doctor enhancements, setup, enhancements, ui functionality and design consolidation and , test projects fixes , product advisory attestation/rekor and delta verfications enhancements
This commit is contained in:
master
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using FluentAssertions;
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using Microsoft.Extensions.Logging.Abstractions;
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using Microsoft.Extensions.Time.Testing;
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using StellaOps.Scanner.Reachability.Slices;
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using Xunit;
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namespace StellaOps.Scanner.Reachability.Tests.Slices;
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/// <summary>
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/// Unit tests for <see cref="InMemorySliceCache"/> with proper timer testing using FakeTimeProvider.
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/// </summary>
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[Trait("Category", "Unit")]
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public sealed class InMemorySliceCacheTests : IDisposable
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{
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private readonly FakeTimeProvider _timeProvider;
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private readonly InMemorySliceCache _cache;
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public InMemorySliceCacheTests()
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{
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_timeProvider = new FakeTimeProvider(new DateTimeOffset(2026, 1, 18, 12, 0, 0, TimeSpan.Zero));
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_cache = new InMemorySliceCache(
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NullLogger<InMemorySliceCache>.Instance,
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_timeProvider);
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}
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public void Dispose()
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{
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_cache.Dispose();
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}
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[Fact]
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public async Task TryGetAsync_WithValidEntry_ReturnsValue()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromHours(1));
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().NotBeNull();
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retrieved!.SliceDigest.Should().Be("digest1");
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}
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[Fact]
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public async Task TryGetAsync_WithExpiredEntry_ReturnsNull()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromMinutes(30));
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// Advance time past expiration
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_timeProvider.Advance(TimeSpan.FromMinutes(31));
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().BeNull();
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}
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[Fact]
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public async Task TryGetAsync_BeforeExpiration_ReturnsValue()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromHours(1));
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// Advance time but not past expiration
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_timeProvider.Advance(TimeSpan.FromMinutes(59));
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().NotBeNull();
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}
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[Fact]
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public async Task SetAsync_OverwritesExistingEntry()
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{
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// Arrange
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var result1 = CreateTestResult("digest1");
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var result2 = CreateTestResult("digest2");
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await _cache.SetAsync("key1", result1, TimeSpan.FromHours(1));
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// Act
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await _cache.SetAsync("key1", result2, TimeSpan.FromHours(1));
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().NotBeNull();
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retrieved!.SliceDigest.Should().Be("digest2");
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}
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[Fact]
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public async Task TryGetAsync_NonExistentKey_ReturnsNull()
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{
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// Act
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var retrieved = await _cache.TryGetAsync("nonexistent");
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// Assert
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retrieved.Should().BeNull();
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}
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[Fact]
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public async Task GetStatistics_ReturnsAccurateStats()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromHours(1));
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// Act - hit
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await _cache.TryGetAsync("key1");
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// Act - miss
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await _cache.TryGetAsync("nonexistent");
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var stats = _cache.GetStatistics();
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// Assert
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stats.HitCount.Should().Be(1);
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stats.MissCount.Should().Be(1);
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stats.EntryCount.Should().Be(1);
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}
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[Fact]
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public async Task EvictionTimer_AdvanceTime_EvictsExpiredEntries()
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{
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// Arrange - add entries with short TTL
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromSeconds(30));
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// Advance time to trigger eviction timer (60 seconds interval)
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_timeProvider.Advance(TimeSpan.FromSeconds(61));
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// Allow the timer callback to complete
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await Task.Delay(50);
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert - should be evicted
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retrieved.Should().BeNull();
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}
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private static CachedSliceResult CreateTestResult(string digest) => new()
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{
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SliceDigest = digest,
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Verdict = "safe",
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Confidence = 0.95,
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PathWitnesses = new List<string> { "path1", "path2" },
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CachedAt = DateTimeOffset.UtcNow
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};
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}
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@@ -0,0 +1,174 @@
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using FluentAssertions;
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using Microsoft.Extensions.Options;
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using Microsoft.Extensions.Time.Testing;
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using StellaOps.Scanner.Reachability.Slices;
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using Xunit;
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namespace StellaOps.Scanner.Reachability.Tests.Slices;
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/// <summary>
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/// Unit tests for <see cref="SliceCache"/> with proper timer testing using FakeTimeProvider.
