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using System;
using System.IO;
using System.Text.RegularExpressions;
using LibGit2Sharp.Tests.TestHelpers;
using Xunit;
namespace LibGit2Sharp.Tests
{
public class ConfigurationFixture : BaseFixture
{
private static void AssertValueInLocalConfigFile(string repoPath, string regex)
{
var configFilePath = Path.Combine(repoPath, "config");
AssertValueInConfigFile(configFilePath, regex);
}
private static void AssertValueInConfigFile(string configFilePath, string regex)
{
var text = File.ReadAllText(configFilePath);
var r = new Regex(regex, RegexOptions.Multiline).Match(text);
Assert.True(r.Success, text);
}
private static string RetrieveGlobalConfigLocation()
{
string[] variables = { "HOME", "USERPROFILE", };
foreach (string variable in variables)
{
string potentialLocation = Environment.GetEnvironmentVariable(variable);
if (string.IsNullOrEmpty(potentialLocation))
{
continue;
}
string potentialPath = Path.Combine(potentialLocation, ".gitconfig");
if (File.Exists(potentialPath))
{
return potentialPath;
}
}
throw new InvalidOperationException("Unable to determine the location of '.gitconfig' file.");
}
private static void AssertValueInGlobalConfigFile(string regex)
{
string configFilePath = RetrieveGlobalConfigLocation();
AssertValueInConfigFile(configFilePath, regex);
}
[Fact]
public void CanDeleteConfiguration()
{
var path = BuildTemporaryCloneOfTestRepo(StandardTestRepoPath);
using (var repo = new Repository(path.RepositoryPath))
{
repo.Config.Get<bool>("unittests.boolsetting", false).ShouldBeFalse();
repo.Config.Set("unittests.boolsetting", true);
repo.Config.Get<bool>("unittests.boolsetting", false).ShouldBeTrue();
repo.Config.Delete("unittests.boolsetting");
repo.Config.Get<bool>("unittests.boolsetting", false).ShouldBeFalse();
}
}
[SkippableFact]
public void CanGetGlobalStringValue()
{
using (var repo = new Repository(StandardTestRepoPath))
{
InconclusiveIf(() => !repo.Config.HasGlobalConfig, "No Git global configuration available");
repo.Config.Get<string>("user.name", null).ShouldNotBeNull();
}
}
[SkippableFact]
public void CanGetGlobalStringValueWithoutRepo()
{
using (var config = new Configuration())
{
InconclusiveIf(() => !config.HasGlobalConfig, "No Git global configuration available");
config.Get<string>("user.name", null).ShouldNotBeNull();
}
}
[Fact]
public void CanReadBooleanValue()
{
using (var repo = new Repository(StandardTestRepoPath))
{
Assert.True(repo.Config.Get<bool>("core.ignorecase", false));
Assert.True(repo.Config.Get<bool>("core", "ignorecase", false));
}
}
[Fact]
public void CanReadIntValue()
{
using (var repo = new Repository(StandardTestRepoPath))
{
Assert.Equal(2, repo.Config.Get<int>("unittests.intsetting", 42));
Assert.Equal(2, repo.Config.Get<int>("unittests", "intsetting", 42));
}
}
[Fact]
public void CanReadLongValue()
{
using (var repo = new Repository(StandardTestRepoPath))
{
Assert.Equal(15234, repo.Config.Get<long>("unittests.longsetting", 42));
Assert.Equal(15234, repo.Config.Get<long>("unittests", "longsetting", 42));
}
}
[Fact]
public void CanReadStringValue()
{
using (var repo = new Repository(StandardTestRepoPath))
{
Assert.Equal("+refs/heads/*:refs/remotes/origin/*", repo.Config.Get<string>("remote.origin.fetch", null));
Assert.Equal("+refs/heads/*:refs/remotes/origin/*", repo.Config.Get<string>("remote", "origin", "fetch", null));
}
}
[Fact]
public void CanSetBooleanValue()
{
var path = BuildTemporaryCloneOfTestRepo(StandardTestRepoPath);
using (var repo = new Repository(path.RepositoryPath))
{
repo.Config.Set("unittests.boolsetting", true);
AssertValueInLocalConfigFile(path.RepositoryPath, "boolsetting = true$");
}
}
[SkippableFact]
public void CanSetGlobalStringValue()
{
using (var repo = new Repository(StandardTestRepoPath))
{
