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authorAndreas Rumpf <rumpf_a@web.de>2020-01-15 22:13:31 +0100
committerGitHub <noreply@github.com>2020-01-15 22:13:31 +0100
commita5e67071d27a33c7f19d739a6918e9e16b44e4ab (patch)
tree27360358bdd415011b27357c44c96f11299b596b /tests/stdlib/tsqlparser.nim
parentd88b52c0bc505db42ba6561518c9ee9b21a99e81 (diff)
downloadNim-a5e67071d27a33c7f19d739a6918e9e16b44e4ab.tar.gz
ARC: misc bugfixes (#13156)
* fixes #13102
* closes #13149
* ARC: fixes a move optimizer bug (there are more left regarding array and tuple indexing)
* proper fix; fixes #12957
* fixes yet another case object '=' code generation problem
Diffstat (limited to 'tests/stdlib/tsqlparser.nim')
0 files changed, 0 insertions, 0 deletions
 

generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2025-06-20 03:41:23 +0000


 


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discard """
  disabled: false
"""

import math, algorithm

proc sorted[T](a: openArray[T], order: TSortOrder): bool = 
  result = true
  for i in 0 .. < a.high:
    if cmp(a[i], a[i+1]) * order > 0: 
      echo "Out of order: ", a[i], " ", a[i+1]
      result = false

proc bubbleSort[T](a: var openArray[T], 
                   cmp: proc (x, y: T): int,
                   order = TSortOrder.Ascending) =
  while true:
    var sorted = true
    for i in 0 .. a.len-2:
      if cmp(a[i], a[i+1]) * order > 0:
        swap(a[i], a[i+1])
        sorted = false
    if sorted: break

when isMainModule:
  proc main() =
    const order = Ascending
    var data: seq[string] = @[]
    
    var L = random(59)
    for i in 0..2:
      #echo "loop: ", i
      #newSeq(data, L)
      setLen(data, L)
      for j in 0 .. L-1:
        data[j] = $(math.random(90) - 10)
        assert getRefcount(data[j]) == 1
        {.watchpoint: data.}
      var copy = data
      for j in 0 .. L-1:
        assert getRefcount(copy[j]) == 1
        assert(cast[pointer](copy[j]) != cast[pointer](data[j]))
      
      bubblesort(data, system.cmp, order)
      if not sorted(data, order):
        quit "bubblesort failed"

      sort(copy, cmp, order)
      for j in 0 .. L-1:
        let rc = getRefcount(data[j])
        if rc != 1:
          echo "RC IST ", rc, " j: ", j
          assert getRefcount(data[j]) == 1
    when false:
      if copy.len != data.len: 
        quit "lengths differ!"
      for i in 0 .. copy.high:
        if copy[i] != data[i]:
          quit "algorithms differ!"
    when false:
      for i in 0..10_000:
        var data: seq[int]
        var L = random(59)
        newSeq(data, L)
        for j in 0 .. L-1: 
          data[j] = (math.random(90) - 10)
        var copy = data
        sort(data, cmp[int], order)
        if not sorted(data, order):
          quit "sort for seq[int] failed"
        bubblesort(copy, system.cmp[int], order)
        if copy.len != data.len: 
          quit "lengths differ!"
        for i in 0 .. copy.high:
          if copy[i] != data[i]:
            quit "algorithms differ!"

  main()

echo "done"