1import unittest, strutils 2include nre 3 4block: # string splitting 5 block: # splitting strings 6 check("1 2 3 4 5 6 ".split(re" ") == @["1", "2", "3", "4", "5", "6", ""]) 7 check("1 2 ".split(re(" ")) == @["1", "", "2", "", ""]) 8 check("1 2".split(re(" ")) == @["1", "2"]) 9 check("foo".split(re("foo")) == @["", ""]) 10 check("".split(re"foo") == @[""]) 11 check("9".split(re"\son\s") == @["9"]) 12 13 block: # captured patterns 14 check("12".split(re"(\d)") == @["", "1", "", "2", ""]) 15 16 block: # maxsplit 17 check("123".split(re"", maxsplit = 2) == @["1", "23"]) 18 check("123".split(re"", maxsplit = 1) == @["123"]) 19 check("123".split(re"", maxsplit = -1) == @["1", "2", "3"]) 20 21 block: # split with 0-length match 22 check("12345".split(re("")) == @["1", "2", "3", "4", "5"]) 23 check("".split(re"") == newSeq[string]()) 24 check("word word".split(re"\b") == @["word", " ", "word"]) 25 check("word\r\lword".split(re"(*ANYCRLF)(?m)$") == @["word", "\r\lword"]) 26 check("слово слово".split(re"(*U)(\b)") == @["", "слово", "", " ", "", "слово", ""]) 27 28 block: # perl split tests 29 check("forty-two" .split(re"") .join(",") == "f,o,r,t,y,-,t,w,o") 30 check("forty-two" .split(re"", 3) .join(",") == "f,o,rty-two") 31 check("split this string" .split(re" ") .join(",") == "split,this,string") 32 check("split this string" .split(re" ", 2) .join(",") == "split,this string") 33 check("try$this$string" .split(re"\$") .join(",") == "try,this,string") 34 check("try$this$string" .split(re"\$", 2) .join(",") == "try,this$string") 35 check("comma, separated, values" .split(re", ") .join("|") == "comma|separated|values") 36 check("comma, separated, values" .split(re", ", 2) .join("|") == "comma|separated, values") 37 check("Perl6::Camelia::Test" .split(re"::") .join(",") == "Perl6,Camelia,Test") 38 check("Perl6::Camelia::Test" .split(re"::", 2) .join(",") == "Perl6,Camelia::Test") 39 check("split,me,please" .split(re",") .join("|") == "split|me|please") 40 check("split,me,please" .split(re",", 2) .join("|") == "split|me,please") 41 check("Hello World Goodbye Mars".split(re"\s+") .join(",") == "Hello,World,Goodbye,Mars") 42 check("Hello World Goodbye Mars".split(re"\s+", 3).join(",") == "Hello,World,Goodbye Mars") 43 check("Hello test" .split(re"(\s+)") .join(",") == "Hello, ,test") 44 check("this will be split" .split(re" ") .join(",") == "this,will,be,split") 45 check("this will be split" .split(re" ", 3) .join(",") == "this,will,be split") 46 check("a.b" .split(re"\.") .join(",") == "a,b") 47 check("" .split(re"") .len == 0) 48 check(":" .split(re"") .len == 1) 49 50 block: # start position 51 check("abc".split(re"", start = 1) == @["b", "c"]) 52 check("abc".split(re"", start = 2) == @["c"]) 53 check("abc".split(re"", start = 3) == newSeq[string]()) 54