remove unused code

Author: scivision

+stdlib/get_username.m

@@ -13,8 +13,7 @@
 
 r = missing;
 
-for j = 1:numel(backend)
-  b = backend{j};
+for b = backend
   switch b
     case 'java'
       r = stdlib.java.get_username();
@@ -36,6 +35,3 @@
 end
 
 end
-
-
-%!assert (~isempty(stdlib.get_username()))

+stdlib/hard_link_count.m

@@ -39,6 +39,3 @@
 end
 
 end
-
-
-%!assert (stdlib.hard_link_count('.') > 0)

+stdlib/hostname.m

@@ -37,5 +37,3 @@
 end
 
 end
-
-%!assert (~isempty(stdlib.shell.hostname()))

+stdlib/inode.m

@@ -35,6 +35,3 @@
 end
 
 end
-
-
-%!assert (stdlib.inode('.') > 0)

+stdlib/is_admin.m

@@ -35,5 +35,3 @@
 end
 
 end
-
-%!assert (islogical(stdlib.is_admin()))

+stdlib/is_executable_binary.m

@@ -71,9 +71,3 @@
 end
 
 end
-
-%!test
-%! if isunix()
-%! assert(stdlib.is_executable_binary([matlabroot, '/bin/octave']))
-%! end
-%!assert (~stdlib.is_executable_binary('.'))

+stdlib/is_mount.m

@@ -13,16 +13,14 @@
 % * Linux, macOS, Windows: is_mount('/') true
 
 function [i, b] = is_mount(file, backend)
-if nargin < 2
-  backend = {'python', 'shell'};
-else
-  backend = cellstr(backend);
+arguments
+  file {mustBeTextScalar}
+  backend (1,:) string = ["python", "shell"]
 end
 
 i = missing;
 
-for j = 1:numel(backend)
-  b = backend{j};
+for b = backend
   switch b
     case 'python'
       if stdlib.has_python()
@@ -40,5 +38,3 @@
 end
 
 end
-
-%!assert (islogical(stdlib.is_mount('.')))

+stdlib/is_removable.m

@@ -10,7 +10,7 @@
 
 function [i, b] = is_removable(file, backend)
 arguments
-  file {mustBeTextScalar, mustBeFileOrFolder}
+  file {mustBeTextScalar}
   backend (1,:) string = ["python", "shell"]
 end
 

+stdlib/is_rosetta.m

@@ -17,6 +17,3 @@
 end
 
 end
-
-
-%!assert(islogical(stdlib.is_rosetta()))

+stdlib/join.m

@@ -45,6 +45,3 @@
 end
 
 end
-
-
-%!assert (stdlib.join('a', 'b'), 'a/b')