in src/main/org/apache/ant/antunit/AntUnitScriptRunner.java [157:165]
private Project getCleanProject() {
if (project == null || projectIsDirty) {
project = prjFactory.createProject();
}
//we already set isDirty to true in order to make sure we didn't reuse
//this project next time getCleanProject is called.
projectIsDirty = true;
return project;
}