@Test
	public void testRenameParameter() throws Exception {

		showSymbolTree();

		GTreeNode fNode = rootNode.getChild(2);
		util.expandNode(fNode);

		GTreeNode gNode = fNode.getChild(1);
		util.expandNode(gNode);

		GTreeNode pNode = gNode.getChild(2);

		Symbol s = ((SymbolNode) pNode).getSymbol();
		String newName = "MY" + s.getName();
		util.rename(pNode, newName);
		assertEquals(newName, s.getName());
	}
Tests for the symbol tree plugin.
Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/symboltree/SymbolTreePlugin1Test.java