public void LayoutGroupMeasureChild()
{
tlog.Debug(tag, $"LayoutGroupMeasureChild START");
flagOnMeasureChild = false;
Assert.False(flagOnMeasureChild, "flagOnMeasureChild should be false initially");
var testingTarget = new MyLayoutGroup();
Assert.IsNotNull(testingTarget, "null handle");
Assert.IsInstanceOf <LayoutGroup>(testingTarget, "Should be an instance of LayoutGroup type.");
View view = new View()
{
Size = new Size(100, 150),
};
// MeasureSpecification.ModeType.Exactly
using (LayoutItem child = new LayoutItem())
{
child.AttachToOwner(view);
MeasureSpecification measureWidth = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.Exactly);
MeasureSpecification measureHeight = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.Exactly);
testingTarget.MeasureChildTest(child, measureWidth, measureHeight);
Assert.True(flagOnMeasureChild, "LayoutGroup overridden method not invoked.");
}
// MeasureSpecification.ModeType.AtMost
using (LayoutItem child = new LayoutItem())
{
child.AttachToOwner(view);
MeasureSpecification measureWidth = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.AtMost);
MeasureSpecification measureHeight = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.AtMost);
testingTarget.MeasureChildTest(child, measureWidth, measureHeight);
Assert.True(flagOnMeasureChild, "LayoutGroup overridden method not invoked.");
}
// MeasureSpecification.ModeType.Unspecified
using (LayoutItem child = new LayoutItem())
{
child.AttachToOwner(view);
MeasureSpecification measureWidth = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.Unspecified);
MeasureSpecification measureHeight = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.Unspecified);
testingTarget.MeasureChildTest(child, measureWidth, measureHeight);
Assert.True(flagOnMeasureChild, "LayoutGroup overridden method not invoked.");
}
view.Dispose();
testingTarget.Dispose();
tlog.Debug(tag, $"LayoutGroupMeasureChild END (OK)");
}
public void LayoutGroupMeasureChildWithNullArgument()
{
tlog.Debug(tag, $"LayoutGroupMeasureChildWithNullArgument START");
flagOnMeasureChild = false;
Assert.False(flagOnMeasureChild, "flagOnMeasureChild should be false initially");
var testingTarget = new MyLayoutGroup();
Assert.IsNotNull(testingTarget, "null handle");
Assert.IsInstanceOf <LayoutGroup>(testingTarget, "Should be an instance of LayoutGroup type.");
MeasureSpecification measureWidth = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.Exactly);
MeasureSpecification measureHeight = new MeasureSpecification(new LayoutLength(50.0f), MeasureSpecification.ModeType.Exactly);
try
{
testingTarget.MeasureChildTest(null, measureWidth, measureHeight);
Assert.Fail("Should return null argument exception");
}
catch (ArgumentNullException)
{
testingTarget.Dispose();
tlog.Debug(tag, $"LayoutGroupMeasureChildWithNullArgument END (OK)");
Assert.Pass("ArgumentNullException: passed!");
}
}