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ruby--ruby/spec/ruby/core/regexp/shared/quote.rb
2019-06-27 21:02:36 +02:00

31 lines
1.4 KiB
Ruby

# -*- encoding: binary -*-
describe :regexp_quote, shared: true do
it "escapes any characters with special meaning in a regular expression" do
Regexp.send(@method, '\*?{}.+^[]()- ').should == '\\\\\*\?\{\}\.\+\^\[\]\(\)\-\\ '
Regexp.send(@method, "\*?{}.+^[]()- ").should == '\\*\\?\\{\\}\\.\\+\\^\\[\\]\\(\\)\\-\\ '
Regexp.send(@method, '\n\r\f\t').should == '\\\\n\\\\r\\\\f\\\\t'
Regexp.send(@method, "\n\r\f\t").should == '\\n\\r\\f\\t'
end
it "works with symbols" do
Regexp.send(@method, :symbol).should == 'symbol'
end
it "sets the encoding of the result to US-ASCII if there are only US-ASCII characters present in the input String" do
str = "abc".force_encoding("euc-jp")
Regexp.send(@method, str).encoding.should == Encoding::US_ASCII
end
it "sets the encoding of the result to the encoding of the String if any non-US-ASCII characters are present in an input String with valid encoding" do
str = "ありがとう".force_encoding("utf-8")
str.valid_encoding?.should be_true
Regexp.send(@method, str).encoding.should == Encoding::UTF_8
end
it "sets the encoding of the result to BINARY if any non-US-ASCII characters are present in an input String with invalid encoding" do
str = "\xff".force_encoding "us-ascii"
str.valid_encoding?.should be_false
Regexp.send(@method, "\xff").encoding.should == Encoding::BINARY
end
end