Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Additional module initializers tests #46020

Merged
merged 1 commit into from
Jul 17, 2020
Merged

Additional module initializers tests #46020

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
88 changes: 88 additions & 0 deletions src/Compilers/CSharp/Test/Symbol/Symbols/ModuleInitializers/AccessibilityTests.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -174,6 +174,62 @@ namespace System.Runtime.CompilerServices { class ModuleInitializerAttribute : S
);
}

[Fact]
public void ModuleInitializerOnPrivatePartialMethod_AllowMultiple()
{
string source = @"
using System;
using System.Runtime.CompilerServices;

partial class C
{
[ModuleInitializer] // 1
static partial void M1();

[ModuleInitializer] // 2
static partial void M2();
static partial void M2() { }

static partial void M3();
[ModuleInitializer] // 3
static partial void M3() { }

[ModuleInitializer] // 4
static partial void M4();
[ModuleInitializer] // 5
static partial void M4() { }
}

class Program
{
}

namespace System.Runtime.CompilerServices
{
[AttributeUsage(AttributeTargets.All, AllowMultiple = true)]
class ModuleInitializerAttribute : System.Attribute { }
}
";
var compilation = CreateCompilation(source, parseOptions: s_parseOptions);
compilation.VerifyEmitDiagnostics(
// (7,6): error CS8814: Module initializer method 'M1' must be accessible at the module level
// [ModuleInitializer] // 1
Diagnostic(ErrorCode.ERR_ModuleInitializerMethodMustBeAccessibleOutsideTopLevelType, "ModuleInitializer").WithArguments("M1").WithLocation(7, 6),
// (10,6): error CS8814: Module initializer method 'M2' must be accessible at the module level
// [ModuleInitializer] // 2
Diagnostic(ErrorCode.ERR_ModuleInitializerMethodMustBeAccessibleOutsideTopLevelType, "ModuleInitializer").WithArguments("M2").WithLocation(10, 6),
// (15,6): error CS8814: Module initializer method 'M3' must be accessible at the module level
// [ModuleInitializer] // 3
Diagnostic(ErrorCode.ERR_ModuleInitializerMethodMustBeAccessibleOutsideTopLevelType, "ModuleInitializer").WithArguments("M3").WithLocation(15, 6),
// (18,6): error CS8814: Module initializer method 'M4' must be accessible at the module level
// [ModuleInitializer] // 4
Diagnostic(ErrorCode.ERR_ModuleInitializerMethodMustBeAccessibleOutsideTopLevelType, "ModuleInitializer").WithArguments("M4").WithLocation(18, 6),
// (20,6): error CS8814: Module initializer method 'M4' must be accessible at the module level
// [ModuleInitializer] // 5
Diagnostic(ErrorCode.ERR_ModuleInitializerMethodMustBeAccessibleOutsideTopLevelType, "ModuleInitializer").WithArguments("M4").WithLocation(20, 6)
);
}

[Fact]
public void ModuleInitializerOnPublicPartialMethod()
{
Expand Down Expand Up @@ -230,6 +286,38 @@ namespace System.Runtime.CompilerServices { class ModuleInitializerAttribute : S
);
}

[Fact]
public void DuplicateModuleInitializerOnPublicPartialMethod_AllowMultiple()
{
string source = @"
using System;
using System.Runtime.CompilerServices;

partial class C
{
[ModuleInitializer]
public static partial void M1();
[ModuleInitializer]
public static partial void M1() { Console.Write(1); }
}

class Program
{
static void Main()
{
Console.Write(2);
}
}

namespace System.Runtime.CompilerServices
{
[AttributeUsage(AttributeTargets.All, AllowMultiple = true)]
class ModuleInitializerAttribute : System.Attribute { }
}
";
CompileAndVerify(source, expectedOutput: "12", parseOptions: s_parseOptions);
}

[Theory]
[InlineData("public")]
[InlineData("internal")]
Expand Down