public void TestFormatEvent()
{
Formatter formatter;
Event evt = new Event(
new[]
{
new KeyValuePair<String, Object>("Event.Message", "test"),
new KeyValuePair<String, Object>("Event.Time", "1")
}
);
// invalid formatter
formatter = new Formatter() { Wrap = true };
AssertException(() => formatter.FormatEventString(evt));
formatter = new Formatter() { Wrap = true, Indent = 3, Hang = 3, Width = 5 };
AssertException(() => formatter.FormatEventString(evt));
// default format string
formatter = new Formatter();
Assert.IsNotNull(formatter.FormatEventString(evt));
// custom format string
formatter = new Formatter() { Format = "{0}{1}" };
Assert.AreEqual(formatter.FormatEventString(evt), "test1\r\n");
// indented event
formatter = new Formatter() { Format = "{0}\r\n{1}", Indent = 2, Hang = 1 };
Assert.AreEqual(formatter.FormatEventString(evt), " test\r\n 1\r\n");
// wrapped event
formatter = new Formatter() { Format = "{0}{1}", Wrap = true, Width = 3 };
Assert.AreEqual(formatter.FormatEventString(evt), "tes\r\nt1\r\n");
}
public void TestComparison()
{
Event evt1, evt2, evt3;
// empty comparison
evt1 = new Event(new KeyValuePair<String, Object>[0]);
evt2 = new Event(new KeyValuePair<String, Object>[0]);
evt3 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.IsFalse(evt1.Equals(null));
Assert.IsFalse(evt1.Equals(""));
Assert.IsTrue(evt1.Equals(evt1));
Assert.AreEqual(evt1.GetHashCode(), evt2.GetHashCode());
Assert.IsTrue(evt1.Equals(evt2));
Assert.IsFalse(evt1.Equals(evt3));
// value comparison
evt1 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1")
}
);
evt2 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1")
}
);
evt3 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value2")
}
);
Assert.IsTrue(evt1.Equals(evt1));
Assert.AreEqual(evt1.GetHashCode(), evt2.GetHashCode());
Assert.IsTrue(evt1.Equals(evt2));
Assert.IsFalse(evt1.Equals(evt3));
evt3 = new Event(new[]
{
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.IsTrue(evt1.Equals(evt1));
Assert.AreEqual(evt1.GetHashCode(), evt2.GetHashCode());
Assert.IsTrue(evt1.Equals(evt2));
Assert.IsFalse(evt1.Equals(evt3));
// count comparison
evt1 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1")
}
);
evt2 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1")
}
);
evt3 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.IsTrue(evt1.Equals(evt1));
Assert.AreEqual(evt1.GetHashCode(), evt2.GetHashCode());
Assert.IsTrue(evt1.Equals(evt2));
Assert.IsFalse(evt1.Equals(evt3));
// list comparison
evt1 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
evt2 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
evt3 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value2"),
new KeyValuePair<String, Object>("test2", "value1")
}
);
Assert.IsTrue(evt1.Equals(evt1));
Assert.AreEqual(evt1.GetHashCode(), evt2.GetHashCode());
Assert.IsTrue(evt1.Equals(evt2));
Assert.IsFalse(evt1.Equals(evt3));
// ordering comparison
evt1 = new Event(new[]
{
new KeyValuePair<String, Object>("test2", "value2"),
new KeyValuePair<String, Object>("test1", "value1")
}
);
evt2 = new Event(new[]
{
new KeyValuePair<String, Object>("test2", "value2"),
new KeyValuePair<String, Object>("test1", "value1")
}
);
evt3 = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value2"),
new KeyValuePair<String, Object>("test2", "value1")
}
);
Assert.IsTrue(evt1.Equals(evt1));
Assert.AreEqual(evt1.GetHashCode(), evt2.GetHashCode());
Assert.IsTrue(evt1.Equals(evt2));
Assert.IsFalse(evt1.Equals(evt3));
}
public void TestProperties()
{
Event evt;
// property map
evt = new Event(new KeyValuePair<String, Object>[0]);
Assert.AreEqual(evt[null], null);
Assert.AreEqual(evt[""], null);
Assert.AreEqual(evt[" "], null);
Assert.AreEqual(evt["test"], null);
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.AreEqual(evt[null], null);
