public PluginTool showTool() {
		return AbstractGhidraHeadedIntegrationTest.showTool(lazyTool());
	}
Shows any previously created tool, creating a simple empty tool if not tool has yet
been created.

<P>This method is considered sub-standard and users should prefer instead
{@link #launchDefaultTool()} or {@link #launchDefaultTool(Program)}.

@return the newly shown tool
Ghidra/Features/Base/src/main/java/ghidra/test/TestEnv.java