public void TestInitializer()
{
var stackAllocSyntax = SyntaxFactory.StackAllocArrayCreationExpression(SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.IntKeyword)))
.WithInitializer(SyntaxFactory.InitializerExpression(SyntaxKind.ArrayInitializerExpression));
Assert.NotNull(StackAllocArrayCreationExpressionSyntaxExtensions.Initializer(stackAllocSyntax));
Assert.Equal(SyntaxKind.ArrayInitializerExpression, StackAllocArrayCreationExpressionSyntaxExtensions.Initializer(stackAllocSyntax).Kind());
}
public void TestWithInitializer()
{
var stackAllocSyntax = SyntaxFactory.StackAllocArrayCreationExpression(SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.IntKeyword)));
var stackAllocWithDefaultInitializer = StackAllocArrayCreationExpressionSyntaxExtensions.WithInitializer(stackAllocSyntax, null);
Assert.Null(StackAllocArrayCreationExpressionSyntaxExtensions.Initializer(stackAllocWithDefaultInitializer));
var initializer = SyntaxFactory.InitializerExpression(SyntaxKind.ArrayInitializerExpression);
var stackAllocWithInitializer = StackAllocArrayCreationExpressionSyntaxExtensions.WithInitializer(stackAllocSyntax, initializer);
Assert.NotNull(stackAllocWithInitializer.Initializer);
Assert.Equal(SyntaxKind.ArrayInitializerExpression, stackAllocWithInitializer.Initializer.Kind());
Assert.True(stackAllocWithInitializer.Initializer.IsEquivalentTo(initializer));
}
public void TestWithInitializer()
{
var stackAllocSyntax = SyntaxFactory.StackAllocArrayCreationExpression(SyntaxFactory.PredefinedType(SyntaxFactory.Token(SyntaxKind.IntKeyword)));
// With default value is allowed
var stackAllocWithDefaultInitializer = StackAllocArrayCreationExpressionSyntaxExtensions.WithInitializer(stackAllocSyntax, null);
Assert.Null(StackAllocArrayCreationExpressionSyntaxExtensions.Initializer(stackAllocWithDefaultInitializer));
// Non-default throws an exception
var initializer = SyntaxFactory.InitializerExpression(SyntaxKind.ArrayInitializerExpression);
Assert.Throws <NotSupportedException>(() => StackAllocArrayCreationExpressionSyntaxExtensions.WithInitializer(stackAllocSyntax, initializer));
}
