VM: accessing the string terminator is not allowed anymore; cleanup tests/system/tostring.nim

tests/system/toString.nim

@@ -1,110 +0,0 @@
-discard """
-  output:""
-"""
-
-doAssert "@[23, 45]" == $(@[23, 45])
-doAssert "[32, 45]" == $([32, 45])
-doAssert """@["", "foo", "bar"]""" == $(@["", "foo", "bar"])
-doAssert """["", "foo", "bar"]""" ==  $(["", "foo", "bar"])
-doAssert """["", "foo", "bar"]""" ==  $(@["", "foo", "bar"].toOpenArray(0, 2))
-
-# bug #2395
-let alphaSet: set[char] = {'a'..'c'}
-doAssert "{'a', 'b', 'c'}" == $alphaSet
-doAssert "2.3242" == $(2.3242)
-doAssert "2.982" == $(2.982)
-doAssert "123912.1" == $(123912.1)
-doAssert "123912.1823" == $(123912.1823)
-doAssert "5.0" == $(5.0)
-doAssert "1e+100" == $(1e100)
-doAssert "inf" == $(1e1000000)
-doAssert "-inf" == $(-1e1000000)
-doAssert "nan" == $(0.0/0.0)
-
-# nil tests
-# maybe a bit inconsistent in types
-var x: seq[string]
-doAssert "nil" == $(x)
-
-var y: string = nil
-doAssert nil == $(y)
-
-type
-  Foo = object
-    a: int
-    b: string
-
-var foo1: Foo
-
-# nil string should be an some point in time equal to the empty string
-doAssert(($foo1)[0..9] == "(a: 0, b: ")
-
-const
-  data = @['a','b', '\0', 'c','d']
-  dataStr = $data
-
-# ensure same result when on VM or when at program execution
-doAssert dataStr == $data
-
-import strutils
-# array test
-
-let arr = ['H','e','l','l','o',' ','W','o','r','l','d','!','\0']
-doAssert $arr == "['H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd', '!', '\\x00']"
-doAssert $cstring(unsafeAddr arr) == "Hello World!"
-
-proc takes(c: cstring) =
-  doAssert c == ""
-
-proc testm() =
-  var x: string
-  # nil is mapped to "":
-  takes(x)
-
-testm()
-
-# nil tests
-var xx: seq[string]
-var yy: string
-doAssert xx == @[]
-doAssert yy == ""
-
-proc bar(arg: cstring): void =
-  doAssert arg[0] == '\0'
-
-proc baz(arg: openarray[char]): void =
-  doAssert arg.len == 0
-
-proc stringCompare(): void =
-  var a,b,c,d,e,f,g: string
-  a.add 'a'
-  doAssert a == "a"
-  b.add "bee"
-  doAssert b == "bee"
-  b.add g
-  doAssert b == "bee"
-  c.add 123.456
-  doAssert c == "123.456"
-  d.add 123456
-  doAssert d == "123456"
-
-  doAssert e == ""
-  doAssert "" == e
-  doAssert nil == e
-  doAssert e == nil
-  doAssert f == g
-  doAssert "" == ""
-  doAssert "" == nil
-  doAssert nil == ""
-
-  g.setLen(10)
-  doAssert g == "\0\0\0\0\0\0\0\0\0\0"
-  doAssert "" != "\0\0\0\0\0\0\0\0\0\0"
-
-  var nilstring: string
-  bar(nilstring)
-  baz(nilstring)
-
-stringCompare()
-static:
-  stringCompare()