public void SerializableTypesCannotDeclareInstanceEvents()
{
Prepare(@"using System; using System.Runtime.CompilerServices; [Serializable] sealed class C1 { event System.EventHandler Evt; }", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(1));
Assert.That(AllErrorTexts.Any(m => m.Contains("C1") && m.Contains("serializable type") && m.Contains("cannot declare instance event")));
Prepare(@"using System.Runtime.CompilerServices; sealed class C1 : System.Record { event System.EventHandler Evt; }", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(1));
Assert.That(AllErrorTexts.Any(m => m.Contains("C1") && m.Contains("serializable type") && m.Contains("cannot declare instance event")));
// But static events are OK
Prepare(@"using System.Runtime.CompilerServices; [Record] sealed class C1 { static event System.EventHandler Evt; }", expectErrors: false);
Prepare(@"using System.Runtime.CompilerServices; sealed class C1 : System.Record { static event System.EventHandler Evt; }", expectErrors: false);
}
public void CannotSpecifyInlineCodeOnEventAccessorsThatOverrideBaseMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
class B {
public virtual event System.EventHandler Evt;
}
class D : B {
public sealed override event System.EventHandler Evt { [InlineCode(""X"")] add {} [InlineCode(""X"")] remove {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(2));
Assert.That(AllErrorTexts.Any(m => m.Contains("D.add_Evt") && m.Contains("InlineCodeAttribute") && m.Contains("overrides")));
Assert.That(AllErrorTexts.Any(m => m.Contains("D.remove_Evt") && m.Contains("InlineCodeAttribute") && m.Contains("overrides")));
}
public void CannotSpecifyInlineCodeOnEventAccessorsImplementingInterfaceMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
interface I {
event System.EventHandler Evt;
}
class C : I {
public event System.EventHandler Evt { [InlineCode(""|some code|"")] add {} [InlineCode(""|some code|"")] remove {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(2));
Assert.That(AllErrorTexts.Any(m => m.Contains("C.add_Evt") && m.Contains("InlineCodeAttribute") && m.Contains("interface member")));
Assert.That(AllErrorTexts.Any(m => m.Contains("C.remove_Evt") && m.Contains("InlineCodeAttribute") && m.Contains("interface member")));
}
public void CannotSpecifyIntrinsicPropertyAttributeOnPropertiesThatOverrideBaseMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
class B {
public virtual int this[int x] { get { return 0; } set {} }
}
class D1 : B {
[IntrinsicProperty]
public sealed override int this[int x] { get { return 0; } set {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(1));
Assert.That(AllErrorTexts.Any(m => m.Contains("indexer") && m.Contains("IntrinsicPropertyAttribute") && m.Contains("overrides")));
}
public void CannotSpecifyIntrinsicPropertyAttributeOnPropertiesImplementingInterfaceMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
interface I {
int this[int x] { get; set; }
}
class C1 : I {
[IntrinsicProperty]
public int this[int x] { get { return 0; } set {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(1));
Assert.That(AllErrorTexts.Any(m => m.Contains("indexer") && m.Contains("IntrinsicPropertyAttribute") && m.Contains("interface member")));
}
public void CannotSpecifyInlineCodeOnIndexerAccessorsThatOverrideBaseMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
class B {
public virtual int this[int x] { get { return 0; } set {} }
}
class D : B {
public sealed override int this[int x] { [InlineCode(""X"")] get { return 0; } [InlineCode(""X"")] set {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(2));
Assert.That(AllErrorTexts.Any(m => m.Contains("D.get_Item") && m.Contains("InlineCodeAttribute") && m.Contains("overrides")));
Assert.That(AllErrorTexts.Any(m => m.Contains("D.set_Item") && m.Contains("InlineCodeAttribute") && m.Contains("overrides")));
}
public void CannotSpecifyScriptSkipOnPropertyAccessorsThatOverrideBaseMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
class B {
public virtual int Prop { get; set; }
}
class D : B {
public sealed override int Prop { [ScriptSkip] get { return 0; } [ScriptSkip] set {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(2));
Assert.That(AllErrorTexts.Any(m => m.Contains("D.get_Prop") && m.Contains("ScriptSkipAttribute") && m.Contains("overrides")));
Assert.That(AllErrorTexts.Any(m => m.Contains("D.set_Prop") && m.Contains("ScriptSkipAttribute") && m.Contains("overrides")));
}
public void CannotSpecifyScriptSkipOnPropertyAccessorsImplementingInterfaceMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
interface I {
int Prop { get; set; }
}
class C : I {
public int Prop { [ScriptSkip] get { return 0; } [ScriptSkip] set {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(2));
Assert.That(AllErrorTexts.Any(m => m.Contains("C.get_Prop") && m.Contains("ScriptSkipAttribute") && m.Contains("interface member")));
Assert.That(AllErrorTexts.Any(m => m.Contains("C.set_Prop") && m.Contains("ScriptSkipAttribute") && m.Contains("interface member")));
}
public void CannotSpecifyInlineCodeOnPropertyAccessorsImplementingInterfaceMembers()
{
Prepare(
@"using System.Runtime.CompilerServices;
interface I {
int Prop { get; set; }
}
class C : I {
public int Prop { [InlineCode(""|some code|"")] get { return 0; } [InlineCode(""|setter|{value}"")] set {} }
}", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(2));
Assert.That(AllErrorTexts.Any(m => m.Contains("C.get_Prop") && m.Contains("InlineCodeAttribute") && m.Contains("interface member")));
Assert.That(AllErrorTexts.Any(m => m.Contains("C.set_Prop") && m.Contains("InlineCodeAttribute") && m.Contains("interface member")));
}
public void TestAttributeAndAsyncTestAttributeOnTheSameMethodIsAnError()
{
Prepare("using System.Testing; [TestFixture] public class C1 { [Test][AsyncTest] public void M() {} }", expectErrors: true);
Assert.That(AllErrorTexts, Has.Count.EqualTo(1));
Assert.That(AllErrorTexts.Any(m => m.Contains("TestAttribute") && m.Contains("AsyncTestAttribute")));
}
public void SerializableTypesCannotOverrideMembers()
{
TestBothKinds(@"public override string ToString() { return null; }", () => {
Assert.That(AllErrorTexts.Any(m => m.Contains("C1") && m.Contains("ToString") && m.Contains("cannot override")));
}, expectErrors: true);
}