FilterExpression implements Expression, Configurable { @Override public int getPrecedence() { if (expression != null) { return expression.getPrecedence(); } return -1; } protected  FilterExpression(Expression expression); @Override void setOptions(FindOptions options); @Override void prepare(); @Override Result apply(PathData item, int depth); @Override void finish(); @Override String[] getUsage(); @Override String[] getHelp(); @Override boolean isAction(); @Override boolean isOperator(); @Override int getPrecedence(); @Override void addChildren(Deque<Expression> expressions); @Override void addArguments(Deque<String> args); @Override void setConf(Configuration conf); @Override Configuration getConf(); @Override String toString();  }
@Test(timeout = 1000) public void getPrecedence() { int precedence = 12345; when(expr.getPrecedence()).thenReturn(precedence); assertEquals(precedence, test.getPrecedence()); verify(expr).getPrecedence(); verifyNoMoreInteractions(expr); }