public void GitInstallation_CaseInsensitiveComparison()
{
List <Installation> list = new List <Installation>
{
new Installation(RuntimeContext.Default, @"C:\Program Files (x86)\Git", KnownDistribution.GitForWindows32v1),
new Installation(RuntimeContext.Default, @"C:\Program Files (x86)\Git", KnownDistribution.GitForWindows32v2),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git", KnownDistribution.GitForWindows32v1),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git", KnownDistribution.GitForWindows32v2),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git", KnownDistribution.GitForWindows64v2),
// ToLower versions
new Installation(RuntimeContext.Default, @"C:\Program Files (x86)\Git".ToLower(), KnownDistribution.GitForWindows32v1),
new Installation(RuntimeContext.Default, @"C:\Program Files (x86)\Git".ToLower(), KnownDistribution.GitForWindows32v2),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git".ToLower(), KnownDistribution.GitForWindows32v1),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git".ToLower(), KnownDistribution.GitForWindows32v2),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git".ToLower(), KnownDistribution.GitForWindows64v2),
// ToUpper versions
new Installation(RuntimeContext.Default, @"C:\Program Files (x86)\Git".ToUpper(), KnownDistribution.GitForWindows32v1),
new Installation(RuntimeContext.Default, @"C:\Program Files (x86)\Git".ToUpper(), KnownDistribution.GitForWindows32v2),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git".ToUpper(), KnownDistribution.GitForWindows32v1),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git".ToUpper(), KnownDistribution.GitForWindows32v2),
new Installation(RuntimeContext.Default, @"C:\Program Files\Git".ToUpper(), KnownDistribution.GitForWindows64v2),
};
HashSet <Installation> set = new HashSet <Installation>(list);
Assert.Equal(15, list.Count);
Assert.Equal(5, set.Count);
Assert.Equal(6, list.Where(x => x.Version == KnownDistribution.GitForWindows32v1).Count());
Assert.Equal(6, list.Where(x => x.Version == KnownDistribution.GitForWindows32v2).Count());
Assert.Equal(3, list.Where(x => x.Version == KnownDistribution.GitForWindows64v2).Count());
Assert.Equal(2, set.Where(x => x.Version == KnownDistribution.GitForWindows32v1).Count());
Assert.Equal(2, set.Where(x => x.Version == KnownDistribution.GitForWindows32v2).Count());
Assert.Single(set.Where(x => x.Version == KnownDistribution.GitForWindows64v2));
foreach (var v in Enum.GetValues(typeof(KnownDistribution)))
{
KnownDistribution kgd = (KnownDistribution)v;
var a = list.Where(x => x.Version == kgd);
Assert.True(a.All(x => x != a.First() || Installation.PathComparer.Equals(x.Cmd, a.First().Cmd)));
Assert.True(a.All(x => x != a.First() || Installation.PathComparer.Equals(x.Config, a.First().Config)));
Assert.True(a.All(x => x != a.First() || Installation.PathComparer.Equals(x.Git, a.First().Git)));
Assert.True(a.All(x => x != a.First() || Installation.PathComparer.Equals(x.Libexec, a.First().Libexec)));
Assert.True(a.All(x => x != a.First() || Installation.PathComparer.Equals(x.Sh, a.First().Sh)));
}
}
public bool FindGitInstallation(string path, KnownDistribution distro, out Installation installation)
{
installation = new Installation(Context, path, distro);
return(installation.IsValid());
}
internal Installation(string path, KnownDistribution version)
{
if (string.IsNullOrWhiteSpace(path))
{
throw new ArgumentNullException(nameof(path));
}
if (!CommonConfigPaths.ContainsKey(version))
{
throw new ArgumentOutOfRangeException(nameof(version));
}
if (!CommonCmdPaths.ContainsKey(version))
{
throw new ArgumentOutOfRangeException(nameof(version));
}
if (!CommonGitPaths.ContainsKey(version))
{
throw new ArgumentOutOfRangeException(nameof(version));
}
if (!CommonLibexecPaths.ContainsKey(version))
{
throw new ArgumentOutOfRangeException(nameof(version));
}
if (!CommonShPaths.ContainsKey(version))
{
throw new ArgumentOutOfRangeException(nameof(version));
}
if (!CommonDocPaths.ContainsKey(version))
{
throw new ArgumentOutOfRangeException(nameof(version));
}
path = path.TrimEnd('\\');
// Make sure the GitExeName isn't included as a part of the path.
if (path.EndsWith(AllVersionGitPath, StringComparison.OrdinalIgnoreCase))
{
path = path.Substring(0, path.Length - AllVersionGitPath.Length);
}
// Versions of git installation could have 2 binaries. One in the `bin` directory and the
// other in the `cmd` directory. Handle both scenarios.
if (path.EndsWith(AllVersionBinGitPath, StringComparison.OrdinalIgnoreCase))
{
path = path.Substring(0, path.Length - AllVersionBinGitPath.Length);
}
if (path.EndsWith(GitExeName, StringComparison.OrdinalIgnoreCase))
{
path = path.Substring(0, path.Length - GitExeName.Length);
}
// Trim off trailing '\' characters to increase compatibility.
path = path.TrimEnd('\\');
_path = path;
_distribution = version;
_cmd = null;
_config = null;
_doc = null;
_git = null;
_libexec = null;
_sh = null;
}