using System.IO;
using System.Xml;
using NUnit.Framework;
using winsw;
using winswTests.Util;

namespace winswTests.Configuration
{
    /// <summary>
    /// Tests example configuration files.
    /// The test uses a relative path to example files, which is based on the current project structure.
    /// </summary>
    [TestFixture]
    class ExamplesTest
    {
        [Test]
        public void AllOptionsConfigShouldDeclareDefaults()
        {
            ServiceDescriptor d = DoLoad("allOptions");

            Assert.AreEqual("myapp", d.Id);
            Assert.AreEqual("MyApp Service (powered by WinSW)", d.Caption);
            Assert.AreEqual("This service is a service created from a sample configuration", d.Description);
            Assert.AreEqual("%BASE%\\myExecutable.exe", d.Executable);

            ServiceDescriptorAssert.AssertAllOptionalPropertiesAreDefault(d);
        }

        [Test]
        public void MinimalConfigShouldDeclareDefaults()
        {
            ServiceDescriptor d = DoLoad("minimal");

            Assert.AreEqual("myapp", d.Id);
            Assert.AreEqual("MyApp Service (powered by WinSW)", d.Caption);
            Assert.AreEqual("This service is a service created from a minimal configuration", d.Description);
            Assert.AreEqual("%BASE%\\myExecutable.exe", d.Executable);

            ServiceDescriptorAssert.AssertAllOptionalPropertiesAreDefault(d);
        }

        private ServiceDescriptor DoLoad(string exampleName)
        {
            var dir = Directory.GetCurrentDirectory();
            string path = Path.GetFullPath(dir + "\\..\\..\\..\\..\\..\\..\\examples\\sample-" + exampleName + ".xml");
            if (!File.Exists(path))
            {
                throw new FileNotFoundException("Cannot find the XML file " + path, path);
            }

            XmlDocument dom = new XmlDocument();
            dom.Load(path);
            return new ServiceDescriptor(dom);
        }
    }
}