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Diffstat (limited to 'tests/stdlib/tstrutils.nim')
| -rw-r--r-- | tests/stdlib/tstrutils.nim | 913 |
1 files changed, 913 insertions, 0 deletions
diff --git a/tests/stdlib/tstrutils.nim b/tests/stdlib/tstrutils.nim new file mode 100644 index 000000000..35f6bc669 --- /dev/null +++ b/tests/stdlib/tstrutils.nim @@ -0,0 +1,913 @@ +discard """ + matrix: "--mm:refc; --mm:orc; --backend:cpp; --backend:js --jsbigint64:off -d:nimStringHash2; --backend:js --jsbigint64:on" +""" + +import std/strutils +from stdtest/testutils import disableVm +import std/assertions +import std/private/jsutils +# xxx each instance of `disableVm` and `when not defined js:` should eventually be fixed + +template rejectParse(e) = + try: + discard e + raise newException(AssertionDefect, "This was supposed to fail: $#!" % astToStr(e)) + except ValueError: discard + +template main() = + block: # strip + doAssert strip(" ha ") == "ha" + doAssert strip(" foofoofoo ") == "foofoofoo" + doAssert strip("sfoofoofoos", chars = {'s'}) == "foofoofoo" + doAssert strip("barfoofoofoobar", chars = {'b', 'a', 'r'}) == "foofoofoo" + doAssert strip("stripme but don't strip this stripme", + chars = {'s', 't', 'r', 'i', 'p', 'm', 'e'}) == + " but don't strip this " + doAssert strip("sfoofoofoos", leading = false, chars = {'s'}) == "sfoofoofoo" + doAssert strip("sfoofoofoos", trailing = false, chars = {'s'}) == "foofoofoos" + + block: + let a = "xxxxxx" + doAssert a.strip(chars={'x'}).len == 0 + + doAssert "".strip(chars={'x'}).len == 0 + doAssert " ".strip(chars={'x'}) == " " + doAssert "xxx xxx".strip(chars={'x'}) == " " + doAssert "xxx wind".strip(chars={'x'}) == " wind" + doAssert "xxx iii".strip(chars={'i'}) == "xxx " + doAssert "x".strip(leading = false, chars={'x'}).len == 0 + doAssert "x".strip(trailing = false, chars={'x'}).len == 0 + doAssert "x".strip(leading = false, trailing = false, chars={'x'}) == "x" + + block: # split + var ret: seq[string] # or use `toSeq` or `collect` + for p in split("/home/a1:xyz:/usr/bin", {':'}): ret.add p + doAssert ret == @["/home/a1", "xyz", "/usr/bin"] + + let s = " this is an example " + let s2 = ":this;is;an:example;;" + + doAssert s.split() == @["", "this", "is", "an", "example", "", ""] + doAssert s2.split(seps = {':', ';'}) == @["", "this", "is", "an", "example", + "", ""] + doAssert s.split(maxsplit = 4) == @["", "this", "is", "an", "example "] + doAssert s.split(' ', maxsplit = 1) == @["", "this is an example "] + doAssert s.split(" ", maxsplit = 4) == @["", "this", "is", "an", "example "] + # Empty string: + doAssert "".split() == @[""] + doAssert "".split(" ") == @[""] + doAssert "".split({' '}) == @[""] + # Empty separators: + doAssert "".split({}) == @[""] + doAssert "".split("") == @[""] + doAssert s.split({}) == @[s] + doAssert s.split("") == @[s] + + block: # splitLines + let fixture = "a\nb\rc\r\nd" + doAssert len(fixture.splitLines) == 4 + doAssert splitLines(fixture) == @["a", "b", "c", "d"] + doAssert splitLines(fixture, keepEol=true) == @["a\n", "b\r", "c\r\n", "d"] + + block: # rsplit + doAssert rsplit("foo bar", seps = Whitespace) == @["foo", "bar"] + doAssert rsplit(" foo bar", seps = Whitespace, maxsplit = 1) == @[" foo", "bar"] + doAssert rsplit(" foo bar ", seps = Whitespace, maxsplit = 1) == @[" foo bar", ""] + doAssert rsplit(":foo:bar", sep = ':') == @["", "foo", "bar"] + doAssert rsplit(":foo:bar", sep = ':', maxsplit = 