public void TestSetLogFile4()
{
const int lineCount = 53;
for (int i = 0; i < lineCount; ++i)
{
_lines.Add(new LogLine(0, 0, "Foobar", LevelFlags.Debug));
}
new Action(() => _control.LogFile = _logFile.Object).Should().NotThrow();
// It takes some "time" until the control has done its layouting
DispatcherExtensions.ExecuteAllEvents();
_control.VisibleTextLines.Count.Should().Be(52, "Because the view can display 48 of the 49 lines that we've added");
for (int i = 0; i < 52; ++i)
{
_control.VisibleTextLines[i].LogLine.Should().Be(_lines[i]);
}
_control.VerticalScrollBar.Minimum.Should().Be(0, "Because a scrollviewer should always start at 0");
_control.VerticalScrollBar.Maximum.Should().Be(30, "Because we've added a total of 53 lines, of which the view can display 52 partially, and thus 30 pixels are missing in height");
_control.VerticalScrollBar.Value.Should().Be(0);
_control.VerticalScrollBar.ViewportSize.Should().Be(768, "Because the viewport shall be as big as the control");
}
public void TestSetLogFile1()
{
new Action(() => _control.LogFile = _logFile.Object).Should().NotThrow();
_control.LogFile.Should().BeSameAs(_logFile.Object);
DispatcherExtensions.ExecuteAllEvents();
_control.VerticalScrollBar.Minimum.Should().Be(0, "Because a scrollviewer should always start at 0");
_control.VerticalScrollBar.Maximum.Should().Be(0, "Because the log file is empty and thus no scrolling shall happen");
_control.VerticalScrollBar.Value.Should().Be(0, "Because the log file is empty and thus no scrolling shall happen");
_control.VerticalScrollBar.ViewportSize.Should().Be(768, "Because the viewport shall be as big as the control");
}
public void SetUp()
{
_mouse = new TestMouse();
_keyboard = new TestKeyboard();
_control = new TextCanvas(new ScrollBar(), new ScrollBar(), TextSettings.Default)
{
Width = 800,
Height = 600
};
_control.Arrange(new Rect(0, 0, 800, 600));
DispatcherExtensions.ExecuteAllEvents();
}
public void TestSetLogFile2()
{
_lines.Add(new LogLine(0, 0, "Foobar", LevelFlags.Debug));
new Action(() => _control.LogFile = _logFile.Object).Should().NotThrow();
_control.VisibleTextLines.Count.Should().Be(1, "Because the log file contains one log line");
_control.VisibleTextLines[0].LogLine.Should().Be(_lines[0]);
DispatcherExtensions.ExecuteAllEvents();
_control.VerticalScrollBar.Minimum.Should().Be(0, "Because a scrollviewer should always start at 0");
_control.VerticalScrollBar.Maximum.Should().Be(0, "Because the single line that is being displayed is less than the total of 48 that can be, hence no scrolling may be allowed");
_control.VerticalScrollBar.Value.Should().Be(0, "Because there is less content than can be displayed and thus no scrolling is necessary");
_control.VerticalScrollBar.ViewportSize.Should().Be(768, "Because the viewport shall be as big as the control");
}
public void SetUp()
{
_settings = new Mock <IApplicationSettings>();
_dataSource =
new SingleDataSourceViewModel(
new SingleDataSource(_logFileFactory, _scheduler, new DataSource("Foobar")
{
Id = DataSourceId.CreateNew()
}),
_actionCenter.Object);
_control = new LogViewerControl
{
DataSource = _dataSource,
Width = 1024,
Height = 768
};
DispatcherExtensions.ExecuteAllEvents();
}
public void TestLogFileAdd1()
{
_control.RaiseEvent(new RoutedEventArgs(FrameworkElement.LoadedEvent));
_control.LogFile = _logFile.Object;
DispatcherExtensions.ExecuteAllEvents();
for (int i = 0; i < 1000; ++i)
{
_lines.Add(new LogLine(i, i, "Foobar", LevelFlags.Info));
}
_listeners[0].OnLogFileModified(_logFile.Object, new LogFileSection(0, _lines.Count));
