Package org.antlr.runtime.tree

Examples of org.antlr.runtime.tree.CommonTree.sanityCheckParentAndChildIndexes()

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    CommonTree dup = (CommonTree)(new CommonTreeAdaptor()).dupTree(r0);

    assertNull(dup.parent);
    assertEquals(-1, dup.childIndex);
    dup.sanityCheckParentAndChildIndexes();
  }

  @Test public void testBecomeRoot() throws Exception {
    // 5 becomes new root of ^(nil 101 102 103)
    CommonTree newRoot = new CommonTree(new CommonToken(5));
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    CommonTree dup = (CommonTree)(new CommonTreeAdaptor()).dupTree(r0);

    assertNull(dup.parent);
    assertEquals(-1, dup.childIndex);
    dup.sanityCheckParentAndChildIndexes();
  }

  @Test public void testBecomeRoot() throws Exception {
    // 5 becomes new root of ^(nil 101 102 103)
    CommonTree newRoot = new CommonTree(new CommonToken(5));
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