public void BindingContext_CopyTo_Invoke_Success()
{
var context = new SubBindingContext();
using var source = new BindingSource();
var dataSource = new DataSource();
context.Add(dataSource, source.CurrencyManager);
var array = new object[] { 1, 2, 3 };
((ICollection)context).CopyTo(array, 1);
Assert.Equal(1, array[0]);
Assert.NotNull(Assert.IsType <DictionaryEntry>(array[1]).Key);
Assert.Equal(source.CurrencyManager, Assert.IsType <WeakReference>(Assert.IsType <DictionaryEntry>(array[1]).Value).Target);
Assert.Equal(3, array[2]);
}
public void BindingContext_AddCore_Invoke_GetReturnsExpected()
{
var context = new SubBindingContext();
var source1 = new BindingSource();
var source2 = new BindingSource();
var dataSource = new DataSource();
context.AddCore(dataSource, source1.CurrencyManager);
Assert.Single(context);
Assert.Same(source1.CurrencyManager, context[dataSource]);
Assert.Same(source1.CurrencyManager, context[dataSource, null]);
Assert.Same(source1.CurrencyManager, context[dataSource, string.Empty]);
// Set new value.
context.AddCore(dataSource, source2.CurrencyManager);
Assert.Single(context);
Assert.Same(source2.CurrencyManager, context[dataSource]);
Assert.Same(source2.CurrencyManager, context[dataSource, null]);
Assert.Same(source2.CurrencyManager, context[dataSource, string.Empty]);
}
public void BindingContext_Contains_DataSourceDataMember_ReturnsExpected()
{
var context = new SubBindingContext();
using var source = new BindingSource();
var dataSource1 = new DataSource();
var dataSource2 = new DataSource();
context.Add(dataSource1, source.CurrencyManager);
Assert.NotNull(context[dataSource2, "Property"]);
Assert.True(context.Contains(dataSource1, null));
Assert.True(context.Contains(dataSource1, string.Empty));
Assert.False(context.Contains(dataSource1, "Property"));
Assert.True(context.Contains(dataSource2, null));
Assert.True(context.Contains(dataSource2, string.Empty));
Assert.True(context.Contains(dataSource2, "Property"));
Assert.True(context.Contains(dataSource2, "property"));
Assert.False(context.Contains(dataSource2, "NoSuchProperty"));
Assert.False(context.Contains(1, "Property"));
}
public void BindingContext_RemoveCore_NullDataSource_ThrowsArgumentNullException()
{
var context = new SubBindingContext();
Assert.Throws <ArgumentNullException>("dataSource", () => context.RemoveCore(null));
}
public void BindingContext_AddCore_NullListManager_ThrowsArgumentNullException()
{
var context = new SubBindingContext();
Assert.Throws <ArgumentNullException>("listManager", () => context.AddCore(1, null));
}
