public void TestBasics()
{
var tags = new HaystackDictionary();
tags.Add("id", new HaystackReference("aaaa-bbbb"));
tags.Add("site", new HaystackMarker());
tags.Add("geoAddr", new HaystackString("Richmond, Va"));
tags.Add("area", new HaystackNumber(1200, "ft"));
tags.Add("date", new HaystackDate(2000, 12, 3));
tags.Add("null", null);
// size
Assert.AreEqual(5, tags.Count);
Assert.IsFalse(tags.IsEmpty());
// configured tags
Assert.IsTrue(tags.Get("id").Equals(new HaystackReference("aaaa-bbbb")));
Assert.IsTrue(tags.Get("site").Equals(new HaystackMarker()));
Assert.IsTrue(tags.Get("geoAddr").Equals(new HaystackString("Richmond, Va")));
Assert.IsTrue(tags.Get("area").Equals(new HaystackNumber(1200, "ft")));
Assert.IsTrue(tags.Get("date").Equals(new HaystackDate(2000, 12, 3)));
Assert.ThrowsException <HaystackUnknownNameException>(() => tags.Get("null"));
// missing tag
Assert.IsFalse(tags.ContainsKey("foo"));
Assert.ThrowsException <HaystackUnknownNameException>(() => tags.Get("foo"));
}
public static TValue GetUnchecked <TValue>(this HaystackDictionary dict, string name)
where TValue : HaystackValue
{
if (dict.ContainsKey(name))
{
return(dict.Get <TValue>(name));
}
return(null);
}
public void TestEmpty()
{
// Instance Empty
var tags = new HaystackDictionary();
Assert.AreEqual(tags, new HaystackDictionary());
// size
Assert.AreEqual(tags.Count, 0);
Assert.IsTrue(tags.IsEmpty());
// missing tag
Assert.IsFalse(tags.ContainsKey("foo"));
}
/// <summary>
/// Read a single record by its unique ID.
/// Throws an exception if the record was not found.
/// </summary>
/// <param name="id">Record ID.</param>
/// <returns>Matching record.</returns>
public async Task <HaystackDictionary> ReadByIdAsync(HaystackReference id)
{
HaystackGrid res = await ReadByIdsAsync(new HaystackReference[] { id });
if (res.IsEmpty())
{
throw new Exception($"Record not found for: {id}");
}
HaystackDictionary rec = res.Row(0);
if (!rec.ContainsKey("id"))
{
throw new Exception($"Record not found for: {id}");
}
return(rec);
}