReference();
assertNotNull(reference);
assertEquals("@some@thing", reference.getCanonicalText());
}
public void testQualifiedClassNameStaticFieldReference() {
final OgnlReferenceExpression expression = parse("@a.b.some@thing");
final PsiReference reference = expression.getReference();
assertNotNull(reference);
assertEquals("@a.b.some@thing", reference.getCanonicalText());
}
private OgnlReferenceExpression parse(@Language(value = OgnlLanguage.ID,
prefix = OgnlLanguage.EXPRESSION_PREFIX,
suffix = OgnlLanguage.EXPRESSION_SUFFIX) final String expression) {
return (OgnlReferenceExpression)parseSingleExpression(expression);
}
}