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author | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-05-31 00:27:34 +0000 |
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committer | drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-05-31 00:27:34 +0000 |
commit | 40cf3e0cca0a347bf8b6b44832fdcc358e068630 (patch) | |
tree | 757203a8a6c5f037be504951548a85d734ffd64c /test | |
parent | 0381ab07694668c4420307a6d8e9f0265ed9c56d (diff) | |
download | ruby-40cf3e0cca0a347bf8b6b44832fdcc358e068630.tar.gz |
* ext/dl/lib/dl/struct.rb (DL::CStructEntity::size): Refactored ::size
to remove unused variables and simplify using newer ruby features.
* test/dl/test_c_struct_entry.rb: Test to validate refactoring
Reviewed by Aaron Patterson
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35850 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-rw-r--r-- | test/dl/test_c_struct_entry.rb | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/test/dl/test_c_struct_entry.rb b/test/dl/test_c_struct_entry.rb new file mode 100644 index 0000000000..3df6c368b8 --- /dev/null +++ b/test/dl/test_c_struct_entry.rb @@ -0,0 +1,46 @@ +require_relative 'test_base' + +require 'dl/cparser' + +class DL::TestCStructEntity < DL::TestBase + def test_class_size + types = [DL::TYPE_DOUBLE, DL::TYPE_CHAR] + + size = DL::CStructEntity.size types + + alignments = types.map { |type| DL::PackInfo::ALIGN_MAP[type] } + + expected = DL::PackInfo.align 0, alignments[0] + expected += DL::PackInfo::SIZE_MAP[DL::TYPE_DOUBLE] + + expected = DL::PackInfo.align expected, alignments[1] + expected += DL::PackInfo::SIZE_MAP[DL::TYPE_CHAR] + + expected = DL::PackInfo.align expected, alignments.max + + assert_equal expected, size + end + + def test_class_size_with_count + size = DL::CStructEntity.size([[DL::TYPE_DOUBLE, 2], [DL::TYPE_CHAR, 20]]) + + assert_equal DL::TYPE_DOUBLE * 2 + DL::SIZEOF_CHAR * 20, size + end + def test_class_size_with_count + size = DL::CStructEntity.size([[DL::TYPE_DOUBLE, 2], [DL::TYPE_CHAR, 20]]) + + types = [DL::TYPE_DOUBLE, DL::TYPE_CHAR] + alignments = types.map { |type| DL::PackInfo::ALIGN_MAP[type] } + + expected = DL::PackInfo.align 0, alignments[0] + expected += DL::PackInfo::SIZE_MAP[DL::TYPE_DOUBLE] * 2 + + expected = DL::PackInfo.align expected, alignments[1] + expected += DL::PackInfo::SIZE_MAP[DL::TYPE_CHAR] * 20 + + expected = DL::PackInfo.align expected, alignments.max + + assert_equal expected, size + end +end + |