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Stored size: 1009 Bytes
Contents
describe "String#tr_s" do
it "replaces occurrences of character with substitute, dropping repeating substitutes" do
# identity checks (no substitution)
'abc'.tr_s('', 'a').should == 'abc'
'aabbcc'.tr_s('', 'a').should == 'aabbcc'
# single char substitutions
'a'.tr_s('a', 'b').should == 'b'
'aa'.tr_s('a', 'b').should == 'b'
'bbabcbb'.tr_s('b', 'z').should == 'zazcz'
'hello'.tr_s('l', 'r').should == 'hero'
# multiple char substitutions
'aabbcc'.tr_s('abc', 'abc').should == 'abc'
'hello'.tr_s('el', '*').should == 'h*o'
'hello'.tr_s('el', 'hx').should == 'hhxo'
# inverted substitutions
'hello'.tr_s('^aeiou', '*').should == '*e*o'
# range substitutions
'abc'.tr_s('a-c', '*').should == '*'
'hello'.tr_s('e-lo', 'rb').should == 'brb'
'hello'.tr_s('a-y', 'b-z').should == 'ifmp'
# truncation
'abcd'.tr_s('a', '').should == 'bcd'
'abcd'.tr_s('abc', '').should == 'd'
'abcd'.tr_s('b-d', '').should == 'a'
end
end
Version data entries
10 entries across 10 versions & 1 rubygems