public void SnTrace_DynamicCategories()
{
// Test initialization
CleanupAndEnableAll();
// Activate Custom and Test categories. Any other be inactive.
SnTrace.DisableAll();
SnTrace.Custom.Enabled = true;
SnTrace.Test.Enabled = true;
// Write 7 lines including dynamic categories
SnTrace.Write("Line1");
SnTrace.Category("asdf").Write("Line2");
SnTrace.Test.Write("Line3");
SnTrace.Category("qwer").Write("Line4");
SnTrace.Test.Write("Line5");
SnTrace.Category("yxcv").Write("Line6");
SnTrace.Write("Line7");
// Get log
var log = DisableAllAndGetLog();
// Get categories
var categories = log
.Select(Entry.Parse)
.Where(e => e != null)
.Select(e => e.Category)
.ToArray();
var actual = string.Join(",", categories);
// Verify
Assert.AreEqual("Custom,asdf,Test,qwer,Test,yxcv,Custom", actual);
}
public void SnTrace_DynamicCategoryOnOff()
{
// Test initialization
CleanupAndEnableAll();
// Activate Custom and Test categories. Any other be inactive.
SnTrace.DisableAll();
SnTrace.Custom.Enabled = true;
SnTrace.Test.Enabled = true;
// Pin custom categories
var asdf = SnTrace.Category("asdf");
var qwer = SnTrace.Category("qwer");
var yxcv = SnTrace.Category("yxcv");
asdf.Write("0");
qwer.Write("1");
yxcv.Write("2");
asdf.Enabled = false;
asdf.Write("3");
qwer.Write("4");
yxcv.Write("5");
yxcv.Enabled = false;
asdf.Write("6");
qwer.Write("7");
yxcv.Write("8");
asdf.Enabled = true;
yxcv.Enabled = true;
qwer.Enabled = false;
asdf.Write("9");
qwer.Write("A");
yxcv.Write("B");
qwer.Enabled = true;
asdf.Write("C");
qwer.Write("D");
yxcv.Write("E");
// Get log
var log = DisableAllAndGetLog();
// Get categories
var categories = log
.Select(Entry.Parse)
.Where(e => e != null)
.Select(e => e.Message)
.ToArray();
var actual = string.Join("", categories);
// Verify
Assert.AreEqual("0124579BCDE", actual);
}
/// <summary>
/// Enables trace categories. It only switches the provided categories ON,
/// it does not switch off the ones that are not listed.
/// </summary>
internal static void UpdateCategories(string[] categoryNames)
{
if (categoryNames == null)
{
SnTrace.DisableAll();
return;
}
// do not switch off any category, only switch ON the listed ones
foreach (var category in SnTrace.Categories.Where(c => categoryNames.Contains(c.Name)))
{
category.Enabled = true;
}
SnTrace.System.Write("Trace settings were updated. Enabled: {0}", string.Join(", ", SnTrace.Categories
.Where(c => c.Enabled).Select(c => c.Name)));
}
protected List <string> DisableAllAndGetLog()
{
SnTrace.Flush();
SnTrace.DisableAll();
return(GetLog());
}