Added tests for input records list and fixed missing ExecuteInput o…

…n input objects (#509)

* Added tests for input records list
* Fixed crash of input objects list creation from variables

---------

Co-authored-by: Andrii Chebukin <XperiAndri@Outlook.com>

src/FSharp.Data.GraphQL.Server/Values.fs

@@ -317,6 +317,13 @@ let rec internal compileByType
             | _ -> Ok null
 
     | List (Input innerDef) ->
+        match innerDef with
+        | InputObject inputObjDef
+        | Nullable (InputObject inputObjDef) ->
+            let inner = compileByType inputObjectPath inputSource (inputDef, innerDef)
+            inputObjDef.ExecuteInput <- inner
+        | _ -> ()
+
         let isArray = inputDef.Type.IsArray
         // TODO: Improve creation of inner
         let inner index = compileByType ((box index) :: inputObjectPath) inputSource (innerDef, innerDef)

tests/FSharp.Data.GraphQL.Tests/FSharp.Data.GraphQL.Tests.fsproj

@@ -55,6 +55,7 @@
     <Compile Include="Variables and Inputs\OptionalsNormalizationTests.fs" />
     <Compile Include="Variables and Inputs\SkippablesNormalizationTests.fs" />
     <Compile Include="Variables and Inputs\InputRecordTests.fs" />
+    <Compile Include="Variables and Inputs\InputRecordListTests.fs" />
     <Compile Include="Variables and Inputs\InputObjectValidatorTests.fs" />
     <Compile Include="Variables and Inputs\InputScalarAndAutoFieldScalarTests.fs" />
     <Compile Include="Variables and Inputs\InputComplexTests.fs" />

