// Copyright (C) Stichting Deltares 2017. All rights reserved.
//
// This file is part of Ringtoets.
//
// Ringtoets is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// All names, logos, and references to "Deltares" are registered trademarks of
// Stichting Deltares and remain full property of Stichting Deltares at all times.
// All rights reserved.

using System;
using System.Collections.Generic;
using System.Linq;
using Core.Common.TestUtil;
using NUnit.Framework;
using Ringtoets.Integration.IO.Assembly;
using Ringtoets.Integration.IO.TestUtil;

namespace Ringtoets.Integration.IO.Test.Assembly
{
    [TestFixture]
    public class ExportableFailureMechanismTest
    {
        [Test]
        public void Constructor_FailureMechanismAssemblyResultNull_ThrowsArgumentNullException()
        {
            // Setup
            var random = new Random(21);
            IEnumerable<ExportableAggregatedFailureMechanismSectionAssemblyResultBase> sectionAssemblyResults =
                Enumerable.Empty<ExportableAggregatedFailureMechanismSectionAssemblyResultBase>();
            var code = random.NextEnumValue<ExportableFailureMechanismType>();
            var group = random.NextEnumValue<ExportableFailureMechanismGroup>();

            // Call
            TestDelegate call = () => new ExportableFailureMechanism<ExportableFailureMechanismAssemblyResult>(
                null, Enumerable.Empty<ExportableFailureMechanismSection>(), sectionAssemblyResults, code, group);

            // Assert
            var exception = Assert.Throws<ArgumentNullException>(call);
            Assert.AreEqual("failureMechanismAssembly", exception.ParamName);
        }

        [Test]
        public void Constructor_SectionsNull_ThrowsArgumentNullException()
        {
            // Setup
            var random = new Random(21);
            IEnumerable<ExportableAggregatedFailureMechanismSectionAssemblyResultBase> sectionAssemblyResults =
                Enumerable.Empty<ExportableAggregatedFailureMechanismSectionAssemblyResultBase>();
            var code = random.NextEnumValue<ExportableFailureMechanismType>();
            var group = random.NextEnumValue<ExportableFailureMechanismGroup>();

            // Call
            TestDelegate call = () => new ExportableFailureMechanism<ExportableFailureMechanismAssemblyResult>(
                ExportableFailureMechanismAssemblyResultTestFactory.CreateFailureMechanismAssemblyResultWithoutProbability(),
                null, sectionAssemblyResults, code, group);

            // Assert
            var exception = Assert.Throws<ArgumentNullException>(call);
            Assert.AreEqual("sections", exception.ParamName);
        }

        [Test]
        public void Constructor_SectionAssemblyResultsNull_ThrowsArgumentNullException()
        {
            // Setup
            var random = new Random(21);
            IEnumerable<ExportableFailureMechanismSection> sections = Enumerable.Empty<ExportableFailureMechanismSection>();
            var code = random.NextEnumValue<ExportableFailureMechanismType>();
            var group = random.NextEnumValue<ExportableFailureMechanismGroup>();

            // Call
            TestDelegate call = () => new ExportableFailureMechanism<ExportableFailureMechanismAssemblyResult>(
                ExportableFailureMechanismAssemblyResultTestFactory.CreateFailureMechanismAssemblyResultWithoutProbability(),
                sections, null, code, group);

            // Assert
            var exception = Assert.Throws<ArgumentNullException>(call);
            Assert.AreEqual("sectionAssemblyResults", exception.ParamName);
        }

        [Test]
        public void Constructor_WithValidArguments_ExpectedValues()
        {
            // Setup
            var random = new Random(21);
            ExportableFailureMechanismAssemblyResult failureMechanismAssembly =
                ExportableFailureMechanismAssemblyResultTestFactory.CreateFailureMechanismAssemblyResultWithoutProbability();
            IEnumerable<ExportableFailureMechanismSection> sections = Enumerable.Empty<ExportableFailureMechanismSection>();
            IEnumerable<ExportableAggregatedFailureMechanismSectionAssemblyResultBase> sectionAssemblyResults =
                Enumerable.Empty<ExportableAggregatedFailureMechanismSectionAssemblyResultBase>();
            var code = random.NextEnumValue<ExportableFailureMechanismType>();
            var group = random.NextEnumValue<ExportableFailureMechanismGroup>();

            // Call
            var failureMechanism = new ExportableFailureMechanism<ExportableFailureMechanismAssemblyResult>(
                failureMechanismAssembly, sections, sectionAssemblyResults, code, group);

            // Assert
            Assert.AreSame(failureMechanismAssembly, failureMechanism.FailureMechanismAssembly);
            Assert.AreSame(sections, failureMechanism.Sections);
            Assert.AreSame(sectionAssemblyResults, failureMechanism.SectionAssemblyResults);
            Assert.AreEqual(code, failureMechanism.Code);
            Assert.AreEqual(group, failureMechanism.Group);
        }
    }
}