The answer to this question is Projective measure
In psychological context, projective measure refers to the inducement of hidden stimuli in order to analyze the hidden emotion or mental state of a certain individual. For the test to be accurate, the test subject shall not in any way understand the context of the test.
<span>Ishmael at
last starts to have faith in the mantra with the assistance of Esther. She
would listen and make inquiries about the stories he would enlighten her
concerning his life in the war and her voice one day simply sunk in. After some
time he would reveal to her to an ever increasing extent and the way she was
with him let him realize that he was only a child who was constrained into war.</span>