Files
Terminal.Gui/UnitTests/Drawing/AttributeTests.cs
2023-10-13 23:58:49 -06:00

445 lines
10 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Terminal.Gui;
using Xunit;
// Alias Console to MockConsole so we don't accidentally use Console
using Console = Terminal.Gui.FakeConsole;
namespace Terminal.Gui.DrawingTests;
public class AttributeTests {
[Fact]
public void DefaultConstructor ()
{
// Arrange & Act
var attribute = new Attribute ();
// Assert
Assert.False (attribute.Initialized);
Assert.Equal (-1, attribute.Value);
Assert.Equal ((Color)Color.White, attribute.Foreground);
Assert.Equal ((Color)Color.Black, attribute.Background);
}
[Fact]
public void PlatformColorConstructor ()
{
// Arrange & Act
var attribute = new Attribute (42);
// Assert
Assert.True (attribute.Initialized);
Assert.Equal (42, attribute.Value);
Assert.Equal ((Color)Color.White, attribute.Foreground);
Assert.Equal ((Color)Color.Black, attribute.Background);
}
[Fact]
public void ColorNamesConstructor ()
{
// Arrange & Act
var attribute = new Attribute (ColorNames.Blue);
// Assert
Assert.Equal ((Color)Color.Blue, attribute.Foreground);
Assert.Equal ((Color)Color.Blue, attribute.Background);
}
[Fact, AutoInitShutdown]
public void ColorConstructor ()
{
// Arrange & Act
var foregroundColor = new Color (0, 0, 255);
var backgroundColor = new Color (255, 255, 255);
var attribute = new Attribute (foregroundColor, backgroundColor);
// Assert
Assert.Equal (foregroundColor, attribute.Foreground);
Assert.Equal (backgroundColor, attribute.Background);
}
[Fact, AutoInitShutdown]
public void ColorAndColorNamesConstructor ()
{
// Arrange & Act
var foregroundColor = new Color (0, 0, 255);
var backgroundColorName = ColorNames.Black;
var attribute = new Attribute (foregroundColor, backgroundColorName);
// Assert
Assert.Equal (foregroundColor, attribute.Foreground);
Assert.Equal ((Color)backgroundColorName, attribute.Background);
}
[Fact]
public void ColorNamesAndColorConstructor ()
{
// Arrange & Act
var foregroundColorName = ColorNames.BrightYellow;
var backgroundColor = new Color (128, 128, 128);
var attribute = new Attribute (foregroundColorName, backgroundColor);
// Assert
Assert.Equal ((Color)foregroundColorName, attribute.Foreground);
Assert.Equal (backgroundColor, attribute.Background);
}
[Fact]
public void Constuctors_Constuct ()
{
var driver = new FakeDriver ();
Application.Init (driver);
driver.Init (() => { });
// Test parameterless constructor
var attr = new Attribute ();
Assert.Equal (-1, attr.Value);
Assert.Equal ((Color)Color.White, attr.Foreground);
Assert.Equal ((Color)Color.Black, attr.Background);
// Test foreground, background
var fg = new Color ();
fg = (Color)Color.Red;
var bg = new Color ();
bg = (Color)Color.Blue;
attr = new Attribute (fg, bg);
Assert.True (attr.Initialized);
Assert.True (attr.HasValidColors);
Assert.Equal (fg, attr.Foreground);
Assert.Equal (bg, attr.Background);
attr = new Attribute (fg);
Assert.True (attr.Initialized);
Assert.True (attr.HasValidColors);
Assert.Equal (fg, attr.Foreground);
Assert.Equal (fg, attr.Background);
attr = new Attribute (bg);
Assert.True (attr.Initialized);
Assert.True (attr.HasValidColors);
Assert.Equal (bg, attr.Foreground);
Assert.Equal (bg, attr.Background);
driver.End ();
Application.Shutdown ();
}
[Fact]
public void MakeColorAndColor_ForegroundAndBackgroundShouldMatchInput ()
