Added FastColumnSetter Unit Tests

Author: inforithmics

tests/SQLite.Tests/FastColumnSetterTest.cs

@@ -0,0 +1,116 @@
+using System;
+using System.Linq;
+#if NETFX_CORE
+using Microsoft.VisualStudio.TestPlatform.UnitTestFramework;
+using SetUp = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestInitializeAttribute;
+using TestFixture = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestClassAttribute;
+using Test = Microsoft.VisualStudio.TestPlatform.UnitTestFramework.TestMethodAttribute;
+#else
+using NUnit.Framework;
+#endif
+
+namespace SQLite.Tests
+{
+	[TestFixture]
+	class FastColumnSetterTest
+	{
+		public class TestSetter
+		{
+			[AutoIncrement, PrimaryKey]
+			public int Id { get; set; }
+
+			public string Data { get; set; }
+
+			public DateTime Date { get; set; }
+		}
+
+		public class TestDb : SQLiteConnection
+		{
+			public TestDb (String path)
+				: base (path)
+			{
+				CreateTable<TestSetter> ();
+			}
+		}
+
+		[Test]
+		public void SetFastColumnSetters_AndReadData()
+		{
+			FastColumnSetter.RegisterFastColumnSetter(
+				typeof(TestSetter),
+				nameof(TestSetter.Id),
+				(obj, stmt, index) => { ((TestSetter)obj).Id = SQLite3.ColumnInt(stmt, index); });
+
+			FastColumnSetter.RegisterFastColumnSetter (
+				typeof (TestSetter),
+				nameof (TestSetter.Data),
+				(obj, stmt, index) => { ((TestSetter)obj).Data = SQLite3.ColumnString (stmt, index); });
+
+			FastColumnSetter.RegisterFastColumnSetter (
+				typeof (TestSetter),
+				nameof (TestSetter.Date),
+				(obj, stmt, index) => { ((TestSetter)obj).Date = new DateTime (SQLite3.ColumnInt64 (stmt, index)); });
+
+			var n = 20;
+			var cq = from i in Enumerable.Range (1, n)
+					 select new TestSetter {
+						 Data = Convert.ToString (i),
+						 Date = new DateTime (2013, 1, i)
+					 };
+
+			var db = new TestDb (TestPath.GetTempFileName ());
+			db.InsertAll (cq);
+
+			var results = db.Table<TestSetter> ().Where (o => o.Data.Equals ("10"));
+			Assert.AreEqual (results.Count (), 1);
+			Assert.AreEqual (results.FirstOrDefault ().Data, "10");
+		}
+
+		[Test]
+		public void SetFastColumnSetters_AndReadData_IsCalled()
+		{
+			int callCount = 0;
+
+			FastColumnSetter.RegisterFastColumnSetter (
+				typeof (TestSetter),
+				nameof (TestSetter.Id),
+				(obj, stmt, index) => {
+					((TestSetter)obj).Id = SQLite3.ColumnInt (stmt, index);
+					callCount++;
+				});
+
+			FastColumnSetter.RegisterFastColumnSetter (
+				typeof (TestSetter),
+				nameof (TestSetter.Data),
+				(obj, stmt, index) => {
+					((TestSetter)obj).Data = SQLite3.ColumnString (stmt, index);
+					callCount++;
+				});
+
+			FastColumnSetter.RegisterFastColumnSetter (
+				typeof (TestSetter),
+				nameof (TestSetter.Date),
+				(obj, stmt, index) => {
+					((TestSetter)obj).Date = new DateTime (SQLite3.ColumnInt64 (stmt, index));
+					callCount++;
+				});
+
+			var n = 20;
+			var cq = from i in Enumerable.Range (1, n)
+				select new TestSetter {
+					Data = Convert.ToString (i),
+					Date = new DateTime (2013, 1, i)
+				};
+
+			var db = new TestDb (TestPath.GetTempFileName ());
+			db.InsertAll (cq);
+
+			var results = db.Table<TestSetter> ().Where (o => o.Data.Equals ("10"));
+			Assert.AreEqual (results.Count (), 1);
+			Assert.AreEqual (results.FirstOrDefault ().Data, "10");
+
+			Assert.IsTrue(callCount > 0);
+		}
+	}
+}
+}