clear all 
close all
clc

threshold = 1e-6;

%TEST 1
%Average of all the items inside of a matrix
A = [1, 2; 3, 4];
avg = 2.5;
if matrix_avg (A) - avg < threshold
  disp('Test 1 passed gg')
else
  disp('Test 1 failed, f')
endif

%TEST 2
%RGB average matrix of a red square
red = 'Red_square.jpg';
M = [2 0 254];
count = 0;
for i = 1:3
  if abs(RGB_traces(red)(i) - M(i)) < threshold
    count = count + 1;
  endif
endfor

if count == 3
  disp('Test 2 passed gg')
else 
  disp('Test 2 failed, f')
endif