diff options
Diffstat (limited to 'spec/ruby/core/encoding/converter/last_error_spec.rb')
-rw-r--r-- | spec/ruby/core/encoding/converter/last_error_spec.rb | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/spec/ruby/core/encoding/converter/last_error_spec.rb b/spec/ruby/core/encoding/converter/last_error_spec.rb new file mode 100644 index 0000000000..8465935368 --- /dev/null +++ b/spec/ruby/core/encoding/converter/last_error_spec.rb @@ -0,0 +1,85 @@ +# -*- encoding: binary -*- +require File.expand_path('../../../../spec_helper', __FILE__) + +with_feature :encoding do + describe "Encoding::Converter#last_error" do + it "returns nil when the no conversion has been attempted" do + ec = Encoding::Converter.new('ascii','utf-8') + ec.last_error.should be_nil + end + + it "returns nil when the last conversion did not produce an error" do + ec = Encoding::Converter.new('ascii','utf-8') + ec.convert('a'.force_encoding('ascii')) + ec.last_error.should be_nil + end + + it "returns nil when #primitive_convert last returned :destination_buffer_full" do + ec = Encoding::Converter.new("utf-8", "iso-2022-jp") + ec.primitive_convert("\u{9999}", "", 0, 0, partial_input: false) \ + .should == :destination_buffer_full + ec.last_error.should be_nil + end + + it "returns nil when #primitive_convert last returned :finished" do + ec = Encoding::Converter.new("utf-8", "iso-8859-1") + ec.primitive_convert("glark".force_encoding('utf-8'),"").should == :finished + ec.last_error.should be_nil + end + + it "returns nil if the last conversion succeeded but the penultimate failed" do + ec = Encoding::Converter.new("utf-8", "iso-8859-1") + ec.primitive_convert("\xf1abcd","").should == :invalid_byte_sequence + ec.primitive_convert("glark".force_encoding('utf-8'),"").should == :finished + ec.last_error.should be_nil + end + + it "returns an Encoding::InvalidByteSequenceError when #primitive_convert last returned :invalid_byte_sequence" do + ec = Encoding::Converter.new("utf-8", "iso-8859-1") + ec.primitive_convert("\xf1abcd","").should == :invalid_byte_sequence + ec.last_error.should be_an_instance_of(Encoding::InvalidByteSequenceError) + end + + it "returns an Encoding::UndefinedConversionError when #primitive_convert last returned :undefined_conversion" do + ec = Encoding::Converter.new("utf-8", "iso-8859-1") + ec.primitive_convert("\u{9876}","").should == :undefined_conversion + ec.last_error.should be_an_instance_of(Encoding::UndefinedConversionError) + end + + it "returns an Encoding::InvalidByteSequenceError when #primitive_convert last returned :incomplete_input" do + ec = Encoding::Converter.new("EUC-JP", "ISO-8859-1") + ec.primitive_convert("\xa4", "", nil, 10).should == :incomplete_input + ec.last_error.should be_an_instance_of(Encoding::InvalidByteSequenceError) + end + + it "returns an Encoding::InvalidByteSequenceError when the last call to #convert produced one" do + ec = Encoding::Converter.new("utf-8", "iso-8859-1") + exception = nil + lambda do + begin + ec.convert("\xf1abcd") + rescue Encoding::InvalidByteSequenceError => e + exception = e + raise e + end + end.should raise_error(Encoding::InvalidByteSequenceError) + ec.last_error.should be_an_instance_of(Encoding::InvalidByteSequenceError) + ec.last_error.message.should == exception.message + end + + it "returns an Encoding::UndefinedConversionError when the last call to #convert produced one" do + ec = Encoding::Converter.new("utf-8", "iso-8859-1") + exception = nil + lambda do + begin + ec.convert("\u{9899}") + rescue Encoding::UndefinedConversionError => e + exception = e + raise e + end + end.should raise_error(Encoding::UndefinedConversionError) + ec.last_error.should be_an_instance_of(Encoding::UndefinedConversionError) + ec.last_error.message.should == exception.message + end + end +end |