private static long GetElapsed(DbCommandLogger logger)
{
logger.Stopwatch.Restart();
Thread.Sleep(10);
logger.Stopwatch.Stop();
return(logger.Stopwatch.ElapsedMilliseconds);
}
public void LogResult_logs_elapsed_time_for_completed_commands()
{
var writer = new StringWriter();
var logger = new DbCommandLogger(writer.Write);
var elapsed = GetElapsed(logger);
logger.LogResult(new Mock <DbCommand>().Object, 77, new DbCommandInterceptionContext <int>());
Assert.Equal(Strings.CommandLogComplete(elapsed, "77", ""), GetSingleLine(writer));
}
public void LogCommand_validates_arguments()
{
var logger = new DbCommandLogger(new StringWriter().Write);
Assert.Equal(
"command",
Assert.Throws <ArgumentNullException>(() => logger.LogCommand(null, new DbCommandInterceptionContext <int>())).ParamName);
Assert.Equal(
"interceptionContext",
Assert.Throws <ArgumentNullException>(() => logger.LogCommand(new Mock <DbCommand>().Object, null)).ParamName);
}
public void Executed_filters_by_context_when_set()
{
var context1 = new Mock <DbContext>().Object;
var context2 = new Mock <DbContext>().Object;
var writer = new StringWriter();
var logger = new DbCommandLogger(writer.Write);
logger.Executed(CreateCommand(""), "Sam-I-am", new DbCommandInterceptionContext <int>().WithDbContext(context1));
logger.Executed(CreateCommand(""), "I do not like", new DbCommandInterceptionContext <int>().WithDbContext(context2));
logger.Executed(CreateCommand(""), "Green eggs and ham", new DbCommandInterceptionContext <int>());
Assert.Equal(Strings.CommandLogComplete(0, "Sam-I-am", ""), GetSingleLine(writer));
}
public void Executing_filters_by_context_when_set()
{
var context1 = new Mock <DbContext>().Object;
var context2 = new Mock <DbContext>().Object;
var writer = new StringWriter();
var logger = new DbCommandLogger(writer.Write);
logger.Executing(CreateCommand("That Sam-I-am!"), new DbCommandInterceptionContext <int>().WithDbContext(context1));
logger.Executing(CreateCommand("I do not like"), new DbCommandInterceptionContext <int>().WithDbContext(context2));
logger.Executing(CreateCommand("that Sam-I-am"), new DbCommandInterceptionContext <int>());
Assert.Equal("That Sam-I-am!", GetSingleLine(writer));
}
public void LogResult_logs_elapsed_time_for_canceled_commands()
{
var writer = new StringWriter();
var logger = new DbCommandLogger(writer.Write);
var elapsed = GetElapsed(logger);
var interceptionContext = new DbCommandInterceptionContext <int>();
interceptionContext.MutableData.TaskStatus = TaskStatus.Canceled;
logger.LogResult(
new Mock <DbCommand>().Object, 77, interceptionContext);
Assert.Equal(Strings.CommandLogCanceled(elapsed, ""), GetSingleLine(writer));
}
public void LogResult_logs_elapsed_time_for_failed_commands()
{
var writer = new StringWriter();
var logger = new DbCommandLogger(writer.Write);
var elapsed = GetElapsed(logger);
logger.LogResult(
new Mock <DbCommand>().Object,
77,
new DbCommandInterceptionContext <int> {
Exception = new Exception("I do not like them!")
});
Assert.Equal(Strings.CommandLogFailed(elapsed, "I do not like them!", ""), GetSingleLine(writer));
}
public void Executed_logs_every_command_when_context_not_set()
{
var context1 = new Mock <DbContext>().Object;
var context2 = new Mock <DbContext>().Object;
var writer = new StringWriter();
var logger = new DbCommandLogger(writer.Write);
logger.Executed(CreateCommand(""), "Would you like them", new DbCommandInterceptionContext <int>());
logger.Executed(CreateCommand(""), "Here or there?", new DbCommandInterceptionContext <int>().WithDbContext(context1));
logger.Executed(CreateCommand(""), "I would not like them", new DbCommandInterceptionContext <int>().WithDbContext(context2));
var lines = GetLines(writer);
Assert.Equal(Strings.CommandLogComplete(0, "Would you like them", ""), lines[0]);
Assert.Equal(Strings.CommandLogComplete(0, "Here or there?", ""), lines[2]);
Assert.Equal(Strings.CommandLogComplete(0, "I would not like them", ""), lines[4]);
}
public void Executing_logs_every_command_when_context_not_set()
{
var context1 = new Mock <DbContext>().Object;
var context2 = new Mock <DbContext>().Object;
var writer = new StringWriter();
var logger = new DbCommandLogger(writer.Write);
logger.Executing(CreateCommand("Do you like"), new DbCommandInterceptionContext <int>());
logger.Executing(CreateCommand("Green eggs and ham?"), new DbCommandInterceptionContext <int>().WithDbContext(context1));
logger.Executing(CreateCommand("I do not like them"), new DbCommandInterceptionContext <int>().WithDbContext(context2));
var lines = GetLines(writer);
Assert.Equal("Do you like", lines[0]);
Assert.Equal("Green eggs and ham?", lines[2]);
Assert.Equal("I do not like them", lines[4]);
}
