public async Task ShouldThrowExceptionIfNullResult()
{
IStatementResultCursor result = null;
var exception = await Record.ExceptionAsync(() => result.SingleAsync());
exception.Should().BeOfType <ArgumentNullException>();
}
protected async Task <int> CountPersonAsync(string name)
{
var session = Driver.Session();
try
{
return(await session.ReadTransactionAsync(async tx =>
{
IStatementResultCursor result =
await tx.RunAsync("MATCH (a:Person {name: $name}) RETURN count(a)", new { name });
return (await result.SingleAsync())[0].As <int>();
}));
}
finally
{
await session.CloseAsync();
}
}
