public override object ParseLiteral(IValueNode literal)
{
if (literal == null)
{
throw new ArgumentNullException(nameof(literal));
}
if (literal is StringValueNode stringLiteral)
{
if (!MultiplierPathString.IsValidName(stringLiteral.Value))
{
throw new ScalarSerializationException(
string.Format(CultureInfo.InvariantCulture,
AbstractionResources.Type_NameIsNotValid,
stringLiteral.Value ?? "null"));
}
return(new MultiplierPathString(stringLiteral.Value));
}
if (literal is NullValueNode)
{
return(null);
}
throw new ScalarSerializationException(
TypeResourceHelper.Scalar_Cannot_ParseLiteral(
Name, literal.GetType()));
}
public void ImplicitCast_InvalidName_MultiplierPathString(string name)
{
// arrange
// act
Action a = () => { MultiplierPathString nameString = name; };
// assert
Assert.Throws <ArgumentException>(a);
}
public void ImplicitCast_ValidName_MultiplierPathString(string name)
{
// arrange
// act
MultiplierPathString nameString = name;
// assert
Assert.Equal(name, nameString.Value);
}
public void ToString_ReturnsValue()
{
// arrange
var nameString = new MultiplierPathString("Foo");
// act
string value = nameString.ToString();;
// assert
Assert.Equal(nameString.Value, value);
}
public void ImplicitCast_MultiplierPathString_String()
{
// arrange
var nameString = new MultiplierPathString("Foo");
// act
string name = nameString;
// assert
Assert.Equal(nameString.Value, name);
}
public void Create_DefaultConstructor_IsEmpty()
{
// arrange
// act
var nameString = new MultiplierPathString();
// assert
Assert.True(nameString.IsEmpty);
Assert.False(nameString.HasValue);
Assert.Null(nameString.Value);
}
public void Create_WithValidName_HasValue(string value)
{
// arrange
// act
var nameString = new MultiplierPathString(value);
// assert
Assert.Equal(nameString.Value, value);
Assert.True(nameString.HasValue);
Assert.False(nameString.IsEmpty);
}
public void Equals_SameInstance_True()
{
// arrange
var a = new MultiplierPathString("Foo");
// act
bool result = a.Equals(a);
// assert
Assert.True(result);
}
public void AddOp_String_CombinedMultiplierPathString()
{
// arrange
var a = new MultiplierPathString("Foo");
var b = "Bar";
// act
MultiplierPathString combined = a + b;
// assert
Assert.Equal("FooBar", combined.ToString());
}
public void NotEqualsOp_StringDifferentValue_True()
{
// arrange
var a = new MultiplierPathString("Foo");
var b = "Bar";
// act
bool result = a != b;
// assert
Assert.True(result);
}
public void NotEqualsOp_StringWithSameValue_False()
{
// arrange
var a = new MultiplierPathString("Foo");
var b = "Foo";
// act
bool result = a != b;
// assert
Assert.False(result);
}
public void NotEqualsOp_SameInstance_False()
{
// arrange
var a = new MultiplierPathString("Foo");
MultiplierPathString b = a;
// act
bool result = a != b;
// assert
Assert.False(result);
}
public void EqualsOp_MultiplierPathStringDifferentValue_False()
{
// arrange
var a = new MultiplierPathString("Foo");
var b = new MultiplierPathString("Bar");
// act
bool result = a == b;
// assert
Assert.False(result);
}
public void EqualsOp_MultiplierPathStringWithSameValue_True()
{
// arrange
var a = new MultiplierPathString("Foo");
var b = new MultiplierPathString("Foo");
// act
bool result = a == b;
// assert
Assert.True(result);
}
public void EqualsIgnoreCasing_MultiplierPathStringWithDifferentCasing_True()
{
// arrange
var a = new MultiplierPathString("FOO");
var b = new MultiplierPathString("foo");
// act
bool result = a.Equals(b, StringComparison.OrdinalIgnoreCase);
// assert
Assert.True(result);
}
public void Append_MultiplierPathString_CombinedMultiplierPathString()
{
// arrange
var a = new MultiplierPathString("Foo");
var b = new MultiplierPathString("Bar");
// act
MultiplierPathString combined = a.Add(b);
// assert
Assert.Equal("FooBar", combined.ToString());
}
public static IObjectFieldDescriptor Cost(
this IObjectFieldDescriptor descriptor,
int complexity,
MultiplierPathString multiplier)
{
if (descriptor is null)
{
throw new ArgumentNullException(nameof(descriptor));
}
return(descriptor.Directive(
new CostDirective(complexity, multiplier)));
}
public void Serialize_Type()
{
// arrange
var type = new MultiplierPathType();
MultiplierPathString input = "_123456";
// act
object serializedValue = type.Serialize(input);
// assert
Assert.IsType <string>(serializedValue);
Assert.Equal("_123456", serializedValue);
}
public override bool IsInstanceOfType(IValueNode literal)
{
if (literal == null)
{
throw new ArgumentNullException(nameof(literal));
}
if (literal is NullValueNode)
{
return(true);
}
return(literal is StringValueNode s &&
MultiplierPathString.IsValidName(s.Value));
}
public override bool TryDeserialize(object serialized, out object value)
{
if (serialized is null)
{
value = null;
return(true);
}
if (serialized is string s)
{
value = new MultiplierPathString(s);
return(true);
}
if (serialized is MultiplierPathString n)
{
value = n;
return(true);
}
value = null;
return(false);
}
