public void Build_Filter()
{
var builder = new DataSourceExpressionBuilder <int> {
Filter = new object[] { "this", ">", 123 }
};
var expr = builder.Build(false);
Assert.Equal("data.Where(obj => (obj > 123))", expr.Body.ToString());
}
public void Build_SkipTake()
{
var builder = new DataSourceExpressionBuilder <int> {
Skip = 111,
Take = 222
};
var expr = builder.Build(false);
Assert.Equal("data.Skip(111).Take(222)", expr.Body.ToString());
}
public void Build_Sorting()
{
var builder = new DataSourceExpressionBuilder <Tuple <int, string> > {
Sort = new[] {
new SortingInfo {
Selector = "Item1"
},
new SortingInfo {
Selector = "Item2",
Desc = true
}
}
};
var expr = builder.Build(false);
Assert.Equal("data.OrderBy(obj => obj.Item1).ThenByDescending(obj => obj.Item2)", expr.Body.ToString());
}
public void Build_CountQuery()
{
var builder = new DataSourceExpressionBuilder <int> {
Skip = 111,
Take = 222,
Filter = new object[] { "this", 123 },
Sort = new[] {
new SortingInfo {
Selector = "this"
}
},
};
var expr = builder.Build(true);
var text = expr.ToString();
Assert.Contains("Where", text);
Assert.DoesNotContain("Skip", text);
Assert.DoesNotContain("Take", text);
Assert.DoesNotContain("OrderBy", text);
Assert.EndsWith(".Count()", text);
}
