public void PrimaryKeyExpression_3()
{
var g = Guid.NewGuid();
var record = new TripleKey {
StudentKey = 33, AdmissionNum = "1123223", Guid = g
};
var exp = EntityFrameworkHelper.PrimaryKeyExpression <TripleKey>();
Assert.IsTrue(exp(record, new object[] { 33, "1123223", g }));
Assert.IsFalse(exp(record, new object[] { 33, "1123223", Guid.NewGuid() }));
}
public void FindExpression_3()
{
var g = Guid.NewGuid();
var record = new TripleKey {
StudentKey = 33, AdmissionNum = "1123223", Guid = g
};
var exp1 = EntityFrameworkHelper.FindExpression <TripleKey>(new object[] { 33, "1123223", g }).Compile();
var exp2 = EntityFrameworkHelper.FindExpression <TripleKey>(new object[] { 33, "1123223", Guid.NewGuid() }).Compile();
Assert.IsTrue(exp1(record));
Assert.IsFalse(exp2(record));
}
public TValue this[TKeyA keyA, TKeyB keyB, TKeyC keyC]
{
get
{
var key = TripleKey.Create(keyA, keyB, keyC);
return(base.ContainsKey(key) ? base[key] : default(TValue));
}
set
{
var key = TripleKey.Create(keyA, keyB, keyC);
if (!ContainsKey(key))
{
base.Add(key, value);
}
this[key] = value;
}
}
public void Add(TKeyA keyA, TKeyB keyB, TKeyC keyC, TValue value)
{
base.Add(TripleKey.Create(keyA, keyB, keyC), value);
}
public bool ContainsKey(TKeyA keyA, TKeyB keyB, TKeyC keyC)
{
var key = TripleKey.Create(keyA, keyB, keyC);
return(base.ContainsKey(key));
}