_control.VisibleTextLines.Count.Should().Be(0, "Because the view may not have synchronized itself with the log file");
_control.PendingModificationsCount.Should().BeGreaterOrEqualTo(1, "Because this log file modification should have been tracked by the control");
Thread.Sleep((int)(2 * LogEntryListView.MaximumRefreshInterval.TotalMilliseconds));
DispatcherExtensions.ExecuteAllEvents();
_control.VisibleTextLines.Count.Should().Be(52, "Because the view must have synchronized itself and display the maximum of 52 lines");
}
public void TestFollowTail1()
{
_control.RaiseEvent(new RoutedEventArgs(FrameworkElement.LoadedEvent));
_control.LogFile = _logFile.Object;
DispatcherExtensions.ExecuteAllEvents();
for (int i = 0; i < 52; ++i)
{
_lines.Add(new LogLine(i, i, "Foobar", LevelFlags.Info));
}
_listeners[0].OnLogFileModified(_logFile.Object, new LogFileSection(0, _lines.Count));
Thread.Sleep((int)(2 * LogEntryListView.MaximumRefreshInterval.TotalMilliseconds));
DispatcherExtensions.ExecuteAllEvents();
_control.VerticalScrollBar.Value.Should().Be(0);
_control.VisibleTextLines.Count.Should().Be(52);
_control.FollowTail = true;
_control.VerticalScrollBar.Maximum.Should().Be(15, "Because the view is missing 15 pixels to fully display the last row");
_control.VerticalScrollBar.Value.Should().Be(15, "Because the vertical scrollbar should've moved in order to bring the last line *fully* into view");
}
public void TestSetLogFile3()
{
for (int i = 0; i < 46; ++i)
{
_lines.Add(new LogLine(0, 0, "Foobar", LevelFlags.Debug));
}
new Action(() => _control.LogFile = _logFile.Object).Should().NotThrow();
_control.VisibleTextLines.Count.Should().Be(46, "Because the view can display 46 lines and we've added as many");
for (int i = 0; i < 46; ++i)
{
_control.VisibleTextLines[i].LogLine.Should().Be(_lines[i]);
}
DispatcherExtensions.ExecuteAllEvents();
_control.VerticalScrollBar.Minimum.Should().Be(0, "Because a scrollviewer should always start at 0");
_control.VerticalScrollBar.Maximum.Should().Be(0, "Because we've added a total of 46 lines, which the view can display, and thus no scrolling should be necessary");
_control.VerticalScrollBar.Value.Should().Be(0, "Because we've added a total of 46 lines, which the view can display, and thus no scrolling should be necessary");
_control.VerticalScrollBar.ViewportSize.Should().Be(768, "Because the viewport shall be as big as the control minus the horizontal scrollbar");
}
public void SetUp()
{
_keyboard = new TestKeyboard();
_mouse = new TestMouse();
_control = new LogEntryListView
{
Width = 1024,
Height = 768
};
var availableSize = new Size(1024, 768);
_control.Measure(availableSize);
_control.Arrange(new Rect(new Point(), availableSize));
DispatcherExtensions.ExecuteAllEvents();
_lines = new List <LogLine>();
_listeners = new List <ILogFileListener>();
_logFile = new Mock <ILogFile>();
_logFile.Setup(x => x.Count).Returns(() => _lines.Count);
_logFile.Setup(x => x.GetSection(It.IsAny <LogFileSection>(), It.IsAny <LogLine[]>()))
.Callback((LogFileSection section, LogLine[] dest) =>
_lines.CopyTo((int)section.Index, dest, 0, section.Count));
_logFile.Setup(x => x.GetLine(It.IsAny <int>())).Returns((int index) =>
_lines[index]);
_logFile.Setup(x => x.AddListener(It.IsAny <ILogFileListener>(), It.IsAny <TimeSpan>(), It.IsAny <int>()))
.Callback((ILogFileListener listener, TimeSpan maximumTimeout, int maximumLines) =>
{
_listeners.Add(listener);
listener.OnLogFileModified(_logFile.Object,
new LogFileSection(0, _lines.Count));
});
_deltaTimesColumn = (DeltaTimeColumnPresenter)typeof(LogEntryListView).GetField("_deltaTimesColumn", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(_control);
}
