01: /*
02: * Copyright 2006, 2007 Odysseus Software GmbH
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: */
16: package de.odysseus.el.tree.impl.ast;
17:
18: import de.odysseus.el.TestCase;
19:
20: public class AstNestedTest extends TestCase {
21: AstNested parseNode(String expression) {
22: return (AstNested) parse(expression).getRoot().getChild(0);
23: }
24:
25: public void testIsLeftValue() {
26: assertFalse(parseNode("${(a)}").isLeftValue());
27: }
28:
29: public void testEval() {
30: assertEquals(1l, parseNode("${(1)}").eval(null, null));
31: }
32:
33: public void testAppendStructure() {
34: StringBuilder s = new StringBuilder();
35: parseNode("${(1)}").appendStructure(s, null);
36: assertEquals("(1)", s.toString());
37: }
38: }
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