public void Constructor1SetsTimeoutToDefaultTimeoutWhenParameterIsNull()
{
var timeout = TimeSpan.FromMilliseconds(1234);
var fileLogProvider = new RollingFileLogProvider(_logFilePath, timeout: null);
fileLogProvider.Timeout.Should().Be(RollingFileLogProvider.DefaultTimeout);
}
public void Constructor1SetsTimeout()
{
var timeout = TimeSpan.FromMilliseconds(1234);
var fileLogProvider = new RollingFileLogProvider(_logFilePath, timeout: timeout);
fileLogProvider.Timeout.Should().Be(timeout);
}
public async Task WriteAsyncPrunesOldArchiveFiles()
{
const int maxFileSizeKilobytes = 50;
var rollingFileLogProvider =
new RollingFileLogProvider(
_logFilePath,
new JsonLogFormatter(),
maxFileSizeKilobytes: maxFileSizeKilobytes,
maxArchiveCount: 2);
GetFileCount().Should().Be(0);
await rollingFileLogProvider.WriteAsync(GetLogEntry());
GetFileCount().Should().Be(1);
await MakeOneArchiveFile(maxFileSizeKilobytes, rollingFileLogProvider);
GetFileCount().Should().Be(2);
await MakeOneArchiveFile(maxFileSizeKilobytes, rollingFileLogProvider);
GetFileCount().Should().Be(3);
await MakeOneArchiveFile(maxFileSizeKilobytes, rollingFileLogProvider);
GetFileCount().Should().Be(3);
await MakeOneArchiveFile(maxFileSizeKilobytes, rollingFileLogProvider);
GetFileCount().Should().Be(3);
}
public async void PrunesOldArchiveFiles()
{
const int maxFileSizeKilobytes = 50;
var logProvider =
new RollingFileLogProvider(
_logFilePath,
maxFileSizeKilobytes,
2,
logFormatter: new SerializingLogFormatter(new XmlSerializerSerializer()));
Assert.That(GetFileCount(), Is.EqualTo(0));
await logProvider.WriteAsync(GetLogEntry());
Assert.That(GetFileCount(), Is.EqualTo(1));
await MakeOneArchiveFile(maxFileSizeKilobytes, logProvider);
Assert.That(GetFileCount(), Is.EqualTo(2));
await MakeOneArchiveFile(maxFileSizeKilobytes, logProvider);
Assert.That(GetFileCount(), Is.EqualTo(3));
await MakeOneArchiveFile(maxFileSizeKilobytes, logProvider);
Assert.That(GetFileCount(), Is.EqualTo(3));
await MakeOneArchiveFile(maxFileSizeKilobytes, logProvider);
Assert.That(GetFileCount(), Is.EqualTo(3));
}
public void Constructor2SetsRolloverPeriod()
{
var logFormatter = new Mock <ILogFormatter>().Object;
var fileLogProvider = new RollingFileLogProvider(_logFilePath, logFormatter, rolloverPeriod: RolloverPeriod.Hourly);
fileLogProvider.RolloverPeriod.Should().Be(RolloverPeriod.Hourly);
}
public void Constructor2SetsMaxArchiveCount()
{
var logFormatter = new Mock <ILogFormatter>().Object;
var fileLogProvider = new RollingFileLogProvider(_logFilePath, logFormatter, maxArchiveCount: 3);
fileLogProvider.MaxArchiveCount.Should().Be(3);
}
public void Constructor2SetsMaxFileSizeKilobytes()
{
var logFormatter = new Mock <ILogFormatter>().Object;
var fileLogProvider = new RollingFileLogProvider(_logFilePath, logFormatter, maxFileSizeKilobytes: 1);
fileLogProvider.MaxFileSizeBytes.Should().Be(1024);
}
public void Constructor2SetsFormatter()
{
var logFormatter = new Mock <ILogFormatter>().Object;
var fileLogProvider = new RollingFileLogProvider(_logFilePath, logFormatter);
fileLogProvider.Formatter.Should().BeSameAs(logFormatter);
}
public void Constructor2SetsLevel()
{
var logFormatter = new Mock <ILogFormatter>().Object;
var fileLogProvider = new RollingFileLogProvider(_logFilePath, logFormatter, level: LogLevel.Warn);
fileLogProvider.Level.Should().Be(LogLevel.Warn);
}
public void Constructor1SetsFormatterToTemplateLogFormatter()
{
var fileLogProvider = new RollingFileLogProvider(_logFilePath, "foo");
