1 files changed, 135 insertions, 0 deletions
diff --git a/tests/stdlib/tisolation.nim b/tests/stdlib/tisolation.nim
new file mode 100644
index 000000000..18b83ea2e
--- /dev/null
+++ b/tests/stdlib/tisolation.nim
@@ -0,0 +1,135 @@
+discard """
+  targets: "c cpp"
+  matrix: "--gc:refc; --gc:orc"
+"""
+
+import std/[isolation, json]
+import std/[assertions, objectdollar]
+
+
+proc main(moveZeroesOut: static bool) =
+  block:
+    type
+      Empty = ref object
+
+
+    var x = isolate(Empty())
+    discard extract(x)
+
+  block: # string literals
+    var data = isolate("string")
+    doAssert data.extract == "string"
+    if moveZeroesOut:
+      doAssert data.extract == ""
+
+  block: # string literals
+    var data = isolate("")
+    doAssert data.extract == ""
+    if moveZeroesOut:
+      doAssert data.extract == ""
+
+  block:
+    var src = "string"
+    var data = isolate(move src)
+    doAssert data.extract == "string"
+    if moveZeroesOut:
+      doAssert src.len == 0
+
+  block: # int literals
+    var data = isolate(1)
+    doAssert data.extract == 1
+    if moveZeroesOut:
+      doAssert data.extract == 0
+
+  block: # float literals
+    var data = isolate(1.6)
+    doAssert data.extract == 1.6
+    if moveZeroesOut:
+      doAssert data.extract == 0.0
+
+  block:
+    var data = isolate(@["1", "2"])
+    doAssert data.extract == @["1", "2"]
+    if moveZeroesOut:
+      doAssert data.extract == @[]
+
+  block:
+    var data = isolate(@["1", "2", "3", "4", "5"])
+    doAssert data.extract == @["1", "2", "3", "4", "5"]
+    if moveZeroesOut:
+      doAssert data.extract == @[]
+
+  block:
+    var data = isolate(@["", ""])
+    doAssert data.extract == @["", ""]
+    if moveZeroesOut:
+      doAssert data.extract == @[]
+
+  block:
+    var src = @["1", "2"]
+    var data = isolate(move src)
+    doAssert data.extract == @["1", "2"]
+    if moveZeroesOut:
+      doAssert src.len == 0
+
+  block:
+    var data = isolate(@[1, 2])
+    doAssert data.extract == @[1, 2]
+    if moveZeroesOut:
+      doAssert data.extract == @[]
+
+  block:
+    var data = isolate(["1", "2"])
+    doAssert data.extract == ["1", "2"]
+    if moveZeroesOut:
+      doAssert data.extract == ["", ""]
+
+  block:
+    var data = isolate([1, 2])
+    doAssert data.extract == [1, 2]
+    if moveZeroesOut:
+      doAssert data.extract == [0, 0]
+
+  block:
+    type
+      Test = object
+        id: int
+
+    var data = isolate(Test(id: 12))
+    doAssert data.extract.id == 12
+
+  block:
+    type
+      Test = object
+        id: int
+
+    var src = Test(id: 12)
+    var data = isolate(src)
+    doAssert data.extract.id == 12
+
+  block:
+    type
+      Test = object
+        id: int
+
+    var src = Test(id: 12)
+    var data = isolate(move src)
+    doAssert data.extract.id == 12
+
+  block:
+    type
+      Test = ref object
+        id: int
+
+    var data = isolate(Test(id: 12))
+    doAssert data.extract.id == 12
+
+  block:
+    var x: seq[Isolated[JsonNode]]
+    x.add isolate(newJString("1234"))
+
+    doAssert $x == """@[(value: "1234")]"""
+
+
+static: main(moveZeroesOut = false)
+main(moveZeroesOut = true)