public void ShouldAddUsingAtSortedPlace()
{
const string source = @"
using System;
using System.Threading;
namespace ns.something
{
public class Test {/*here*/}
}";
var document = GetTestDocument(source);
int position = source.IndexOf("/*here*/");
var newDoc = new NamespaceResolver().AddNamespaceImportAsync("System.Collections", document, position, CancellationToken.None).Result;
var newDocText = newDoc.GetTextAsync().Result.ToString();
var usingIndexes = new[] {
"using System;",
"using System.Collections;",
"using System.Threading;"
}
.Select(u => newDocText.IndexOf(u))
.ToArray();
Assert.That(usingIndexes, Does.Not.Contain(-1), "Missing namespace!");
Assert.That(usingIndexes, Is.Ordered);
}
public void ShouldAddNamespaceRelativeToParentNamespace()
{
const string source = @"
namespace A.B.C
{
using System;
public class Test {/*here*/}
}";
var document = GetTestDocument(source);
int position = source.IndexOf("/*here*/");
var newDoc = new NamespaceResolver().AddNamespaceImportAsync("A.B.Csmth.D.E", document, position, CancellationToken.None).Result;
var newDocText = newDoc.GetTextAsync().Result.ToString();
Assert.That(newDocText, Does.Not.Contain("using A.B.Csmth.D.E;"));
Assert.That(newDocText, Does.Contain("using Csmth.D.E;"));
}
public void ShouldAddUsingInsideNamespaceIfUsingsArePresent()
{
const string source = @"
namespace ns.something
{
using System;
public class Test {/*here*/}
}";
var document = GetTestDocument(source);
int position = source.IndexOf("/*here*/");
var newDoc = new NamespaceResolver().AddNamespaceImportAsync("System.Collections", document, position, CancellationToken.None).Result;
var newDocText = newDoc.GetTextAsync().Result.ToString();
Assert.That(newDocText, Does.Contain("using System.Collections;"));
Assert.That(newDocText.IndexOf("using System.Collections;"),
Is.GreaterThan(newDocText.IndexOf("namespace ns.something")));
}