diff options
Diffstat (limited to 'spec/ruby/core/encoding/converter/new_spec.rb')
-rw-r--r-- | spec/ruby/core/encoding/converter/new_spec.rb | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/spec/ruby/core/encoding/converter/new_spec.rb b/spec/ruby/core/encoding/converter/new_spec.rb new file mode 100644 index 0000000000..d228c80a18 --- /dev/null +++ b/spec/ruby/core/encoding/converter/new_spec.rb @@ -0,0 +1,121 @@ +# -*- encoding: ascii-8bit -*- +require File.expand_path('../../../../spec_helper', __FILE__) + +with_feature :encoding do + describe "Encoding::Converter.new" do + it "accepts a String for the source encoding" do + conv = Encoding::Converter.new("us-ascii", "utf-8") + conv.source_encoding.should == Encoding::US_ASCII + end + + it "accepts a String for the destination encoding" do + conv = Encoding::Converter.new("us-ascii", "utf-8") + conv.destination_encoding.should == Encoding::UTF_8 + end + + it "accepts an Encoding object for the source encoding" do + conv = Encoding::Converter.new(Encoding::US_ASCII, "utf-8") + conv.source_encoding.should == Encoding::US_ASCII + end + + it "accepts an Encoding object for the destination encoding" do + conv = Encoding::Converter.new("us-ascii", Encoding::UTF_8) + conv.destination_encoding.should == Encoding::UTF_8 + end + + it "raises an Encoding::ConverterNotFoundError if both encodings are the same" do + lambda do + Encoding::Converter.new "utf-8", "utf-8" + end.should raise_error(Encoding::ConverterNotFoundError) + end + + it "calls #to_str to convert the source encoding argument to an encoding name" do + enc = mock("us-ascii") + enc.should_receive(:to_str).and_return("us-ascii") + conv = Encoding::Converter.new(enc, "utf-8") + conv.source_encoding.should == Encoding::US_ASCII + end + + it "calls #to_str to convert the destination encoding argument to an encoding name" do + enc = mock("utf-8") + enc.should_receive(:to_str).and_return("utf-8") + conv = Encoding::Converter.new("us-ascii", enc) + conv.destination_encoding.should == Encoding::UTF_8 + end + + it "sets replacement from the options Hash" do + conv = Encoding::Converter.new("us-ascii", "utf-8", replace: "fubar") + conv.replacement.should == "fubar" + end + + it "calls #to_hash to convert the options argument to a Hash if not a Fixnum" do + opts = mock("encoding converter options") + opts.should_receive(:to_hash).and_return({ replace: "fubar" }) + conv = Encoding::Converter.new("us-ascii", "utf-8", opts) + conv.replacement.should == "fubar" + end + + it "calls #to_str to convert the replacement object to a String" do + obj = mock("encoding converter replacement") + obj.should_receive(:to_str).and_return("fubar") + conv = Encoding::Converter.new("us-ascii", "utf-8", replace: obj) + conv.replacement.should == "fubar" + end + + it "raises a TypeError if #to_str does not return a String" do + obj = mock("encoding converter replacement") + obj.should_receive(:to_str).and_return(1) + + lambda do + Encoding::Converter.new("us-ascii", "utf-8", replace: obj) + end.should raise_error(TypeError) + end + + it "raises a TypeError if passed true for the replacement object" do + lambda do + Encoding::Converter.new("us-ascii", "utf-8", replace: true) + end.should raise_error(TypeError) + end + + it "raises a TypeError if passed false for the replacement object" do + lambda do + Encoding::Converter.new("us-ascii", "utf-8", replace: false) + end.should raise_error(TypeError) + end + + it "raises a TypeError if passed a Fixnum for the replacement object" do + lambda do + Encoding::Converter.new("us-ascii", "utf-8", replace: 1) + end.should raise_error(TypeError) + end + + it "accepts an empty String for the replacement object" do + conv = Encoding::Converter.new("us-ascii", "utf-8", replace: "") + conv.replacement.should == "" + end + + describe "when passed nil for the replacement object" do + describe "when the destination encoding is not UTF-8" do + it "sets the replacement String to '?'" do + conv = Encoding::Converter.new("us-ascii", "ascii-8bit", replace: nil) + conv.replacement.should == "?" + end + + it "sets the replacement String encoding to US-ASCII" do + conv = Encoding::Converter.new("us-ascii", "ascii-8bit", replace: nil) + conv.replacement.encoding.should == Encoding::US_ASCII + end + + it "sets the replacement String to '\\uFFFD'" do + conv = Encoding::Converter.new("us-ascii", "utf-8", replace: nil) + conv.replacement.should == "\u{fffd}".force_encoding("utf-8") + end + + it "sets the replacement String encoding to UTF-8" do + conv = Encoding::Converter.new("us-ascii", "utf-8", replace: nil) + conv.replacement.encoding.should == Encoding::UTF_8 + end + end + end + end +end |