CloudinaryDotNet.Test.CloudinaryTest.TestResponsiveBreakpoints C# (CSharp) Method

        public void TestResponsiveBreakpoints()
        {
            var breakpoint = new ResponsiveBreakpoint().MaxImages(5).BytesStep(20)
                                .MinWidth(200).MaxWidth(1000).CreateDerived(false);

            var breakpoint2 = new ResponsiveBreakpoint().Transformation(new Transformation().Width(0.9).Crop("scale").Radius(50)).MaxImages(4).BytesStep(20)
                                .MinWidth(100).MaxWidth(900).CreateDerived(false);
            // An array of breakpoints
            ImageUploadParams uploadParams = new ImageUploadParams()
            {
                File = new FileDescription(m_testImagePath),
                PublicId = "responsiveBreakpoint_id",
                Tags = "test",
                ResponsiveBreakpoints = new List<ResponsiveBreakpoint> { breakpoint, breakpoint2 }
            };
            ImageUploadResult result = m_cloudinary.Upload(uploadParams);
            Assert.Null(result.Error);
            Assert.NotNull(result.ResponsiveBreakpoints, "result should include 'ResponsiveBreakpoints'");
            Assert.AreEqual(2, result.ResponsiveBreakpoints.Count);

            Assert.AreEqual(5, result.ResponsiveBreakpoints[0].Breakpoints.Count);
            Assert.AreEqual(1000, result.ResponsiveBreakpoints[0].Breakpoints[0].Width);
            Assert.AreEqual(200, result.ResponsiveBreakpoints[0].Breakpoints[4].Width);

            Assert.AreEqual(4, result.ResponsiveBreakpoints[1].Breakpoints.Count);
            Assert.AreEqual(900, result.ResponsiveBreakpoints[1].Breakpoints[0].Width);
            Assert.AreEqual(100, result.ResponsiveBreakpoints[1].Breakpoints[3].Width);

            // responsive breakpoints for Explicit()
            ExplicitParams exp = new ExplicitParams("responsiveBreakpoint_id")
            {
                EagerTransforms = new List<Transformation>() { new Transformation().Crop("scale").Width(2.0) },
                Type = "upload",
                ResponsiveBreakpoints = new List<ResponsiveBreakpoint> { breakpoint2.CreateDerived(true) }
            };

            ExplicitResult expResult = m_cloudinary.Explicit(exp);

            Assert.AreEqual(1, expResult.ResponsiveBreakpoints.Count);
            Assert.AreEqual(4, expResult.ResponsiveBreakpoints[0].Breakpoints.Count);
            Assert.AreEqual(900, expResult.ResponsiveBreakpoints[0].Breakpoints[0].Width);
            Assert.AreEqual(100, expResult.ResponsiveBreakpoints[0].Breakpoints[3].Width);
        }