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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System.Threading;
using System.Threading.Tasks;
using Microsoft.CodeAnalysis.CSharp.Completion.KeywordRecommenders;
using Microsoft.CodeAnalysis.Test.Utilities;
using Roslyn.Test.Utilities;
using Xunit;
namespace Microsoft.CodeAnalysis.Editor.CSharp.UnitTests.Recommendations
{
[Trait(Traits.Feature, Traits.Features.KeywordRecommending)]
public class DynamicKeywordRecommenderTests : RecommenderTests
{
protected override string KeywordText => "dynamic";
private readonly DynamicKeywordRecommender _recommender = new();
public DynamicKeywordRecommenderTests()
{
this.RecommendKeywordsAsync = (position, context) => Task.FromResult(_recommender.RecommendKeywords(position, context, CancellationToken.None));
}
[Fact]
public async Task TestAtRoot_Interactive()
{
await VerifyKeywordAsync(SourceCodeKind.Script,
@"$$");
}
[Fact]
public async Task TestAfterClass_Interactive()
{
await VerifyKeywordAsync(SourceCodeKind.Script,
@"class C { }
$$");
}
[Fact]
public async Task TestAfterGlobalStatement_Interactive()
{
await VerifyKeywordAsync(SourceCodeKind.Script,
@"System.Console.WriteLine();
$$");
}
[Fact]
public async Task TestAfterGlobalVariableDeclaration_Interactive()
{
await VerifyKeywordAsync(SourceCodeKind.Script,
@"int i = 0;
$$");
}
[Fact]
public async Task TestNotInUsing()
{
await VerifyAbsenceAsync(
@"using $$");
}
[Fact]
public async Task TestInUsingAlias()
{
await VerifyKeywordAsync(
@"using Goo = $$");
}
[Fact]
public async Task TestInUsingAlias_Tuple()
{
await VerifyKeywordAsync(
@"using Goo = ($$");
}
[Fact]
public async Task TestNotAfterStackAlloc()
{
await VerifyAbsenceAsync(
@"class C {
int* goo = stackalloc $$");
}
[Fact]
public async Task TestNotInFixedStatement()
{
await VerifyAbsenceAsync(AddInsideMethod(
@"fixed ($$"));
}
[Fact]
public async Task TestInDelegateReturnType()
{
await VerifyKeywordAsync(
@"public delegate $$");
}
[Fact]
public async Task TestInCastType()
{
await VerifyKeywordAsync(AddInsideMethod(
@"var str = (($$"));
}
[Fact]
public async Task TestInCastType2()
{
await VerifyKeywordAsync(AddInsideMethod(
@"var str = (($$)items) as string;"));
}
[Fact]
public async Task TestAfterConstInMemberContext()
{
await VerifyKeywordAsync(
@"class C {
const $$");
}
[Fact]
public async Task TestAfterRefInMemberContext()
{
await VerifyKeywordAsync(
@"class C {
ref $$");
}
[Fact]
public async Task TestAfterRefReadonlyInMemberContext()
{
await VerifyKeywordAsync(
@"class C {
ref readonly $$");
}
[Fact]
public async Task TestAfterConstInStatementContext()
{
await VerifyKeywordAsync(AddInsideMethod(
@"const $$"));
}
[Fact]
public async Task TestAfterRefInStatementContext()
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref $$"));
}
[Fact]
public async Task TestAfterRefReadonlyInStatementContext()
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref readonly $$"));
}
[Fact]
public async Task TestAfterConstLocalDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"const $$ int local;"));
}
[Fact]
public async Task TestAfterRefLocalDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref $$ int local;"));
}
[Fact]
public async Task TestAfterRefReadonlyLocalDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref readonly $$ int local;"));
}
[Fact]
public async Task TestAfterRefLocalFunction()
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref $$ int Function();"));
}
[Fact]
public async Task TestAfterRefReadonlyLocalFunction()
{
await VerifyKeywordAsync(AddInsideMethod(
@"ref readonly $$ int Function();"));
}
[Fact]
public async Task TestNotAfterRefExpression()
{
await VerifyAbsenceAsync(AddInsideMethod(
@"ref int x = ref $$"));
}
