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nim-leveldb
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Concurrent iterator tests

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Ben 2024-05-28 10:56:16 +02:00
parent 3cb21890d4
commit c70c51f5b3
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1 changed files with 118 additions and 4 deletions
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122
tests/test.nim
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@ -44,7 +44,6 @@ proc execTool(args: varargs[string]): tuple[output: string, exitCode: int] =
checkpoint(result.output)
suite "leveldb":
setup:
let env = leveldb_create_default_env()
let dbName = $(leveldb_env_get_test_directory(env))
@ -206,7 +205,6 @@ suite "leveldb":
check(toSeq(nc.iter()) == @[("a", "1")])
suite "leveldb queryIter":
setup:
let env = leveldb_create_default_env()
let dbName = $(leveldb_env_get_test_directory(env))
@ -332,8 +330,125 @@ suite "leveldb queryIter":
iter.next() == empty
iter.finished
suite "package":
test "concurrent iterators - 1":
let
iter1 = db.queryIter()
iter2 = db.queryIter()
check:
# 1, then 2
not iter1.finished
iter1.next() == (k1, v1)
not iter2.finished
iter2.next() == (k1, v1)
# 1, 1, then 2, 2
not iter1.finished
iter1.next() == (k2, v2)
not iter1.finished
iter1.next() == (k3, v3)
not iter2.finished
iter2.next() == (k2, v2)
not iter2.finished
iter2.next() == (k3, v3)
# finish 1, then finish 2
not iter1.finished
iter1.next() == empty
not iter2.finished
iter2.next() == empty
iter1.finished
iter2.finished
test "concurrent iterators - 2":
let
iter1 = db.queryIter()
iter2 = db.queryIter()
check:
# 1, then 2
not iter1.finished
iter1.next() == (k1, v1)
not iter2.finished
iter2.next() == (k1, v1)
# finish 1
not iter1.finished
iter1.next() == (k2, v2)
not iter1.finished
iter1.next() == (k3, v3)
not iter1.finished
iter1.next() == empty
iter1.finished
# finish 2
not iter2.finished
iter2.next() == (k2, v2)
not iter2.finished
iter2.next() == (k3, v3)
not iter2.finished
iter2.next() == empty
iter2.finished
test "concurrent iterators - dispose":
let
iter1 = db.queryIter()
iter2 = db.queryIter()
check:
# 1, then 2
not iter1.finished
iter1.next() == (k1, v1)
not iter2.finished
iter2.next() == (k1, v1)
# dispose 1
iter1.dispose()
check:
iter1.finished
iter1.next() == empty
iter1.finished
# finish 2
not iter2.finished
iter2.next() == (k2, v2)
not iter2.finished
iter2.next() == (k3, v3)
not iter2.finished
iter2.next() == empty
iter2.finished
test "modify while iterating":
let
iter = db.queryIter()
check:
not iter.finished
iter.next() == (k1, v1)
not iter.finished
iter.next() == (k2, v2)
# insert
let
k4 = "k4"
v4 = "v4"
db.put(k4, v4)
check:
not iter.finished
iter.next() == (k3, v3)
not iter.finished
iter.next() == empty
iter.finished
suite "package":
setup:
removeDir(tmpDir)
@ -353,7 +468,6 @@ suite "package":
check output.contains("leveldb works.")
suite "tool":
setup:
removeDir(tmpDir)