fileLogProvider.Formatter.Should().BeOfType <TemplateLogFormatter>();
var formatter = (TemplateLogFormatter)fileLogProvider.Formatter;
formatter.Template.Should().Be("foo");
}
public void Constructor2SetsTimeout()
{
var logFormatter = new Mock <ILogFormatter>().Object;
var timeout = TimeSpan.FromMilliseconds(1234);
var fileLogProvider = new RollingFileLogProvider(_logFilePath, logFormatter, timeout: timeout);
fileLogProvider.Timeout.Should().Be(timeout);
}
public async Task WriteLineAsyncFormatsTheLogEntryAndWritesItToDisk()
{
var rollingFileLogProvider = new RollingFileLogProvider(_logFilePath, "{level}:{message}");
var logEntry = new LogEntry("Hello, world!", LogLevel.Info);
await rollingFileLogProvider.WriteAsync(logEntry);
var output = await File.ReadAllTextAsync(_logFilePath);
output.Should().Be($"Info:Hello, world!{Environment.NewLine}");
}
private static async Task MakeOneArchiveFile(int maxFileSizeKilobytes, RollingFileLogProvider rollingFileLogProvider)
{
var logEntry = GetLogEntry();
// Write to the log file until it has exceeded the max file size.
while (IsTooSmallForRollOver(maxFileSizeKilobytes))
{
await rollingFileLogProvider.WriteAsync(logEntry);
}
// This log entry should cause the existing log file to be archived, and a new one created.
await rollingFileLogProvider.WriteAsync(logEntry);
}
public async void CausesTheLogFileToBeArchivedWhenItsSizeGetsTooBig()
{
const int maxFileSizeKilobytes = 50;
var logProvider =
new RollingFileLogProvider(
_logFilePath,
maxFileSizeKilobytes,
logFormatter: new SerializingLogFormatter(new XmlSerializerSerializer()));
Assert.That(GetFileCount(), Is.EqualTo(0));
await logProvider.WriteAsync(GetLogEntry());
Assert.That(GetFileCount(), Is.EqualTo(1));
await MakeOneArchiveFile(maxFileSizeKilobytes, logProvider);
Assert.That(GetFileCount(), Is.EqualTo(2));
}
public async Task WriteAsyncCausesTheLogFileToBeArchivedWhenItsSizeGetsTooBig()
{
const int maxFileSizeKilobytes = 50;
var rollingFileLogProvider =
new RollingFileLogProvider(
_logFilePath,
new JsonLogFormatter(),
maxFileSizeKilobytes: maxFileSizeKilobytes);
GetFileCount().Should().Be(0);
await rollingFileLogProvider.WriteAsync(GetLogEntry());
GetFileCount().Should().Be(1);
await MakeOneArchiveFile(maxFileSizeKilobytes, rollingFileLogProvider);
GetFileCount().Should().Be(2);
}
private static async Task MakeOneArchiveFile(int maxFileSizeKilobytes, RollingFileLogProvider logProvider)
{
var logEntry = GetLogEntry();
// Write to the log file until it has exceeded the max file size.
while (IsTooSmallForRollOver(maxFileSizeKilobytes))
{
await logProvider.WriteAsync(logEntry);
}
// This log entry should cause the existing log file to be archived, and a new one created.
await logProvider.WriteAsync(logEntry);
}
public void Constructor1SetsRolloverPeriod()
{
var fileLogProvider = new RollingFileLogProvider(_logFilePath, rolloverPeriod: RolloverPeriod.Hourly);
fileLogProvider.RolloverPeriod.Should().Be(RolloverPeriod.Hourly);
}
public void Constructor1SetsMaxArchiveCount()
{
var fileLogProvider = new RollingFileLogProvider(_logFilePath, maxArchiveCount: 3);
fileLogProvider.MaxArchiveCount.Should().Be(3);
}
public void Constructor1SetsMaxFileSizeKilobytes()
{
var fileLogProvider = new RollingFileLogProvider(_logFilePath, maxFileSizeKilobytes: 1);
fileLogProvider.MaxFileSizeBytes.Should().Be(1024);
}
public void Constructor1SetsLevel()
{
var fileLogProvider = new RollingFileLogProvider(_logFilePath, level: LogLevel.Warn);
fileLogProvider.Level.Should().Be(LogLevel.Warn);
}
