diff options
Diffstat (limited to 'mrbgems/mruby-string-ext/test/string.rb')
| -rw-r--r-- | mrbgems/mruby-string-ext/test/string.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/mrbgems/mruby-string-ext/test/string.rb b/mrbgems/mruby-string-ext/test/string.rb index f68fbcb28..aa3e8a192 100644 --- a/mrbgems/mruby-string-ext/test/string.rb +++ b/mrbgems/mruby-string-ext/test/string.rb @@ -406,6 +406,10 @@ assert('String#insert') do assert_equal "abcdX", "abcd".insert(-1, 'X') assert_raise(IndexError) { "abcd".insert(5, 'X') } assert_raise(IndexError) { "abcd".insert(-6, 'X') } + + a = "abcd" + a.insert(0, 'X') + assert_equal "Xabcd", a end assert('String#prepend') do |