Package org.antlr.runtime.tree

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

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    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChildren = (CommonTree)adaptor.nil();
    newChildren.addChild(new CommonTree(new CommonToken(99,"x")));
    newChildren.addChild(new CommonTree(new CommonToken(99,"y")));

    t.replaceChildren(2, 2, newChildren);
    String expecting = "(a b c x y)";
    assertEquals(expecting, t.toStringTree());
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    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChildren = (CommonTree)adaptor.nil();
    newChildren.addChild(new CommonTree(new CommonToken(99,"x")));
    newChildren.addChild(new CommonTree(new CommonToken(99,"y")));

    t.replaceChildren(2, 2, newChildren);
    String expecting = "(a b c x y)";
    assertEquals(expecting, t.toStringTree());
    t.sanityCheckParentAndChildIndexes();
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    t.sanityCheckParentAndChildIndexes();
  }

  @Test public void testReplaceOneWithTwoInMiddle() throws Exception {
    CommonTree t = new CommonTree(new CommonToken(99, "a"));
    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChildren = (CommonTree)adaptor.nil();
    newChildren.addChild(new CommonTree(new CommonToken(99,"x")));
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  }

  @Test public void testReplaceOneWithTwoInMiddle() throws Exception {
    CommonTree t = new CommonTree(new CommonToken(99, "a"));
    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChildren = (CommonTree)adaptor.nil();
    newChildren.addChild(new CommonTree(new CommonToken(99,"x")));
    newChildren.addChild(new CommonTree(new CommonToken(99,"y")));
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  @Test public void testReplaceOneWithTwoInMiddle() throws Exception {
    CommonTree t = new CommonTree(new CommonToken(99, "a"));
    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChildren = (CommonTree)adaptor.nil();
    newChildren.addChild(new CommonTree(new CommonToken(99,"x")));
    newChildren.addChild(new CommonTree(new CommonToken(99,"y")));
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    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChildren = (CommonTree)adaptor.nil();
    newChildren.addChild(new CommonTree(new CommonToken(99,"x")));
    newChildren.addChild(new CommonTree(new CommonToken(99,"y")));

    t.replaceChildren(1, 1, newChildren);
    String expecting = "(a b x y d)";
    assertEquals(expecting, t.toStringTree());
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    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChildren = (CommonTree)adaptor.nil();
    newChildren.addChild(new CommonTree(new CommonToken(99,"x")));
    newChildren.addChild(new CommonTree(new CommonToken(99,"y")));

    t.replaceChildren(1, 1, newChildren);
    String expecting = "(a b x y d)";
    assertEquals(expecting, t.toStringTree());
    t.sanityCheckParentAndChildIndexes();
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    t.sanityCheckParentAndChildIndexes();
  }

  @Test public void testReplaceTwoWithOneAtLeft() throws Exception {
    CommonTree t = new CommonTree(new CommonToken(99, "a"));
    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChild = new CommonTree(new CommonToken(99,"x"));
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  }

  @Test public void testReplaceTwoWithOneAtLeft() throws Exception {
    CommonTree t = new CommonTree(new CommonToken(99, "a"));
    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChild = new CommonTree(new CommonToken(99,"x"));

    t.replaceChildren(0, 1, newChild);
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  @Test public void testReplaceTwoWithOneAtLeft() throws Exception {
    CommonTree t = new CommonTree(new CommonToken(99, "a"));
    t.addChild(new CommonTree(new CommonToken(99, "b")));
    t.addChild(new CommonTree(new CommonToken(99, "c")));
    t.addChild(new CommonTree(new CommonToken(99, "d")));

    CommonTree newChild = new CommonTree(new CommonToken(99,"x"));

    t.replaceChildren(0, 1, newChild);
    String expecting = "(a x d)";
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