public void CanExecuteReturnsTrueIfDisplayListIsNotEmpty()
 {
     ExportToListCommand sut = new ExportToListCommand();
     Assert.True(sut.CanExecute(new List<SourceImageFile> { new SourceImageFile() }));
 }
 public void InvokingCanExecuteWithNullParameterReturnsFalse()
 {
     ExportToListCommand sut = new ExportToListCommand();
     Assert.False(sut.CanExecute(null));
 }
 public void CanExecuteReturnsFalseIfDisplayListIsEmpty()
 {
     ExportToListCommand sut = new ExportToListCommand();
     Assert.False(sut.CanExecute(new List<SourceImageFile>()));
 }