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OperatorsModule2.fs
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OperatorsModule2.fs
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// Copyright (c) Microsoft Corporation. All Rights Reserved. See License.txt in the project root for license information.
// Various tests for the:
// Microsoft.FSharp.Core.Operators module
namespace SystematicUnitTests.FSharp_Core.Microsoft_FSharp_Core
open System
open SystematicUnitTests.LibraryTestFx
open NUnit.Framework
open Microsoft.FSharp.Core.Operators.Checked
[<TestFixture>]
type OperatorsModule2() =
#if IGNORED
[<Test; Ignore( "[FSharp Bugs 1.0] #3842 - OverflowException does not pop up on Operators.int int16 int 32 int64 ")>]
member this.int() =
// int
let result = Operators.int 10
Assert.AreEqual(result,10)
// string
let result = Operators.int "10"
Assert.AreEqual(result,10)
// double
let result = Operators.int 10.0
Assert.AreEqual(result,10)
// negative
let result = Operators.int -10
Assert.AreEqual(result,-10)
// zero
let result = Operators.int 0
Assert.AreEqual(result,0)
// overflow
CheckThrowsOverflowException(fun() -> Operators.int System.Double.MaxValue |>ignore)
()
#endif
#if IGNORED
[<Test; Ignore( "[FSharp Bugs 1.0] #3842 - OverflowException does not pop up on Operators.int int16 int 32 int64 ")>]
member this.int16() =
// int
let result = Operators.int16 10
Assert.AreEqual(result,10)
// double
let result = Operators.int16 10.0
Assert.AreEqual(result,10)
// negative
let result = Operators.int16 -10
Assert.AreEqual(result,-10)
// zero
let result = Operators.int16 0
Assert.AreEqual(result,0)
// string
let result = Operators.int16 "10"
Assert.AreEqual(result,10)
// overflow
CheckThrowsOverflowException(fun() -> Operators.int16 System.Double.MaxValue |>ignore)
()
#endif
#if IGNORED
[<Test; Ignore( "[FSharp Bugs 1.0] #3842 - OverflowException does not pop up on Operators.int int16 int 32 int64 ")>]
member this.int32() =
// int
let result = Operators.int32 10
Assert.AreEqual(result,10)
// double
let result = Operators.int32 10.0
Assert.AreEqual(result,10)
// negative
let result = Operators.int32 -10
Assert.AreEqual(result,-10)
// zero
let result = Operators.int32 0
Assert.AreEqual(result,0)
// string
let result = Operators.int32 "10"
Assert.AreEqual(result,10)
// overflow
CheckThrowsOverflowException(fun() -> Operators.int32 System.Double.MaxValue |>ignore)
()
#endif
#if IGNORED
[<Test; Ignore( "[FSharp Bugs 1.0] #3842 - OverflowException does not pop up on Operators.int int16 int 32 int64 ")>]
member this.int64() =
// int
let result = Operators.int64 10
Assert.AreEqual(result,10)
// double
let result = Operators.int64 10.0
Assert.AreEqual(result,10)
// negative
let result = Operators.int64 -10
Assert.AreEqual(result,-10)
// zero
let result = Operators.int64 0
Assert.AreEqual(result,0)
// string
let result = Operators.int64 "10"
Assert.AreEqual(result,10)
// overflow
CheckThrowsOverflowException(fun() -> Operators.int64 System.Double.MaxValue |>ignore)
()
#endif
// [<Test>]
// member this.invalidArg() =
// CheckThrowsArgumentException(fun() -> Operators.invalidArg "A" "B" |>ignore )
//
// ()
[<Test>]
member this.lock() =
// lock
printfn "test8 started"
let syncRoot = System.Object()
let k = ref 0
let comp _ = async { return lock syncRoot (fun () -> incr k
System.Threading.Thread.Sleep(1)
!k ) }
let arr = Async.RunSynchronously (Async.Parallel(Seq.map comp [1..50]))
Assert.AreEqual((Array.sort compare arr; arr), [|1..50|])
// without lock
let syncRoot = System.Object()
let k = ref 0
let comp _ = async { do incr k
do! System.Threading.Thread.AsyncSleep(10)
return !k }
let arr = Async.RunSynchronously (Async.Parallel(Seq.map comp [1..100]))
Assert.AreNotEqual ((Array.sort compare arr; arr) , [|1..100|])
()
[<Test>]
member this.log() =
// double
let result = Operators.log 10.0
Assert.AreEqual(result.ToString(),"2.30258509299405")
// negative
let result = Operators.log -10.0
Assert.AreEqual(result.ToString(),System.Double.NaN.ToString())
// zero
let result = Operators.log 0.0
Assert.AreEqual(result,-infinity)
()
[<Test>]
member this.log10() =
// double
let result = Operators.log10 10.0
Assert.AreEqual(result,1)
// negative
let result = Operators.log10 -10.0
Assert.AreEqual(result.ToString(),System.Double.NaN.ToString())
// zero
let result = Operators.log10 0.0
