/// <summary>
/// Ensure a newly created button icon set instance contains all default textures / characters.
/// </summary>
public IEnumerator TestDefaultIconSetInstance()
{
// Create a button icon set and insert arrays with null references
ButtonIconSet buttonIconSet = ScriptableObject.CreateInstance <ButtonIconSet>();
// The icon set will nave no quad icons.
Assert.IsNotNull(buttonIconSet.QuadIcons);
Assert.IsTrue(buttonIconSet.QuadIcons.Length == 0);
Assert.IsFalse(buttonIconSet.TryGetQuadIcon("EmptyIcon", out _));
// The icon set will nave no sprite icons.
Assert.IsNotNull(buttonIconSet.SpriteIcons);
Assert.IsTrue(buttonIconSet.SpriteIcons.Length == 0);
Assert.IsFalse(buttonIconSet.TryGetSpriteIcon("EmptyIcon", out _));
// The icon set should have the following icons by default.
Assert.IsNotNull(buttonIconSet.CharIcons);
Assert.IsTrue(buttonIconSet.TryGetCharIcon("AppBarAdjust", out _));
Assert.IsTrue(buttonIconSet.TryGetCharIcon("AppBarClose", out _));
Assert.IsTrue(buttonIconSet.TryGetCharIcon("AppBarDone", out _));
Assert.IsTrue(buttonIconSet.TryGetCharIcon("AppBarHide", out _));
Assert.IsTrue(buttonIconSet.TryGetCharIcon("AppBarShow", out _));
Assert.IsTrue(buttonIconSet.TryGetCharIcon("AppBarHome", out _));
yield break;
}
/// <summary>
/// Test creating a button icon set and inserting null elements.
/// </summary>
public IEnumerator TestBadlyConfiguredIconSet()
{
// Create a button icon set and insert arrays with null references
ButtonIconSet buttonIconSet = ScriptableObject.CreateInstance <ButtonIconSet>();
SerializedObject buttonIconSetObject = new SerializedObject(buttonIconSet);
SerializedProperty quadIconsProp = buttonIconSetObject.FindProperty("quadIcons");
SerializedProperty spriteIconsProp = buttonIconSetObject.FindProperty("spriteIcons");
SerializedProperty charIconsProp = buttonIconSetObject.FindProperty("charIcons");
quadIconsProp.InsertArrayElementAtIndex(0);
spriteIconsProp.InsertArrayElementAtIndex(0);
charIconsProp.InsertArrayElementAtIndex(0);
buttonIconSetObject.ApplyModifiedProperties();
// These calls should not fail even if we have null / empty elements.
Texture2D quadIcon;
Assert.IsFalse(buttonIconSet.TryGetQuadIcon("EmptyIcon", out quadIcon));
Sprite spritecon;
Assert.IsFalse(buttonIconSet.TryGetSpriteIcon("EmptyIcon", out spritecon));
uint charIcon;
Assert.IsFalse(buttonIconSet.TryGetCharIcon("EmptyIcon", out charIcon));
yield break;
}