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1 package org.jruby.ast.visitor.rewriter.utils;
2
3 import junit.framework.TestCase;
4
5 import org.jruby.ast.visitor.rewriter.utils.BooleanStateStack;
6
7 public class TestBooleanStateStack extends TestCase {
8
9 protected void setUp() throws Exception  {
10 super.setUp();
11 }
12
13 protected void tearDown() throws Exception {
14 super.tearDown();
15 }
16
17 public void testBooleanStateStack() {
18 BooleanStateStack s = new BooleanStateStack(true, true);
19 assertTrue(s.isTrue());
20 s.revert();
21 assertTrue(s.isTrue());
22
23 s = new BooleanStateStack(false, false);
24 assertFalse(s.isTrue());
25 s.revert();
26 assertFalse(s.isTrue());
27 }
28
29 public void testSet() {
30 BooleanStateStack s = new BooleanStateStack(true, true);
31 assertTrue(s.isTrue());
32 s.set(false);
33 assertFalse(s.isTrue());
34 s.revert();
35 assertTrue(s.isTrue());
36 }
37 }
38 |
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