Assert.AreEqual(evt[""], null);
Assert.AreEqual(evt[" "], null);
Assert.AreEqual(evt["test"], null);
Assert.AreEqual(evt["test1"], "value1");
Assert.AreEqual(evt["test2"], "value2");
// property list
evt = new Event(new KeyValuePair<String, Object>[0]);
Assert.IsFalse(evt.Properties.Any());
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.AreEqual(evt.Properties.Count, 2);
Assert.AreEqual(evt.Properties[0].Key, "test1");
Assert.AreEqual(evt.Properties[0].Value, "value1");
Assert.AreEqual(evt.Properties[1].Key, "test2");
Assert.AreEqual(evt.Properties[1].Value, "value2");
// property names
evt = new Event(new KeyValuePair<String, Object>[0]);
Assert.IsFalse(evt.Names.Any());
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.AreEqual(evt.Names.Count(), 2);
Assert.AreEqual(evt.Names.First(), "test1");
Assert.AreEqual(evt.Names.Skip(1).Single(), "test2");
// property values
evt = new Event(new KeyValuePair<String, Object>[0]);
Assert.IsFalse(evt.Values.Any());
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.AreEqual(evt.Values.Count(), 2);
Assert.AreEqual(evt.Values.First(), "value1");
Assert.AreEqual(evt.Values.Skip(1).Single(), "value2");
}
public void TestOperations()
{
Event evt;
// string conversion
evt = new Event(new KeyValuePair<String, Object>[0]);
Assert.AreEqual(evt.ToString(), "");
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1")
}
);
Assert.AreEqual(evt.ToString(), "test1: value1\r\n");
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.AreEqual(evt.ToString(), "test1: value1\r\ntest2: value2\r\n");
}
public void TestConstruction()
{
Event evt;
BinaryFormatter formatter = new BinaryFormatter();
MemoryStream stream;
// default construction
evt = new Event(new KeyValuePair<String, Object>[0]);
Assert.IsFalse(evt.Properties.Any());
// invalid construction
AssertException(
() => new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test1", "value2")
}
)
);
// valid construction
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
Assert.IsTrue(evt.Properties.Any());
// default serialized event
stream = new MemoryStream();
evt = new Event(new KeyValuePair<String, Object>[0]);
formatter.Serialize(stream, evt);
stream.Position = 0;
evt = (Event)formatter.Deserialize(stream);
Assert.IsFalse(evt.Properties.Any());
// valid serialized event
stream = new MemoryStream();
evt = new Event(new[]
{
new KeyValuePair<String, Object>("test1", "value1"),
new KeyValuePair<String, Object>("test2", "value2")
}
);
formatter.Serialize(stream, evt);
stream.Position = 0;
evt = (Event)formatter.Deserialize(stream);
Assert.AreEqual(evt.Properties.Count, 2);
Assert.AreEqual(evt.Properties[0].Key, "test1");
Assert.AreEqual(evt.Properties[0].Value, "value1");
Assert.AreEqual(evt.Properties[1].Key, "test2");
Assert.AreEqual(evt.Properties[1].Value, "value2");
}
/// <summary>
/// Formats a log event
/// </summary>
/// <param name="evt">
/// The log event to format
/// </param>
/// <returns>
/// The formatted event text
/// </returns>
public String FormatEventString(Event evt)
{
StringBuilder str = new StringBuilder();
foreach (String line in FormatEvent(evt))
str.AppendLine(line);
return str.ToString();
}
/// <summary>
/// Formats a log event
/// </summary>
/// <param name="evt">
/// The log event to format
/// </param>
/// <returns>
/// The list of formatted text lines
/// </returns>
public IEnumerable<String> FormatEvent(Event evt)
{
// construct the format string, if not specified
String format = this.Format;
if (String.IsNullOrWhiteSpace(format))
if (evt.Properties.Count == 1)
format = "{0}";
else
format = String.Join("\r\n", evt.Names.Select((p, i) => String.Format("{0}: {{{1}}}", p, i)));
return FormatMessage(String.Format(format, evt.Values.ToArray()));
}
