public void ToStringWithNoPropertiesAddedReturnsEmptyString()
        {
            // Arrange
            var propertiesCollection = new PropertiesCollection();

            // Act
            var propertiesCollectionAsString = propertiesCollection.ToString();

            // Assert
            Assert.Equal(string.Empty, propertiesCollectionAsString);
        }
        public void ToStringWithSinglePropertyAddedReturnsThatProperty()
        {
            // Arrange
            var propertiesCollection = new PropertiesCollection();

            propertiesCollection.Add("Movie.Id");

            // Act
            var propertiesCollectionAsString = propertiesCollection.ToString();

            // Assert
            Assert.Equal("Movie.Id", propertiesCollectionAsString);
        }
        public void ToStringWithMultiplePropertiesAddedReturnsPropertiesSeparatedByCommas()
        {
            // Arrange
            var propertiesCollection = new PropertiesCollection();

            propertiesCollection.Add("Movie.Id");
            propertiesCollection.Add("Movie.Title");

            // Act
            var propertiesCollectionAsString = propertiesCollection.ToString();

            // Assert
            Assert.Equal("Movie.Id,Movie.Title", propertiesCollectionAsString);
        }
        public void ToStringWithMultiplePropertiesAddedReturnsPropertiesSeparatedByCommas()
        {
            // Arrange
            var propertiesCollection = new PropertiesCollection();
            propertiesCollection.Add("Movie.Id");
            propertiesCollection.Add("Movie.Title");

            // Act
            var propertiesCollectionAsString = propertiesCollection.ToString();

            // Assert
            Assert.Equal("Movie.Id,Movie.Title", propertiesCollectionAsString);
        }
        public void ToStringWithSinglePropertyAddedReturnsThatProperty()
        {
            // Arrange
            var propertiesCollection = new PropertiesCollection();
            propertiesCollection.Add("Movie.Id");

            // Act
            var propertiesCollectionAsString = propertiesCollection.ToString();

            // Assert
            Assert.Equal("Movie.Id", propertiesCollectionAsString);
        }
        public void ToStringWithNoPropertiesAddedReturnsEmptyString()
        {
            // Arrange
            var propertiesCollection = new PropertiesCollection();

            // Act
            var propertiesCollectionAsString = propertiesCollection.ToString();

            // Assert
            Assert.Equal(string.Empty, propertiesCollectionAsString);
        }