@Test
	public void testShowingSnapshotDoesNotAddMultipleToolbarActions() {

		DockingActionIf cloneAction = getAction(plugin, "ByteViewer Clone");
		performAction(cloneAction);
		waitForSwing();
		assertOnlyOneProviderToolbarAction();

		performAction(cloneAction);
		waitForSwing();
		assertOnlyOneProviderToolbarAction();
	}
Basic tests for the byte view plugin
Ghidra/Features/ByteViewer/src/test.slow/java/ghidra/app/plugin/core/byteviewer/ByteViewerPlugin1Test.java