public void GetProperties_IncorrectAttributeValuePropertyName_ThrowsArgumentException()
{
// Setup
var attribute = new KeyValueElementAttribute(nameof(TestObject.Name), "IDoNotExist");
var attributes = new AttributeCollection(attribute);
var mocks = new MockRepository();
var context = mocks.Stub <ITypeDescriptorContext>();
var descriptor = mocks.Stub <PropertyDescriptor>("name", new Attribute[0]);
descriptor.Stub(d => d.Attributes).Return(attributes);
context.Stub(c => c.PropertyDescriptor).Return(descriptor);
mocks.ReplayAll();
const int elementCount = 12;
TestObject[] array = Enumerable.Repeat(new TestObject
{
Name = "some name"
}, elementCount).ToArray();
var converter = new KeyValueExpandableArrayConverter();
// Call
TestDelegate test = () => converter.GetProperties(context, array);
// Assert
Assert.Throws <ArgumentException>(test);
}
public void GetProperties_FromArray_SettingValuesShouldThrowNotSupportedException()
{
// Setup
var attribute = new KeyValueElementAttribute(nameof(TestObject.Name), nameof(TestObject.Value));
var attributes = new AttributeCollection(attribute);
var mocks = new MockRepository();
var context = mocks.Stub <ITypeDescriptorContext>();
var descriptor = mocks.Stub <PropertyDescriptor>("name", new Attribute[0]);
descriptor.Stub(d => d.Attributes).Return(attributes);
context.Stub(c => c.PropertyDescriptor).Return(descriptor);
mocks.ReplayAll();
const int elementCount = 12;
TestObject[] array = Enumerable.Repeat(new TestObject
{
Name = "some name"
}, elementCount).ToArray();
var converter = new KeyValueExpandableArrayConverter();
// Call
PropertyDescriptorCollection propertyDescriptors = converter.GetProperties(context, array);
// Assert
for (var i = 0; i < elementCount; i++)
{
Assert.Throws <NotSupportedException>(() => propertyDescriptors[i].SetValue(array, i));
}
mocks.VerifyAll();
}
public void DefaultConstructor_ExpectedValues()
{
// Call
var converter = new KeyValueExpandableArrayConverter();
// Assert
Assert.IsInstanceOf <ArrayConverter>(converter);
}
public void ConvertTo_FromNullToString_ReturnEmptyText()
{
// Setup
var converter = new KeyValueExpandableArrayConverter();
// Call
object text = converter.ConvertTo(null, typeof(string));
// Assert
Assert.AreEqual(string.Empty, text);
}
public void GetProperties_WithoutContext_ThrowsArgumentException()
{
var converter = new KeyValueExpandableArrayConverter();
// Call
TestDelegate test = () => converter.GetProperties(new object());
// Assert
TestHelper.AssertThrowsArgumentExceptionAndTestMessage <ArgumentException>(test,
"The KeyValueExpandableArrayConverter can only be used on properties that have the KeyValueElementAttribute defined.");
}
public void ConvertTo_FromArrayToNull_ThrowsArgumentNullException()
{
// Setup
var sourceArray = new int[2];
var converter = new KeyValueExpandableArrayConverter();
// Call
TestDelegate call = () => converter.ConvertTo(sourceArray, null);
// Assert
Assert.Throws <ArgumentNullException>(call);
}
public void ConvertTo_FromArrayToInt_ThrowsNotSupportedException()
{
// Setup
var sourceArray = new int[1];
var converter = new KeyValueExpandableArrayConverter();
// Call
TestDelegate call = () => converter.ConvertTo(sourceArray, typeof(int));
// Assert
Assert.Throws <NotSupportedException>(call);
}
public void ConvertTo_FromArrayToString_ReturnCountText()
{
// Setup
int arrayCount = new Random(21).Next(0, 10);
var sourceArray = new int[arrayCount];
var converter = new KeyValueExpandableArrayConverter();
// Call
object text = converter.ConvertTo(sourceArray, typeof(string));
// Assert
Assert.AreEqual($"Aantal ({arrayCount})", text);
}
public void GetProperties_FromArray_ReturnPropertyDescriptorsForEachElementWithNameToOneBasedIndex(int elementCount)
{
// Setup
var attribute = new KeyValueElementAttribute(nameof(TestObject.Name), nameof(TestObject.Value));
var attributes = new AttributeCollection(attribute);
var mocks = new MockRepository();
var context = mocks.Stub <ITypeDescriptorContext>();
var descriptor = mocks.Stub <PropertyDescriptor>("name", new Attribute[0]);
descriptor.Stub(d => d.Attributes).Return(attributes);
context.Stub(c => c.PropertyDescriptor).Return(descriptor);
mocks.ReplayAll();
const string name = "name";
const string value = "value";
TestObject[] array = Enumerable.Repeat(new TestObject
{
Name = name,
Value = value
}, elementCount).ToArray();
var converter = new KeyValueExpandableArrayConverter();
// Call
PropertyDescriptorCollection propertyDescriptors = converter.GetProperties(context, array);
// Assert
Assert.IsNotNull(propertyDescriptors);
Assert.AreEqual(elementCount, propertyDescriptors.Count);
for (var i = 0; i < elementCount; i++)
{
Assert.AreEqual(typeof(TestObject), propertyDescriptors[i].ComponentType);
Assert.AreEqual(name, propertyDescriptors[i].Name);
Assert.AreEqual(name, propertyDescriptors[i].DisplayName);
Assert.AreEqual(value.GetType(), propertyDescriptors[i].PropertyType);
CollectionAssert.IsEmpty(propertyDescriptors[i].Attributes);
var actualValue = propertyDescriptors[i].GetValue(array) as string;
Assert.NotNull(actualValue);
Assert.AreEqual(value, actualValue);
}
mocks.VerifyAll();
}
public void GetProperties_WithoutPropertyDescriptor_ThrowsArgumentException()
{
var mocks = new MockRepository();
var context = mocks.Stub <ITypeDescriptorContext>();
mocks.ReplayAll();
var converter = new KeyValueExpandableArrayConverter();
// Call
TestDelegate test = () => converter.GetProperties(context, new object());
// Assert
TestHelper.AssertThrowsArgumentExceptionAndTestMessage <ArgumentException>(test,
"The KeyValueExpandableArrayConverter can only be used on properties that have the KeyValueElementAttribute defined.");
mocks.VerifyAll();
}