2) == @["", "foo", "bar"] + doAssert rsplit(":foo:bar", sep = ':', maxsplit = 3) == @["", "foo", "bar"] + doAssert rsplit("foothebar", sep = "the") == @["foo", "bar"] + # Empty string: + doAssert "".rsplit() == @[""] + doAssert "".rsplit(" ") == @[""] + doAssert "".rsplit({' '}) == @[""] + # Empty separators: + let s = " this is an example " + doAssert "".rsplit({}) == @[""] + doAssert "".rsplit("") == @[""] + doAssert s.rsplit({}) == @[s] + doAssert s.rsplit("") == @[s] + + block: # splitWhitespace + let s = " this is an example " + doAssert s.splitWhitespace() == @["this", "is", "an", "example"] + doAssert s.splitWhitespace(maxsplit = 1) == @["this", "is an example "] + doAssert s.splitWhitespace(maxsplit = 2) == @["this", "is", "an example "] + doAssert s.splitWhitespace(maxsplit = 3) == @["this", "is", "an", "example "] + doAssert s.splitWhitespace(maxsplit = 4) == @["this", "is", "an", "example"] + + block: # removeSuffix + var s = "hello\n\r" + s.removeSuffix + doAssert s == "hello" + s.removeSuffix + doAssert s == "hello" + + s = "hello\n\n" + s.removeSuffix + doAssert s == "hello" + + s = "hello\r" + s.removeSuffix + doAssert s == "hello" + + s = "hello \n there" + s.removeSuffix + doAssert s == "hello \n there" + + s = "hello" + s.removeSuffix("llo") + doAssert s == "he" + s.removeSuffix('e') + doAssert s == "h" + + s = "hellos" + s.removeSuffix({'s','z'}) + doAssert s == "hello" + s.removeSuffix({'l','o'}) + doAssert s == "he" + + s = "aeiou" + s.removeSuffix("") + doAssert s == "aeiou" + + s = "" + s.removeSuffix("") + doAssert s == "" + + s = " " + s.removeSuffix + doAssert s == " " + + s = " " + s.removeSuffix("") + doAssert s == " " + + s = " " + s.removeSuffix(" ") + doAssert s == " " + + s = " " + s.removeSuffix(' ') + doAssert s == "" + + # Contrary to Chomp in other languages + # empty string does not change behaviour + s = "hello\r\n\r\n" + s.removeSuffix("") + doAssert s == "hello\r\n\r\n" + + block: # removePrefix + var s = "\n\rhello" + s.removePrefix + doAssert s == "hello" + s.removePrefix + doAssert s == "hello" + + s = "\n\nhello" + s.removePrefix + doAssert s == "hello" + + s = "\rhello" + s.removePrefix + doAssert s == "hello" + + s = "hello \n there" + s.removePrefix + doAssert s == "hello \n there" + + s = "hello" + s.removePrefix("hel") + doAssert s == "lo" + s.removePrefix('l') + doAssert s == "o" + + s = "hellos" + s.removePrefix({'h','e'}) + doAssert s == "llos" + s.removePrefix({'l','o'}) + doAssert s == "s" + + s = "aeiou" + s.removePrefix("") + doAssert s == "aeiou" + + s = "" + s.removePrefix("") + doAssert s == "" + + s = " " + s.removePrefix + doAssert s == " " + + s = " " + s.removePrefix("") + doAssert s == " " + + s = " " + s.removePrefix(" ") + doAssert s == " " + + s = " " + s.removePrefix(' ') + doAssert s == "" + + # Contrary to Chomp in other languages + # empty string does not change behaviour + s = "\r\n\r\nhello" + s.removePrefix("") + doAssert s == "\r\n\r\nhello" + + block: # delete(slice) + var s = "0123456789ABCDEFGH" + delete(s, 4 .. 5) + doAssert s == "01236789ABCDEFGH" + delete(s, s.len-1 .. s.len-1) + doAssert s == "01236789ABCDEFG" + delete(s, 0..0) + doAssert s == "1236789ABCDEFG" + s = "" + doAssertRaises(IndexDefect): delete(s, 0..0) + doAssert s == "" + s = "abc" + doAssertRaises(IndexDefect): delete(s, -1 .. -2) + doAssertRaises(IndexDefect): delete(s, 2..3) + doAssertRaises(IndexDefect): delete(s, 3..2) + delete(s, 2..2) + doAssert s == "ab" + delete(s, 1..0) + doAssert s == "ab" + delete(s, 0..0) + doAssert s == "b" + + block: # delete(first, last) + {.push warning[deprecated]:off.