public void InputFormatters_InstanceOfOrDefault_ThrowsInvalidOperationExceptionIfMoreThanOnceInstance()
{
// Arrange
var formatters = new MvcOptions().InputFormatters;
formatters.Add(new JsonInputFormatter());
formatters.Add(Mock.Of<IInputFormatter>());
formatters.Add(new JsonInputFormatter());
// Act & Assert
Assert.Throws<InvalidOperationException>(() => formatters.InstanceOfOrDefault<JsonInputFormatter>());
}
public void InputFormatters_InstanceOfOrDefault_ThrowsInvalidOperationExceptionIfMoreThanOnceInstance()
{
// Arrange
var formatters = new MvcOptions().InputFormatters;
formatters.Add(new JsonInputFormatter());
formatters.Add(Mock.Of <IInputFormatter>());
formatters.Add(new JsonInputFormatter());
// Act & Assert
Assert.Throws <InvalidOperationException>(() => formatters.InstanceOfOrDefault <JsonInputFormatter>());
}
public void InputFormatters_InstanceOfOrDefault_ReturnsNullIfNoInstance()
{
// Arrange
var formatters = new MvcOptions().InputFormatters;
formatters.Add(Mock.Of<IInputFormatter>());
formatters.Add(typeof(JsonInputFormatter));
// Act
var formatter = formatters.InstanceOfOrDefault<JsonInputFormatter>();
// Assert
Assert.Null(formatter);
}
public void InputFormatters_InstanceOfOrDefault_ReturnsNullIfNoInstance()
{
// Arrange
var formatters = new MvcOptions().InputFormatters;
formatters.Add(Mock.Of <IInputFormatter>());
formatters.Add(typeof(JsonInputFormatter));
// Act
var formatter = formatters.InstanceOfOrDefault <JsonInputFormatter>();
// Assert
Assert.Null(formatter);
}
public void InputFormatters_InstanceOfOrDefault_ReturnsInstanceOfIInputFormatterIfOneExists()
{
// Arrange
var formatters = new MvcOptions().InputFormatters;
formatters.Add(Mock.Of <IInputFormatter>());
formatters.Add(typeof(JsonInputFormatter));
var jsonFormatter = new JsonInputFormatter();
formatters.Add(jsonFormatter);
// Act
var formatter = formatters.InstanceOfOrDefault <JsonInputFormatter>();
// Assert
Assert.NotNull(formatter);
Assert.IsType <JsonInputFormatter>(formatter);
Assert.Same(jsonFormatter, formatter);
}
public void InputFormatters_InstanceOfOrDefault_ReturnsInstanceOfIInputFormatterIfOneExists()
{
// Arrange
var formatters = new MvcOptions().InputFormatters;
formatters.Add(Mock.Of<IInputFormatter>());
formatters.Add(typeof(JsonInputFormatter));
var jsonFormatter = new JsonInputFormatter();
formatters.Add(jsonFormatter);
// Act
var formatter = formatters.InstanceOfOrDefault<JsonInputFormatter>();
// Assert
Assert.NotNull(formatter);
Assert.IsType<JsonInputFormatter>(formatter);
Assert.Same(jsonFormatter, formatter);
}