Assert.AreEqual(result,-infinity)
()
[<Test>]
member this.max() =
// value type
let result = Operators.max 10 8
Assert.AreEqual(result,10)
// negative
let result = Operators.max -10.0 -8.0
Assert.AreEqual(result,-8.0)
// zero
let result = Operators.max 0 0
Assert.AreEqual(result,0)
// reference type
let result = Operators.max "A" "ABC"
Assert.AreEqual(result,"ABC")
// overflow
CheckThrowsOverflowException(fun() -> Operators.max 10 System.Int32.MaxValue+1 |>ignore)
()
[<Test>]
member this.min() =
// value type
let result = Operators.min 10 8
Assert.AreEqual(result,8)
// negative
let result = Operators.min -10.0 -8.0
Assert.AreEqual(result,-10.0)
// zero
let result = Operators.min 0 0
Assert.AreEqual(result,0)
// reference type
let result = Operators.min "A" "ABC"
Assert.AreEqual(result,"A")
// overflow
CheckThrowsOverflowException(fun() -> Operators.min 10 System.Int32.MinValue - 1 |>ignore)
()
[<Test>]
member this.nan() =
// value type
let result = Operators.nan
Assert.AreEqual(result.ToString(),System.Double.NaN.ToString())
()
[<Test>]
member this.nanf() =
// value type
let result = Operators.nanf
Assert.AreEqual(result,System.Single.NaN)
()
#if IGNORED
[<Test; Ignore( "[FSharp Bugs 1.0] #3842 - OverflowException does not pop up on Operators.int int16 int 32 int64 ")>]
member this.nativeint() =
// int
let result = Operators.nativeint 10
Assert.AreEqual(result,10n)
// double
let result = Operators.nativeint 10.0
Assert.AreEqual(result,10n)
// int64
let result = Operators.nativeint 10L
Assert.AreEqual(result,10n)
// negative
let result = Operators.nativeint -10
Assert.AreEqual(result,-10n)
// zero
let result = Operators.nativeint 0
Assert.AreEqual(result,0n)
// overflow
CheckThrowsOverflowException(fun() -> Operators.nativeint System.Double.MaxValue |>ignore)
()
#endif
[<Test>]
member this.not() =
let result = Operators.not true
Assert.IsFalse(result)
let result = Operators.not false
Assert.IsTrue(result)
()
// [<Test>]
// member this.nullArg() =
// CheckThrowsArgumentNullException(fun() -> Operators.nullArg "A" |> ignore)
//
// ()
[<Test>]
member this.pown() =
// int
let result = Operators.pown 10 2
Assert.AreEqual(result,100)
// double
let result = Operators.pown 10.0 2
Assert.AreEqual(result,100)
// int64
let result = Operators.pown 10L 2
Assert.AreEqual(result,100)
// decimal
let result = Operators.pown 10M 2
Assert.AreEqual(result,100)
// negative
let result = Operators.pown -10 2
Assert.AreEqual(result,100)
// zero
let result = Operators.pown 0 2
Assert.AreEqual(result,0)
// overflow
let result = Operators.pown System.Double.MaxValue System.Int32.MaxValue
Assert.AreEqual(result,infinity)
CheckThrowsOverflowException(fun() -> Operators.pown System.Int32.MaxValue System.Int32.MaxValue |>ignore)
()
[<Test>]
member this.raise() =
CheckThrowsArgumentException(fun()-> Operators.raise <| new ArgumentException("Invalid Argument ") |> ignore)
()
[<Test>]
member this.ref() =
// value type
let result = Operators.ref 0
let funInt (x:int) =
result := !result + x
()
Array.iter funInt [|1..10|]
Assert.AreEqual(!result,55)
// reference type
let result = Operators.ref ""
let funStr (x : string) =
result := (!result) + x
()
Array.iter funStr [|"A";"B";"C";"D"|]
Assert.AreEqual(!result,"ABCD")
()
[<Test>]
member this.reraise() =
// double
try
()
with
| _ -> Operators.reraise()
()
[<Test>]
member this.round() =
// double
let result = Operators.round 10.0
Assert.AreEqual(result,10)
// decimal
let result = Operators.round 10M
Assert.AreEqual(result,10)
()
[<Test>]
member this.sbyte() =
// int
let result = Operators.sbyte 10
Assert.AreEqual(result,10)
// double
let result = Operators.sbyte 10.0
Assert.AreEqual(result,10)
// negative
let result = Operators.sbyte -10
Assert.AreEqual(result,-10)
// zero
let result = Operators.sbyte 0
Assert.AreEqual(result,0)
()
[<Test>]
member this.sign() =
// int
let result = Operators.sign 10
Assert.AreEqual(result,1)
// double
let result = Operators.sign 10.0
Assert.AreEqual(result,1)
// negative
let result = Operators.sign -10
Assert.AreEqual(result,-1)
// zero
let result = Operators.sign 0
Assert.AreEqual(result,0)
()
[<Test>]
member this.sin() =
let result = Operators.sin 0.5
Assert.AreEqual(result.ToString(),"0.479425538604203")
()
[<Test>]
member this.single() =
// int
let result = Operators.single 10
Assert.AreEqual(result,10)
// double
