diff options
Diffstat (limited to 'spec/ruby/core/encoding/invalid_byte_sequence_error/source_encoding_spec.rb')
-rw-r--r-- | spec/ruby/core/encoding/invalid_byte_sequence_error/source_encoding_spec.rb | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/spec/ruby/core/encoding/invalid_byte_sequence_error/source_encoding_spec.rb b/spec/ruby/core/encoding/invalid_byte_sequence_error/source_encoding_spec.rb new file mode 100644 index 0000000000..75514e5229 --- /dev/null +++ b/spec/ruby/core/encoding/invalid_byte_sequence_error/source_encoding_spec.rb @@ -0,0 +1,35 @@ +require File.expand_path('../../fixtures/classes', __FILE__) + +with_feature :encoding do + describe "Encoding::InvalidByteSequenceError#source_encoding" do + before :each do + @exception, = EncodingSpecs::InvalidByteSequenceError.exception + @exception2, = EncodingSpecs::InvalidByteSequenceErrorIndirect.exception + end + + it "returns an Encoding object" do + @exception.source_encoding.should be_an_instance_of(Encoding) + @exception2.source_encoding.should be_an_instance_of(Encoding) + end + + it "is equal to the source encoding of the object that raised it" do + @exception.source_encoding.should == Encoding::UTF_8 + end + + # The source encoding specified in the Encoding::Converter constructor may + # differ from the source encoding returned here. What seems to happen is + # that when transcoding along a path with multiple pairs of encodings, the + # last one encountered when the error occurred is returned. So in this + # case, the conversion path is EUC-JP -> UTF-8 -> ISO-8859-1. The + # conversions failed with the first pair of encodings (i.e. transcoding + # from EUC-JP to UTF-8, so UTF-8 is regarded as the source encoding; if + # the error had occurred when converting from UTF-8 to ISO-8859-1, UTF-8 + # would have been the source encoding. + + # FIXME: Derive example where the failure occurs at the UTF-8 -> + # ISO-8859-1 case so as to better illustrate the issue + it "is equal to the source encoding at the stage of the conversion path where the error occured" do + @exception2.source_encoding.should == Encoding::EUC_JP + end + end +end |