[Fact]
public async Task TestInEmptyStatement()
{
await VerifyKeywordAsync(AddInsideMethod(
@"$$"));
}
[Fact]
public async Task TestNotInEnumBaseTypes()
{
await VerifyAbsenceAsync(
@"enum E : $$");
}
[Fact]
public async Task TestInGenericType1()
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<$$"));
}
[Fact]
public async Task TestInGenericType2()
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<int,$$"));
}
[Fact]
public async Task TestInGenericType3()
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<int[],$$"));
}
[Fact]
public async Task TestInGenericType4()
{
await VerifyKeywordAsync(AddInsideMethod(
@"IList<IGoo<int?,byte*>,$$"));
}
[Fact]
public async Task TestNotInBaseList()
{
await VerifyAbsenceAsync(
@"class C : $$");
}
[Fact]
public async Task TestInGenericType_InBaseList()
{
await VerifyKeywordAsync(
@"class C : IList<$$");
}
[Fact]
public async Task TestAfterMethod()
{
await VerifyKeywordAsync(
@"class C {
void Goo() {}
$$");
}
[Fact]
public async Task TestAfterField()
{
await VerifyKeywordAsync(
@"class C {
int i;
$$");
}
[Fact]
public async Task TestAfterProperty()
{
await VerifyKeywordAsync(
@"class C {
int i { get; }
$$");
}
[Fact]
public async Task TestAfterNestedAttribute()
{
await VerifyKeywordAsync(
@"class C {
[goo]
$$");
}
[Fact]
public async Task TestInsideStruct()
{
await VerifyKeywordAsync(
@"struct S {
$$");
}
[Fact]
public async Task TestInsideInterface()
{
await VerifyKeywordAsync(
@"interface I {
$$");
}
[Fact]
public async Task TestInsideClass()
{
await VerifyKeywordAsync(
@"class C {
$$");
}
[Fact]
public async Task TestNotAfterPartial()
=> await VerifyAbsenceAsync(@"partial $$");
[Fact]
public async Task TestNotAfterNestedPartial()
{
await VerifyAbsenceAsync(
@"class C {
partial $$");
}
[Fact]
public async Task TestAfterNestedAbstract()
{
await VerifyKeywordAsync(
@"class C {
abstract $$");
}
[Fact]
public async Task TestAfterNestedInternal()
{
await VerifyKeywordAsync(
@"class C {
internal $$");
}
[Fact]
public async Task TestAfterNestedStaticPublic()
{
await VerifyKeywordAsync(
@"class C {
static public $$");
}
[Fact]
public async Task TestAfterNestedPublicStatic()
{
await VerifyKeywordAsync(
@"class C {
public static $$");
}
[Fact]
public async Task TestAfterVirtualPublic()
{
await VerifyKeywordAsync(
@"class C {
virtual public $$");
}
[Fact]
public async Task TestAfterNestedPublic()
{
await VerifyKeywordAsync(
@"class C {
public $$");
}
[Fact]
public async Task TestAfterNestedPrivate()
{
await VerifyKeywordAsync(
@"class C {
private $$");
}
[Fact]
public async Task TestAfterNestedProtected()
{
await VerifyKeywordAsync(
@"class C {
protected $$");
}
[Fact]
public async Task TestAfterNestedSealed()
{
await VerifyKeywordAsync(
@"class C {
sealed $$");
}
[Fact]
public async Task TestAfterNestedStatic()
{
await VerifyKeywordAsync(
@"class C {
static $$");
}
[Fact]
public async Task TestInLocalVariableDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"$$"));
}
[Fact]
public async Task TestInForVariableDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"for ($$"));
}
[Fact]
public async Task TestInForeachVariableDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"foreach ($$"));
}
[Fact]
public async Task TestInUsingVariableDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"using ($$"));
}
[Fact]
public async Task TestInFromVariableDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"var q = from $$"));
}
[Fact]
public async Task TestInJoinVariableDeclaration()
{
await VerifyKeywordAsync(AddInsideMethod(
@"var q = from a in b
join $$"));
}
[Fact]
public async Task TestAfterMethodOpenParen()
{
await VerifyKeywordAsync(
@"class C {
void Goo($$");
}
[Fact]
public async Task TestAfterMethodComma()
