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# This file is a part of Julia. License is MIT: https://julialang.org/license
@testset "padding (lpad and rpad)" begin
@test lpad("foo", 2) == "foo"
@test rpad("foo", 2) == "foo"
@test lpad("foo", 3) == "foo"
@test rpad("foo", 3) == "foo"
@test lpad("foo", 4) == " foo"
@test rpad("foo", 4) == "foo "
@test lpad("foo", 5) == " foo"
@test rpad("foo", 5) == "foo "
@test lpad("foo", 2, "123") == "foo"
@test rpad("foo", 2, "123") == "foo"
@test lpad("foo", 3, "123") == "foo"
@test rpad("foo", 3, "123") == "foo"
@test lpad("foo", 4, "123") == "1foo"
@test rpad("foo", 4, "123") == "foo1"
@test lpad("foo", 5, "123") == "12foo"
@test rpad("foo", 5, "123") == "foo12"
@test lpad("foo", 6, "123") == "123foo"
@test rpad("foo", 6, "123") == "foo123"
@test lpad("foo", 7, "123") == "1231foo"
@test rpad("foo", 7, "123") == "foo1231"
@test lpad("foo", 8, "123") == "12312foo"
@test rpad("foo", 8, "123") == "foo12312"
@test lpad("foo", 9, "123") == "123123foo"
@test rpad("foo", 9, "123") == "foo123123"
@test lpad("αβ", 2, "¹₂³") == "αβ"
@test rpad("αβ", 2, "¹₂³") == "αβ"
@test lpad("αβ", 3, "¹₂³") == "¹αβ"
@test rpad("αβ", 3, "¹₂³") == "αβ¹"
@test lpad("αβ", 4, "¹₂³") == "¹₂αβ"
@test rpad("αβ", 4, "¹₂³") == "αβ¹₂"
@test lpad("αβ", 5, "¹₂³") == "¹₂³αβ"
@test rpad("αβ", 5, "¹₂³") == "αβ¹₂³"
@test lpad("αβ", 6, "¹₂³") == "¹₂³¹αβ"
@test rpad("αβ", 6, "¹₂³") == "αβ¹₂³¹"
@test lpad("αβ", 7, "¹₂³") == "¹₂³¹₂αβ"
@test rpad("αβ", 7, "¹₂³") == "αβ¹₂³¹₂"
@test lpad("αβ", 8, "¹₂³") == "¹₂³¹₂³αβ"
@test rpad("αβ", 8, "¹₂³") == "αβ¹₂³¹₂³"
@test lpad("αβ", 9, "¹₂³") == "¹₂³¹₂³¹αβ"
@test rpad("αβ", 9, "¹₂³") == "αβ¹₂³¹₂³¹"
end
# string manipulation
@testset "lstrip/rstrip/strip" begin
@test strip("") == ""
@test strip(" ") == ""
@test strip(" ") == ""
@test strip(" ") == ""
@test strip("\t hi \n") == "hi"
@test strip(" \u2009 hi \u2009 ") == "hi"
@test strip("foobarfoo", ['f','o']) == "bar"
@test strip("foobarfoo", ('f','o')) == "bar"
for s in ("", " ", " abc", "abc ", " abc "),
f in (lstrip, rstrip, strip)
fs = f(s)
for T = (String, GenericString)
local t, b
t = convert(T,s)
ft = f(t)
@test s == t
@test fs == ft
@test typeof(ft) == SubString{T}
b = convert(SubString{T}, t)
fb = f(b)
@test s == b
@test fs == fb
@test typeof(fb) == SubString{T}
end
end
@test lstrip(isnumeric, "0123abc") == "abc"
@test rstrip(isnumeric, "abc0123") == "abc"
@test lstrip("ello", ['e','o']) == "llo"
@test rstrip("ello", ['e','o']) == "ell"
end
@testset "rsplit/split" begin
@test split("foo,bar,baz", 'x') == ["foo,bar,baz"]
@test split("foo,bar,baz", ',') == ["foo","bar","baz"]
@test split("foo,bar,baz", ",") == ["foo","bar","baz"]
@test split("foo,bar,baz", r",") == ["foo","bar","baz"]
@test split("foo,bar,baz", ','; limit=0) == ["foo","bar","baz"]