} + var s = "0123456789ABCDEFGH" + delete(s, 4, 5) + doAssert s == "01236789ABCDEFGH" + delete(s, s.len-1, s.len-1) + doAssert s == "01236789ABCDEFG" + delete(s, 0, 0) + doAssert s == "1236789ABCDEFG" + {.pop.} + + block: # find + const haystack: string = "0123456789ABCDEFGH" + doAssert haystack.find('A') == 10 + doAssert haystack.find('A', 5) == 10 + doAssert haystack.find('A', 5, 10) == 10 + doAssert haystack.find('A', 5, 9) == -1 + doAssert haystack.find("A") == 10 + doAssert haystack.find("A", 5) == 10 + doAssert haystack.find("A", 5, 10) == 10 + doAssert haystack.find("A", 5, 9) == -1 + doAssert haystack.find({'A'..'C'}) == 10 + doAssert haystack.find({'A'..'C'}, 5) == 10 + doAssert haystack.find({'A'..'C'}, 5, 10) == 10 + doAssert haystack.find({'A'..'C'}, 5, 9) == -1 + doAssert haystack.find('A', 0, 0) == -1 # search limited to the first char + doAssert haystack.find('A', 5, 0) == -1 # last < start + doAssert haystack.find('A', 5, 4) == -1 # last < start + + block: + const haystack: string = "ABCABABABABCAB" + doAssert haystack.len == 14 + + # only last argument + doAssert haystack.find("ABC") == 0 + doAssert haystack.find("ABC", last=13) == 0 # after the second ABC + doAssert haystack.find("ABC", last=5) == 0 # before the second ABC + + # only start argument + doAssert haystack.find("ABC", start=0) == 0 + doAssert haystack.find("ABC", start=1) == 9 + doAssert haystack.find("ABC", start=9) == 9 + doAssert haystack.find("ABC", start=10) == -1 + + # both start and last arguments + doAssert haystack.find("ABC", start=0, last=14) == 0 + doAssert haystack.find("ABC", start=0, last=13) == 0 + doAssert haystack.find("ABC", start=0, last=12) == 0 + doAssert haystack.find("ABC", start=1, last=13) == 9 + doAssert haystack.find("ABC", start=1, last=12) == 9 + doAssert haystack.find("ABC", start=1, last=11) == 9 + doAssert haystack.find("ABC", start=1, last=10) == -1 + + doAssert "".find("/") == -1 + doAssert "/".find("/") == 0 + doAssert "/".find("//") == -1 + doAssert "///".find("//", start=3) == -1 + + # searching for empty string + doAssert "".find("") == 0 + doAssert "abc".find("") == 0 + doAssert "abc".find("", start=1) == 1 + doAssert "abc".find("", start=2) == 2 + doAssert "abc".find("", start=3) == 3 + doAssert "abc".find("", start=4) == -1 + doAssert "abc".find("", start=400) == -1 + doAssert "abc".find("", start=1, last=3) == 1 + doAssert "abc".find("", start=1, last=2) == 1 + doAssert "abc".find("", start=1, last=1) == 1 + doAssert "abc".find("", start=1, last=0) == 1 + doAssert "abc".find("", start=1, last = -1) == 1 + + # when last <= start, searching for non-empty string + block: + let last: int = -1 # searching through whole line + doAssert "abcd".find("ab", start=0, last=last) == 0 + doAssert "abcd".find("ab", start=1, last=last) == -1 + doAssert "abcd".find("bc", start=1, last=last) == 1 + doAssert "abcd".find("bc", start=2, last=last) == -1 + block: + let last: int = 0 + doAssert "abcd".find("ab", start=0, last=last) == -1 + doAssert "abcd".find("ab", start=1, last=last) == -1 + doAssert "abcd".find("bc", start=1, last=last) == -1 + doAssert "abcd".find("bc", start=2, last=last) == -1 + block: + let last: int = 1 + doAssert "abcd".find("ab", start=0, last=last) == 0 + doAssert "abcd".find("ab", start=1, last=last) == -1 + doAssert "abcd".find("bc", start=1, last=last) == -1 + doAssert "abcd".find("bc", start=2, last=last) == -1 + + block: # rfind + doAssert "0123456789ABCDEFGAH".rfind('A') == 17 + doAssert "0123456789ABCDEFGAH".rfind('A', last=13) == 10 + doAssert "0123456789ABCDEFGAH".rfind('H', last=13) == -1 + doAssert "0123456789ABCDEFGAH".rfind("A") == 17 + doAssert "0123456789ABCDEFGAH".rfind("A", last=13) == 10 + doAssert "0123456789ABCDEFGAH".rfind("H", last=13) == -1 + doAssert "0123456789ABCDEFGAH".rfind({'A'..'C'}) == 17 + doAssert "0123456789ABCDEFGAH".rfind({'A'..'C'}, last=13) == 12 + doAssert "0123456789ABCDEFGAH".rfind({'G'..'H'}, last=13) == -1 + doAssert "0123456789ABCDEFGAH".rfind('A', start=18) == -1 + doAssert "0123456789ABCDEFGAH".rfind('A', start=11, last=17) == 17 + doAssert "0123456789ABCDEFGAH".rfind("0", start=0) == 0 + doAssert "0123456789ABCDEFGAH".rfind("0", start=1) == -1 + doAssert "0123456789ABCDEFGAH".rfind("H", start=11) == 18 + doAssert "0123456789ABCDEFGAH".rfind({'0'..'9'}, start=5) == 9 + doAssert "0123456789ABCDEFGAH".rfind({'0'..'9'}, start=10) == -1 + + doAssert "/1/2/3".rfind('/') == 4 + doAssert "/1/2/3".rfind('/', last=1) == 0 + doAssert "/1/2/3".rfind('0') == -1 + + block: + const haystack: string = "ABCABABABABCAB" + doAssert haystack.len == 14 + doAssert haystack.rfind("ABC") == 9 + doAssert haystack.rfind("ABC", last=13) == 9 + doAssert haystack.rfind("ABC", last=12) == 9 + doAssert haystack.rfind("ABC", last=11) == 9 + doAssert haystack.rfind("ABC", last=10) == 0 + + doAssert haystack.rfind("ABC", start=0) == 9 + doAssert haystack.rfind("ABC", start=1) == 9 + doAssert haystack.rfind("ABC", start=9) == 9 + doAssert haystack.rfind("ABC", start=10) == -1 + + doAssert haystack.rfind("ABC", start=0, last=13) == 9 + doAssert haystack.rfind("ABC", start=0, last=12) == 9 + doAssert haystack.rfind("ABC", start=0, last=11) == 9 + doAssert haystack.rfind("ABC", start=0, last=10) == 0 + doAssert haystack.rfind("ABC", start=1, last=10) == -1 + + doAssert "".rfind("/") == -1 + doAssert "/".rfind("/") == 0 + doAssert "/".rfind("//") == -1 + doAssert "///".rfind("//", start=3) == -1 + + # searching for empty string + doAssert "".rfind("") == 0 + doAssert "abc".rfind("") == 3 + doAssert "abc".rfind("", start=1) == 3 + doAssert "abc".rfind("", start=2) == 3 + doAssert "abc".rfind("", start=3) == 3 + doAssert "abc".rfind("", start=4) == 4 + doAssert "abc".rfind("", start=400) == 400 + + doAssert "abc".rfind("", start=1, last=3) == 3 + doAssert "abc".rfind("", start=1, last=2) == 2 + doAssert "abc".rfind("", start=1, last=1) == 1 + # This returns the start index instead of the last index + # because start > last + doAssert "abc".rfind("", start=1, last=0) == 1 + doAssert "abc".rfind("", start=1, last = -1) == 3 + + doAssert "abc".rfind("", start=0, last=0) == 0 + + # when last <= start, searching for non-empty string + block: + let last: int = -1 + doAssert "abcd".rfind("ab", start=0, last=last) == 0 + doAssert "abcd".rfind("ab", start=1, last=last) == -1 + doAssert "abcd".rfind("bc", start=1, last=last) == 1 + doAssert "abcd".rfind("bc", start=2, last=last) == -1 + block: + let last: int = 0 + doAssert "abcd".rfind("ab", start=0, last=last) == -1 + doAssert "abcd".rfind("ab", start=1, last=last) == -1 + doAssert "abcd".rfind("bc", start=1, last=last) == -1 + doAssert "abcd".rfind("bc", start=2, last=last) == -1 + block: + let last: int = 1 + doAssert "abcd".rfind("ab", start=0, last=last) == 0 + doAssert "abcd".rfind("ab", start=1, last=last) == -1 + doAssert "abcd".rfind("bc", start=1, last=last) == -1 + doAssert "abcd".rfind("bc", start=2, last=last) == -1 + + block: # trimZeros + var x = "1200" + x.trimZeros() + doAssert x == "1200" + x = "120.0" + x.trimZeros() + doAssert x == "120" + x = "0." + x.trimZeros() + doAssert x == "0" + x = "1.0e2" + x.trimZeros() + doAssert x == "1e2" + x = "78.90" + x.trimZeros() + doAssert x == "78.9" + x = "1.23e4" + x.trimZeros() + doAssert x == "1.23e4" + x = "1.01" + x.trimZeros() + doAssert x == "1.01" + x = "1.1001" + x.trimZeros() + doAssert x == "1.1001" + x = "0.0" + x.trimZeros() + doAssert x == "0" + x = "0.01" + x.trimZeros() + doAssert x == "0.01" + x = "1e0" + x.trimZeros() + doAssert x == "1e0" + x = "1.23" + x.trimZeros() + doAssert x == "1.23" + + block: # countLines + proc assertCountLines(s: string) = doAssert s.countLines == s.splitLines.len + assertCountLines("") + assertCountLines("\n") + assertCountLines("\n\n") + assertCountLines("abc") + assertCountLines("abc\n123") + assertCountLines("abc\n123\n") + assertCountLines("\nabc\n123") + assertCountLines("\nabc\n123\n") + + block: # parseBinInt, parseHexInt, parseOctInt + # binary + doAssert "0b1111".parseBinInt == 15 + doAssert "0B1111".parseBinInt == 15 + doAssert "1111".parseBinInt == 15 + doAssert "1110".parseBinInt == 14 + doAssert "1_1_1_1".parseBinInt == 15 + doAssert "0b1_1_1_1".parseBinInt == 15 + rejectParse "".parseBinInt + rejectParse "_".parseBinInt + rejectParse "0b".parseBinInt + rejectParse "0b1234".parseBinInt + # hex + doAssert "0x72".parseHexInt == 114 + doAssert "0X72".parseHexInt == 114 + doAssert "#72".parseHexInt == 114 + doAssert "72".parseHexInt == 114 + doAssert "FF".parseHexInt == 255 + doAssert "ff".parseHexInt == 255 + doAssert "fF".parseHexInt == 255 + doAssert "0x7_2".parseHexInt == 114 + rejectParse "".parseHexInt + rejectParse "_".parseHexInt + rejectParse "0x".parseHexInt + rejectParse "0xFFG".parseHexInt + rejectParse "reject".parseHexInt + # octal + doAssert "0o17".parseOctInt == 15 + doAssert "0O17".parseOctInt == 15 + doAssert "17".parseOctInt == 15 + doAssert "10".parseOctInt == 8 + doAssert "0o1_0_0".parseOctInt == 64 + rejectParse "".parseOctInt + rejectParse "_".parseOctInt + rejectParse "0o".parseOctInt + rejectParse "9".parseOctInt + rejectParse "0o9".parseOctInt + rejectParse "reject".parseOctInt + + block: # parseHexStr + doAssert "".parseHexStr == "" + doAssert "00Ff80".parseHexStr == "\0\xFF\x80" + try: + discard "00Ff8".parseHexStr + doAssert false, "Should raise ValueError" + except ValueError: + discard + + try: + discard "0k".parseHexStr + doAssert false, "Should raise ValueError" + except ValueError: + discard + + doAssert "".toHex == "" + doAssert "\x00\xFF\x80".toHex == "00FF80" + doAssert "0123456789abcdef".parseHexStr.toHex == "0123456789ABCDEF" + + block: # toHex + doAssert(toHex(100i16, 32) == "00000000000000000000000000000064") + whenJsNoBigInt64: discard + do: + doAssert(toHex(-100i16, 32) == "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFF9C") + doAssert(toHex(high(uint64)) == "FFFFFFFFFFFFFFFF") + doAssert(toHex(high(uint64), 16) == "FFFFFFFFFFFFFFFF") + doAssert(toHex(high(uint64), 32) == "0000000000000000FFFFFFFFFFFFFFFF") + + block: # insertSep + doAssert(insertSep($1000_000) == "1_000_000") + doAssert(insertSep($232) == "232") + doAssert(insertSep($12345, ',') == "12,345") + doAssert(insertSep($0) == "0") + + block: # repeat, spaces + doAssert(' '.repeat(8) == " ") + doAssert(" ".repeat(8) == " ") + doAssert(spaces(8) == " ") + + doAssert(' '.repeat(0) == "") + doAssert(" ".repeat(0) == "") + doAssert(spaces(0) == "") + + block: # toBin, toOct + whenJsNoBigInt64: # bug #11369 + discard + do: + var num: int64 = -1 + doAssert num.toBin(64) == "1111111111111111111111111111111111111111111111111111111111111111" + doAssert num.toOct(24) == "001777777777777777777777" + + block: # replace + doAssert "oo".replace("", "abc") == "oo" + # bug #8911 + static: + let a = "" + let a2 = a.replace("\n", "\\n") + + static: + let b = "b" + let b2 = b.replace("\n", "\\n") + + block: + let c = "" + let c2 = c.replace("\n", "\\n") + + block: # replaceWord + doAssert "-ld a-ldz -ld".replaceWord("-ld") == " a-ldz " + doAssert "-lda-ldz -ld abc".replaceWord("-ld") == "-lda-ldz abc" + doAssert "-lda-ldz -ld abc".replaceWord("") == "-lda-ldz -ld abc" + + block: # multiReplace + doAssert "abba".multiReplace(("a", "b"), ("b", "a")) == "baab" + doAssert "Hello World.".multiReplace(("ello", "ELLO"), ("World.", + "PEOPLE!")) == "HELLO PEOPLE!" + doAssert "aaaa".multiReplace(("a", "aa"), ("aa", "bb")) == "aaaaaaaa" + + # `parseEnum`, ref issue #14030 + # check enum defined at top level # xxx this is probably irrelevant, and pollutes scope + # for remaining tests + type + Foo = enum + A = -10 + B = "bb" + C = (-5, "ccc") + D = 15 + E = "ee" # check that we count enum fields correctly + + block: # parseEnum + block: + let a = parseEnum[Foo]("A") + let b = parseEnum[Foo]("bb") + let c = parseEnum[Foo]("ccc") + let d = parseEnum[Foo]("D") + let e = parseEnum[Foo]("ee") + doAssert a == A + doAssert b == B + doAssert c == C + doAssert d == D + doAssert e == E + try: + let f = parseEnum[Foo]("Bar") + doAssert false + except ValueError: + discard + + # finally using default + let g = parseEnum[Foo]("Bar", A) + doAssert g == A + + block: # bug #19463 + const CAMPAIGN_TABLE = "wikientries_campaign" + const CHARACTER_TABLE = "wikientries_character" + + type Tables = enum + a = CAMPAIGN_TABLE, + b = CHARACTER_TABLE, + + let myA = CAMPAIGN_TABLE + doAssert $parseEnum[Tables](myA) == "wikientries_campaign" + + block: # check enum defined in block + type + Bar = enum + V + W = "ww" + X = (3, "xx") + Y = 10 + Z = "zz" # check that we count enum fields correctly + + let a = parseEnum[Bar]("V") + let b = parseEnum[Bar]("ww") + let c = parseEnum[Bar]("xx") + let d = parseEnum[Bar]("Y") + let e = parseEnum[Bar]("zz") + doAssert a == V + doAssert b == W + doAssert c == X + doAssert d == Y + doAssert e == Z + try: + let f = parseEnum[Bar]("Baz") + doAssert false + except ValueError: + discard + + # finally using default + let g = parseEnum[Bar]("Baz", V) + doAssert g == V + + block: # check ambiguous enum fails to parse + type + Ambig = enum + f1 = "A" + f2 = "B" + f3 = "A" + + doAssert not compiles((let a = parseEnum[Ambig]("A"))) + + block: # check almost ambiguous enum + type + AlmostAmbig = enum + f1 = "someA" + f2 = "someB" + f3 = "SomeA" + + let a = parseEnum[AlmostAmbig]("someA") + let b = parseEnum[AlmostAmbig]("someB") + let c = parseEnum[AlmostAmbig]("SomeA") + doAssert a == f1 + doAssert b == f2 + doAssert c == f3 + + block: + type MyEnum = enum enA, enB, enC, enuD, enE + doAssert parseEnum[MyEnum]("enu_D") == enuD + + doAssert parseEnum("invalid enum value", enC) == enC + + block: # issue #22726 + type