Unit tests

PetaPoco.Tests/App.config

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+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+	<connectionStrings>
+		<add name="mysql" connectionString="server=db.meg;database=jab;user id=jab;password=jab;Allow User Variables=true" providerName="MySql.Data.MySqlClient"/>
+		<add name="sqlserver" connectionString="Data Source=MACBOOK\SQLEXPRESS;Integrated Security=True"/>
+	</connectionStrings>
+</configuration>

PetaPoco.Tests/PetaPoco.Tests.csproj.user

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+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|AnyCPU'">
+    <StartAction>Program</StartAction>
+    <StartProgram>C:\Program Files (x86)\NUnit 2.5.6\bin\net-2.0\nunit.exe</StartProgram>
+    <StartArguments>PetaPoco.Tests.dll /run</StartArguments>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|AnyCPU'">
+    <StartAction>Program</StartAction>
+    <StartProgram>C:\Program Files (x86)\NUnit 2.5.6\bin\net-2.0\nunit.exe</StartProgram>
+    <StartArguments>PetaPoco.Tests.dll /run</StartArguments>
+  </PropertyGroup>
+</Project>

PetaPoco.Tests/SqlBuilder.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using NUnit.Framework;
+using PetaPoco;
+
+namespace PetaPoco.Tests
+{
+	[TestFixture]
+	public class SqlBuilder : AssertionHelper
+	{
+		public SqlBuilder()
+		{
+		}
+
+		[Test]
+		public void simple_append()
+		{
+			var sql = new Sql();
+			sql.Append("LINE 1");
+			sql.Append("LINE 2");
+			sql.Append("LINE 3");
+
+			Expect(sql.SQL, Is.EqualTo("LINE 1\nLINE 2\nLINE 3"));
+			Expect(sql.Arguments.Length, Is.EqualTo(0));
+		}
+
+		[Test]
+		public void single_arg()
+		{
+			var sql = new Sql();
+			sql.Append("arg @0", "a1");
+
+			Expect(sql.SQL, Is.EqualTo("arg @0"));
+			Expect(sql.Arguments.Length, Is.EqualTo(1));
+			Expect(sql.Arguments[0], Is.EqualTo("a1"));
+		}
+
+		[Test]
+		public void multiple_args()
+		{
+			var sql = new Sql();
+			sql.Append("arg @0 @1", "a1", "a2");
+
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1"));
+			Expect(sql.Arguments.Length, Is.EqualTo(2));
+			Expect(sql.Arguments[0], Is.EqualTo("a1"));
+			Expect(sql.Arguments[1], Is.EqualTo("a2"));
+		}
+
+		[Test]
+		public void unused_args()
+		{
+			var sql = new Sql();
+			sql.Append("arg @0 @2", "a1", "a2", "a3");
+
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1"));
+			Expect(sql.Arguments.Length, Is.EqualTo(2));
+			Expect(sql.Arguments[0], Is.EqualTo("a1"));
+			Expect(sql.Arguments[1], Is.EqualTo("a3"));
+		}
+
+		[Test]
+		public void unordered_args()
+		{
+			var sql = new Sql();
+			sql.Append("arg @2 @1", "a1", "a2", "a3");
+
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1"));
+			Expect(sql.Arguments.Length, Is.EqualTo(2));
+			Expect(sql.Arguments[0], Is.EqualTo("a3"));
+			Expect(sql.Arguments[1], Is.EqualTo("a2"));
+		}
+
+		[Test]
+		public void repeated_args()
+		{
+			var sql = new Sql();
+			sql.Append("arg @0 @1 @0 @1", "a1", "a2");
+
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1 @2 @3"));
+			Expect(sql.Arguments.Length, Is.EqualTo(4));
+			Expect(sql.Arguments[0], Is.EqualTo("a1"));
+			Expect(sql.Arguments[1], Is.EqualTo("a2"));