InconclusiveIf(() => !repo.Config.HasGlobalConfig, "No Git global configuration available");
var existing = repo.Config.Get<string>("user.name", null);
existing.ShouldNotBeNull();
try
{
repo.Config.Set("user.name", "Unit Test", ConfigurationLevel.Global);
AssertValueInGlobalConfigFile("name = Unit Test$");
}
finally
{
repo.Config.Set("user.name", existing, ConfigurationLevel.Global);
}
}
}
[SkippableFact]
public void CanSetGlobalStringValueWithoutRepo()
{
using(var config = new Configuration())
{
InconclusiveIf(() => !config.HasGlobalConfig, "No Git global configuration available");
var existing = config.Get<string>("user.name", null);
existing.ShouldNotBeNull();
try
{
config.Set("user.name", "Unit Test", ConfigurationLevel.Global);
AssertValueInGlobalConfigFile("name = Unit Test$");
}
finally
{
config.Set("user.name", existing, ConfigurationLevel.Global);
}
}
}
[Fact]
public void SettingLocalConfigurationOutsideAReposThrows()
{
using (var config = new Configuration())
{
Assert.Throws<LibGit2Exception>(() => config.Set("unittests.intsetting", 3));
}
}
[Fact]
public void CanSetIntValue()
{
var path = BuildTemporaryCloneOfTestRepo(StandardTestRepoPath);
using (var repo = new Repository(path.RepositoryPath))
{
repo.Config.Set("unittests.intsetting", 3);
AssertValueInLocalConfigFile(path.RepositoryPath, "intsetting = 3$");
}
}
[Fact]
public void CanSetLongValue()
{
var path = BuildTemporaryCloneOfTestRepo(StandardTestRepoPath);
using (var repo = new Repository(path.RepositoryPath))
{
repo.Config.Set("unittests.longsetting", (long)451);
AssertValueInLocalConfigFile(path.RepositoryPath, "longsetting = 451");
}
}
[Fact]
public void CanSetStringValue()
{
var path = BuildTemporaryCloneOfTestRepo(StandardTestRepoPath);
using (var repo = new Repository(path.RepositoryPath))
{
repo.Config.Set("unittests.stringsetting", "val");
AssertValueInLocalConfigFile(path.RepositoryPath, "stringsetting = val$");
}
}
[Fact]
public void CanSetAndReadUnicodeStringValue()
{
var path = BuildTemporaryCloneOfTestRepo(StandardTestRepoPath);
using (var repo = new Repository(path.RepositoryPath))
{
repo.Config.Set("unittests.stringsetting", "Juliën");
AssertValueInLocalConfigFile(path.RepositoryPath, "stringsetting = Juliën$");
string val = repo.Config.Get("unittests.stringsetting", "");
val.ShouldEqual("Juliën");
}
// Make sure the change is permanent
using (var repo = new Repository(path.RepositoryPath))
{
string val = repo.Config.Get("unittests.stringsetting", "");
val.ShouldEqual("Juliën");
}
}
[Fact]
public void ReadingUnsupportedTypeThrows()
{
using (var repo = new Repository(StandardTestRepoPath))
{
Assert.Throws<ArgumentException>(() => repo.Config.Get<short>("unittests.setting", 42));
Assert.Throws<ArgumentException>(() => repo.Config.Get<Configuration>("unittests.setting", null));
}
}
[Fact]
public void ReadingValueThatDoesntExistReturnsDefault()
{
using (var repo = new Repository(StandardTestRepoPath))
{
repo.Config.Get<string>("unittests.ghostsetting", null).ShouldBeNull();
repo.Config.Get<int>("unittests.ghostsetting", 0).ShouldEqual(0);
repo.Config.Get<long>("unittests.ghostsetting", 0L).ShouldEqual(0L);
repo.Config.Get<bool>("unittests.ghostsetting", false).ShouldBeFalse();
repo.Config.Get("unittests.ghostsetting", "42").ShouldEqual("42");
repo.Config.Get("unittests.ghostsetting", 42).ShouldEqual(42);
repo.Config.Get("unittests.ghostsetting", 42L).ShouldEqual(42L);
repo.Config.Get("unittests.ghostsetting", true).ShouldBeTrue();
}
}
[Fact]
public void SettingUnsupportedTypeThrows()
{
using (var repo = new Repository(StandardTestRepoPath))
{
Assert.Throws<ArgumentException>(() => repo.Config.Set("unittests.setting", (short)123));
Assert.Throws<ArgumentException>(() => repo.Config.Set("unittests.setting", repo.Config));
}
}
}
}
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