90 строки
3.6 KiB
C#
90 строки
3.6 KiB
C#
// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
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using System;
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using System.Collections.Generic;
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using System.Data.Common;
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using Microsoft.TestCommon;
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using Moq;
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using WebMatrix.Data.Test.Mocks;
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namespace WebMatrix.Data.Test
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{
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public class DatabaseTest
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{
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[Fact]
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public void OpenWithNullConnectionStringNameThrowsException()
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{
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Assert.ThrowsArgumentNullOrEmptyString(() => Database.Open(null), "name");
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}
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[Fact]
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public void OpenConnectionStringWithNullConnectionStringThrowsException()
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{
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Assert.ThrowsArgumentNullOrEmptyString(() => Database.OpenConnectionString(null), "connectionString");
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}
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[Fact]
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public void OpenConnectionStringWithEmptyConnectionStringThrowsException()
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{
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Assert.ThrowsArgumentNullOrEmptyString(() => Database.OpenConnectionString(String.Empty), "connectionString");
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}
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[Fact]
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public void OpenNamedConnectionUsesConnectionStringFromConfigurationIfExists()
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{
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// Arrange
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MockConfigurationManager mockConfigurationManager = new MockConfigurationManager();
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Mock<DbConnection> mockConnection = new Mock<DbConnection>();
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mockConnection.Setup(m => m.ConnectionString).Returns("connection string");
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Mock<MockDbProviderFactory> mockProviderFactory = new Mock<MockDbProviderFactory>();
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mockProviderFactory.Setup(m => m.CreateConnection("connection string")).Returns(mockConnection.Object);
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mockConfigurationManager.AddConnection("foo", new ConnectionConfiguration(mockProviderFactory.Object, "connection string"));
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// Act
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Database db = Database.OpenNamedConnection("foo", mockConfigurationManager);
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// Assert
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Assert.Equal("connection string", db.Connection.ConnectionString);
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}
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[Fact]
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public void OpenNamedConnectionThrowsIfNoConnectionFound()
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{
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// Arrange
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IConfigurationManager mockConfigurationManager = new MockConfigurationManager();
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// Act & Assert
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Assert.Throws<InvalidOperationException>(() => Database.OpenNamedConnection("foo", mockConfigurationManager), "Connection string \"foo\" was not found.");
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}
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[Fact]
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public void GetConnectionConfigurationGetConnectionForFileHandlersIfRegistered()
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{
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// Arrange
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var mockHandler = new Mock<MockDbFileHandler>();
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mockHandler.Setup(m => m.GetConnectionConfiguration("filename.foo")).Returns(new MockConnectionConfiguration("some file based connection"));
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var handlers = new Dictionary<string, IDbFileHandler>
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{
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{ ".foo", mockHandler.Object }
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};
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// Act
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IConnectionConfiguration configuration = Database.GetConnectionConfiguration("filename.foo", handlers);
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// Assert
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Assert.NotNull(configuration);
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Assert.Equal("some file based connection", configuration.ConnectionString);
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}
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[Fact]
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public void GetConnectionThrowsIfNoHandlersRegisteredForExtension()
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{
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// Arrange
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var handlers = new Dictionary<string, IDbFileHandler>();
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// Act
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Assert.Throws<InvalidOperationException>(() => Database.GetConnectionConfiguration("filename.foo", handlers), "Unable to determine the provider for the database file \"filename.foo\".");
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}
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}
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}
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