public void HasBeenModifiedNotSetAfterConstruction()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(7, controller, string.Empty, BindingAccess.Read);
Assert.Equal(7, accessor.Value);
Assert.False(accessor.HasBeenModified);
}
public void SimpleValueSet_ValueIsGettable()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
accessor.Value = 5;
Assert.Equal(5, accessor.Value);
}
public void BindingAccessRead()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(controller, string.Empty, BindingAccess.Read);
Assert.Throws <InvalidOperationException>(() => accessor.Value = 5);
Assert.False(accessor.HasBeenModified);
}
public void SimpleValueSet_HasBeenModifiedChanges()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
Assert.False(accessor.HasBeenModified);
accessor.Value = 5;
Assert.True(accessor.HasBeenModified);
}
public void ComplexValueSet_ValueIsGettable()
{
var controller = new PropertyAccessController(BindingState.Bound);
var thing = new DummyComplexProperty();
var accessor = new PropertyAccessor <DummyComplexProperty>(controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
accessor.Value = thing;
Assert.Equal(thing, accessor.Value);
}
public void ComplexValueChanged_HasBeenModifiedChanges()
{
var controller = new PropertyAccessController(BindingState.Bound);
var thing = new DummyComplexProperty();
var accessor = new PropertyAccessor <DummyComplexProperty>(thing, controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
Assert.False(accessor.HasBeenModified);
thing.HasBeenModified = true; //Simulate a change to the complex value
Assert.True(accessor.HasBeenModified);
}
public void ComplexValueSet_HasBeenModifiedChanges()
{
var controller = new PropertyAccessController(BindingState.Bound);
var thing = new DummyComplexProperty();
var accessor = new PropertyAccessor <DummyComplexProperty>(controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
Assert.False(accessor.HasBeenModified);
accessor.Value = thing;
Assert.True(accessor.HasBeenModified);
}
public void SetPropertyToExistingValueMarksItAsChanged()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
var existingValue = accessor.Value;
accessor.SetValue(existingValue);
Assert.True(accessor.HasBeenModified);
}
public void SimplePropertyReadOnlySet_ObjectIsNotWritable()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(8, controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
//Set readonly
accessor.IsReadOnly = true;
Assert.Throws <InvalidOperationException>(() => accessor.Value = 10);
Assert.False(accessor.HasBeenModified);
}
public void SimplePropertyReadOnlySet_ObjectIsReadable()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(8, controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
//Set readonly
accessor.IsReadOnly = true;
Assert.True(accessor.IsReadOnly);
Assert.Equal(8, accessor.Value);
}
public void ComplexPropertyReadOnlySet_ObjectIsReadable()
{
var controller = new PropertyAccessController(BindingState.Bound);
var property = new DummyComplexProperty();
var accessor = new PropertyAccessor <DummyComplexProperty>(property, controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
//Set readonly
accessor.IsReadOnly = true;
Assert.True(accessor.IsReadOnly);
Assert.True(accessor.Value.IsReadOnly);
Assert.Equal(property, accessor.Value);
}
public void OverrideReadOnly_CanSetValue()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
//Set readonly
accessor.IsReadOnly = true;
Assert.True(accessor.IsReadOnly);
Assert.Equal(0, accessor.Value);
accessor.SetValue(1, overrideReadOnly: true);
Assert.True(accessor.HasBeenModified);
Assert.Equal(1, accessor.Value);
}
public void SimplePropertyReadOnlySetAndUnset_ObjectIsReadWritable()
{
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(8, controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
//Set readonly
accessor.IsReadOnly = true;
//Un-set readonly
accessor.IsReadOnly = false;
Assert.False(accessor.IsReadOnly);
accessor.Value = 10;
Assert.Equal(10, accessor.Value);
Assert.True(accessor.HasBeenModified);
}
public void ComplexPropertyReadOnlySetAndUnset_ObjectIsReadWritable()
{
var controller = new PropertyAccessController(BindingState.Bound);
var property = new DummyComplexProperty();
var accessor = new PropertyAccessor <DummyComplexProperty>(property, controller, string.Empty, BindingAccess.Read | BindingAccess.Write);
//Set readonly
accessor.IsReadOnly = true;
//Un-set readonly
accessor.IsReadOnly = false;
Assert.False(accessor.Value.IsReadOnly);
Assert.False(accessor.IsReadOnly);
accessor.Value.HasBeenModified = true;
Assert.True(accessor.HasBeenModified);
}
public void PropertyWithBindingAccessNone_ValueNotReadableOrWritable()
{
const string propertyName = "Foo";
var controller = new PropertyAccessController(BindingState.Bound);
var accessor = new PropertyAccessor <int>(controller, propertyName, BindingAccess.None);
InvalidOperationException e = Assert.Throws <InvalidOperationException>(() => accessor.Value = 5);
this.testOutputHelper.WriteLine(e.ToString());
Assert.Contains(propertyName, e.Message);
e = Assert.Throws <InvalidOperationException>(() => { int x = accessor.Value; });
this.testOutputHelper.WriteLine(e.ToString());
Assert.Contains(propertyName, e.Message);
Assert.False(accessor.HasBeenModified);
}
