public void TestDeletePropertyObject()
{
var bag = new LazyPropertyHolderBase();
var propertyName = "Property-Name";
bag.DeleteProperty(propertyName).IsFalse();
bag.SetValue(propertyName, 10);
bag.DeleteProperty(propertyName).IsTrue();
}
public void TestTryGetValueAsObject()
{
var bag = new LazyPropertyHolderBase();
var propertyName = "Property-Name";
bag.TryGetValueAsObject(propertyName, out _).IsFalse();
bag.SetValue(propertyName, DateTimeOffset.Now);
bag.TryGetValueAsObject(propertyName, out _).IsTrue();
}
public void TestTryGetValueReturnFalse()
{
var bag = new LazyPropertyHolderBase();
var propertyName = "Property-Name";
bag.TryGetValue <int>(propertyName, out _).IsFalse();
bag.SetValue(propertyName, 1);
bag.TryGetValue <int>(propertyName, out _).IsTrue();
bag.TryGetValue <string>(propertyName, out _).IsFalse();
}
public void TestClear()
{
var bag = new LazyPropertyHolderBase();
bag.PropertiesCount.Is(0);
bag.SetValue("int", 1);
bag.SetValue("string", 2);
bag.PropertiesCount.Is(2);
bag.ClearProperties();
bag.PropertiesCount.Is(0);
}
public void TestSetAndGetValueAsObject()
{
var bag = new LazyPropertyHolderBase();
var propertyName = "Property-Name";
var values = new[] { 0, 1, 2.2, 3.3f, '4', "five", true, new object(), DateTimeOffset.MaxValue, TimeSpan.Zero };
Assert.Throws <KeyNotFoundException>(() =>
{
bag.GetValueAsObject(propertyName);
});
foreach (var value in values)
{
bag.SetValueAsObject(propertyName, value);
bag.GetValueAsObject(propertyName).Is(value);
}
}
public void TestCurdWithSortOfDataTypes <T>(T value)
{
var propertyName = "Property-" + (value?.ToString() ?? "null");
var bag = new LazyPropertyHolderBase();
bag.SetValue(propertyName, value).Is(true);
bag.PropertiesCount.Is(1);
bag.GetValue <T>(propertyName).Is(value);
bag.Properties.Is(new KeyValuePair <string, object>[] {
new KeyValuePair <string, object>(propertyName, value),
});
bag.TryGetValue(propertyName, out T obtainedValue).Is(true);
obtainedValue.Is(value);
bag.DeleteProperty <T>(propertyName).Is(true);
bag.PropertiesCount.Is(0);
}
public void TestChangeHandlerInvoked <T>(int[] setValues, bool[] shouldInvokedValues)
{
var propertyName = "Property-Name";
var bag = new LazyPropertyHolderBase();
var prev = default(int);
for (var i = 0; i < setValues.Length; i++)
{
var next = setValues[i];
var shouldInvoked = shouldInvokedValues[i];
this.Output.WriteLine("prev: {0}, next: {1}", prev, next);
var onChangingCalled = false;
var onChangedCalled = false;
bag.SetValue(
propertyName,
next,
onChanging: (oldValue, newValue) =>
{
oldValue.Is(prev);
newValue.Is(next);
onChangingCalled = true;
},
onChanged: (oldValue, newValue) =>
{
oldValue.Is(prev);
newValue.Is(next);
onChangedCalled = true;
});
onChangingCalled.Is(shouldInvoked);
onChangedCalled.Is(shouldInvoked);
prev = next;
}
}
public void TestGetValueOrDefault()
{
var bag = new LazyPropertyHolderBase();
var propertyName = "Property-Name";
var values = new[] { 0, 1, 2.2, 3.3f, '4', "five", true, new object(), DateTimeOffset.MaxValue, TimeSpan.Zero };
foreach (var value in values)
{
bag.GetValueOrDefault(
propertyName,
key =>
{
key.Is(propertyName);
return(value);
})
.Is(value);
bag.GetValueOrDefault(propertyName, () => value).Is(value);
bag.GetValueOrDefault(propertyName, value).Is(value);
}
}
