ExpressionFactory expressionFactory = createMock(ExpressionFactory.class);
JspApplicationContext applicationContext = createMock(JspApplicationContext.class);
JspFactory jspFactory = createMock(JspFactory.class);
expect(expressionFactory.coerceToType(VALUE, String.class)).andStubReturn(VALUE);
expect(expressionFactory.coerceToType(null, String.class)).andStubReturn(null);
expect(applicationContext.getExpressionFactory()).andStubReturn(expressionFactory);
expect(jspFactory.getJspApplicationContext(null)).andStubReturn(applicationContext);
replay(jspFactory, applicationContext, expressionFactory);
JspFactory.setDefaultFactory(jspFactory);