[Test, ApproveFirstFrameScreenshot]
public void DrawRedLine()
{
    new Line(Vector2D.Zero, new Vector2D(1280, 720), Color.Red);
    RunAfterFirstFrame(
        () => Assert.AreEqual(2, Resolve<Drawing>().NumberOfDynamicVerticesDrawnThisFrame));
}

[Test, ApproveFirstFrameScreenshot]
public void DrawRedLine()
{
    new Line(Vector2D.Zero, new Vector2D(1280, 720), Color.Red);
    RunAfterFirstFrame(
        () => Assert.AreEqual(2, Resolve<Drawing>().NumberOfDynamicVerticesDrawnThisFrame));
}

[Test]
public void IncreaseNumberOfLinesOverTime()
{
    new LineAdder(Vector2D.Zero, new Vector2D(100, 80), Color.Red);
}

[Test]
public void IncreaseNumberOfLinesOverTime()
{
    new LineAdder(Vector2D.Zero, new Vector2D(100, 80), Color.Red);
}

/// <summary> 
/// Via Lerp we can do fun things like update all lines to new positions each update tick and 
/// the drawing will interpolate between them. Here we use just 2 update ticks per second. 
/// </summary>
[Test]
public void WrapLinesRandomly()
{
    EntitiesRunner.Current.ChangeUpdateTimeStep(0.5f);
    new RandomLines(100);
}

/// <summary> 
/// Via Lerp we can do fun things like update all lines to new positions each update tick and 
/// the drawing will interpolate between them. Here we use just 2 update ticks per second. 
/// </summary>
[Test]
public void WrapLinesRandomly()
{
    EntitiesRunner.Current.ChangeUpdateTimeStep(0.5f);
    new RandomLines(100);
}

[Test, ApproveFirstFrameScreenshot]
public void ShowYellowLineFullscreen()
{
    var settings = Resolve<Settings>();
    settings.StartInFullscreen = true;
    settings.Resolution = new Size(1920, 1080);
    new Line(Vector2D.Zero, settings.Resolution, Color.Yellow);
    settings.StartInFullscreen = false;
    settings.Resolution = Settings.DefaultResolution;
}

[Test, ApproveFirstFrameScreenshot]
public void ShowYellowLineFullscreen()
{
    var settings = Resolve<Settings>();
    settings.StartInFullscreen = true;
    settings.Resolution = new Size(1920, 1080);
    new Line(Vector2D.Zero, settings.Resolution, Color.Yellow);
    settings.StartInFullscreen = false;
    settings.Resolution = Settings.DefaultResolution;
}

[Test, CloseAfterFirstFrame]
public void LineMaterialShouldNotUseDiffuseMap()
{
    var drawing = Resolve<Drawing>();
    var shader = ContentLoader.Create<Shader>(
        new ShaderCreationData(ShaderFlags.Position2DTextured));
    var image = ContentLoader.Create<Image>(new ImageCreationData(Size.One));
    var generatedMaterial = new Material(shader, image);
    Assert.Throws<Drawing.LineMaterialShouldNotUseDiffuseMap>(
        () => drawing.AddLines(generatedMaterial, new VertexPosition2DColor[4]));
}

[Test, CloseAfterFirstFrame]
public void LineMaterialShouldNotUseDiffuseMap()
{
    var drawing = Resolve<Drawing>();
    var shader = ContentLoader.Create<Shader>(
        new ShaderCreationData(ShaderFlags.Position2DTextured));
    var image = ContentLoader.Create<Image>(new ImageCreationData(Size.One));
    var generatedMaterial = new Material(shader, image);
    Assert.Throws<Drawing.LineMaterialShouldNotUseDiffuseMap>(
        () => drawing.AddLines(generatedMaterial, new VertexPosition2DColor[4]));
}

[Test, CloseAfterFirstFrame]
public void TestViewportPixelSize()
{
    var drawing = Resolve<Drawing>();
    var window = Resolve<Window>();
    window.ViewportPixelSize = new Size(800, 600);
    Assert.AreEqual(new Size(800, 600), drawing.ViewportPixelSize);
}

[Test, CloseAfterFirstFrame]
public void TestViewportPixelSize()
{
    var drawing = Resolve<Drawing>();
    var window = Resolve<Window>();
    window.ViewportPixelSize = new Size(800, 600);
    Assert.AreEqual(new Size(800, 600), drawing.ViewportPixelSize);
}

[Test, CloseAfterFirstFrame]
public void DrawEmptyLine()
{
    var line = new Line(Vector2D.Zero, Vector2D.Zero, Color.White);
    line.Set(new VertexPosition2DColor[0]);
}

[Test, CloseAfterFirstFrame]
public void DrawEmptyLine()
{
    var line = new Line(Vector2D.Zero, Vector2D.Zero, Color.White);
    line.Set(new VertexPosition2DColor[0]);
}