public void FilterByIds_String()
{
List <String> ids = new List <String> {
"9I", "10I"
};
IQueryable <TestModel> actual = lookup.FilterByIds(lookup.GetModels(), ids);
IQueryable <TestModel> expected = lookup.GetModels().Where(model => ids.Contains(model.Id !));
Assert.Equal(expected, actual);
}
public void FilterByIds_NoIdProperty_Throws()
{
TestLookup <NoIdModel> testLookup = new TestLookup <NoIdModel>();
LookupException exception = Assert.Throws <LookupException>(() => testLookup.FilterByIds(Array.Empty <NoIdModel>().AsQueryable(), Array.Empty <String>()));
String expected = $"'{typeof(NoIdModel).Name}' type does not have key or property named 'Id', required for automatic id filtering.";
String actual = exception.Message;
Assert.Equal(expected, actual);
}
public void FilterByIds_NumberKey()
{
TestLookup <Int32Model> testLookup = new TestLookup <Int32Model>();
for (Int32 i = 0; i < 20; i++)
{
testLookup.Models.Add(new Int32Model {
Value = i
});
}
IQueryable <Int32Model> actual = testLookup.FilterByIds(testLookup.GetModels(), new List <String> {
"9", "10"
});
IQueryable <Int32Model> expected = testLookup.GetModels().Where(model => new[] { 9, 10 }.Contains(model.Value));
Assert.Equal(expected, actual);
}
public void FilterByIds_Guids()
{
TestLookup <GuidModel> testLookup = new TestLookup <GuidModel>();
for (Int32 i = 0; i < 20; i++)
{
testLookup.Models.Add(new GuidModel {
Id = Guid.NewGuid()
});
}
List <String> ids = new List <String> {
testLookup.Models[4].Id.ToString(), testLookup.Models[9].Id.ToString()
};
IQueryable <GuidModel> expected = testLookup.GetModels().Where(model => ids.Contains(model.Id.ToString()));
IQueryable <GuidModel> actual = testLookup.FilterByIds(testLookup.GetModels(), ids);
Assert.Equal(expected, actual);
}