public void CrUD_Nodes()
{
using (GraphContext ctx = Fixture.GetService <GlobalTestContext>())
{
Symbol s = new Symbol();
Book book = new Book()
{
Name = "Prova"
};
book = ctx.Add(book);
book.Index = 1;
Assert.Equal(
0,
ctx.Runner.ExecuteQuery <IOgmEntity>($"MATCH {new Node(s, type: typeof(Book), props: new { Name = "Prova" }.ToPropDictionary()).BuildForQuery()} RETURN {s}")
.Count()
);
ctx.SaveChanges();
Assert.Equal(
1,
ctx.Runner.ExecuteQuery <IOgmEntity>($"MATCH {new Node(s, type: typeof(Book), props: new { Name = "Prova" }.ToPropDictionary()).BuildForQuery()} RETURN {s}")
.Count()
);
book.Name = "Prova 2";
ctx.SaveChanges();
Assert.Equal(
0,
ctx.Runner.ExecuteQuery <IOgmEntity>($"MATCH {new Node(s, type: typeof(Book), props: new { Name = "Prova" }.ToPropDictionary()).BuildForQuery()} RETURN {s}")
.Count()
);
Assert.Equal(
1,
ctx.Runner.ExecuteQuery <IOgmEntity>($"MATCH {new Node(s, type: typeof(Book), props: new { Name = "Prova 2" }.ToPropDictionary()).BuildForQuery()} RETURN {s}")
.Count()
);
ctx.Remove(book);
ctx.SaveChanges();
Assert.Equal(
0,
ctx.Runner.ExecuteQuery <IOgmEntity>($"MATCH {new Node(s, type: typeof(Book), props: new { Name = "Prova 2" }.ToPropDictionary()).BuildForQuery()} RETURN {s}")
.Count()
);
}
}
public void Complex_Graph()
{
TestEntityManager testManager = new TestEntityManager();
using (GraphContext ctx = GetContext(testManager))
{
Book orgBook;
Book book = new Book()
{
Name = "Prova"
};
orgBook = book;
book = ctx.Add(book);
book.Index = 1;
Assert.Empty(testManager.CreatedNodes);
ctx.SaveChanges();
Assert.Equal(1, testManager.CreatedNodes.Count);
Assert.Equal("Prova", testManager.CreatedNodes[0].Item1.GetPropValue("Name"));
Chapter chapter1 = new Chapter()
{
Name = "Capitolo 1"
};
Chapter chapter2 = new Chapter()
{
Name = "Capitolo 2"
};
book.Chapters.Add(chapter1);
Assert.Equal(book, chapter1.Book);
ctx.SaveChanges();
Assert.Equal(1, testManager.ConnectionMerge.Count(p => p.Item1.Source == book));
chapter2.Book = book;
Assert.Equal(2, book.Chapters.Count());
Assert.True(book.Chapters.Contains(chapter2));
ctx.SaveChanges();
Assert.Equal(2, testManager.ConnectionMerge.Count(p => p.Item1.Source == book));
}
}
public void CrUD_Nodes()
{
TestEntityManager testManager = new TestEntityManager();
using (GraphContext ctx = GetContext(testManager))
{
Symbol s = new Symbol();
Book orgBook;
Book book = new Book()
{
Name = "Prova"
};
orgBook = book;
book = ctx.Add(book);
book.Index = 1;
Assert.Empty(testManager.CreatedNodes);
ctx.SaveChanges();
Assert.Equal(1, testManager.CreatedNodes.Count);
Assert.Equal("Prova", testManager.CreatedNodes[0].Item1.GetPropValue("Name"));
book.Name = "Prova 2";
ctx.SaveChanges();
Assert.Empty(testManager.CreatedNodes);
Assert.Equal(1, testManager.UpdatedNodes.Count);
Assert.Equal("Prova 2", testManager.UpdatedNodes[0].Item1.GetPropValue("Name"));
Assert.True(testManager.UpdatedNodes[0].Item2.Count() > 0 && !testManager.UpdatedNodes[0].Item2.Contains("Name"));
ctx.Remove(book);
ctx.SaveChanges();
Assert.Empty(testManager.CreatedNodes);
Assert.Empty(testManager.UpdatedNodes);
Assert.Equal(1, testManager.DeletedNodes.Count);
Assert.Equal(orgBook, testManager.DeletedNodes[0]);
}
}
public void InsertionAndDeletion()
{
IGraphContext context = new GraphContext();
var query = context.Select <RdfPropertyWithRange>();
int i = 0;
foreach (var item in query)
{
i++;
}
Assert.Equal(181, i);
var prop = new RdfPropertyWithRange("http://example.org/exampleprop");
prop.Range = new RdfClass("http://example.org/exampleclass");
context.Add(prop);
i = 0;
foreach (var item in query)
{
i++;
}
Assert.Equal(183, i);
var graph = new LabelledTreeNode <object, Term>(prop);
graph.AddChild(new Rdfs("range"), new RdfClass("http://example.org/exampleclass"));
context.Remove(graph);
i = 0;
foreach (var item in query)
{
i++;
}
Assert.Equal(181, i);
}
