public void BehaviorTest()
{
#region Init
var behavior = new GridColumnConditionalWidthsBehavior();
var columnWidth1 = new GridLength(1, GridUnitType.Star);
var columnWidth2 = new GridLength(200d);
var columnWidth3 = GridLength.Auto;
var columnNewWidth1 = new GridLength(1, GridUnitType.Star);
var columnNewWidth2 = new GridLength(1, GridUnitType.Star);
var columnNewWidth3 = new GridLength(100d);
var conditionalWidth = new GridLength(2, GridUnitType.Star);
var column1 = new ColumnDefinition() { Width = columnWidth1};
var column2 = new ColumnDefinition() { Width = columnWidth2 };
var column3 = new ColumnDefinition() { Width = columnWidth3 };
var grid = new Grid {Width = 1000d};
grid.ColumnDefinitions.Add(column1);
grid.ColumnDefinitions.Add(column2);
grid.ColumnDefinitions.Add(column3);
behavior.Column = 2;
behavior.ConditionalWidth = conditionalWidth;
behavior.Attach(grid);
#endregion Init
behavior.Condition = true;
//test ConditionalWidth
Assert.AreEqual(column2.Width.Value, 200d);
// grid layout changes
column1.Width = columnNewWidth1;
column2.Width = columnNewWidth2;
column3.Width = columnNewWidth3;
// test restore
behavior.Condition = false;
Assert.AreEqual(column1.Width, columnWidth1);
Assert.AreEqual(column2.Width, columnWidth2);
Assert.AreEqual(column3.Width, columnWidth3);
// test saved
behavior.Condition = true;
Assert.AreEqual(column1.Width, columnNewWidth1);
Assert.AreEqual(column2.Width, columnNewWidth2);
Assert.AreEqual(column3.Width, columnNewWidth3);
}
public void PublicPropertiesGetSetTest()
{
var behavior = new GridColumnConditionalWidthsBehavior();
const int column = 1;
behavior.Column = column;
Assert.AreEqual(behavior.Column, column);
var condition = true;
behavior.Condition = condition;
Assert.AreEqual(behavior.Condition, condition);
condition = false;
behavior.Condition = condition;
Assert.AreEqual(behavior.Condition, condition);
var conditionalWidth = new GridLength(1.23d, GridUnitType.Star);
behavior.ConditionalWidth = conditionalWidth;
Assert.AreEqual(behavior.ConditionalWidth, conditionalWidth);
}