diff --git a/osu.Game.Tests/Beatmaps/BeatmapUpdaterMetadataLookupTest.cs b/osu.Game.Tests/Beatmaps/BeatmapUpdaterMetadataLookupTest.cs
index f1eab065c0..64f44c9922 100644
--- a/osu.Game.Tests/Beatmaps/BeatmapUpdaterMetadataLookupTest.cs
+++ b/osu.Game.Tests/Beatmaps/BeatmapUpdaterMetadataLookupTest.cs
@@ -28,6 +28,7 @@ namespace osu.Game.Tests.Beatmaps
         [Test]
         public void TestLocalCacheQueriedFirst()
         {
+            localCachedMetadataSourceMock.Setup(src => src.Available).Returns(true);
             localCachedMetadataSourceMock.Setup(src => src.Lookup(It.IsAny<BeatmapInfo>()))
                                          .Returns(new OnlineBeatmapMetadata { BeatmapID = 123456, BeatmapStatus = BeatmapOnlineStatus.Ranked });
             apiMetadataSourceMock.Setup(src => src.Available).Returns(true);
@@ -46,6 +47,7 @@ namespace osu.Game.Tests.Beatmaps
         [Test]
         public void TestAPIQueriedSecond()
         {
+            localCachedMetadataSourceMock.Setup(src => src.Available).Returns(true);
             localCachedMetadataSourceMock.Setup(src => src.Lookup(It.IsAny<BeatmapInfo>()))
                                          .Returns((OnlineBeatmapMetadata?)null);
             apiMetadataSourceMock.Setup(src => src.Available).Returns(true);
@@ -66,6 +68,7 @@ namespace osu.Game.Tests.Beatmaps
         [Test]
         public void TestPreferOnlineFetch()
         {
+            localCachedMetadataSourceMock.Setup(src => src.Available).Returns(true);
             localCachedMetadataSourceMock.Setup(src => src.Lookup(It.IsAny<BeatmapInfo>()))
                                          .Returns(new OnlineBeatmapMetadata { BeatmapID = 123456, BeatmapStatus = BeatmapOnlineStatus.Ranked });
             apiMetadataSourceMock.Setup(src => src.Available).Returns(true);
@@ -86,6 +89,7 @@ namespace osu.Game.Tests.Beatmaps
         [Test]
         public void TestPreferOnlineFetchFallsBackToLocalCacheIfOnlineSourceUnavailable()
         {
+            localCachedMetadataSourceMock.Setup(src => src.Available).Returns(true);
             localCachedMetadataSourceMock.Setup(src => src.Lookup(It.IsAny<BeatmapInfo>()))
                                          .Returns(new OnlineBeatmapMetadata { BeatmapID = 123456, BeatmapStatus = BeatmapOnlineStatus.Ranked });
             apiMetadataSourceMock.Setup(src => src.Available).Returns(false);
@@ -104,6 +108,7 @@ namespace osu.Game.Tests.Beatmaps
         [Test]
         public void TestMetadataLookupFailed()
         {
+            localCachedMetadataSourceMock.Setup(src => src.Available).Returns(true);
             localCachedMetadataSourceMock.Setup(src => src.Lookup(It.IsAny<BeatmapInfo>()))
                                          .Returns((OnlineBeatmapMetadata?)null);
             apiMetadataSourceMock.Setup(src => src.Available).Returns(true);
@@ -121,5 +126,52 @@ namespace osu.Game.Tests.Beatmaps
             localCachedMetadataSourceMock.Verify(src => src.Lookup(beatmap), Times.Once);
             apiMetadataSourceMock.Verify(src => src.Lookup(beatmap), Times.Once);
         }
+
+        /// <remarks>
+        /// For the time being, if we fail to find a match in the local cache but online retrieval is not available, we trust the incoming beatmap verbatim wrt online ID.
+        /// While this is suboptimal as it implicitly trusts the contents of the beatmap,
+        /// throwing away the online data would be anti-user as it would make all beatmaps imported offline stop working in online.
+        /// TODO: revisit if/when we have a better flow of queueing metadata retrieval.
+        /// </remarks>
+        [Test]
+        public void TestLocalMetadataLookupFailedAndOnlineLookupIsUnavailable([Values] bool preferOnlineFetch)
+        {
+            localCachedMetadataSourceMock.Setup(src => src.Available).Returns(true);
+            localCachedMetadataSourceMock.Setup(src => src.Lookup(It.IsAny<BeatmapInfo>()))
+                                         .Returns((OnlineBeatmapMetadata?)null);
+            apiMetadataSourceMock.Setup(src => src.Available).Returns(false);
+
+            var beatmap = new BeatmapInfo { OnlineID = 123456 };
+            var beatmapSet = new BeatmapSetInfo(beatmap.Yield());
+            beatmap.BeatmapSet = beatmapSet;
+
+            metadataLookup.Update(beatmapSet, preferOnlineFetch);
+
+            Assert.That(beatmap.Status, Is.EqualTo(BeatmapOnlineStatus.None));
+            Assert.That(beatmap.OnlineID, Is.EqualTo(123456));
+        }
+
+        /// <remarks>
+        /// For the time being, if there are no available metadata lookup sources, we trust the incoming beatmap verbatim wrt online ID.
+        /// While this is suboptimal as it implicitly trusts the contents of the beatmap,
+        /// throwing away the online data would be anti-user as it would make all beatmaps imported offline stop working in online.
+        /// TODO: revisit if/when we have a better flow of queueing metadata retrieval.
+        /// </remarks>
+        [Test]
+        public void TestNoAvailableSources()
+        {
+            localCachedMetadataSourceMock.Setup(src => src.Available).Returns(false);
+            apiMetadataSourceMock.Setup(src => src.Available).Returns(false);
+
+            var beatmap = new BeatmapInfo { OnlineID = 123456 };
+            var beatmapSet = new BeatmapSetInfo(beatmap.Yield());
+            beatmap.BeatmapSet = beatmapSet;
+
+            metadataLookup.Update(beatmapSet, preferOnlineFetch: false);
+
+            Assert.That(beatmap.OnlineID, Is.EqualTo(123456));
+            localCachedMetadataSourceMock.Verify(src => src.Lookup(beatmap), Times.Never);
+            apiMetadataSourceMock.Verify(src => src.Lookup(beatmap), Times.Never);
+        }
     }
 }