git.gag.com Git - debian/openrocket/blob - core/test/net/sf/openrocket/util/MutableTest.java

   1 package net.sf.openrocket.util;
   2
   3 import static org.junit.Assert.*;
   4 import net.sf.openrocket.logging.TraceException;
   5
   6 import org.junit.Test;
   7
   8 public class MutableTest {
   9
  10         @Test
  11         public void testMutable() {
  12                 Mutable m = new Mutable();
  13                 Throwable t = null;
  14
  15                 m.check();
  16                 m.check();
  17                 assertTrue(m.isMutable());
  18
  19                 m.immute();
  20
  21                 try {
  22                         m.check();
  23                         fail();
  24                 } catch (IllegalStateException e) {
  25                         // Success
  26                         t = e.getCause();
  27                         assertTrue(t instanceof TraceException);
  28                 }
  29
  30                 m.immute();
  31
  32                 try {
  33                         m.check();
  34                         fail();
  35                 } catch (IllegalStateException e) {
  36                         // Success
  37                         assertTrue(e.getCause() == t);
  38                 }
  39         }
  40
  41
  42         @Test
  43         public void testClone() {
  44                 Mutable m1 = new Mutable();
  45                 Mutable m2 = m1.clone();
  46
  47                 assertTrue(m1.isMutable());
  48                 assertTrue(m2.isMutable());
  49
  50                 m1.immute();
  51
  52                 assertFalse(m1.isMutable());
  53                 assertTrue(m2.isMutable());
  54         }
  55
  56 }