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54 lines
3.1 KiB
Nim
54 lines
3.1 KiB
Nim
import unittest, strutils
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include nre
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block: # string splitting
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block: # splitting strings
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check("1 2 3 4 5 6 ".split(re" ") == @["1", "2", "3", "4", "5", "6", ""])
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check("1 2 ".split(re(" ")) == @["1", "", "2", "", ""])
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check("1 2".split(re(" ")) == @["1", "2"])
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check("foo".split(re("foo")) == @["", ""])
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check("".split(re"foo") == @[""])
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check("9".split(re"\son\s") == @["9"])
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block: # captured patterns
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check("12".split(re"(\d)") == @["", "1", "", "2", ""])
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block: # maxsplit
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check("123".split(re"", maxsplit = 2) == @["1", "23"])
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check("123".split(re"", maxsplit = 1) == @["123"])
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check("123".split(re"", maxsplit = -1) == @["1", "2", "3"])
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block: # split with 0-length match
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check("12345".split(re("")) == @["1", "2", "3", "4", "5"])
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check("".split(re"") == newSeq[string]())
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check("word word".split(re"\b") == @["word", " ", "word"])
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check("word\r\lword".split(re"(*ANYCRLF)(?m)$") == @["word", "\r\lword"])
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check("слово слово".split(re"(*U)(\b)") == @["", "слово", "", " ", "", "слово", ""])
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block: # perl split tests
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check("forty-two" .split(re"") .join(",") == "f,o,r,t,y,-,t,w,o")
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check("forty-two" .split(re"", 3) .join(",") == "f,o,rty-two")
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check("split this string" .split(re" ") .join(",") == "split,this,string")
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check("split this string" .split(re" ", 2) .join(",") == "split,this string")
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check("try$this$string" .split(re"\$") .join(",") == "try,this,string")
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check("try$this$string" .split(re"\$", 2) .join(",") == "try,this$string")
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check("comma, separated, values" .split(re", ") .join("|") == "comma|separated|values")
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check("comma, separated, values" .split(re", ", 2) .join("|") == "comma|separated, values")
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check("Perl6::Camelia::Test" .split(re"::") .join(",") == "Perl6,Camelia,Test")
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check("Perl6::Camelia::Test" .split(re"::", 2) .join(",") == "Perl6,Camelia::Test")
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check("split,me,please" .split(re",") .join("|") == "split|me|please")
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check("split,me,please" .split(re",", 2) .join("|") == "split|me,please")
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check("Hello World Goodbye Mars".split(re"\s+") .join(",") == "Hello,World,Goodbye,Mars")
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check("Hello World Goodbye Mars".split(re"\s+", 3).join(",") == "Hello,World,Goodbye Mars")
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check("Hello test" .split(re"(\s+)") .join(",") == "Hello, ,test")
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check("this will be split" .split(re" ") .join(",") == "this,will,be,split")
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check("this will be split" .split(re" ", 3) .join(",") == "this,will,be split")
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check("a.b" .split(re"\.") .join(",") == "a,b")
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check("" .split(re"") .len == 0)
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check(":" .split(re"") .len == 1)
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block: # start position
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check("abc".split(re"", start = 1) == @["b", "c"])
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check("abc".split(re"", start = 2) == @["c"])
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check("abc".split(re"", start = 3) == newSeq[string]())
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