public void TopLevelList_ReturnsNull()
{
// Arrange
var field = Substitute.For <ISymbol>();
var type = new ListTypeBuilder()
.SetParent(field)
.Build();
// Act
var nestingDepth = type.NestingDepth;
// Assert
Assert.Null(nestingDepth);
}
public void ListIsNested_ReturnsOne()
{
// Arrange
var parent = Substitute.For <IListType>();
var type = new ListTypeBuilder()
.SetParent(parent)
.Build();
// Act
var nestingDepth = type.NestingDepth;
// Assert
Assert.Equal(1, nestingDepth);
}
protected override (IParseTree elementNode, ICollectionType collectionType) ParseInput(string input)
{
var node = ParserInput
.FromString(input)
.ParseInput(parser => parser.listType());
var listType = new ListTypeBuilder()
.SetNode(node)
.SetParent(this.Field)
.SetBinderProvider(this.BinderProvider)
.Build();
return(node.fieldType(), listType);
}
public void MixtureOfNestedTypes_ReturnsNestingLevel()
{
// Arrange
// Simulate list<set<list<T>>>
var field = Substitute.For <IField>();
var type = new ListTypeBuilder() // list<>
.SetParent(new SetTypeBuilder() // set<list<>>
.SetParent(new ListTypeBuilder() // list<set<list<>>>
.SetParent(field)
.Build())
.Build())
.Build();
// Act
var nestingDepth = type.NestingDepth;
// Assert
Assert.Equal(2, nestingDepth);
}
public void ListIsNestedMultipleLevelsDeep_ReturnsNestingLevel()
{
// Arrange
// Simulate List<List<List<T>>>
var field = Substitute.For <IField>();
var type = new ListTypeBuilder() // List<>
.SetParent(new ListTypeBuilder() // List<List<>>
.SetParent(new ListTypeBuilder() // List<List<List<>>>
.SetParent(field)
.Build())
.Build())
.Build();
// Act
var nestingDepth = type.NestingDepth;
// Assert
Assert.Equal(2, nestingDepth);
}
