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TaskSeq.ToXXX.Tests.fs
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module TaskSeq.Tests.``Conversion-To``
open System.Collections.Generic
open Xunit
open FsUnit.Xunit
open FSharp.Control
////////////////////////////////////////////////////////////////////////////
/// ///
/// Notes for contributors: ///
/// ///
/// Conversion functions are expected to return a certain type ///
/// To prevent accidental change of signature, and because most ///
/// sequence-like functions can succeed tests interchangeably with ///
/// different sequence-like signatures, these tests ///
/// deliberately have a type annotation to prevent accidental changing ///
/// of the surface-area signatures. ///
/// ///
////////////////////////////////////////////////////////////////////////////
module EmptySeq =
[<Theory; ClassData(typeof<TestEmptyVariants>)>]
let ``TaskSeq-toArrayAsync with empty`` variant = task {
let tq = Gen.getEmptyVariant variant
let! (results: _[]) = tq |> TaskSeq.toArrayAsync
results |> should be Empty
}
[<Theory; ClassData(typeof<TestEmptyVariants>)>]
let ``TaskSeq-toListAsync with empty`` variant = task {
let tq = Gen.getEmptyVariant variant
let! (results: list<_>) = tq |> TaskSeq.toListAsync
results |> should be Empty
}
[<Theory; ClassData(typeof<TestEmptyVariants>)>]
let ``TaskSeq-toIListAsync with empty`` variant = task {
let tq = Gen.getEmptyVariant variant
let! (results: IList<_>) = tq |> TaskSeq.toIListAsync
results |> Seq.toArray |> should be Empty
}
[<Theory; ClassData(typeof<TestEmptyVariants>)>]
let ``TaskSeq-toResizeArray with empty`` variant = task {
let tq = Gen.getEmptyVariant variant
let! (results: ResizeArray<_>) = tq |> TaskSeq.toResizeArrayAsync
results |> Seq.toArray |> should be Empty
}
[<Theory; ClassData(typeof<TestEmptyVariants>)>]
let ``TaskSeq-toArray with empty`` variant =
let tq = Gen.getEmptyVariant variant
let (results: _[]) = tq |> TaskSeq.toArray
results |> should be Empty
[<Theory; ClassData(typeof<TestEmptyVariants>)>]
let ``TaskSeq-toList with empty`` variant =
let tq = Gen.getEmptyVariant variant
let (results: list<_>) = tq |> TaskSeq.toList
results |> should be Empty
[<Theory; ClassData(typeof<TestEmptyVariants>)>]
let ``TaskSeq-toSeqCached with empty`` variant =
let tq = Gen.getEmptyVariant variant
let (results: seq<_>) = tq |> TaskSeq.toSeq
results |> Seq.toArray |> should be Empty
module Immutable =
[<Theory; ClassData(typeof<TestImmTaskSeq>)>]
let ``TaskSeq-toArrayAsync should succeed`` variant = task {
let tq = Gen.getSeqImmutable variant
let! (results: _[]) = tq |> TaskSeq.toArrayAsync
results |> should equal [| 1..10 |]
}
[<Theory; ClassData(typeof<TestImmTaskSeq>)>]
let ``TaskSeq-toListAsync should succeed`` variant = task {
let tq = Gen.getSeqImmutable variant
let! (results: list<_>) = tq |> TaskSeq.toListAsync
results |> should equal [ 1..10 ]
}
[<Theory; ClassData(typeof<TestImmTaskSeq>)>]
let ``TaskSeq-toIListAsync should succeed`` variant = task {
let tq = Gen.getSeqImmutable variant
let! (results: IList<_>) = tq |> TaskSeq.toIListAsync
results |> Seq.toArray |> should equal [| 1..10 |]
}
[<Theory; ClassData(typeof<TestImmTaskSeq>)>]
let ``TaskSeq-toResizeArray should succeed`` variant = task {
let tq = Gen.getSeqImmutable variant
let! (results: ResizeArray<_>) = tq |> TaskSeq.toResizeArrayAsync
results |> Seq.toArray |> should equal [| 1..10 |]
}
[<Theory; ClassData(typeof<TestImmTaskSeq>)>]
let ``TaskSeq-toArray should succeed and be blocking`` variant =
