public void ReturnTheLastElement_WhenIDirectoryFilesProviderReturnsAValidCollection()
{
// Arrange
var environmentFolderPathProvider = new Mock <IEnvironmentFolderPathProvider>();
var directoryFilesProvider = new Mock <IDirectoryFilesProvider>();
var logFilePathDiscoveryStrategy = new LogFilePathDiscoveryStrategy(environmentFolderPathProvider.Object, directoryFilesProvider.Object);
var expectedlogFilePathDiscoveryStrategyReturnValue = "4";
IEnumerable <string> directoryFilesProviderReturnValue = new List <string>()
{
"1",
"2",
"3",
expectedlogFilePathDiscoveryStrategyReturnValue
};
directoryFilesProvider.Setup(p => p.GetDirectoryFiles(It.IsAny <string>())).Returns(directoryFilesProviderReturnValue);
// Act
var actualResult = logFilePathDiscoveryStrategy.DiscoverLogFile();
// Assert
Assert.That(actualResult, Is.EqualTo(expectedlogFilePathDiscoveryStrategyReturnValue));
}
public void CreateValidInstance_WhenConstructorParametersAreValid()
{
// Arrange
var environmentFolderPathProvider = new Mock <IEnvironmentFolderPathProvider>();
var directoryFilesProvider = new Mock <IDirectoryFilesProvider>();
// Act
var actualInstance = new LogFilePathDiscoveryStrategy(environmentFolderPathProvider.Object, directoryFilesProvider.Object);
// Assert
Assert.That(actualInstance, Is.Not.Null.And.InstanceOf <ILogFilePathDiscoveryStrategy>());
}
public void InvokeIEnvironmentFolderPathProvider_GetEnvironmentFolderPath_OnceWithCorrectParameter()
{
// Arrange
var environmentFolderPathProvider = new Mock <IEnvironmentFolderPathProvider>();
var directoryFilesProvider = new Mock <IDirectoryFilesProvider>();
var logFilePathDiscoveryStrategy = new LogFilePathDiscoveryStrategy(environmentFolderPathProvider.Object, directoryFilesProvider.Object);
var myDocumentsFolderName = "MyDocuments";
// Act
logFilePathDiscoveryStrategy.DiscoverLogFile();
// Assert
environmentFolderPathProvider.Verify(p => p.GetEnvironmentFolderPath(myDocumentsFolderName), Times.Once());
}
public void ReturnNull_WhenIDirectoryFilesProviderReturnsEmptyCollection()
{
// Arrange
var environmentFolderPathProvider = new Mock <IEnvironmentFolderPathProvider>();
var directoryFilesProvider = new Mock <IDirectoryFilesProvider>();
var logFilePathDiscoveryStrategy = new LogFilePathDiscoveryStrategy(environmentFolderPathProvider.Object, directoryFilesProvider.Object);
IEnumerable <string> directoryFilesProviderReturnValue = new List <string>();
directoryFilesProvider.Setup(p => p.GetDirectoryFiles(It.IsAny <string>())).Returns(directoryFilesProviderReturnValue);
// Act
var actualResult = logFilePathDiscoveryStrategy.DiscoverLogFile();
// Assert
Assert.That(actualResult, Is.Null);
}
public void InvokeIDirectoryFilesProvider_GetDirectoryFiles_OnceWithCorrectParameter()
{
// Arrange
var environmentFolderPathProvider = new Mock <IEnvironmentFolderPathProvider>();
var directoryFilesProvider = new Mock <IDirectoryFilesProvider>();
var logFilePathDiscoveryStrategy = new LogFilePathDiscoveryStrategy(environmentFolderPathProvider.Object, directoryFilesProvider.Object);
var defaultCombatLogsPath = "\\Star Wars - The Old Republic\\CombatLogs";
var environmentFolderPathProviderReturnValue = "C:\\MyDocuments";
environmentFolderPathProvider.Setup(p => p.GetEnvironmentFolderPath(It.IsAny <string>())).Returns(environmentFolderPathProviderReturnValue);
var expectedGetDirectoryFilesParameter = environmentFolderPathProviderReturnValue + defaultCombatLogsPath;
// Act
logFilePathDiscoveryStrategy.DiscoverLogFile();
// Assert
directoryFilesProvider.Verify(p => p.GetDirectoryFiles(expectedGetDirectoryFilesParameter), Times.Once());
}
