diff options
Diffstat (limited to 'mrbgems/mruby-hash-ext/test/hash.rb')
| -rw-r--r-- | mrbgems/mruby-hash-ext/test/hash.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/mrbgems/mruby-hash-ext/test/hash.rb b/mrbgems/mruby-hash-ext/test/hash.rb index 1334522ff..b9992fa96 100644 --- a/mrbgems/mruby-hash-ext/test/hash.rb +++ b/mrbgems/mruby-hash-ext/test/hash.rb @@ -102,3 +102,12 @@ assert("Hash#keep_if") do h = { 1 => 2, 3 => 4, 5 => 6 } assert_equal({ 1 => 2, 3=> 4, 5 =>6} , h.keep_if { true }) end + +assert("Hash#key") do + h = { "a" => 100, "b" => 200, "c" => 300, "d" => 300, nil => 'nil', 'nil' => nil } + assert_equal "b", h.key(200) + assert_equal "c", h.key(300) + assert_nil h.key(999) + assert_nil h.key('nil') + assert_equal 'nil', h.key(nil) +end |