{
await VerifyKeywordAsync(
@"class C {
void Goo(int i, $$");
}
[Fact]
public async Task TestAfterMethodAttribute()
{
await VerifyKeywordAsync(
@"class C {
void Goo(int i, [Goo]$$");
}
[Fact]
public async Task TestAfterConstructorOpenParen()
{
await VerifyKeywordAsync(
@"class C {
public C($$");
}
[Fact]
public async Task TestAfterConstructorComma()
{
await VerifyKeywordAsync(
@"class C {
public C(int i, $$");
}
[Fact]
public async Task TestAfterConstructorAttribute()
{
await VerifyKeywordAsync(
@"class C {
public C(int i, [Goo]$$");
}
[Fact]
public async Task TestAfterDelegateOpenParen()
{
await VerifyKeywordAsync(
@"delegate void D($$");
}
[Fact]
public async Task TestAfterDelegateComma()
{
await VerifyKeywordAsync(
@"delegate void D(int i, $$");
}
[Fact]
public async Task TestAfterDelegateAttribute()
{
await VerifyKeywordAsync(
@"delegate void D(int i, [Goo]$$");
}
[Fact]
public async Task TestAfterThis()
{
await VerifyKeywordAsync(
@"static class C {
public static void Goo(this $$");
}
[Fact]
public async Task TestAfterRef()
{
await VerifyKeywordAsync(
@"class C {
void Goo(ref $$");
}
[Fact]
public async Task TestAfterOut()
{
await VerifyKeywordAsync(
@"class C {
void Goo(out $$");
}
[Fact]
public async Task TestAfterLambdaRef()
{
await VerifyKeywordAsync(
@"class C {
void Goo() {
System.Func<int, int> f = (ref $$");
}
[Fact]
public async Task TestAfterLambdaOut()
{
await VerifyKeywordAsync(
@"class C {
void Goo() {
System.Func<int, int> f = (out $$");
}
[Fact]
public async Task TestAfterParams()
{
await VerifyKeywordAsync(
@"class C {
void Goo(params $$");
}
[Fact]
public async Task TestNotInImplicitOperator()
{
await VerifyAbsenceAsync(
@"class C {
public static implicit operator $$");
}
[Fact]
public async Task TestNotInExplicitOperator()
{
await VerifyAbsenceAsync(
@"class C {
public static explicit operator $$");
}
[Fact]
public async Task TestAfterIndexerBracket()
{
await VerifyKeywordAsync(
@"class C {
int this[$$");
}
[Fact]
public async Task TestAfterIndexerBracketComma()
{
await VerifyKeywordAsync(
@"class C {
int this[int i, $$");
}
[Fact]
public async Task TestAfterNewInExpression()
{
await VerifyKeywordAsync(AddInsideMethod(
@"new $$"));
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538804")]
public async Task TestNotInTypeOf()
{
await VerifyAbsenceAsync(AddInsideMethod(
@"typeof($$"));
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538804")]
public async Task TestInDefault()
{
await VerifyKeywordAsync(AddInsideMethod(
@"default($$"));
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/538804")]
public async Task TestNotInSizeOf()
{
await VerifyAbsenceAsync(AddInsideMethod(
@"sizeof($$"));
}
[Fact, WorkItem("http://vstfdevdiv:8080/DevDiv2/DevDiv/_workitems/edit/545303")]
public async Task TestNotInPreProcessor()
{
await VerifyAbsenceAsync(
@"class Program
{
#region $$
}");
}
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/60341")]
public async Task TestNotAfterAsync()
=> await VerifyAbsenceAsync(@"class c { async $$ }");
[Fact, WorkItem("https://github.com/dotnet/roslyn/issues/60341")]
public async Task TestNotAfterAsyncAsType()
=> await VerifyAbsenceAsync(@"class c { async async $$ }");
[Fact]
public async Task TestInFunctionPointerType()
{
await VerifyKeywordAsync(@"
class C
{
delegate*<$$");
}
[Fact]
public async Task TestInFunctionPointerTypeAfterComma()
{
await VerifyKeywordAsync(@"
class C
{
delegate*<int, $$");
}
[Fact]
public async Task TestInFunctionPointerTypeAfterModifier()
{
await VerifyKeywordAsync(@"
class C
{
delegate*<ref $$");
}
[Fact]
public async Task TestNotAfterDelegateAsterisk()
{
await VerifyAbsenceAsync(@"
class C
{
delegate*$$");
}
}
}
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