@Test
	public void testRenameExternalLib() throws Exception {
		showSymbolTree();

		GTreeNode extNode = rootNode.getChild(0);
		util.expandNode(extNode);
		GTreeNode advNode = extNode.getChild(0);
		util.rename(advNode, "MyADVAI32.dll");

		Symbol s = ((SymbolNode) advNode).getSymbol();
		assertEquals("MyADVAI32.dll", s.getName());

	}
Tests for the symbol tree plugin.
Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/symboltree/SymbolTreePlugin1Test.java