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/// </summary>
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[Trait("Category", "Unit")]
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public sealed class SliceCacheTests : IDisposable
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{
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private readonly FakeTimeProvider _timeProvider;
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private readonly SliceCache _cache;
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public SliceCacheTests()
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{
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_timeProvider = new FakeTimeProvider(new DateTimeOffset(2026, 1, 18, 12, 0, 0, TimeSpan.Zero));
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var options = Options.Create(new SliceCacheOptions
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{
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Enabled = true,
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Ttl = TimeSpan.FromHours(1),
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MaxItems = 100
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});
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_cache = new SliceCache(options, _timeProvider);
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}
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public void Dispose()
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{
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_cache.Dispose();
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}
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[Fact]
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public async Task TryGetAsync_WithValidEntry_ReturnsValue()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromHours(1));
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().NotBeNull();
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retrieved!.SliceDigest.Should().Be("digest1");
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}
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[Fact]
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public async Task TryGetAsync_WhenDisabled_ReturnsNull()
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{
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// Arrange
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var options = Options.Create(new SliceCacheOptions { Enabled = false });
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using var cache = new SliceCache(options, _timeProvider);
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var result = CreateTestResult("digest1");
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await cache.SetAsync("key1", result, TimeSpan.FromHours(1));
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// Act
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var retrieved = await cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().BeNull();
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}
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[Fact]
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public async Task TryGetAsync_WithExpiredEntry_ReturnsNull()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromMinutes(30));
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// Advance time past expiration
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_timeProvider.Advance(TimeSpan.FromMinutes(31));
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().BeNull();
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}
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[Fact]
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public async Task TryGetAsync_BeforeExpiration_ReturnsValue()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromHours(1));
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// Advance time but not past expiration
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_timeProvider.Advance(TimeSpan.FromMinutes(59));
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert
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retrieved.Should().NotBeNull();
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}
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[Fact]
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public async Task SetAsync_ExceedsMaxItems_EvictsOldest()
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{
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// Arrange - create cache with small max
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var options = Options.Create(new SliceCacheOptions
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{
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Enabled = true,
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MaxItems = 10,
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Ttl = TimeSpan.FromHours(1)
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});
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using var cache = new SliceCache(options, _timeProvider);
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// Add items up to max
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for (int i = 0; i < 10; i++)
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{
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await cache.SetAsync($"key{i}", CreateTestResult($"digest{i}"), TimeSpan.FromHours(1));
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_timeProvider.Advance(TimeSpan.FromSeconds(1)); // Ensure different access times
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}
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// Act - add one more, should trigger eviction
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await cache.SetAsync("key_new", CreateTestResult("digest_new"), TimeSpan.FromHours(1));
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// Assert - new item should be present
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var retrieved = await cache.TryGetAsync("key_new");
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retrieved.Should().NotBeNull();
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}
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[Fact]
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public async Task EvictionTimer_AdvanceTime_EvictsExpiredEntries()
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{
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// Arrange - add entry with short TTL
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromSeconds(30));
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// Advance time past eviction timer interval (1 minute)
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_timeProvider.Advance(TimeSpan.FromMinutes(1.5));
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// Allow timer callback to complete
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await Task.Delay(50);
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// Act
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var retrieved = await _cache.TryGetAsync("key1");
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// Assert - should be evicted
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retrieved.Should().BeNull();
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}
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[Fact]
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public async Task GetStatistics_ReturnsAccurateHitMissCount()
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{
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// Arrange
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var result = CreateTestResult("digest1");
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await _cache.SetAsync("key1", result, TimeSpan.FromHours(1));
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// Act
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await _cache.TryGetAsync("key1"); // hit
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await _cache.TryGetAsync("key1"); // hit
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await _cache.TryGetAsync("nonexistent"); // miss
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var stats = _cache.GetStatistics();
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// Assert
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stats.HitCount.Should().Be(2);
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stats.MissCount.Should().Be(1);
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}
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private static CachedSliceResult CreateTestResult(string digest) => new()
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{
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SliceDigest = digest,
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Verdict = "safe",
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Confidence = 0.95,
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PathWitnesses = new List<string> { "path1", "path2" },
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CachedAt = DateTimeOffset.UtcNow
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};
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}
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@@ -11,8 +11,9 @@
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<PackageReference Include="FsCheck" />
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<PackageReference Include="FsCheck.Xunit.v3" />
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<PackageReference Include="JsonSchema.Net" />
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<PackageReference Include="Moq" />
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</ItemGroup>
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<PackageReference Include="Microsoft.Extensions.TimeProvider.Testing" />
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<PackageReference Include="Moq" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\..\__Libraries\StellaOps.Scanner.Reachability\StellaOps.Scanner.Reachability.csproj" />
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