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using System;
using System.IO;
using System.Linq;
using EduVpnCommon;
using NUnit.Framework;
namespace EduVpnCommonTests
{
[TestFixture(TestOf = typeof(Discovery)), Parallelizable]
public class VerifyTests
{
// Relative to e.g. EduVpnCommonTests/bin/Debug/net5.0
readonly string testDataDir_ = $"{TestContext.CurrentContext.TestDirectory}/../../../../../../test_data";
[OneTimeSetUp]
public void OneTimeSetUp() =>
Discovery.InsecureTestingSetExtraKey(File.ReadLines($"{testDataDir_}/dummy/public.key").Last());
[Test]
[TestCase("dummy/server_list.json.minisig", "dummy/server_list.json", "server_list.json")]
[TestCase("dummy/organization_list.json.minisig", "dummy/organization_list.json", "organization_list.json")]
public void TestValid(string sigFile, string jsonFile, string expectedFileName) =>
Discovery.Verify(
File.ReadAllBytes($"{testDataDir_}/{sigFile}"),
File.ReadAllBytes($"{testDataDir_}/{jsonFile}"),
expectedFileName,
DateTimeOffset.UnixEpoch);
[Test]
[TestCase("dummy/server_list.json.minisig", "dummy/server_list.json", "server_list.json")]
public void TestValidSegment(string sigFile, string jsonFile, string expectedFileName)
{
var bytes = new byte[] { 1, 2, 3 }.Concat(File.ReadAllBytes($"{testDataDir_}/{jsonFile}"))
.Concat(new byte[] { 1, 2, 3 }).ToArray();
Discovery.Verify(
File.ReadAllBytes($"{testDataDir_}/{sigFile}"),
new(bytes, 3, bytes.Length - 3 - 3),
expectedFileName,
DateTimeOffset.UnixEpoch);
}
[Test]
[TestCase("dummy/random.txt", "dummy/server_list.json", "server_list.json")]
public void TestInvalidSignature(string sigFile, string jsonFile, string expectedFileName) =>
Assert.Throws(Is.TypeOf<VerifyException>()
.And.Property(nameof(VerifyException.Code)).EqualTo(VerifyErrorCode.ErrInvalidSignature),
() => Discovery.Verify(
File.ReadAllBytes($"{testDataDir_}/{sigFile}"),
File.ReadAllBytes($"{testDataDir_}/{jsonFile}"),
expectedFileName,
DateTimeOffset.UnixEpoch));
[Test]
[TestCase("dummy/server_list.json.wrong_key.minisig", "dummy/server_list.json", "server_list.json")]
public void TestWrongKey(string sigFile, string jsonFile, string expectedFileName) =>
Assert.Throws(Is.TypeOf<VerifyException>()
.And.Property(nameof(VerifyException.Code)).EqualTo(VerifyErrorCode.ErrInvalidSignatureUnknownKey),
() => Discovery.Verify(
File.ReadAllBytes($"{testDataDir_}/{sigFile}"),
File.ReadAllBytes($"{testDataDir_}/{jsonFile}"),
expectedFileName,
DateTimeOffset.UnixEpoch));
[Test]
[TestCase("dummy/server_list.json.minisig", "dummy/server_list.json", "server_list.json")]
public void TestOldSignature(string sigFile, string jsonFile, string expectedFileName) =>
Assert.Throws(Is.TypeOf<VerifyException>()
.And.Property(nameof(VerifyException.Code)).EqualTo(VerifyErrorCode.ErrTooOld),
() => Discovery.Verify(
File.ReadAllBytes($"{testDataDir_}/{sigFile}"),
File.ReadAllBytes($"{testDataDir_}/{jsonFile}"),
expectedFileName,
DateTimeOffset.MaxValue));
[Test]
[TestCase("dummy/other_list.json.minisig", "dummy/other_list.json", "other_list.json")]
public void TestUnknownExpectedFile(string sigFile, string jsonFile, string expectedFileName) =>
Assert.Throws<ArgumentException>(
() => Discovery.Verify(
File.ReadAllBytes($"{testDataDir_}/{sigFile}"),
File.ReadAllBytes($"{testDataDir_}/{jsonFile}"),
expectedFileName,
DateTimeOffset.UnixEpoch));
}
}
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