public void ThrowArgumentNullException_WhenICommandUtilizationStrategyIsNull()
{
// Arrange
var commandParsingStrategy = new Mock<ICommandParsingStrategy>();
ICommandUtilizationStrategy commandUtilizationStrategy = null;
var logFilePathDiscoveryStrategy = new Mock<ILogFilePathDiscoveryStrategy>();
var fileReaderAutoResetEventFactory = new Mock<IFileReaderAutoResetEventFactory>();
var fileReaderFileSystemWatcherFactory = new Mock<IFileReaderFileSystemWatcherFactory>();
var fileReaderInputProviderFactory = new Mock<IFileReaderInputProviderFactory>();
// Act & Assert
Assert.That(
() => new LogFileReaderEngine(commandParsingStrategy.Object, commandUtilizationStrategy, logFilePathDiscoveryStrategy.Object, fileReaderAutoResetEventFactory.Object, fileReaderFileSystemWatcherFactory.Object, fileReaderInputProviderFactory.Object),
Throws.InstanceOf<ArgumentNullException>().With.Message.Contains(nameof(ICommandUtilizationStrategy)));
}
public LogFileReaderEngine(ICommandParsingStrategy commandParsingStrategy, ICommandUtilizationStrategy commandUtilizationStrategy, ILogFilePathDiscoveryStrategy logFilePathDiscoveryStrategy, IFileReaderAutoResetEventFactory fileReaderAutoResetEventFactory, IFileReaderFileSystemWatcherFactory fileReaderFileSystemWatcherFactory, IFileReaderInputProviderFactory fileReaderInputProviderFactory)
{
Guard.WhenArgument(commandParsingStrategy, nameof(ICommandParsingStrategy)).IsNull().Throw();
Guard.WhenArgument(commandUtilizationStrategy, nameof(ICommandUtilizationStrategy)).IsNull().Throw();
Guard.WhenArgument(logFilePathDiscoveryStrategy, nameof(ILogFilePathDiscoveryStrategy)).IsNull().Throw();
Guard.WhenArgument(fileReaderAutoResetEventFactory, nameof(IFileReaderAutoResetEventFactory)).IsNull().Throw();
Guard.WhenArgument(fileReaderFileSystemWatcherFactory, nameof(IFileReaderFileSystemWatcherFactory)).IsNull().Throw();
Guard.WhenArgument(fileReaderInputProviderFactory, nameof(IFileReaderInputProviderFactory)).IsNull().Throw();
this.commandParsingStrategy = commandParsingStrategy;
this.commandUtilizationStrategy = commandUtilizationStrategy;
this.logFilePathDiscoveryStrategy = logFilePathDiscoveryStrategy;
this.fileReaderAutoResetEventFactory = fileReaderAutoResetEventFactory;
this.fileReaderFileSystemWatcherFactory = fileReaderFileSystemWatcherFactory;
this.fileReaderInputProviderFactory = fileReaderInputProviderFactory;
}
