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Diffstat (limited to 'spec/ruby/core/array/pack/z_spec.rb')
-rw-r--r-- | spec/ruby/core/array/pack/z_spec.rb | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/spec/ruby/core/array/pack/z_spec.rb b/spec/ruby/core/array/pack/z_spec.rb new file mode 100644 index 0000000000..b28a460a8e --- /dev/null +++ b/spec/ruby/core/array/pack/z_spec.rb @@ -0,0 +1,32 @@ +# -*- encoding: ascii-8bit -*- +require File.expand_path('../../../../spec_helper', __FILE__) +require File.expand_path('../../fixtures/classes', __FILE__) +require File.expand_path('../shared/basic', __FILE__) +require File.expand_path('../shared/string', __FILE__) + +describe "Array#pack with format 'Z'" do + it_behaves_like :array_pack_basic, 'Z' + it_behaves_like :array_pack_basic_non_float, 'Z' + it_behaves_like :array_pack_no_platform, 'Z' + it_behaves_like :array_pack_string, 'Z' + + it "adds all the bytes and appends a NULL byte when passed the '*' modifier" do + ["abc"].pack("Z*").should == "abc\x00" + end + + it "padds the output with NULL bytes when the count exceeds the size of the String" do + ["abc"].pack("Z6").should == "abc\x00\x00\x00" + end + + it "adds a NULL byte when the value is nil" do + [nil].pack("Z").should == "\x00" + end + + it "pads the output with NULL bytes when the value is nil" do + [nil].pack("Z3").should == "\x00\x00\x00" + end + + it "does not append a NULL byte when passed the '*' modifier and the value is nil" do + [nil].pack("Z*").should == "\x00" + end +end |