SomeEnum = enum A, B, C + + proc assignEnum(dest: var enum, s: string) = + type ty = typeof(dest) + dest = parseEnum[ty](s) + + var v: SomeEnum + v.assignEnum("A") + doAssert v == A + + block: # indentation + doAssert 0 == indentation """ +hey + low + there +""" + doAssert 2 == indentation """ + hey + low + there +""" + doAssert 2 == indentation """ hey + low + there +""" + doAssert 2 == indentation """ hey + low + there""" + doAssert 0 == indentation "" + doAssert 0 == indentation " \n \n" + doAssert 0 == indentation " " + + block: # indent + doAssert " foo\n bar".indent(4, "Q") == "QQQQ foo\nQQQQ bar" + + block: # unindent + doAssert """~~!!foo +~~!!bar +~~!!baz""".unindent(2, "~~!!") == "foo\nbar\nbaz" + + doAssert """~~!!foo +~~!!bar +~~!!baz""".unindent(2, "~~!!aa") == "~~!!foo\n~~!!bar\n~~!!baz" + doAssert """~~foo +~~ bar +~~ baz""".unindent(4, "~") == "foo\n bar\n baz" + doAssert """foo +bar + baz + """.unindent(4) == "foo\nbar\nbaz\n" + doAssert """foo + bar + baz + """.unindent(2) == "foo\n bar\n baz\n" + doAssert """foo + bar + baz + """.unindent(100) == "foo\nbar\nbaz\n" + + doAssert """foo + foo + bar + """.unindent() == "foo\nfoo\nbar\n" + + block: # formatBiggestFloat + disableVm: + doAssert formatBiggestFloat(1234.567, ffDecimal, -1) == "1234.567000" + when not defined(js): + doAssert formatBiggestFloat(1234.567, ffDecimal, 0) == "1235." # bugs 8242, 12586 + doAssert formatBiggestFloat(1234.567, ffDecimal, 1) == "1234.6" + doAssert formatBiggestFloat(0.00000000001, ffDecimal, 11) == "0.00000000001" + doAssert formatBiggestFloat(0.00000000001, ffScientific, 1, ',') in + ["1,0e-11", "1,0e-011"] + block: # formatFloat + disableVm: + # bug #6589 + when not defined(js): + doAssert formatFloat(123.456, ffScientific, precision = -1) == "1.234560e+02" + + block: # `%` + doAssert "$# $3 $# $#" % ["a", "b", "c"] == "a c b c" + doAssert "${1}12 ${-1}$2" % ["a", "b"] == "a12 bb" + doAssert "$animal eats $food." % ["animal", "The cat", "food", "fish"] == + "The cat eats fish." + + block: # formatSize + disableVm: + whenJsNoBigInt64: discard + do: + doAssert formatSize((1'i64 shl 31) + (300'i64 shl 20)) == "2.293GiB" # <=== bug #8231 + doAssert formatSize((2.234*1024*1024).int) == "2.234MiB" + doAssert formatSize(4096) == "4KiB" + doAssert formatSize(4096, prefix = bpColloquial, includeSpace = true) == "4 kB" + doAssert formatSize(4096, includeSpace = true) == "4 KiB" + doAssert formatSize(5_378_934, prefix = bpColloquial, decimalSep = ',') == "5,13MB" + + block: # formatEng + disableVm: + doAssert formatEng(0, 2, trim = false) == "0.00" + doAssert formatEng(0, 2) == "0" + doAssert formatEng(53, 2, trim = false) == "53.00" + doAssert formatEng(0.053, 2, trim = false) == "53.00e-3" + doAssert formatEng(0.053, 4, trim = false) == "53.0000e-3" + doAssert formatEng(0.053, 4, trim = true) == "53e-3" + doAssert formatEng(0.053, 0) == "53e-3" + doAssert formatEng(52731234) == "52.731234e6" + doAssert formatEng(-52731234) == "-52.731234e6" + doAssert formatEng(52731234, 1) == "52.7e6" + doAssert formatEng(-52731234, 1) == "-52.7e6" + doAssert formatEng(52731234, 1, decimalSep = ',') == "52,7e6" + doAssert formatEng(-52731234, 1, decimalSep = ',') == "-52,7e6" + + doAssert formatEng(4100, siPrefix = true, unit = "V") == "4.1 kV" + doAssert formatEng(4.1, siPrefix = true, unit = "V", + useUnitSpace = true) == "4.1 V" + doAssert formatEng(4.1, siPrefix = true) == "4.1" # Note lack of space + doAssert formatEng(4100, siPrefix = true) == "4.1 k" + doAssert formatEng(4.1, siPrefix = true, unit = "", + useUnitSpace = true) == "4.1 " # Includes space + doAssert formatEng(4100, siPrefix = true, unit = "") == "4.1 k" + doAssert formatEng(4100) == "4.1e3" + doAssert formatEng(4100, unit = "V", useUnitSpace = true) == "4.1e3 V" + doAssert formatEng(4100, unit = "", useUnitSpace = true) == "4.1e3 " + # Don't use SI prefix as number is too big + doAssert formatEng(3.1e22, siPrefix = true, unit = "a", + useUnitSpace = true) == "31e21 a" + # Don't use SI prefix as number is too small + doAssert formatEng(3.1e-25, siPrefix = true, unit = "A", + useUnitSpace = true) == "310e-27 A" + + block: # align + doAssert align("abc", 4) == " abc" + doAssert align("a", 0) == "a" + doAssert align("1232", 6) == " 1232" + doAssert align("1232", 6, '#') == "##1232" + + block: # alignLeft + doAssert alignLeft("abc", 4) == "abc " + doAssert alignLeft("a", 0) == "a" + doAssert alignLeft("1232", 6) == "1232 " + doAssert alignLeft("1232", 6, '#') == "1232##" + + block: # center + doAssert center("foo", 13) == " foo " + doAssert center("foo", 0) == "foo" + doAssert center("foo", 3, fillChar = 'a') == "foo" + doAssert center("foo", 10, fillChar = '\t') == "\t\t\tfoo\t\t\t\t" + + block: # count + doAssert count("foofoofoo", "foofoo") == 1 + doAssert count("foofoofoo", "foofoo", overlapping = true) == 2 + doAssert count("foofoofoo", 'f') == 3 + doAssert count("foofoofoobar", {'f', 'b'}) == 4 + + block: # isAlphaAscii + doAssert isAlphaAscii('r') + doAssert isAlphaAscii('A') + doAssert(not isAlphaAscii('$')) + + block: # isAlphaNumeric + doAssert isAlphaNumeric('3') + doAssert isAlphaNumeric('R') + doAssert(not isAlphaNumeric('!')) + + block: # isDigit + doAssert isDigit('3') + doAssert(not isDigit('a')) + doAssert(not isDigit('%')) + + block: # isSpaceAscii + doAssert isSpaceAscii('\t') + doAssert isSpaceAscii('\l') + doAssert(not isSpaceAscii('A')) + + block: # isEmptyOrWhitespace + doAssert(isEmptyOrWhitespace("")) + doAssert(isEmptyOrWhitespace(" ")) + doAssert(isEmptyOrWhitespace("\t\l \v\r\f")) + doAssert(not isEmptyOrWhitespace("ABc \td")) + + block: # isLowerAscii + doAssert isLowerAscii('a') + doAssert isLowerAscii('z') + doAssert(not isLowerAscii('A')) + doAssert(not isLowerAscii('5')) + doAssert(not isLowerAscii('&')) + doAssert(not isLowerAscii(' ')) + + block: # isUpperAscii + doAssert isUpperAscii('A') + doAssert(not isUpperAscii('b')) + doAssert(not isUpperAscii('5')) + doAssert(not isUpperAscii('%')) + + block: # unescape + doAssert(unescape(r"\x013", "", "") == "\x013") + + block: # join + doAssert join(["foo", "bar", "baz"]) == "foobarbaz" + doAssert join(@["foo", "bar", "baz"], ", ") == "foo, bar, baz" + doAssert join([1, 2, 3]) == "123" + doAssert join(@[1, 2, 3], ", ") == "1, 2, 3" + + block: # startsWith / endsWith + var s = "abcdef" + doAssert s.startsWith('a') + doAssert s.startsWith('b') == false + doAssert s.endsWith('f') + doAssert s.endsWith('a') == false + doAssert s.endsWith('\0') == false + + block: # nimIdentNormalize + doAssert nimIdentNormalize("") == "" + doAssert nimIdentNormalize("foo") == "foo" + doAssert nimIdentNormalize("foo_bar") == "foobar" + doAssert nimIdentNormalize("Foo_bar") == "Foobar" + doAssert nimIdentNormalize("_Foo_bar") == "_foobar" + + block: # bug #19500 + doAssert "abc \0 def".find("def") == 6 + doAssert "abc \0 def".find('d') == 6 + + +static: main() +main() |