nim-datastore/tests/datastore/testsharedptr.nim
Jaremy Creechley fc8be3f1e6
fixing up tests
2023-09-13 13:19:38 -07:00

113 lines
2.6 KiB
Nim

import std/options
import std/locks
import std/os
import pkg/stew/byteutils
import pkg/unittest2
import pkg/questionable
import pkg/questionable/results
include pkg/datastore/threads/sharedptr
include pkg/datastore/threads/databuffer
type
TestObj = object
val: ref int
TestObjGen[T] = object
val: ref T
proc `=destroy`(obj: var TestObj) =
echo "test obj destroy"
obj.val[] = 0
proc `=destroy`[T: int](obj: var TestObjGen[T]) =
echo "test obj destroy"
obj.val[] = 0
proc destroyTest(intref: ref int) =
let a: SharedPtr[TestObj] = newSharedPtr(unsafeIsolate TestObj(val: intref))
echo "a[]: ", a[]
check a[].val[] == 10
proc runDestroyTest() =
echo "\nintref setup:\n"
let intref: ref int = new(ref int)
intref[] = 10
destroyTest(intref)
check intref[] == 0
proc runDestroyOnReleaseTest() =
echo "\nintref setup:\n"
let intref: ref int = new(ref int)
intref[] = 20
var a: SharedPtr[TestObj] = newSharedPtr(unsafeIsolate TestObj(val: intref))
try:
echo "a[]: ", a[]
check a[].val[] == 20
finally:
a.release()
check intref[] == 0
## important a should be nil now!
## to prevent future decr's from occuring
check a.isNil == true
a.decr()
a.release()
suite "Share buffer test":
setup:
var a1 {.used.}: SharedPtr[int]
let a2 {.used.} = newSharedPtr(0)
let a3 {.used.} = a2
test "basics":
echo "a1: ", $a1
check $a1 == "nil\"\""
check a1.isNil
# check $a2 == "(value: 0, cnt: 2)"
check split($(a2),'"')[1] == "(value: 0, cnt: 2)"
check not a2.isNil
check a2[] == 0
check split($(a3),'"')[1] == "(value: 0, cnt: 2)"
check not a3.isNil
check a3[] == 0
test "test destroy procs":
runDestroyTest()
test "test destroy release":
runDestroyOnReleaseTest()
test "test destroy release no proc":
echo "\nintref setup:\n"
let intref: ref int = new(ref int)
intref[] = 30
var a: SharedPtr[TestObj] = newSharedPtr(unsafeIsolate TestObj(val: intref))
try:
echo "a[]: ", a[]
check a[].val[] == 30
finally:
a.release()
check intref[] == 0
## important a should be nil now!
## to prevent future decr's from occuring
check a.isNil == true
a.decr()
test "test destroy release generic no proc":
echo "\nintref setup:\n"
let intref: ref int = new(ref int)
intref[] = 30
var b: SharedPtr[TestObjGen[int]] = newSharedPtr(unsafeIsolate TestObjGen[int](val: intref))
try:
echo "a[]: ", b[]
check b[].val[] == 30
finally:
b.release()
check intref[] == 0
# TODO: add async test