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# Problem 43025. Check if a directory is on the current MATLAB search path

Solution 2565594

Submitted on 16 Jun 2020
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### Test Suite

Test Status Code Input and Output
1   Fail
str = '/opt/mlsedu/matlab/R2016b/toolbox/matlab/mss/mlt_rmt_tmw/scoring-engine'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

2   Fail
str = '/opt/mlsedu/matlab/R2016b/toolbox/matlab/testframework/parallel'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

3   Fail
str = '/opt/mlsedu/matlab/R2016b/toolbox/shared/imageslib'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

4   Fail
str = '/opt/mlsedu/matlab/R2016b/help/toolbox/vision/examples'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

5   Fail
str = '/opt/mlsedu/matlab/R2016b/toolbox/shared/bigdata'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

6   Fail
str = '/opt/mlsedu/matlab/R2016b/toolbox/matlab/demos'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

7   Fail
str = '/opt/mlsedu/matlab/R2016b/toolbox/matlab/funfun'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

8   Fail
str = '/opt/mlsedu/matlab/R2016b/toolbox/matlab/system'; assert(isequal(isonpath(str),true))

ans = logical 0

Assertion failed.

9   Fail

ans = logical 0

Assertion failed.

10   Pass
str = ''; assert(isequal(isonpath(str),false))

ans = logical 0

11   Fail
str = '/opt/'; assert(isequal(isonpath(str),false))

ans = logical 1

Assertion failed.

12   Pass
str = 'matlab'; assert(isequal(isonpath(str),false))

ans = logical 0

13   Pass
str = '/matlab/R2016b/toolbox'; assert(isequal(isonpath(str),false))

ans = logical 0

14   Pass
str = 'not a directory'; assert(isequal(isonpath(str),false))

ans = logical 0

15   Pass
str = '/opt/mlsedu/matlab/R2016b/toolbox/matlab/timefun/fakedirectory'; assert(isequal(isonpath(str),false))

ans = logical 0

16   Pass
str = 'blah/blah/blah'; assert(isequal(isonpath(str),false))

ans = logical 0

17   Pass
str = 'C:\Program Files\MATLAB\R2016a\toolbox\matlab\datafun'; assert(isequal(isonpath(str),false))

ans = logical 0

18   Pass
str = []; assert(isequal(isonpath(str),false))

ans = logical 0