private static InvocationContext CreateContextForMethod(string typeAndMethodName, SnippetCompiler snippet)
{
var nameParts = typeAndMethodName.Split('.');
var identifierPairs = snippet.IsCSharp() ? GetCSharpNodes() : GetVbNodes();
foreach (var(invocation, methodName) in identifierPairs)
{
var symbol = snippet.GetSymbol <IMethodSymbol>(invocation);
if (symbol.Name == nameParts[1] &&
symbol.ContainingType.Name == nameParts[0])
{
return(new InvocationContext(invocation, methodName, snippet.SemanticModel));
}
}
Assert.Fail($"Test setup error: could not find method call in test code snippet: {typeAndMethodName}");
return(null);
IEnumerable <(SyntaxNode node, string name)> GetCSharpNodes() =>
snippet.GetNodes <CSharpSyntax.InvocationExpressionSyntax>()
.Select(n => ((SyntaxNode)n, n.Expression.GetIdentifier()?.Identifier.ValueText));
IEnumerable <(SyntaxNode node, string name)> GetVbNodes() =>
snippet.GetNodes <VBSyntax.InvocationExpressionSyntax>()
.Select(n => ((SyntaxNode)n, VisualBasicSyntaxHelper.GetIdentifier(n.Expression)?.Identifier.ValueText));
}
protected override TrackerBase <InvocationContext> .Condition HasPkcs1PaddingArgument() =>
(context) =>
{
var argumentList = ((InvocationExpressionSyntax)context.Node).ArgumentList;
var values = VisualBasicSyntaxHelper.ArgumentValuesForParameter(context.SemanticModel, argumentList, "padding");
return(values.Length == 1 &&
values[0] is ExpressionSyntax valueSyntax &&
context.SemanticModel.GetSymbolInfo(valueSyntax).Symbol is ISymbol symbol &&
symbol.Name == "Pkcs1");
};
public void IsNothingLiteral_Null_VB() => VisualBasicSyntaxHelper.IsNothingLiteral(null).Should().BeFalse();
