public void OutputFormatters_InstancesOf_ReturnsNonEmptyCollectionIfSomeExist()
{
// Arrange
var formatters = new MvcOptions().OutputFormatters;
formatters.Add(typeof(JsonOutputFormatter));
var formatter1 = new JsonOutputFormatter();
var formatter2 = Mock.Of <IOutputFormatter>();
var formatter3 = new JsonOutputFormatter();
var formatter4 = Mock.Of <IOutputFormatter>();
formatters.Add(formatter1);
formatters.Add(formatter2);
formatters.Add(formatter3);
formatters.Add(formatter4);
var expectedFormatters = new List <JsonOutputFormatter> {
formatter1, formatter3
};
// Act
var jsonFormatters = formatters.InstancesOf <JsonOutputFormatter>().ToList();
// Assert
Assert.NotEmpty(jsonFormatters);
Assert.Equal(jsonFormatters, expectedFormatters);
}
public void OutputFormatters_InstancesOf_ReturnsEmptyCollectionIfNoneExist()
{
// Arrange
var formatters = new MvcOptions().OutputFormatters;
formatters.Add(Mock.Of <IOutputFormatter>());
formatters.Add(typeof(JsonOutputFormatter));
// Act
var jsonFormatters = formatters.InstancesOf <JsonOutputFormatter>();
// Assert
Assert.Empty(jsonFormatters);
}
public void OutputFormatters_InstancesOf_ReturnsNonEmptyCollectionIfSomeExist()
{
// Arrange
var formatters = new MvcOptions().OutputFormatters;
formatters.Add(typeof(JsonOutputFormatter));
var formatter1 = new JsonOutputFormatter();
var formatter2 = Mock.Of<IOutputFormatter>();
var formatter3 = new JsonOutputFormatter();
var formatter4 = Mock.Of<IOutputFormatter>();
formatters.Add(formatter1);
formatters.Add(formatter2);
formatters.Add(formatter3);
formatters.Add(formatter4);
var expectedFormatters = new List<JsonOutputFormatter> { formatter1, formatter3 };
// Act
var jsonFormatters = formatters.InstancesOf<JsonOutputFormatter>().ToList();
// Assert
Assert.NotEmpty(jsonFormatters);
Assert.Equal(jsonFormatters, expectedFormatters);
}
public void OutputFormatters_InstancesOf_ReturnsEmptyCollectionIfNoneExist()
{
// Arrange
var formatters = new MvcOptions().OutputFormatters;
formatters.Add(Mock.Of<IOutputFormatter>());
formatters.Add(typeof(JsonOutputFormatter));
// Act
var jsonFormatters = formatters.InstancesOf<JsonOutputFormatter>();
// Assert
Assert.Empty(jsonFormatters);
}
