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# encoding: utf-8
describe :string_length, shared: true do
it "returns the length of self" do
"".send(@method).should == 0
"\x00".send(@method).should == 1
"one".send(@method).should == 3
"two".send(@method).should == 3
"three".send(@method).should == 5
"four".send(@method).should == 4
end
it "returns the length of a string in different encodings" do
utf8_str = 'こにちわ' * 100
utf8_str.size.should == 400
utf8_str.encode(Encoding::UTF_32BE).size.should == 400
utf8_str.encode(Encoding::SHIFT_JIS).size.should == 400
end
it "returns the length of the new self after encoding is changed" do
str = 'こにちわ'
str.send(@method)
str.force_encoding('BINARY').send(@method).should == 12
end
it "returns the correct length after force_encoding(BINARY)" do
utf8 = "あ"
ascii = "a"
concat = utf8 + ascii
concat.encoding.should == Encoding::UTF_8
concat.bytesize.should == 4
concat.size.should == 2
concat.force_encoding(Encoding::ASCII_8BIT)
concat.size.should == 4
end
end
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