Files
Nim/tests/stdlib/tcritbits.nim
2020-12-28 14:13:21 +01:00

88 lines
1.6 KiB
Nim

discard """
targets: "c js"
"""
import std/[sequtils,critbits]
template main =
var r: CritBitTree[void]
r.incl "abc"
r.incl "xyz"
r.incl "def"
r.incl "definition"
r.incl "prefix"
r.incl "foo"
doAssert r.contains"def"
r.excl "def"
doAssert r.missingOrExcl("foo") == false
doAssert "foo" notin toSeq(r.items)
doAssert r.missingOrExcl("foo") == true
doAssert toSeq(r.items) == @["abc", "definition", "prefix", "xyz"]
doAssert toSeq(r.itemsWithPrefix("de")) == @["definition"]
var c = CritBitTree[int]()
c.inc("a")
doAssert c["a"] == 1
c.inc("a", 4)
doAssert c["a"] == 5
c.inc("a", -5)
doAssert c["a"] == 0
c.inc("b", 2)
doAssert c["b"] == 2
c.inc("c", 3)
doAssert c["c"] == 3
c.inc("a", 1)
doAssert c["a"] == 1
var cf = CritBitTree[float]()
cf.incl("a", 1.0)
doAssert cf["a"] == 1.0
cf.incl("b", 2.0)
doAssert cf["b"] == 2.0
cf.incl("c", 3.0)
doAssert cf["c"] == 3.0
doAssert cf.len == 3
cf.excl("c")
doAssert cf.len == 2
var cb: CritBitTree[string]
cb.incl("help", "help")
for k in cb.keysWithPrefix("helpp"):
doAssert false, "there is no prefix helpp"
block: # bug #14339
var strings: CritBitTree[int]
discard strings.containsOrIncl("foo", 3)
doAssert strings["foo"] == 3
block tcritbitsToString:
block:
var t: CritBitTree[int]
t["a"] = 1
doAssert $t == """{"a": 1}"""
block:
var t: CritBitTree[string]
t["a"] = "1"
doAssert $t == """{"a": "1"}"""
block:
var t: CritBitTree[char]
t["a"] = '1'
doAssert $t == """{"a": '1'}"""
main()
static: main()