{
// Arrange
var foregroundColor = new Color (0, 0, 255);
var backgroundColor = new Color (255, 255, 255);
// Act
var attribute = new Attribute (foregroundColor, backgroundColor);
// Assert
Assert.Equal (foregroundColor, attribute.Foreground);
Assert.Equal (backgroundColor, attribute.Background);
}
[Fact]
public void MakeColorNamesAndColorNames_ForegroundAndBackgroundShouldMatchInput ()
{
// Arrange
var foregroundColorName = ColorNames.BrightYellow;
var backgroundColorName = ColorNames.Black;
// Act
var attribute = new Attribute (foregroundColorName, backgroundColorName);
// Assert
Assert.Equal ((Color)foregroundColorName, attribute.Foreground);
Assert.Equal ((Color)backgroundColorName, attribute.Background);
}
[Fact]
public void MakeColorNamesAndColor_ForegroundAndBackgroundShouldMatchInput ()
{
// Arrange
var foregroundColorName = ColorNames.Green;
var backgroundColor = new Color (128, 128, 128);
// Act
var attribute = new Attribute (foregroundColorName, backgroundColor);
// Assert
Assert.Equal ((Color)foregroundColorName, attribute.Foreground);
Assert.Equal (backgroundColor, attribute.Background);
}
[Fact]
public void MakeColorAndColorNames_ForegroundAndBackgroundShouldMatchInput ()
{
// Arrange
var foregroundColor = new Color (255, 0, 0);
var backgroundColorName = ColorNames.White;
// Act
var attribute = new Attribute (foregroundColor, backgroundColorName);
// Assert
Assert.Equal (foregroundColor, attribute.Foreground);
Assert.Equal ((Color)backgroundColorName, attribute.Background);
}
[Fact]
public void Implicit_Assign ()
{
var driver = new FakeDriver ();
Application.Init (driver);
driver.Init (() => { });
var attr = new Attribute ();
var value = 42;
var fg = new Color ();
fg = (Color)Color.Red;
var bg = new Color ();
bg = (Color)Color.Blue;
// Test conversion to int
attr = new Attribute (value, fg, bg);
int value_implicit = attr.Value;
Assert.Equal (value, value_implicit);
Assert.Equal (value, attr.Value);
driver.End ();
Application.Shutdown ();
}
[Fact]
public void Make_SetsNotInitialized_NoDriver ()
{
var fg = new Color ();
fg = (Color)Color.Red;
var bg = new Color ();
bg = (Color)Color.Blue;
var a = new Attribute (fg, bg);
Assert.False (a.Initialized);
}
[Fact]
public void Make_Creates ()
{
var driver = new FakeDriver ();
Application.Init (driver);
driver.Init (() => { });
var fg = new Color ();
fg = (Color)Color.Red;
var bg = new Color ();
bg = (Color)Color.Blue;
var attr = new Attribute (fg, bg);
Assert.True (attr.Initialized);
Assert.Equal (fg, attr.Foreground);
Assert.Equal (bg, attr.Background);
driver.End ();
Application.Shutdown ();
}
[Fact]
public void Make_Creates_NoDriver ()
{
var fg = new Color ();
fg = (Color)Color.Red;
var bg = new Color ();
bg = (Color)Color.Blue;
var attr = new Attribute (fg, bg);
Assert.False (attr.Initialized);
Assert.Equal (fg, attr.Foreground);
Assert.Equal (bg, attr.Background);
}
[Fact]
public void Get_Asserts_NoDriver ()
{
Assert.Throws<InvalidOperationException> (() => Attribute.Get ());
}
[Fact]
public void Get_Gets ()
{
var driver = new FakeDriver ();
Application.Init (driver);
driver.Init (() => { });
var value = 42;
var fg = new Color ();
fg = (Color)Color.Red;
var bg = new Color ();
bg = (Color)Color.Blue;
var attr = new Attribute (value, fg, bg);
driver.SetAttribute (attr);
var ret_attr = Attribute.Get ();
Assert.Equal (value, ret_attr.Value);
