public void ListStorage_RemoveAt_RearrangesInnerArray()
{
// Arrange
var dict = new DispatcherValueCollection();
dict.Add("key", "value");
dict.Add("key2", "value2");
dict.Add("key3", "value3");
// Assert 1
var storage = Assert.IsType <DispatcherValueCollection.ListStorage>(dict._storage);
Assert.Equal(3, storage.Count);
// Act
dict.Remove("key2");
// Assert 2
Assert.Equal(2, storage.Count);
Assert.Equal("key", storage[0].Key);
Assert.Equal("value", storage[0].Value);
Assert.Equal("key3", storage[1].Key);
Assert.Equal("value3", storage[1].Value);
Assert.Throws <ArgumentOutOfRangeException>(() => storage[2]);
}
internal RoutePatternBinder(
UrlEncoder urlEncoder,
ObjectPool <UriBuildingContext> pool,
RoutePattern pattern,
DispatcherValueCollection defaults)
{
if (urlEncoder == null)
{
throw new ArgumentNullException(nameof(urlEncoder));
}
if (pool == null)
{
throw new ArgumentNullException(nameof(pool));
}
if (pattern == null)
{
throw new ArgumentNullException(nameof(pattern));
}
_urlEncoder = urlEncoder;
_pool = pool;
_pattern = pattern;
_defaults = defaults;
// Any default that doesn't have a corresponding parameter is a 'filter' and if a value
// is provided for that 'filter' it must match the value in defaults.
_filters = new DispatcherValueCollection(_defaults);
foreach (var parameter in _pattern.Parameters)
{
_filters.Remove(parameter.Name);
}
}
public void Remove_EmptyStorage()
{
// Arrange
var dict = new DispatcherValueCollection();
// Act
var result = dict.Remove("key");
// Assert
Assert.False(result);
Assert.IsType <DispatcherValueCollection.EmptyStorage>(dict._storage);
}
public void Remove_PropertyStorage_True_CaseInsensitive()
{
// Arrange
var dict = new DispatcherValueCollection(new { key = "value" });
// Act
var result = dict.Remove("kEy");
// Assert
Assert.True(result);
Assert.Empty(dict);
Assert.IsType <DispatcherValueCollection.ListStorage>(dict._storage);
}
public void Remove_PropertyStorage_False()
{
// Arrange
var dict = new DispatcherValueCollection(new { key = "value" });
// Act
var result = dict.Remove("other");
// Assert
Assert.False(result);
Assert.Collection(dict, kvp => { Assert.Equal("key", kvp.Key); Assert.Equal("value", kvp.Value); });
Assert.IsType <DispatcherValueCollection.ListStorage>(dict._storage);
}
public void Remove_PropertyStorage_Empty()
{
// Arrange
var dict = new DispatcherValueCollection(new { });
// Act
var result = dict.Remove("other");
// Assert
Assert.False(result);
Assert.Empty(dict);
Assert.IsType <DispatcherValueCollection.PropertyStorage>(dict._storage);
}
public void Remove_ListStorage_True()
{
// Arrange
var dict = new DispatcherValueCollection()
{
{ "key", "value" },
};
// Act
var result = dict.Remove("key");
// Assert
Assert.True(result);
Assert.Empty(dict);
Assert.IsType <DispatcherValueCollection.ListStorage>(dict._storage);
}
private string BindValues(UriBuildingContext context, DispatcherValueCollection acceptedValues)
{
for (var i = 0; i < _pattern.PathSegments.Count; i++)
{
Debug.Assert(context.BufferState == SegmentState.Beginning);
Debug.Assert(context.UriState == SegmentState.Beginning);
var segment = _pattern.PathSegments[i];
for (var j = 0; j < segment.Parts.Count; j++)
{
var part = segment.Parts[j];
if (part.IsLiteral)
{
if (!context.Accept(_urlEncoder, ((RoutePatternLiteral)part).Content))
{
return(null);
}
}
else if (part.IsSeparator)
{
if (!context.Accept(_urlEncoder, ((RoutePatternSeparator)part).Content))
{
return(null);
}
}
else if (part.IsParameter && part is RoutePatternParameter parameter)
{
// If it's a parameter, get its value
object value;
var hasValue = acceptedValues.TryGetValue(parameter.Name, out value);
if (hasValue)
{
acceptedValues.Remove(parameter.Name);
}
var isSameAsDefault = false;
object defaultValue;
if (_defaults != null && _defaults.TryGetValue(parameter.Name, out defaultValue))
{
if (RoutePartsEqual(value, defaultValue))
{
isSameAsDefault = true;
}
}
var converted = Convert.ToString(value, CultureInfo.InvariantCulture);
if (isSameAsDefault)
{
// If the accepted value is the same as the default value buffer it since
// we won't necessarily add it to the URI we generate.
if (!context.Buffer(_urlEncoder, converted))
{
return(null);
}
}
else
{
// If the value is not accepted, it is null or empty value in the
// middle of the segment. We accept this if the parameter is an
// optional parameter and it is preceded by an optional seperator.
// I this case, we need to remove the optional seperator that we
// have added to the URI
// Example: template = {id}.{format?}. parameters: id=5
// In this case after we have generated "5.", we wont find any value
// for format, so we remove '.' and generate 5.
if (!context.Accept(_urlEncoder, converted))
{
if (j != 0 && parameter.IsOptional && segment.Parts[j - 1].IsSeparator)
{
context.Remove(((RoutePatternSeparator)segment.Parts[j - 1]).Content);
}
else
{
return(null);
}
}
}
}
}
context.EndSegment();
}
// Generate the query string from the remaining values
var wroteFirst = false;
foreach (var kvp in acceptedValues)
{
if (_defaults != null && _defaults.ContainsKey(kvp.Key))
{
// This value is a 'filter' we don't need to put it in the query string.
continue;
}
var values = kvp.Value as IEnumerable;
if (values != null && !(values is string))
{
foreach (var value in values)
{
wroteFirst |= AddParameterToContext(context, kvp.Key, value, wroteFirst);
}
}
else
{
wroteFirst |= AddParameterToContext(context, kvp.Key, kvp.Value, wroteFirst);
}
}
return(context.ToString());
}
