public void ContainerType_ReturnExpectedMetadata_ForProperty()
{
// Arrange & Act
var metadata = new TestModelMetadata(typeof(int), nameof(string.Length), typeof(string));
// Assert
Assert.Equal(typeof(string), metadata.ContainerType);
}
public void UnderlyingOrModelType_ReturnsExpectedValue(Type modelType, Type expected)
{
// Arrange & Act
var modelMetadata = new TestModelMetadata(modelType);
// Assert
Assert.Equal(expected, modelMetadata.UnderlyingOrModelType);
}
public void GetMetadataForProperties_ByDefaultThrows_NotImplementedException()
{
// Arrange
var metadata = new TestModelMetadata(typeof(string));
// Act & Assert
var result = Assert.Throws <NotImplementedException>(() => metadata.GetMetadataForProperties(typeof(string)));
}
public void IsComplexType_ReturnsTrueForComplexTypes(Type type)
{
// Arrange & Act
var modelMetadata = new TestModelMetadata(type);
// Assert
Assert.True(modelMetadata.IsComplexType);
}
public void ContainerType_IsNull_ForType()
{
// Arrange & Act
var metadata = new TestModelMetadata(typeof(int));
// Assert
Assert.Null(metadata.ContainerType);
}
public void IsEnumerableType_ReturnsTrueForEnumerableTypes(Type type)
{
// Arrange & Act
var modelMetadata = new TestModelMetadata(type);
// Assert
Assert.True(modelMetadata.IsEnumerableType);
}
public void IsReferenceOrNullableType_ReturnsExpectedValue(Type modelType, bool expected)
{
// Arrange & Act
var modelMetadata = new TestModelMetadata(modelType);
// Assert
Assert.Equal(expected, modelMetadata.IsReferenceOrNullableType);
}
public void IsNullableValueType_ReturnsExpectedValue(Type modelType, bool expected)
{
// Arrange
var modelMetadata = new TestModelMetadata(modelType);
// Act & Assert
Assert.Equal(expected, modelMetadata.IsNullableValueType);
}
public void IsCollectionType_ReturnsFalseForNonCollectionTypes(Type type)
{
// Arrange & Act
var modelMetadata = new TestModelMetadata(type);
// Assert
Assert.False(modelMetadata.IsCollectionType);
}
public void GetContainerMetadata_ThrowsNotImplementedException_ByDefault()
{
// Arrange
var metadata = new TestModelMetadata(typeof(DerivedList));
// Act & Assert
Assert.Throws <NotImplementedException>(() => metadata.ContainerMetadata);
}
public void Names_ReturnExpectedMetadata_ForType()
{
// Arrange & Act
var metadata = new TestModelMetadata(typeof(int));
// Assert
Assert.Null(metadata.Name);
Assert.Null(metadata.ParameterName);
Assert.Null(metadata.PropertyName);
}
public void ContainerType_IsNull_ForParameter()
{
// Arrange & Act
var method = typeof(CollectionImplementation).GetMethod(nameof(CollectionImplementation.Add));
var parameter = method.GetParameters()[0]; // Add(string item)
var metadata = new TestModelMetadata(parameter);
// Assert
Assert.Null(metadata.ContainerType);
}
public void Names_ReturnExpectedMetadata_ForProperty()
{
// Arrange & Act
var metadata = new TestModelMetadata(typeof(int), nameof(string.Length), typeof(string));
// Assert
Assert.Equal(nameof(string.Length), metadata.Name);
Assert.Null(metadata.ParameterName);
Assert.Equal(nameof(string.Length), metadata.PropertyName);
}
public void ElementType_ReturnsNull_ForNonCollections(Type modelType)
{
// Arrange
var metadata = new TestModelMetadata(modelType);
// Act
var elementType = metadata.ElementType;
// Assert
Assert.Null(elementType);
}
public void IsCollectionType_CollectionTypes(Type type)
{
// Arrange
var provider = new EmptyModelMetadataProvider();
// Act
var modelMetadata = new TestModelMetadata(type);
// Assert
Assert.True(modelMetadata.IsCollectionType);
}
public void IsComplexType_ReturnsTrueForComplexTypes(Type type)
{
// Arrange
var provider = new EmptyModelMetadataProvider();
// Act
var modelMetadata = new TestModelMetadata(type);
// Assert
Assert.True(modelMetadata.IsComplexType);
}
public void IsEnumerableType_ReturnsFalseForNonEnumerableTypes(Type type)
{
// Arrange
var provider = new EmptyModelMetadataProvider();
// Act
var modelMetadata = new TestModelMetadata(type);
// Assert
Assert.False(modelMetadata.IsEnumerableType);
}
public void GetDisplayName_ReturnsPropertyName_WhenSetAndDisplayNameIsNull()
{
// Arrange
var metadata = new TestModelMetadata(typeof(int), "Length", typeof(string));
// Act
var result = metadata.GetDisplayName();
// Assert
Assert.Equal("Length", result);
}
public void IsComplexTypeTestsReturnsFalseForSimpleTypes(Type type)
{
// Arrange
var provider = new EmptyModelMetadataProvider();
// Act
var modelMetadata = new TestModelMetadata(type);
// Assert
Assert.False(modelMetadata.IsComplexType);
}
public void GetDisplayName_ReturnsTypeName_WhenPropertyNameAndDisplayNameAreNull()
{
// Arrange
var metadata = new TestModelMetadata(typeof(string));
// Act
var result = metadata.GetDisplayName();
// Assert
Assert.Equal("String", result);
}
public void ElementType_ReturnsExpectedMetadata(Type modelType, Type expected)
{
// Arrange
var metadata = new TestModelMetadata(modelType);
// Act
var elementType = metadata.ElementType;
// Assert
Assert.NotNull(elementType);
Assert.Equal(expected, elementType);
}
public void Names_ReturnExpectedMetadata_ForParameter()
{
// Arrange & Act
var method = typeof(CollectionImplementation).GetMethod(nameof(CollectionImplementation.Add));
var parameter = method.GetParameters()[0]; // Add(string item)
var metadata = new TestModelMetadata(parameter);
// Assert
Assert.Equal("item", metadata.Name);
Assert.Equal("item", metadata.ParameterName);
Assert.Null(metadata.PropertyName);
}
public void GetDisplayName_ReturnsDisplayName_IfSet()
{
// Arrange
var metadata = new TestModelMetadata(typeof(int), "Length", typeof(string));
metadata.SetDisplayName("displayName");
// Act
var result = metadata.GetDisplayName();
// Assert
Assert.Equal("displayName", result);
}
public void GetDisplayName_ReturnsParameterName_WhenSetAndDisplayNameIsNull()
{
// Arrange
var method = typeof(CollectionImplementation).GetMethod(nameof(CollectionImplementation.Add));
var parameter = method.GetParameters()[0]; // Add(string item)
var metadata = new TestModelMetadata(parameter);
// Act
var result = metadata.GetDisplayName();
// Assert
Assert.Equal("item", result);
}
public void GetDisplayName_ReturnsDisplayName_IfSet()
{
// Arrange
var property = typeof(string).GetProperty(nameof(string.Length));
var metadata = new TestModelMetadata(property, typeof(int), typeof(string));
metadata.SetDisplayName("displayName");
// Act
var result = metadata.GetDisplayName();
// Assert
Assert.Equal("displayName", result);
}
