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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using Moq;
using WebMatrix.Data.Test.Mocks;
using Xunit;
namespace WebMatrix.Data.Test
{
public class ConfigurationManagerWrapperTest
{
[Fact]
public void GetConnectionGetsConnectionFromConfig()
{
// Arrange
var configManager = new ConfigurationManagerWrapper(new Dictionary<string, IDbFileHandler>(), "DataDirectory");
Func<string, bool> fileExists = path => false;
Func<string, IConnectionConfiguration> getFromConfig = name => new MockConnectionConfiguration("connection string");
// Act
IConnectionConfiguration configuration = configManager.GetConnection("foo", getFromConfig, fileExists);
// Assert
Assert.NotNull(configuration);
Assert.Equal("connection string", configuration.ConnectionString);
}
[Fact]
public void GetConnectionGetsConnectionFromDataDirectoryIfFileWithSupportedExtensionExists()
{
// Arrange
var mockHandler = new Mock<MockDbFileHandler>();
mockHandler.Setup(m => m.GetConnectionConfiguration(@"DataDirectory\Bar.foo")).Returns(new MockConnectionConfiguration("some file based connection"));
var handlers = new Dictionary<string, IDbFileHandler>
{
{ ".foo", mockHandler.Object }
};
var configManager = new ConfigurationManagerWrapper(handlers, "DataDirectory");
Func<string, bool> fileExists = path => path.Equals(@"DataDirectory\Bar.foo");
Func<string, IConnectionConfiguration> getFromConfig = name => null;
// Act
IConnectionConfiguration configuration = configManager.GetConnection("Bar", getFromConfig, fileExists);
// Assert
Assert.NotNull(configuration);
Assert.Equal("some file based connection", configuration.ConnectionString);
}
[Fact]
public void GetConnectionSdfAndMdfFile_MdfFileWins()
{
// Arrange
var mockSdfHandler = new Mock<MockDbFileHandler>();
mockSdfHandler.Setup(m => m.GetConnectionConfiguration(@"DataDirectory\Bar.sdf")).Returns(new MockConnectionConfiguration("sdf connection"));
var mockMdfHandler = new Mock<MockDbFileHandler>();
mockMdfHandler.Setup(m => m.GetConnectionConfiguration(@"DataDirectory\Bar.mdf")).Returns(new MockConnectionConfiguration("mdf connection"));
var handlers = new Dictionary<string, IDbFileHandler>
{
{ ".sdf", mockSdfHandler.Object },
{ ".mdf", mockMdfHandler.Object },
};
var configManager = new ConfigurationManagerWrapper(handlers, "DataDirectory");
Func<string, bool> fileExists = path => path.Equals(@"DataDirectory\Bar.mdf") ||
path.Equals(@"DataDirectory\Bar.sdf");
Func<string, IConnectionConfiguration> getFromConfig = name => null;
// Act
IConnectionConfiguration configuration = configManager.GetConnection("Bar", getFromConfig, fileExists);
// Assert
Assert.NotNull(configuration);
Assert.Equal("mdf connection", configuration.ConnectionString);
}
[Fact]
public void GetConnectionReturnsNullIfNoConnectionFound()
{
// Act
var configManager = new ConfigurationManagerWrapper(new Dictionary<string, IDbFileHandler>(), "DataDirectory");
Func<string, bool> fileExists = path => false;
Func<string, IConnectionConfiguration> getFromConfig = name => null;
// Act
IConnectionConfiguration configuration = configManager.GetConnection("test", getFromConfig, fileExists);
// Assert
Assert.Null(configuration);
}
}
}
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