diff options
Diffstat (limited to 'test/-ext-/string/test_capacity.rb')
-rw-r--r-- | test/-ext-/string/test_capacity.rb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/test/-ext-/string/test_capacity.rb b/test/-ext-/string/test_capacity.rb new file mode 100644 index 0000000000..b4e4fb7c02 --- /dev/null +++ b/test/-ext-/string/test_capacity.rb @@ -0,0 +1,18 @@ +# frozen_string_literal: true +require 'test/unit' +require '-test-/string' + +class Test_StringCapacity < Test::Unit::TestCase + def test_capacity_embeded + size = RbConfig::SIZEOF['void*'] * 3 - 1 + assert_equal size, Bug::String.capacity('foo') + end + + def test_capacity_shared + assert_equal 0, Bug::String.capacity(:abcdefghijklmnopqrstuvwxyz.to_s) + end + + def test_capacity_normal + assert_equal 128, Bug::String.capacity('1'*128) + end +end |