GitPreparerTests.cs

namespace GitVersionExe.Tests
{
    using System.IO;
    using GitVersion;
    using LibGit2Sharp;
    using NUnit.Framework;

    [TestFixture]
    public class GitPreparerTests
    {
        public GitPreparerTests()
        {
            Logger.WriteInfo = s => { };
            Logger.WriteWarning = s => { };
            Logger.WriteError = s => { };
        }

        const string RemoteRepositoryUrl = "https://github.com/ParticularLabs/GitVersion.git";
        const string DefaultBranchName = "master";
        const string SpecificBranchName = "gh-pages";

        [Explicit]
        [TestCase(null, DefaultBranchName)]
        [TestCase(SpecificBranchName, SpecificBranchName)]
        public void WorksCorrectlyWithRemoteRepository(string branchName, string expectedBranchName)
        {
            var tempDir = Path.GetTempPath();

            var arguments = new Arguments
            {
                TargetPath = tempDir,
                TargetUrl = RemoteRepositoryUrl
            };

            if (!string.IsNullOrWhiteSpace(branchName))
            {
                arguments.TargetBranch = branchName;
            }

            var gitPreparer = new GitPreparer(arguments);
            var dynamicRepositoryPath = gitPreparer.Prepare();

            Assert.AreEqual(Path.Combine(tempDir, "_dynamicrepository", ".git"), dynamicRepositoryPath);
            Assert.IsTrue(gitPreparer.IsDynamicGitRepository);

            using (var repository = new Repository(dynamicRepositoryPath))
            {
                var currentBranch = repository.Head.CanonicalName;

                Assert.IsTrue(currentBranch.EndsWith(expectedBranchName));
            }
        }

        [Test]
        public void WorksCorrectlyWithLocalRepository()
        {
            var tempDir = Path.GetTempPath();

            var arguments = new Arguments
            {
                TargetPath = tempDir
            };

            var gitPreparer = new GitPreparer(arguments);
            var dynamicRepositoryPath = gitPreparer.Prepare();

            Assert.AreEqual(null, dynamicRepositoryPath);
            Assert.IsFalse(gitPreparer.IsDynamicGitRepository);
        }
    }
}