diff options
Diffstat (limited to 'spec/ruby/core/integer/chr_spec.rb')
| -rw-r--r-- | spec/ruby/core/integer/chr_spec.rb | 65 |
1 files changed, 33 insertions, 32 deletions
diff --git a/spec/ruby/core/integer/chr_spec.rb b/spec/ruby/core/integer/chr_spec.rb index 9f105e4241..8fe20ff812 100644 --- a/spec/ruby/core/integer/chr_spec.rb +++ b/spec/ruby/core/integer/chr_spec.rb @@ -11,7 +11,11 @@ describe "Integer#chr without argument" do it "raises a RangeError is self is less than 0" do -> { -1.chr }.should raise_error(RangeError) - -> { -bignum_value.chr }.should raise_error(RangeError) + -> { (-bignum_value).chr }.should raise_error(RangeError) + end + + it "raises a RangeError if self is too large" do + -> { 2206368128.chr(Encoding::UTF_8) }.should raise_error(RangeError) end describe "when Encoding.default_internal is nil" do @@ -162,7 +166,7 @@ describe "Integer#chr with an encoding argument" do # http://redmine.ruby-lang.org/issues/4869 it "raises a RangeError is self is less than 0" do -> { -1.chr(Encoding::UTF_8) }.should raise_error(RangeError) - -> { -bignum_value.chr(Encoding::EUC_JP) }.should raise_error(RangeError) + -> { (-bignum_value).chr(Encoding::EUC_JP) }.should raise_error(RangeError) end it "raises a RangeError if self is too large" do @@ -219,38 +223,35 @@ describe "Integer#chr with an encoding argument" do # #5864 it "raises RangeError if self is invalid as a codepoint in the specified encoding" do - [ [0x80, "US-ASCII"], - [0x0100, "BINARY"], - [0x0100, "EUC-JP"], - [0xA1A0, "EUC-JP"], - [0xA1, "EUC-JP"], - [0x80, "SHIFT_JIS"], - [0xE0, "SHIFT_JIS"], - [0x0100, "ISO-8859-9"], - [620, "TIS-620"], - [0xD800, "UTF-8"], - [0xDBFF, "UTF-8"], - [0xDC00, "UTF-8"], - [0xDFFF, "UTF-8"], - [0xD800, "UTF-16"], - [0xDBFF, "UTF-16"], - [0xDC00, "UTF-16"], - [0xDFFF, "UTF-16"], - ].each do |integer, encoding_name| - -> { integer.chr(encoding_name) }.should raise_error(RangeError) - end + -> { 0x80.chr("US-ASCII") }.should raise_error(RangeError) + -> { 0x0100.chr("BINARY") }.should raise_error(RangeError) + -> { 0x0100.chr("EUC-JP") }.should raise_error(RangeError) + -> { 0xA1A0.chr("EUC-JP") }.should raise_error(RangeError) + -> { 0xA1.chr("EUC-JP") }.should raise_error(RangeError) + -> { 0x80.chr("SHIFT_JIS") }.should raise_error(RangeError) + -> { 0xE0.chr("SHIFT_JIS") }.should raise_error(RangeError) + -> { 0x0100.chr("ISO-8859-9") }.should raise_error(RangeError) + -> { 620.chr("TIS-620") }.should raise_error(RangeError) + # UTF-16 surrogate range + -> { 0xD800.chr("UTF-8") }.should raise_error(RangeError) + -> { 0xDBFF.chr("UTF-8") }.should raise_error(RangeError) + -> { 0xDC00.chr("UTF-8") }.should raise_error(RangeError) + -> { 0xDFFF.chr("UTF-8") }.should raise_error(RangeError) + # UTF-16 surrogate range + -> { 0xD800.chr("UTF-16") }.should raise_error(RangeError) + -> { 0xDBFF.chr("UTF-16") }.should raise_error(RangeError) + -> { 0xDC00.chr("UTF-16") }.should raise_error(RangeError) + -> { 0xDFFF.chr("UTF-16") }.should raise_error(RangeError) end - ruby_version_is "2.7" do - it 'returns a String encoding self interpreted as a codepoint in the CESU-8 encoding' do - # see more details here https://en.wikipedia.org/wiki/CESU-8 - # code points from U+0000 to U+FFFF is encoded in the same way as in UTF-8 - 0x0045.chr(Encoding::CESU_8).bytes.should == 0x0045.chr(Encoding::UTF_8).bytes + it 'returns a String encoding self interpreted as a codepoint in the CESU-8 encoding' do + # see more details here https://en.wikipedia.org/wiki/CESU-8 + # code points from U+0000 to U+FFFF is encoded in the same way as in UTF-8 + 0x0045.chr(Encoding::CESU_8).bytes.should == 0x0045.chr(Encoding::UTF_8).bytes - # code points in range from U+10000 to U+10FFFF is CESU-8 data containing a 6-byte surrogate pair, - # which decodes to a 4-byte UTF-8 string - 0x10400.chr(Encoding::CESU_8).bytes.should != 0x10400.chr(Encoding::UTF_8).bytes - 0x10400.chr(Encoding::CESU_8).bytes.to_a.should == [0xED, 0xA0, 0x81, 0xED, 0xB0, 0x80] - end + # code points in range from U+10000 to U+10FFFF is CESU-8 data containing a 6-byte surrogate pair, + # which decodes to a 4-byte UTF-8 string + 0x10400.chr(Encoding::CESU_8).bytes.should != 0x10400.chr(Encoding::UTF_8).bytes + 0x10400.chr(Encoding::CESU_8).bytes.to_a.should == [0xED, 0xA0, 0x81, 0xED, 0xB0, 0x80] end end |