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Cope with test fixtures which have non-static members (#22)

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This commit is contained in:
Patrick Stevens
2024-06-05 14:01:12 +01:00
committed by GitHub
parent 92d2c9b2a5
commit b3fede4343
3 changed files with 83 additions and 13 deletions
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1
Consumer/Consumer.fsproj
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@@ -15,6 +15,7 @@
</None>
<Compile Include="TestAppDomain.fs" />
<Compile Include="TestCaseData.fs" />
<Compile Include="TestNonStatic.fs" />
</ItemGroup>
<ItemGroup>

31
Consumer/TestNonStatic.fs Normal file
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@@ -0,0 +1,31 @@
namespace Consumer
open System.Threading
open FsUnitTyped
open NUnit.Framework
[<RequireQualifiedAccess>]
module NonStaticTestHelpers =
let count = ref 0
[<TestFixture>]
type TestNonStatic () =
let count = ref 0
member this.Thing = "i'm a thing"
[<Test>]
member this.Foo () =
Interlocked.Increment NonStaticTestHelpers.count |> ignore<int>
Interlocked.Increment count |> ignore<int>
this.Thing |> shouldEqual "i'm a thing"
[<Test>]
static member AnotherTest () =
Interlocked.Increment NonStaticTestHelpers.count |> ignore<int>
1 |> shouldEqual 1
[<OneTimeTearDown>]
member _.TearDown () =
count.Value |> shouldEqual 1
NonStaticTestHelpers.count.Value |> shouldEqual 2

64
TestRunner.Lib/TestFixture.fs
View File

@@ -26,6 +26,7 @@ module TestFixture =
(setUp : MethodInfo list)
(tearDown : MethodInfo list)
(test : MethodInfo)
(containingObject : obj)
(args : obj[])
: Result<unit, TestFailure list>
=
@@ -40,7 +41,7 @@ module TestFixture =
| head :: rest ->
let result =
try
head.Invoke (null, args) |> Ok
head.Invoke (containingObject, args) |> Ok
with e ->
Error (UserMethodFailure.Threw (head.Name, e))
@@ -103,6 +104,7 @@ module TestFixture =
let private runTestsFromMember
(setUp : MethodInfo list)
(tearDown : MethodInfo list)
(containingObject : obj)
(test : SingleTestMethod)
: Result<TestMemberSuccess, TestMemberFailure> list
=
@@ -143,7 +145,10 @@ module TestFixture =
match test.Kind, values with
| TestKind.Data data, None ->
data
|> Seq.map (fun args -> runOne setUp tearDown test.Method (Array.ofList args) |> normaliseError)
|> Seq.map (fun args ->
runOne setUp tearDown test.Method containingObject (Array.ofList args)
|> normaliseError
)
| TestKind.Data _, Some _ ->
[
"Test has both the TestCase and Values attributes. Specify one or the other."
@@ -151,7 +156,10 @@ module TestFixture =
|> TestMemberFailure.Malformed
|> Error
|> Seq.singleton
| TestKind.Single, None -> runOne setUp tearDown test.Method [||] |> normaliseError |> Seq.singleton
| TestKind.Single, None ->
runOne setUp tearDown test.Method containingObject [||]
|> normaliseError
|> Seq.singleton
| TestKind.Single, Some vals ->
let combinatorial =
Option.defaultValue Combinatorial.Combinatorial test.Combinatorial
@@ -163,7 +171,8 @@ module TestFixture =
|> Seq.toList
|> List.combinations
|> Seq.map (fun args ->
runOne setUp tearDown test.Method (Array.ofList args) |> normaliseError
runOne setUp tearDown test.Method containingObject (Array.ofList args)
|> normaliseError
)
| Combinatorial.Sequential ->
let maxLength = vals |> Seq.map (fun i -> i.Count) |> Seq.max
@@ -174,7 +183,7 @@ module TestFixture =
vals
|> Array.map (fun param -> if i >= param.Count then null else param.[i].Value)
yield runOne setUp tearDown test.Method args |> normaliseError
yield runOne setUp tearDown test.Method containingObject args |> normaliseError
}
| TestKind.Source _, Some _ ->
[
@@ -199,11 +208,12 @@ module TestFixture =
for arg in args.GetValue null :?> System.Collections.IEnumerable do
yield
match arg with
| :? Tuple<obj, obj> as (a, b) -> runOne setUp tearDown test.Method [| a ; b |]
| :? Tuple<obj, obj> as (a, b) ->
runOne setUp tearDown test.Method containingObject [| a ; b |]
| :? Tuple<obj, obj, obj> as (a, b, c) ->
runOne setUp tearDown test.Method [| a ; b ; c |]
runOne setUp tearDown test.Method containingObject [| a ; b ; c |]
| :? Tuple<obj, obj, obj, obj> as (a, b, c, d) ->
runOne setUp tearDown test.Method [| a ; b ; c ; d |]
runOne setUp tearDown test.Method containingObject [| a ; b ; c ; d |]
| arg ->
let argTy = arg.GetType ()
@@ -219,9 +229,14 @@ module TestFixture =
if isNull argsMem then
failwith "Unexpectedly could not call `.Arguments` on TestCaseData"
runOne setUp tearDown test.Method (argsMem.Invoke (arg, [||]) |> unbox<obj[]>)
runOne
setUp
tearDown
test.Method
containingObject
(argsMem.Invoke (arg, [||]) |> unbox<obj[]>)
else
runOne setUp tearDown test.Method [| arg |]
runOne setUp tearDown test.Method containingObject [| arg |]
|> normaliseError
}
)
@@ -253,9 +268,32 @@ module TestFixture =
let run (filter : TestFixture -> SingleTestMethod -> bool) (tests : TestFixture) : int =
eprintfn $"Running test fixture: %s{tests.Name} (%i{tests.Tests.Length} tests to run)"
let containingObject =
let methods =
seq {
match tests.OneTimeSetUp with
| None -> ()
| Some t -> yield t
match tests.OneTimeTearDown with
| None -> ()
| Some t -> yield t
yield! tests.Tests |> Seq.map (fun t -> t.Method)
}
methods
|> Seq.tryPick (fun mi ->
if not mi.IsStatic then
Some (Activator.CreateInstance mi.DeclaringType)
else
None
)
|> Option.toObj
match tests.OneTimeSetUp with
| Some su ->
match su.Invoke (null, [||]) with
match su.Invoke (containingObject, [||]) with
| :? unit -> ()
| ret -> failwith $"One-time setup procedure '%s{su.Name}' returned non-null %O{ret}"
| _ -> ()
@@ -269,7 +307,7 @@ module TestFixture =
eprintfn $"Running test: %s{test.Name}"
let testSuccess = ref 0
let results = runTestsFromMember tests.SetUp tests.TearDown test
let results = runTestsFromMember tests.SetUp tests.TearDown containingObject test
for result in results do
match result with
@@ -287,7 +325,7 @@ module TestFixture =
| Some td ->
try
// TODO: all these failwiths hide errors that we caught and wrapped up nicely above
if not (isNull (td.Invoke (null, [||]))) then
if not (isNull (td.Invoke (containingObject, [||]))) then
failwith $"TearDown procedure '%s{td.Name}' returned non-null"
with :? TargetInvocationException as e ->
failwith $"One-time teardown of %s{td.Name} failed: %O{e.InnerException}"