Language: Java
Label: safe
CWE: CWE-74 \u2014 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.

Code:
  private static void assertPlotDimension(String param, String value) {
    Plot plot = mock(Plot.class);
    HttpQuery query = mock(HttpQuery.class);
    when(query.getQueryStringParam(param)).thenReturn(value);
    GraphHandler.setPlotParams(query, plot);
  }