@test split("foo,bar,baz", ','; limit=1) == ["foo,bar,baz"]
@test split("foo,bar,baz", ','; limit=2) == ["foo","bar,baz"]
@test split("foo,bar,baz", ','; limit=3) == ["foo","bar","baz"]
@test split("foo,bar", "o,b") == ["fo","ar"]
@test split("", ',') == [""]
@test split(",", ',') == ["",""]
@test split(",,", ',') == ["","",""]
@test split("", ',' ; keepempty=false) == []
@test split(",", ',' ; keepempty=false) == []
@test split(",,", ','; keepempty=false) == []
@test split("a b c") == ["a","b","c"]
@test split("a b \t c\n") == ["a","b","c"]
@test split("α β \u2009 γ\n") == ["α","β","γ"]
@test split("a b c"; limit=2) == ["a","b c"]
@test split("a b \t c\n"; limit=3) == ["a","b","\t c\n"]
@test split("a b c"; keepempty=true) == ["a","b","c"]
@test split("a b \t c\n"; keepempty=true) == ["a","","b","","","c",""]
@test rsplit("foo,bar,baz", 'x') == ["foo,bar,baz"]
@test rsplit("foo,bar,baz", ',') == ["foo","bar","baz"]
@test rsplit("foo,bar,baz", ",") == ["foo","bar","baz"]
@test rsplit("foo,bar,baz", ','; limit=0) == ["foo","bar","baz"]
@test rsplit("foo,bar,baz", ','; limit=1) == ["foo,bar,baz"]
@test rsplit("foo,bar,baz", ','; limit=2) == ["foo,bar","baz"]
@test rsplit("foo,bar,baz", ','; limit=3) == ["foo","bar","baz"]
@test rsplit("foo,bar", "o,b") == ["fo","ar"]
@test rsplit("", ',') == [""]
@test rsplit(",", ',') == ["",""]
@test rsplit(",,", ',') == ["","",""]
@test rsplit(",,", ','; limit=2) == [",",""]
@test rsplit("", ',' ; keepempty=false) == []
@test rsplit(",", ',' ; keepempty=false) == []
@test rsplit(",,", ','; keepempty=false) == []
@test rsplit("a b c") == ["a","b","c"]
@test rsplit("a b \t c\n") == ["a","b","c"]
@test rsplit("a b c"; limit=2) == ["a b", "c"]
@test rsplit("a b \t c\n"; limit=3) == ["a ","b","c"]
@test rsplit("a b c"; keepempty=true) == ["a","b","c"]
@test rsplit("a b \t c\n"; keepempty=true) == ["a","","b","","","c",""]
let str = "a.:.ba..:..cba.:.:.dcba.:."
@test split(str, ".:.") == ["a","ba.",".cba",":.dcba",""]
@test split(str, ".:."; keepempty=false) == ["a","ba.",".cba",":.dcba"]
@test split(str, ".:.") == ["a","ba.",".cba",":.dcba",""]
@test split(str, r"\.(:\.)+") == ["a","ba.",".cba","dcba",""]
@test split(str, r"\.(:\.)+"; keepempty=false) == ["a","ba.",".cba","dcba"]
@test split(str, r"\.+:\.+") == ["a","ba","cba",":.dcba",""]
@test split(str, r"\.+:\.+"; keepempty=false) == ["a","ba","cba",":.dcba"]
@test rsplit(str, ".:.") == ["a","ba.",".cba.:","dcba",""]
@test rsplit(str, ".:."; keepempty=false) == ["a","ba.",".cba.:","dcba"]
@test rsplit(str, ".:."; limit=2) == ["a.:.ba..:..cba.:.:.dcba", ""]
@test rsplit(str, ".:."; limit=3) == ["a.:.ba..:..cba.:", "dcba", ""]
@test rsplit(str, ".:."; limit=4) == ["a.:.ba.", ".cba.:", "dcba", ""]
@test rsplit(str, ".:."; limit=5) == ["a", "ba.", ".cba.:", "dcba", ""]
@test rsplit(str, ".:."; limit=6) == ["a", "ba.", ".cba.:", "dcba", ""]