let tq = Gen.getSeqImmutable variant
let (results: _[]) = tq |> TaskSeq.toArray
results |> should equal [| 1..10 |]
[<Theory; ClassData(typeof<TestImmTaskSeq>)>]
let ``TaskSeq-toList should succeed and be blocking`` variant =
let tq = Gen.getSeqImmutable variant
let (results: list<_>) = tq |> TaskSeq.toList
results |> should equal [ 1..10 ]
[<Theory; ClassData(typeof<TestImmTaskSeq>)>]
let ``TaskSeq-toSeqCached should succeed and be blocking`` variant =
let tq = Gen.getSeqImmutable variant
let (results: seq<_>) = tq |> TaskSeq.toSeq
results |> Seq.toArray |> should equal [| 1..10 |]
module SideEffects =
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toArrayAsync should execute side effects multiple times`` variant = task {
let tq = Gen.getSeqWithSideEffect variant
let! (results1: _[]) = tq |> TaskSeq.toArrayAsync
let! (results2: _[]) = tq |> TaskSeq.toArrayAsync
results1 |> should equal [| 1..10 |]
results2 |> should equal [| 11..20 |]
}
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toArrayAsync can be applied multiple times to the same sequence`` variant = task {
let tq = Gen.getSeqWithSideEffect variant
let! (results1: _[]) = tq |> TaskSeq.toArrayAsync
let! (results2: _[]) = tq |> TaskSeq.toArrayAsync
results1 |> should equal [| 1..10 |]
results2 |> should equal [| 11..20 |]
}
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toListAsync should execute side effects multiple times`` variant = task {
let tq = Gen.getSeqWithSideEffect variant
let! (results1: list<_>) = tq |> TaskSeq.toListAsync
let! (results2: list<_>) = tq |> TaskSeq.toListAsync
results1 |> should equal [ 1..10 ]
results2 |> should equal [ 11..20 ]
}
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toIListAsync should execute side effects multiple times`` variant = task {
let tq = Gen.getSeqWithSideEffect variant
let! (results1: IList<_>) = tq |> TaskSeq.toIListAsync
let! (results2: IList<_>) = tq |> TaskSeq.toIListAsync
results1 |> Seq.toArray |> should equal [| 1..10 |]
results2 |> Seq.toArray |> should equal [| 11..20 |]
}
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toResizeArray should execute side effects multiple times`` variant = task {
let tq = Gen.getSeqWithSideEffect variant
let! (results1: ResizeArray<_>) = tq |> TaskSeq.toResizeArrayAsync
let! (results2: ResizeArray<_>) = tq |> TaskSeq.toResizeArrayAsync
results1 |> Seq.toArray |> should equal [| 1..10 |]
results2 |> Seq.toArray |> should equal [| 11..20 |]
}
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toArray should execute side effects multiple times`` variant =
let tq = Gen.getSeqWithSideEffect variant
let (results1: _[]) = tq |> TaskSeq.toArray
let (results2: _[]) = tq |> TaskSeq.toArray
results1 |> should equal [| 1..10 |]
results2 |> should equal [| 11..20 |]
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toList should execute side effects multiple times`` variant =
let tq = Gen.getSeqWithSideEffect variant
let (results1: list<_>) = tq |> TaskSeq.toList
let (results2: list<_>) = tq |> TaskSeq.toList
results1 |> should equal [ 1..10 ]
results2 |> should equal [ 11..20 ]
[<Theory; ClassData(typeof<TestSideEffectTaskSeq>)>]
let ``TaskSeq-toSeqCached should execute side effects multiple times`` variant =
let tq = Gen.getSeqWithSideEffect variant
let (results1: seq<_>) = tq |> TaskSeq.toSeq
let (results2: seq<_>) = tq |> TaskSeq.toSeq
results1 |> Seq.toArray |> should equal [| 1..10 |]
results2 |> Seq.toArray |> should equal [| 11..20 |]