+			Expect(sql.Arguments[2], Is.EqualTo("a1"));
+			Expect(sql.Arguments[3], Is.EqualTo("a2"));
+		}
+
+		[Test]
+		public void mysql_user_vars()
+		{
+			var sql = new Sql();
+			sql.Append("arg @@user1 @2 @1 @@@system1", "a1", "a2", "a3");
+
+			Expect(sql.SQL, Is.EqualTo("arg @@user1 @0 @1 @@@system1"));
+			Expect(sql.Arguments.Length, Is.EqualTo(2));
+			Expect(sql.Arguments[0], Is.EqualTo("a3"));
+			Expect(sql.Arguments[1], Is.EqualTo("a2"));
+		}
+
+		[Test]
+		public void named_args()
+		{
+			var sql = new Sql();
+			sql.Append("arg @name @password", new { name = "n", password = "p" });
+
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1"));
+			Expect(sql.Arguments.Length, Is.EqualTo(2));
+			Expect(sql.Arguments[0], Is.EqualTo("n"));
+			Expect(sql.Arguments[1], Is.EqualTo("p"));
+		}
+
+
+
+		[Test]
+		public void mixed_named_and_numbered_args()
+		{
+			var sql = new Sql();
+			sql.Append("arg @0 @name @1 @password @2", "a1", "a2", "a3", new { name = "n", password = "p" });
+
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1 @2 @3 @4"));
+			Expect(sql.Arguments.Length, Is.EqualTo(5));
+			Expect(sql.Arguments[0], Is.EqualTo("a1"));
+			Expect(sql.Arguments[1], Is.EqualTo("n"));
+			Expect(sql.Arguments[2], Is.EqualTo("a2"));
+			Expect(sql.Arguments[3], Is.EqualTo("p"));
+			Expect(sql.Arguments[4], Is.EqualTo("a3"));
+		}
+
+		[Test]
+		public void append_with_args()
+		{
+			var sql = new Sql();
+			sql.Append("l1 @0", "a0");
+			sql.Append("l2 @0", "a1");
+			sql.Append("l3 @0", "a2");
+
+			Expect(sql.SQL, Is.EqualTo("l1 @0\nl2 @1\nl3 @2"));
+			Expect(sql.Arguments.Length, Is.EqualTo(3));
+			Expect(sql.Arguments[0], Is.EqualTo("a0"));
+			Expect(sql.Arguments[1], Is.EqualTo("a1"));
+			Expect(sql.Arguments[2], Is.EqualTo("a2"));
+		}
+
+		[Test]
+		public void append_with_args2()
+		{
+			var sql = new Sql();
+			sql.Append("l1");
+			sql.Append("l2 @0 @1", "a1", "a2");
+			sql.Append("l3 @0", "a3");
+
+			Expect(sql.SQL, Is.EqualTo("l1\nl2 @0 @1\nl3 @2"));
+			Expect(sql.Arguments.Length, Is.EqualTo(3));
+			Expect(sql.Arguments[0], Is.EqualTo("a1"));
+			Expect(sql.Arguments[1], Is.EqualTo("a2"));
+			Expect(sql.Arguments[2], Is.EqualTo("a3"));
+		}
+
+		[Test]
+		[ExpectedException(typeof(ArgumentOutOfRangeException))]
+		public void invalid_arg_index()
+		{
+			var sql = new Sql();
+			sql.Append("arg @0 @1", "a0");
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1"));
+		}
+
+		[Test]
+		[ExpectedException(typeof(ArgumentException))]
+		public void invalid_arg_name()
+		{
+			var sql = new Sql();
+			sql.Append("arg @name1 @name2", new { x = 1, y = 2 });
+			Expect(sql.SQL, Is.EqualTo("arg @0 @1"));
+		}
+
+		[Test]
+		public void append_instances()
+		{
+			var sql = new Sql("l0 @0", "a0");
+			var sql1 = new Sql("l1 @0", "a1");
+			var sql2 = new Sql("l2 @0", "a2");
+
+			Expect(sql.Append(sql1), Is.SameAs(sql));
+			Expect(sql.Append(sql2), Is.SameAs(sql));
+
+			Expect(sql.SQL, Is.EqualTo("l0 @0\nl1 @1\nl2 @2"));
+			Expect(sql.Arguments.Length, Is.EqualTo(3));
+			Expect(sql.Arguments[0], Is.EqualTo("a0"));
+			Expect(sql.Arguments[1], Is.EqualTo("a1"));
+			Expect(sql.Arguments[2], Is.EqualTo("a2"));
+		}
+	}
+
+}