end
# zero-width splits
@test split("", "") == rsplit("", "") == [""]
@test split("abc", "") == rsplit("abc", "") == ["a","b","c"]
@test rsplit("abc", "", limit=2) == ["ab","c"]
@test split("abc", "", limit=2) == ["a","bc"]
@test split("", r"") == [""]
@test split("abc", r"") == ["a","b","c"]
@test split("abcd", r"b?") == ["a","c","d"]
@test split("abcd", r"b*") == ["a","c","d"]
@test split("abcd", r"b+") == ["a","cd"]
@test split("abcd", r"b?c?") == ["a","d"]
@test split("abcd", r"[bc]?") == ["a","","d"]
@test split("abcd", r"a*") == ["","b","c","d"]
@test split("abcd", r"a+") == ["","bcd"]
@test split("abcd", r"d*") == ["a","b","c",""]
@test split("abcd", r"d+") == ["abc",""]
@test split("abcd", r"[ad]?") == ["","b","c",""]
# multi-byte unicode characters (issue #26225)
@test split("α β γ", " ") == rsplit("α β γ", " ") ==
split("α β γ", isspace) == rsplit("α β γ", isspace) == ["α","β","γ"]
@test split("ö.", ".") == rsplit("ö.", ".") == ["ö",""]
@test split("α β γ", "β") == rsplit("α β γ", "β") == ["α "," γ"]
end
@testset "replace" begin
@test replace("\u2202", '*' => '\0') == "\u2202"
@test replace("foobar", 'o' => '0') == "f00bar"
@test replace("foobar", 'o' => '0', count=1) == "f0obar"
@test replace("foobar", 'o' => "") == "fbar"
@test replace("foobar", 'o' => "", count=1) == "fobar"
@test replace("foobar", 'f' => 'F') == "Foobar"
@test replace("foobar", 'r' => 'R') == "foobaR"
@test replace("foofoofoo", "foo" => "bar") == "barbarbar"
@test replace("foobarfoo", "foo" => "baz") == "bazbarbaz"
@test replace("barfoofoo", "foo" => "baz") == "barbazbaz"
@test replace("", "" => "") == ""
@test replace("", "" => "x") == "x"
@test replace("", "x" => "y") == ""
@test replace("abcd", "" => "^") == "^a^b^c^d^"
@test replace("abcd", "b" => "^") == "a^cd"
@test replace("abcd", r"b?" => "^") == "^a^c^d^"
@test replace("abcd", r"b+" => "^") == "a^cd"
@test replace("abcd", r"b?c?" => "^") == "^a^d^"
@test replace("abcd", r"[bc]?" => "^") == "^a^^d^"
@test replace("foobarfoo", r"(fo|ba)" => "xx") == "xxoxxrxxo"
@test replace("foobarfoo", r"(foo|ba)" => "bar") == "barbarrbar"
@test replace("foobar", 'o' => 'ø') == "føøbar"
@test replace("foobar", 'o' => 'ø', count=1) == "føobar"
@test replace("føøbar", 'ø' => 'o') == "foobar"
@test replace("føøbar", 'ø' => 'o', count=1) == "foøbar"
@test replace("føøbar", 'ø' => 'ö') == "fööbar"
@test replace("føøbar", 'ø' => 'ö', count=1) == "föøbar"
@test replace("føøbar", 'ø' => "") == "fbar"
@test replace("føøbar", 'ø' => "", count=1) == "føbar"
@test replace("føøbar", 'f' => 'F') == "Føøbar"
@test replace("ḟøøbar", 'ḟ' => 'F') == "Føøbar"
@test replace("føøbar", 'f' => 'Ḟ') == "Ḟøøbar"
@test replace("ḟøøbar", 'ḟ' => 'Ḟ') == "Ḟøøbar"
@test replace("føøbar", 'r' => 'R') == "føøbaR"
@test replace("føøbaṙ", 'ṙ' => 'R') == "føøbaR"
