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Test

Code Input and Output

1

Pass

%% Edge case: no vertices P = zeros(0,2); P2 = zeros(0,2); assert(isequal(simplify_polygon(P), P2));

2

Pass

%% Edge case: one vertex P = [1 1]; P2 = [1 1]; assert(isequal(simplify_polygon(P), P2));

3

Pass

%% Edge case: three vertices (a single line segment) P = [... 1 1 1 2 1 1 ]; P2 = [... 1 1 1 2 1 1]; assert(isequal(simplify_polygon(P), P2));

4

Pass

%% Single line segment with multiple vertices P = [ ... 1 1 2 1 3 1 4 1 5 1 4 1 3 1 2 1 1 1]; P2 = [ ... 1 1 5 1 1 1]; assert(isequal(simplify_polygon(P), P2));

5

Pass

%% Single line segment, different spacing P = [ ... 1 1 2 1 4 1 5 1 1 1]; P2 = [ ... 1 1 5 1 1 1]; assert(isequal(simplify_polygon(P), P2));

6

Pass

%% Rectangle P = [ ... 1 1 2 1 3 1 4 1 4 2 4 3 3 3 2 3 1 3 1 2 1 1]; P2 = [ ... 1 1 4 1 4 3 1 3 1 1]; assert(isequal(simplify_polygon(P), P2));

7

Pass

%% Two rectangles separated by line segment P = [ ... 1 2 1 1 2 1 2 2 1 2 1 3 1 4 1 5 2 5 2 4 1 4 1 3 1 2]; P2 = [ ... 1 1 2 1 2 2 1 2 1 5 2 5 2 4 1 4 1 1]; assert(isequal(simplify_polygon(P), P2));

8

Pass

%% Nonsimple polygon (figure eight) P = [ ... 1 1 2 2 3 3 1 3 2 2 3 1 1 1]; P2 = [ ... 1 1 3 3 1 3 3 1 1 1]; assert(isequal(simplify_polygon(P), P2));

9

Pass

%% P = [ ... 1 1 2 2 3 3 4 4 5 5 5 4 6 3 8 1 7 1 1 1]; P2 = [ ... 1 1 5 5 5 4 8 1 1 1]; assert(isequal(simplify_polygon(P), P2));

10

Pass

%% Circle; no points should be removed theta = linspace(0,2*pi,200); theta(end) = 0; x = 20*cos(theta); y = 20*sin(theta); P = [x', y']; P2 = P; assert(isequal(simplify_polygon(P), P2));

11

Pass

%% Starting vertex can be removed P = [ ... 2 1 3 1 3 2 3 3 2 3 1 3 1 2 1 1 2 1]; P2 = [ ... 3 1 3 3 1 3 1 1 3 1]; assert(isequal(simplify_polygon(P), P2));

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