Assert.Equal (fg, ret_attr.Foreground);
Assert.Equal (bg, ret_attr.Background);
driver.End ();
Application.Shutdown ();
}
[Fact]
[AutoInitShutdown]
public void GetColors_Based_On_Value ()
{
var driver = Application.Driver;
var attrValue = new Attribute (Color.Red, Color.Green).Value;
driver.GetColors (attrValue, out ColorNames fg, out ColorNames bg);
Assert.Equal ((Color)Color.Red, (Color)fg);
Assert.Equal ((Color)Color.Green, (Color)bg);
}
[Fact]
public void IsValid_Tests ()
{
var attr = new Attribute ();
Assert.True (attr.HasValidColors);
attr = new Attribute (Color.Red, Color.Green);
Assert.True (attr.HasValidColors);
//attr = new Attribute (Color.Red, (Color)(-1));
//Assert.False (attr.HasValidColors);
//attr = new Attribute ((Color)(-1), Color.Green);
//Assert.False (attr.HasValidColors);
//attr = new Attribute ((Color)(-1), (Color)(-1));
//Assert.False (attr.HasValidColors);
}
[Fact]
public void Equals_NotInitialized ()
{
var attr1 = new Attribute (Color.Red, Color.Green);
var attr2 = new Attribute (Color.Red, Color.Green);
Assert.True (attr1.Equals (attr2));
Assert.True (attr2.Equals (attr1));
}
[Fact]
public void NotEquals_NotInitialized ()
{
var attr1 = new Attribute (Color.Red, Color.Green);
var attr2 = new Attribute (Color.Green, Color.Red);
Assert.False (attr1.Equals (attr2));
Assert.False (attr2.Equals (attr1));
}
[Fact, AutoInitShutdown]
public void Equals_Initialized ()
{
Assert.NotNull (Application.Driver);
var attr1 = new Attribute (Color.Red, Color.Green);
var attr2 = new Attribute (Color.Red, Color.Green);
Assert.True (attr1.Equals (attr2));
Assert.True (attr2.Equals (attr1));
}
[Fact, AutoInitShutdown]
public void NotEquals_Initialized ()
{
var attr1 = new Attribute (Color.Red, Color.Green);
var attr2 = new Attribute (Color.Green, Color.Red);
Assert.False (attr1.Equals (attr2));
Assert.False (attr2.Equals (attr1));
}
[Fact]
public void EqualityOperator_ShouldReturnTrueForEqualAttributes ()
{
// Arrange
var attribute1 = new Attribute (Color.Red, Color.Black);
var attribute2 = new Attribute (Color.Red, Color.Black);
// Act & Assert
Assert.True (attribute1 == attribute2);
}
[Fact]
public void EqualityOperator_ShouldReturnFalseForDifferentAttributes ()
{
// Arrange
var attribute1 = new Attribute (Color.Red, Color.Black);
var attribute2 = new Attribute (Color.Blue, Color.Black);
// Act & Assert
Assert.False (attribute1 == attribute2);
}
[Fact]
public void InequalityOperator_ShouldReturnTrueForDifferentAttributes ()
{
// Arrange
var attribute1 = new Attribute (Color.Red, Color.Black);
var attribute2 = new Attribute (Color.Blue, Color.Black);
// Act & Assert
Assert.True (attribute1 != attribute2);
}
[Fact]
public void InequalityOperator_ShouldReturnFalseForEqualAttributes ()
{
// Arrange
var attribute1 = new Attribute (Color.Red, Color.Black);
var attribute2 = new Attribute (Color.Red, Color.Black);
// Act & Assert
Assert.False (attribute1 != attribute2);
}
[Fact]
public void ToString_ShouldReturnFormattedStringWithForegroundAndBackground ()
{
// Arrange
var foregroundColor = new Color (0, 0, 255);
var backgroundColor = new Color (255, 255, 255);
var expectedString = $"{foregroundColor},{backgroundColor}";
// Act
var attribute = new Attribute (foregroundColor, backgroundColor);
var attributeString = attribute.ToString ();
// Assert
Assert.Equal (expectedString, attributeString);
}
}