Redo tests with mocks

Author: asherber

StaTypPocoQueries.PetaPoco.Tests/AngleDatabaseProvider.cs

@@ -0,0 +1,16 @@
+using PetaPoco.Core;
+using System;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StaTypPocoQueries.PetaPoco.Tests
+{
+    public class AngleDatabaseProvider : DatabaseProvider
+    {
+        public override DbProviderFactory GetFactory() => null;
+        public override string EscapeSqlIdentifier(string sqlIdentifier) => $"<{sqlIdentifier}>";
+    }
+}

StaTypPocoQueries.PetaPoco.Tests/QueryTests.cs

@@ -4,10 +4,12 @@
 using PetaPoco.Providers;
 using PetaPoco;
 using System.Data;
-using SQLDatabase.Net.SQLDatabaseClient;
 using StaTypPocoQueries.PetaPoco;
 using FluentAssertions;
 using System.Data.Common;
+using Moq;
+using System.Collections.Generic;
+using AutoFixture.Xunit2;
 
 namespace StaTypPocoQueries.PetaPoco.Tests
 {
@@ -20,62 +22,40 @@ namespace StaTypPocoQueries.PetaPoco.Tests
      * just to test that. Delete needs to be tested separately.
      */
 
-    public class QueryTests: IDisposable
+    public class QueryTests
     {
         private class MyClass
         {
             public int ID { get; set; }
             public string Name { get; set; }
         }
 
-        private class SqlDatabaseProvider : DatabaseProvider
-        {
-            public override DbProviderFactory GetFactory() => null;
-        }
-
-        private IDbConnection _conn;
+        private Mock<IDatabase> _mockDb;
+        private Sql _lastSql;
 
         public QueryTests()
         {
-            DatabaseProvider.RegisterCustomProvider<SqlDatabaseProvider>("SQLD");
-
-            _conn = new SqlDatabaseConnection("SchemaName=PetaPoco;uri=@memory");
-            _conn.Open();
-
-            // Create an empty table, since we don't care about the results
-            var cmd = _conn.CreateCommand();
-            cmd.CommandType = CommandType.Text;
-            cmd.CommandText = "CREATE TABLE MYCLASS (ID INTEGER INTEGER NOT NULL, NAME TEXT)";
-            cmd.ExecuteNonQuery();
+            _mockDb = new Mock<IDatabase>();
+            _mockDb.Setup(m => m.Query<MyClass>(It.IsAny<Sql>()))
+                .Returns(new List<MyClass>())
+                .Callback<Sql>(s => _lastSql = s);
+            _mockDb.Setup(m => m.Delete<MyClass>(It.IsAny<Sql>()))
+                .Callback<Sql>(s => _lastSql = s);
+            _mockDb.Setup(m => m.Provider).Returns(new AngleDatabaseProvider());
         }
 
-        public void Dispose()
-        {
-            _conn.Dispose();
+        [Theory, AutoData]
+        public void Query(int id)
+        {            
+            _mockDb.Object.Query<MyClass>(c => c.ID == id);
+            _lastSql.Should().BeEquivalentTo(new Sql("WHERE <ID> = @0", id));
         }
 
-        [Fact]
-        public void Query()
+        [Theory, AutoData]
+        public void Delete(string name)
         {
-            using (var db = new Database(_conn))
-            {
-                db.Fetch<MyClass>(c => c.ID == 4);
-
-                db.LastSQL.Should().Be("SELECT [MyClass].[ID], [MyClass].[Name] FROM [MyClass] WHERE [ID] = @0");
-                db.LastArgs.Should().BeEquivalentTo(4);             
-            }
-        }
-
-        [Fact]
-        public void Delete()
-        {
-            using (var db = new Database(_conn))
-            {
-                db.Delete<MyClass>(c => c.Name == "Bob");
-
-                db.LastSQL.Should().Be("DELETE FROM [MyClass]\nWHERE [Name] = @0");
-                db.LastArgs.Should().BeEquivalentTo(new[] { "Bob" });
-            }
+            _mockDb.Object.Delete<MyClass>(c => c.Name == name);
+            _lastSql.Should().BeEquivalentTo(new Sql("WHERE <Name> = @0", name));
         }
     }
 }

StaTypPocoQueries.PetaPoco.Tests/QuoterTests.cs

@@ -7,19 +7,12 @@
 using FluentAssertions;
 using System.Data.Common;
 using PetaPoco.Core;
-using SQLDatabase.Net.SQLDatabaseClient;
 using PetaPoco;
 
 namespace StaTypPocoQueries.PetaPoco.Tests
 {
     public class QuoterTests
     {
-        private class AngleDatabaseProvider : DatabaseProvider
-        {
-            public override DbProviderFactory GetFactory() => null;
-            public override string EscapeSqlIdentifier(string sqlIdentifier) => $"<{sqlIdentifier}>";
-        }
-
         [Fact]
         public void Quoter_Should_UseCorrectChar()
         {            

StaTypPocoQueries.PetaPoco.Tests/StaTypPocoQueries.PetaPoco.Tests.csproj

@@ -7,10 +7,12 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="AutoFixture" Version="4.8.0" />
+    <PackageReference Include="AutoFixture.Xunit2" Version="4.8.0" />
     <PackageReference Include="FluentAssertions" Version="5.5.3" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
+    <PackageReference Include="Moq" Version="4.10.1" />
     <PackageReference Include="PetaPoco.Compiled" Version="6.0.353" />
-    <PackageReference Include="SQLDatabase.Net" Version="2.6.0" />
     <PackageReference Include="xunit" Version="2.4.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.0" />
   </ItemGroup>