@test replace("føøbar", 'r' => 'Ṙ') == "føøbaṘ"
@test replace("føøbaṙ", 'ṙ' => 'Ṙ') == "føøbaṘ"
@test replace("ḟøøḟøøḟøø", "ḟøø" => "bar") == "barbarbar"
@test replace("ḟøøbarḟøø", "ḟøø" => "baz") == "bazbarbaz"
@test replace("barḟøøḟøø", "ḟøø" => "baz") == "barbazbaz"
@test replace("foofoofoo", "foo" => "ƀäṙ") == "ƀäṙƀäṙƀäṙ"
@test replace("fooƀäṙfoo", "foo" => "baz") == "bazƀäṙbaz"
@test replace("ƀäṙfoofoo", "foo" => "baz") == "ƀäṙbazbaz"
@test replace("foofoofoo", "foo" => "bar") == "barbarbar"
@test replace("foobarfoo", "foo" => "ƀäż") == "ƀäżbarƀäż"
@test replace("barfoofoo", "foo" => "ƀäż") == "barƀäżƀäż"
@test replace("ḟøøḟøøḟøø", "ḟøø" => "ƀäṙ") == "ƀäṙƀäṙƀäṙ"
@test replace("ḟøøƀäṙḟøø", "ḟøø" => "baz") == "bazƀäṙbaz"
@test replace("ƀäṙḟøøḟøø", "ḟøø" => "baz") == "ƀäṙbazbaz"
@test replace("ḟøøḟøøḟøø", "ḟøø" => "bar") == "barbarbar"
@test replace("ḟøøbarḟøø", "ḟøø" => "ƀäż") == "ƀäżbarƀäż"
@test replace("barḟøøḟøø", "ḟøø" => "ƀäż") == "barƀäżƀäż"
@test replace("ḟøøḟøøḟøø", "ḟøø" => "ƀäṙ") == "ƀäṙƀäṙƀäṙ"
@test replace("ḟøøƀäṙḟøø", "ḟøø" => "ƀäż") == "ƀäżƀäṙƀäż"
@test replace("ƀäṙḟøøḟøø", "ḟøø" => "ƀäż") == "ƀäṙƀäżƀäż"
@test replace("", "" => "ẍ") == "ẍ"
@test replace("", "ẍ" => "ÿ") == ""
@test replace("äƀçđ", "" => "π") == "πäπƀπçπđπ"
@test replace("äƀçđ", "ƀ" => "π") == "äπçđ"
@test replace("äƀçđ", r"ƀ?" => "π") == "πäπçπđπ"
@test replace("äƀçđ", r"ƀ+" => "π") == "äπçđ"
@test replace("äƀçđ", r"ƀ?ç?" => "π") == "πäπđπ"
@test replace("äƀçđ", r"[ƀç]?" => "π") == "πäππđπ"
@test replace("foobarfoo", r"(fo|ba)" => "ẍẍ") == "ẍẍoẍẍrẍẍo"
@test replace("ḟøøbarḟøø", r"(ḟø|ba)" => "xx") == "xxøxxrxxø"
@test replace("ḟøøbarḟøø", r"(ḟøø|ba)" => "bar") == "barbarrbar"
@test replace("fooƀäṙfoo", r"(fo|ƀä)" => "xx") == "xxoxxṙxxo"
@test replace("fooƀäṙfoo", r"(foo|ƀä)" => "ƀäṙ") == "ƀäṙƀäṙṙƀäṙ"
@test replace("ḟøøƀäṙḟøø", r"(ḟø|ƀä)" => "xx") == "xxøxxṙxxø"
@test replace("ḟøøƀäṙḟøø", r"(ḟøø|ƀä)" => "ƀäṙ") == "ƀäṙƀäṙṙƀäṙ"
@test replace("foo", "oo" => uppercase) == "fOO"
# Issue 13332
@test replace("abc", 'b' => 2.1) == "a2.1c"
# test replace with a count for String and GenericString
# check that replace is a no-op if count==0
for s in ["aaa", Test.GenericString("aaa")]
@test replace("aaa", 'a' => 'z', count=0) == "aaa"
@test replace(s, 'a' => 'z', count=1) == "zaa"
@test replace(s, 'a' => 'z', count=2) == "zza"
@test replace(s, 'a' => 'z', count=3) == "zzz"
@test replace(s, 'a' => 'z', count=4) == "zzz"
@test replace(s, 'a' => 'z', count=typemax(Int)) == "zzz"
@test replace(s, 'a' => 'z') == "zzz"
end
# Issue 25741
@test replace("abc", ['a', 'd'] => 'A') == "Abc"
# for Char pattern call Char replacement function
@test replace("a", "a" => typeof) == "SubString{String}"
@test replace("a", r"a" => typeof) == "SubString{String}"
@test replace("a", 'a' => typeof) == "Char"
