diff options
Diffstat (limited to 'mrbgems/mruby-string-ext/test')
| -rw-r--r-- | mrbgems/mruby-string-ext/test/string.rb | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/mrbgems/mruby-string-ext/test/string.rb b/mrbgems/mruby-string-ext/test/string.rb index eba666e13..940ffb351 100644 --- a/mrbgems/mruby-string-ext/test/string.rb +++ b/mrbgems/mruby-string-ext/test/string.rb @@ -370,3 +370,13 @@ assert('String#next') do a = "00"; a.next! assert_equal "01", a end + +assert('String#insert') do + assert_equal "Xabcd", "abcd".insert(0, 'X') + assert_equal "abcXd", "abcd".insert(3, 'X') + assert_equal "abcdX", "abcd".insert(4, 'X') + assert_equal "abXcd", "abcd".insert(-3, 'X') + assert_equal "abcdX", "abcd".insert(-1, 'X') + assert_raise(IndexError) { "abcd".insert(5, 'X') } + assert_raise(IndexError) { "abcd".insert(-6, 'X') } +end |