let result = Operators.single 10.0
Assert.AreEqual(result,10)
// string
let result = Operators.single "10"
Assert.AreEqual(result,10)
()
[<Test>]
member this.sinh() =
let result = Operators.sinh 1.0
Assert.AreEqual(result.ToString(),"1.1752011936438")
()
[<Test>]
member this.sizeof() =
// value type
let result = Operators.sizeof<int>
Assert.AreEqual(result,4)
// System.Int64
let result = Operators.sizeof<System.Int64>
Assert.AreEqual(result,8)
// reference type
let result = Operators.sizeof<string>
Assert.AreEqual(result,4)
// null
let result = Operators.sizeof<unit>
Assert.AreEqual(result,4)
()
[<Test>]
member this.snd() =
// value type
let result = Operators.snd ("ABC",100)
Assert.AreEqual(result,100)
// reference type
let result = Operators.snd (100,"ABC")
Assert.AreEqual(result,"ABC")
// null
let result = Operators.snd (100,null)
Assert.AreEqual(result,null)
()
[<Test>]
member this.sqrt() =
// double
let result = Operators.sqrt 100.0
Assert.AreEqual(result,10)
()
[<Test>]
member this.stderr() =
let result = Operators.stderr
Assert.AreEqual(result.WriteLine("go"),null)
()
[<Test>]
member this.stdin() =
let result = Operators.stdin
Assert.AreEqual(result.Dispose(),null)
()
[<Test>]
member this.stdout() =
let result = Operators.stdout
Assert.AreEqual(result.WriteLine("go"),null)
()
[<Test>]
member this.string() =
// value type
let result = Operators.string 100
Assert.AreEqual(result,"100")
// reference type
let result = Operators.string "ABC"
Assert.AreEqual(result,"ABC")
// unit
CheckThrowsNullRefException(fun () -> Operators.string null |>ignore)
()
[<Test>]
member this.tan() =
// double
let result = Operators.tan 1.0
Assert.AreEqual(result.ToString(),"1.5574077246549")
()
[<Test>]
member this.tanh() =
// double
let result = Operators.tanh 0.8
Assert.AreEqual(result,0.664036770267849)
()
[<Test>]
member this.truncate() =
// double
let result = Operators.truncate 10.101
Assert.AreEqual(result,10)
// decimal
let result = Operators.truncate 10.101M
Assert.AreEqual(result,10M)
// zero
let result = Operators.truncate 0.101
Assert.AreEqual(result,0)
()
[<Test>]
member this.typedefof() =
// value type
let result = Operators.typedefof<int>
Assert.AreEqual(result.FullName,"System.Int32")
// reference type
let result = Operators.typedefof<string>
Assert.AreEqual(result.FullName,"System.String")
// unit
let result = Operators.typedefof<unit>
Assert.AreEqual(result.FullName,"Microsoft.FSharp.Core.Unit")
()
[<Test>]
member this.typeof() =
// value type
let result = Operators.typeof<int>
Assert.AreEqual(result.FullName,"System.Int32")
// reference type
let result = Operators.typeof<string>
Assert.AreEqual(result.FullName,"System.String")
// unit
let result = Operators.typeof<unit>
Assert.AreEqual(result.FullName,"Microsoft.FSharp.Core.Unit")
()
[<Test>]
member this.uint16() =
// int
let result = Operators.uint16 100
Assert.AreEqual(result,100us)
// double
let result = Operators.uint16 (100.0:double)
Assert.AreEqual(result,100us)
// decimal
let result = Operators.uint16 100M
Assert.AreEqual(result,100us)
()
[<Test>]
member this.uint32() =
// int
let result = Operators.uint32 100
Assert.AreEqual(result,100ul)
// double
let result = Operators.uint32 (100.0:double)
Assert.AreEqual(result,100ul)
// decimal
let result = Operators.uint32 100M
Assert.AreEqual(result,100ul)
()
[<Test>]
member this.uint64() =
// int
let result = Operators.uint64 100
Assert.AreEqual(result,100UL)
// double
let result = Operators.uint64 (100.0:double)
Assert.AreEqual(result,100UL)
// decimal
let result = Operators.uint64 100M
Assert.AreEqual(result,100UL)
()
[<Test>]
member this.unativeint() =
// int
let result = Operators.unativeint 100
Assert.AreEqual(result,100un)
// double
let result = Operators.unativeint (100.0:double)
Assert.AreEqual(result,100un)
()
[<Test>]
member this.unbox() =
// value type
let oint = box 100
let result = Operators.unbox oint
Assert.AreEqual(result,100)
// reference type
let ostr = box "ABC"
let result = Operators.unbox ostr
Assert.AreEqual(result,"ABC")
// null
let onull = box null
let result = Operators.unbox onull
Assert.AreEqual(result,null)
()
[<Test>]
member this.using() =
let sr = new System.IO.StringReader("ABCD")
Assert.AreEqual(sr.ReadToEnd(),"ABCD")
let result = Operators.using sr (fun x -> x.ToString())
CheckThrowsObjectDisposedException(fun () -> sr.ReadToEnd() |> ignore)
()