@test replace("a", in("a") => typeof) == "Char"
@test replace("a", ['a'] => typeof) == "Char"
end
@testset "chomp/chop" begin
@test chomp("foo\n") == "foo"
@test chomp("fo∀\n") == "fo∀"
@test chomp("foo\r\n") == "foo"
@test chomp("fo∀\r\n") == "fo∀"
@test chomp("fo∀") == "fo∀"
@test chop("fooε") == "foo"
@test chop("foεo") == "foε"
@test chop("∃∃∃∃") == "∃∃∃"
@test chop("∀ϵ∃Δ", head=0, tail=0) == "∀ϵ∃Δ"
@test chop("∀ϵ∃Δ", head=0, tail=1) == "∀ϵ∃"
@test chop("∀ϵ∃Δ", head=0, tail=2) == "∀ϵ"
@test chop("∀ϵ∃Δ", head=0, tail=3) == "∀"
@test chop("∀ϵ∃Δ", head=0, tail=4) == ""
@test chop("∀ϵ∃Δ", head=0, tail=5) == ""
@test chop("∀ϵ∃Δ", head=1, tail=0) == "ϵ∃Δ"
@test chop("∀ϵ∃Δ", head=2, tail=0) == "∃Δ"
@test chop("∀ϵ∃Δ", head=3, tail=0) == "Δ"
@test chop("∀ϵ∃Δ", head=4, tail=0) == ""
@test chop("∀ϵ∃Δ", head=5, tail=0) == ""
@test chop("∀ϵ∃Δ", head=1, tail=1) == "ϵ∃"
@test chop("∀ϵ∃Δ", head=2, tail=2) == ""
@test chop("∀ϵ∃Δ", head=3, tail=3) == ""
@test_throws ArgumentError chop("∀ϵ∃Δ", head=-3, tail=3)
@test_throws ArgumentError chop("∀ϵ∃Δ", head=3, tail=-3)
@test_throws ArgumentError chop("∀ϵ∃Δ", head=-3, tail=-3)
@test isa(chomp("foo"), SubString)
@test isa(chop("foo"), SubString)
end
@testset "bytes2hex and hex2bytes" begin
hex_str = "d7a8fbb307d7809469ca9abcb0082e4f8d5651e46d3cdb762d02d0bf37c9e592"
bin_val = hex2bytes(hex_str)
@test div(length(hex_str), 2) == length(bin_val)
@test hex_str == bytes2hex(bin_val) == sprint(bytes2hex, bin_val)
bin_val = hex2bytes("07bf")
@test bin_val[1] == 7
@test bin_val[2] == 191
@test typeof(bin_val) == Array{UInt8, 1}
@test length(bin_val) == 2
# all valid hex chars
@test "0123456789abcdefabcdef" == bytes2hex(hex2bytes("0123456789abcdefABCDEF"))
# odd size
@test_throws ArgumentError hex2bytes("0123456789abcdefABCDEF0")
#non-hex characters
@test_throws ArgumentError hex2bytes("0123456789abcdefABCDEFGH")
@testset "Issue 23161" begin
arr = b"0123456789abcdefABCDEF"
arr1 = Vector{UInt8}(undef, length(arr) >> 1)
@test hex2bytes!(arr1, arr) === arr1 # check in-place
@test "0123456789abcdefabcdef" == bytes2hex(arr1)
@test hex2bytes("0123456789abcdefABCDEF") == hex2bytes(arr)
@test_throws ArgumentError hex2bytes!(arr1, b"") # incorrect arr1 length
@test hex2bytes(b"") == UInt8[]
@test hex2bytes(view(b"012345",1:6)) == UInt8[0x01,0x23,0x45]
@test begin
s = view(b"012345ab",1:6)
d = view(zeros(UInt8, 10),1:3)
hex2bytes!(d,s) == UInt8[0x01,0x23,0x45]
end
# odd size
@test_throws ArgumentError hex2bytes(b"0123456789abcdefABCDEF0")
#non-hex characters
@test_throws ArgumentError hex2bytes(b"0123456789abcdefABCDEFGH")
end
end
# b"" should be immutable
let testb() = b"0123"
b = testb()
@test eltype(b) === UInt8
@test b isa AbstractVector
@test_throws ErrorException b[4] = '4'
@test testb() == UInt8['0','1','2','3']
end
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