diff options
Diffstat (limited to 'spec/ruby/library/stringio/shared/write.rb')
-rw-r--r-- | spec/ruby/library/stringio/shared/write.rb | 71 |
1 files changed, 61 insertions, 10 deletions
diff --git a/spec/ruby/library/stringio/shared/write.rb b/spec/ruby/library/stringio/shared/write.rb index 0eb71466e3..404e08b93d 100644 --- a/spec/ruby/library/stringio/shared/write.rb +++ b/spec/ruby/library/stringio/shared/write.rb @@ -1,6 +1,6 @@ describe :stringio_write, shared: true do before :each do - @io = StringIO.new('12345') + @io = StringIO.new(+'12345') end it "tries to convert the passed Object to a String using #to_s" do @@ -13,7 +13,7 @@ end describe :stringio_write_string, shared: true do before :each do - @io = StringIO.new('12345') + @io = StringIO.new(+'12345') end # TODO: RDoc says that #write appends at the current position. @@ -45,20 +45,71 @@ describe :stringio_write_string, shared: true do @io.pos.should eql(4) end - ruby_version_is ""..."3.0" do - it "does not taint self when the passed argument is tainted" do - @io.send(@method, "test".taint) - @io.tainted?.should be_false - end + it "handles concurrent writes correctly" do + @io = StringIO.new + n = 8 + go = false + threads = n.times.map { |i| + Thread.new { + Thread.pass until go + @io.write i.to_s + } + } + go = true + threads.each(&:join) + @io.string.size.should == n.times.map(&:to_s).join.size + end + + it "handles writing non-ASCII UTF-8 after seek" do + @io.binmode + @io << "\x80" + @io.pos = 0 + @io << "\x81" + @io.string.should == "\x812345".b + end + + it "handles writing with position < buffer size" do + @io.pos = 2 + @io.write "abc" + @io.string.should == "12abc" + + @io.pos = 2 + @io.write "de" + @io.string.should == "12dec" + + @io.pos = 2 + @io.write "fghi" + @io.string.should == "12fghi" + end + + it "transcodes the given string when the external encoding is set and neither is BINARY" do + utf8_str = "hello" + io = StringIO.new.set_encoding(Encoding::UTF_16BE) + io.external_encoding.should == Encoding::UTF_16BE + + io.send(@method, utf8_str) + + expected = [0, 104, 0, 101, 0, 108, 0, 108, 0, 111] # UTF-16BE bytes for "hello" + io.string.bytes.should == expected + end + + it "does not transcode the given string when the external encoding is set and the string encoding is BINARY" do + str = "été".b + io = StringIO.new.set_encoding(Encoding::UTF_16BE) + io.external_encoding.should == Encoding::UTF_16BE + + io.send(@method, str) + + io.string.bytes.should == str.bytes end end describe :stringio_write_not_writable, shared: true do it "raises an IOError" do - io = StringIO.new("test", "r") + io = StringIO.new(+"test", "r") -> { io.send(@method, "test") }.should raise_error(IOError) - io = StringIO.new("test") + io = StringIO.new(+"test") io.close_write -> { io.send(@method, "test") }.should raise_error(IOError) end @@ -66,7 +117,7 @@ end describe :stringio_write_append, shared: true do before :each do - @io = StringIO.new("example", "a") + @io = StringIO.new(+"example", "a") end it "appends the passed argument to the end of self" do |