tests/FSharp.Data.GraphQL.Tests/Variables and Inputs/InputRecordListTests.fs

@@ -0,0 +1,191 @@
+// The MIT License (MIT)
+
+module FSharp.Data.GraphQL.Tests.InputRecordListTests
+
+#nowarn "25"
+
+open Xunit
+open System.Collections.Immutable
+open System.Text.Json
+open System.Text.Json.Serialization
+
+open FSharp.Data.GraphQL
+open FSharp.Data.GraphQL.Types
+open FSharp.Data.GraphQL.Parser
+open FSharp.Data.GraphQL.Tests.InputRecordTests
+
+let schema verify =
+    let schema =
+        Schema (
+            query =
+                Define.Object (
+                    "Query",
+                    [ Define.Field (
+                          "recordInputs",
+                          StringType,
+                          [ Define.Input ("records", ListOf InputRecordType)
+                            Define.Input ("recordsOptional", Nullable (ListOf (Nullable InputRecordOptionalType)))
+                            Define.Input ("recordsNested", ListOf (Nullable InputRecordNestedType)) ],
+                            (fun ctx name ->
+                                let _ = ctx.Arg<InputRecord list> "records"
+                                let _ = ctx.TryArg<list<InputRecordOptional option>> "recordsOptional"
+                                let recordNested =
+                                    ctx.Arg<list<InputRecordNested option>> "recordsNested"
+                                    |> List.tryHead
+                                    |> Option.flatten
+                                match verify, recordNested with
+                                | Nothing, _ -> ()
+                                | AllInclude, Some recordNested -> recordNested.s |> ValueOption.iter _.VerifyAllInclude
+                                | AllSkip, Some recordNested -> recordNested.s |> ValueOption.iter _.VerifyAllSkip
+                                | SkipAndIncludeNull, Some recordNested -> recordNested.s |> ValueOption.iter _.VerifySkipAndIncludeNull
+                                | _ -> ()
+                                stringifyInput ctx name
+                            )
+                      ) // TODO: add all args stringificaiton
+                      Define.Field (
+                          "objectInputs",
+                          StringType,
+                          [ Define.Input ("object", InputObjectType)
+                            Define.Input ("objectOptional", Nullable InputObjectOptionalType) ],
+                          stringifyInput
+                      ) ] // TODO: add all args stringificaiton
+                )
+        )
+
+    Executor schema
+
+[<Fact>]
+let ``Execute handles creation of inline empty input records list`` () =
+    let query =
+        """{
+      recordInputs(
+        records: [],
+        recordsOptional: [],
+        recordsNested: []
+      )
+    }"""
+    let result = sync <| (schema AllInclude).AsyncExecute(parse query)
+    ensureDirect result <| fun data errors -> empty errors
+
+[<Fact>]
+let ``Execute handles creation of inline input records list with all fields`` () =
+    let query =
+        """{
+      recordInputs(
+        records: [{ a: "a", b: "b", c: "c" }],
+        recordsOptional: [{ a: "a", b: "b", c: "c" }],
+        recordsNested: [{
+          a: { a: "a", b: "b", c: "c" },
+          b: { a: "a", b: "b", c: "c" },
+          c: { a: "a", b: "b", c: "c" },
+          s: { a: "a", b: "b", c: "c" },
+          l: [{ a: "a", b: "b", c: "c" }]
+        }]
+      )
+    }"""
+    let result = sync <| (schema AllInclude).AsyncExecute(parse query)
+    ensureDirect result <| fun data errors -> empty errors
+
+[<Fact>]
+let ``Execute handles creation of inline input records list with optional null fields`` () =
+    let query =
+        """{
+      recordInputs(
+        records: [{ a: "a", b: "b", c: "c" }],
+        recordsOptional: [null],
+        recordsNested: [{ a: { a: "a", b: "b", c: "c" }, b: null, c: null, s: null, l: [] }]
+      )
+    }"""
+    let result = sync <| (schema Nothing).AsyncExecute(parse query)
+    ensureDirect result <| fun data errors -> empty errors
+
+[<Fact>]
+let ``Execute handles creation of inline input records list with mandatory only fields`` () =
+    let query =
+        """{
+      recordInputs(
+        records: [{ a: "a", b: "b", c: "c" }],
+        recordsNested: [{ a: { a: "a", b: "b", c: "c" }, l: [{ a: "a", b: "b", c: "c" }] }]
+      )
+    }"""
+    let result = sync <| (schema Nothing).AsyncExecute(parse query)
+    ensureDirect result <| fun data errors -> empty errors
+
+let variablesWithAllInputs (record, optRecord, skippable) =
+    $"""
+    {{
+        "records":[%s{record}],
+        "optRecords":[%s{optRecord}],
+        "nestedRecords":[ {{ "a": {record}, "b": {optRecord}, "c": {optRecord}, "s": {skippable}, "l": [{record}] }}]
+    }}
+"""
+
+let paramsWithValues variables =
+    JsonDocument
+        .Parse(variables : string)
+        .RootElement.Deserialize<ImmutableDictionary<string, JsonElement>> (serializerOptions)
+
+[<Fact>]
+let ``Execute handles creation of input records list from variables with all fields`` () =
+    let query =
+        """query (
+            $records: [InputRecord!]!,
+            $optRecords: [InputRecordOptional],
+            $nestedRecords: [InputRecordNested]!
+      ) {
+      recordInputs(
+        records: $records,
+        recordsOptional: $optRecords,
+        recordsNested: $nestedRecords
+      )
+    }"""
+    let testInputObject = """{"a":"a","b":"b","c":"c"}"""
+    let params' =
+        variablesWithAllInputs(testInputObject, testInputObject, testInputObject) |> paramsWithValues
+    let result = sync <| (schema AllInclude).AsyncExecute(parse query, variables = params')
+    //let expected = NameValueLookup.ofList [ "recordInputs", upcast testInputObject ]
+    ensureDirect result <| fun data errors ->
+        empty errors
+        //data |> equals (upcast expected)
+
+[<Fact>]
+let ``Execute handles creation of input records list from variables with optional null fields`` () =
+    let query =
+        """query (
+            $records: [InputRecord!]!,
+            $optRecords: [InputRecordOptional],
+            $nestedRecords: [InputRecordNested]!
+      ) {
+      recordInputs(
+        records: $records,
+        recordsOptional: $optRecords,
+        recordsNested: $nestedRecords
+      )
+    }"""
+    let testInputObject = """{"a":"a","b":"b","c":"c"}"""
+    let testInputSkippable = """{ "a": null, "b": null, "c": null }"""
+    let params' = variablesWithAllInputs(testInputObject, "null", testInputSkippable) |> paramsWithValues
+    let result = sync <| (schema SkipAndIncludeNull).AsyncExecute(parse query, variables = params')
+    ensureDirect result <| fun data errors -> empty errors
+
+[<Fact>]
+let ``Execute handles creation of input records from variables with mandatory only fields`` () =
+    let variablesWithAllInputs (record) =
+        $"""
+        {{
+            "record":%s{record},
+            "list":[%s{record}]
+        }}
+    """
+
+    let query =
+        """query ($record: InputRecord!, $list: [InputRecord!]!){
+      recordInputs(
+        records: [$record],
+        recordsNested: [{ a: $record, l: $list }]
+      )
+    }"""
+    let testInputObject = """{"a":"a","b":"b","c":"c"}"""
+    let params' = variablesWithAllInputs testInputObject |> paramsWithValues
+    let result = sync <| (schema AllSkip).AsyncExecute(parse query, variables = params')
+    ensureDirect result <| fun data errors -> empty errors