Test_IUniqueKeyedCollectionRSG_AsImplicitUniqueKeyedCollection()
{
Print( "Make an implicit collection out of an explicit one" );
IImplicitUniqueKeyedCollectionRSG< string, int > c
= new SCG.Dictionary< string, int >()
.AsHalfdecentCollection()
.AsImplicitUniqueKeyedCollection( i => i.ToString() );
Print( "Add() an item and check" );
c.Add( 1 );
Assert( c.Count == 1 );
Assert( c.Contains( "1" ) );
Assert( c.Get( "1" ) == 1 );
Print( "Add() another item and check" );
c.Add( 2 );
Assert( c.Count == 2 );
Assert( c.Contains( "2" ) );
Assert( c.Get( "2" ) == 2 );
Print( "Remove() an item and check" );
c.Remove( "1" );
Assert( c.Count == 1 );
Assert( c.Contains( "2" ) );
Assert( c.Get( "2" ) == 2 );
Print( "Add() item with duplicate key throws RTypeException" );
Expect(
e => RTypeException.Match<
NonExistingKeyIn< string, int > >(
e ),
() => c.Add( 2 ) );
}
Test_CollectionFromSystemDictionaryAdapter()
{
Print( "Adapt a new dictionary" );
IUniqueKeyedCollectionRCSG< string, int > c =
new SCG.Dictionary< string, int >()
.AsHalfdecentCollection();
Print( "Check that it's empty" );
Assert( c.Count == 0 );
Print( ".Add() and check" );
c.Add( "1", 1 );
Assert( c.Count == 1 );
Assert( c.Contains( "1" ) );
Assert( c.Get( "1" ) == 1 );
Print( ".Add() and check" );
c.Add( "2", 2 );
Assert( c.Count == 2 );
Assert( c.Contains( "2" ) );
Assert( c.Get( "2" ) == 2 );
Print( ".Add() and check" );
c.Add( "3", 3 );
Assert( c.Count == 3 );
Assert( c.Contains( "3" ) );
Assert( c.Get( "3" ) == 3 );
Print( ".Replace() and check" );
c.Replace( "2", 22 );
Assert( c.Count == 3 );
Assert( c.Contains( "2" ) );
Assert( c.Get( "2" ) == 22 );
Print( ".Remove() and check" );
c.Remove( "2" );
Assert( c.Count == 2 );
Assert( !c.Contains( "2" ) );
Expect(
e => RTypeException.Match(
e,
(vr,f) => vr.Equals( f.Down().Parameter( "key" ) ),
rt => rt.Equals( new ExistingKeyIn< string, int >( c ) ) ),
() => c.Get( "2" ) );
}
