Add sovereign cloud support for Bleu, Delos, and GovSG

src/client/Microsoft.Identity.Client/Instance/Discovery/KnownMetadataProvider.cs

@@ -79,12 +79,36 @@ void AddToPublicEnvironment(InstanceDiscoveryMetadataEntry entry)
                 PreferredCache = "login.windows-ppe.net"
             };
 
+            InstanceDiscoveryMetadataEntry bleuCloudEntry = new InstanceDiscoveryMetadataEntry()
+            {
+                Aliases = new[] { "login.sovcloud-identity.fr" },
+                PreferredNetwork = "login.sovcloud-identity.fr",
+                PreferredCache = "login.sovcloud-identity.fr"
+            };
+
+            InstanceDiscoveryMetadataEntry delosCloudEntry = new InstanceDiscoveryMetadataEntry()
+            {
+                Aliases = new[] { "login.sovcloud-identity.de" },
+                PreferredNetwork = "login.sovcloud-identity.de",
+                PreferredCache = "login.sovcloud-identity.de"
+            };
+
+            InstanceDiscoveryMetadataEntry govSGCloudEntry = new InstanceDiscoveryMetadataEntry()
+            {
+                Aliases = new[] { "login.sovcloud-identity.sg" },
+                PreferredNetwork = "login.sovcloud-identity.sg",
+                PreferredCache = "login.sovcloud-identity.sg"
+            };
+
             AddToKnownCache(publicCloudEntry);
             AddToKnownCache(cloudEntryChina);
             AddToKnownCache(cloudEntryGermany);
             AddToKnownCache(usGovCloudEntry);
             AddToKnownCache(usCloudEntry);
             AddToKnownCache(ppeCloudEntry);
+            AddToKnownCache(bleuCloudEntry);
+            AddToKnownCache(delosCloudEntry);
+            AddToKnownCache(govSGCloudEntry);
             AddToPublicEnvironment(publicCloudEntry);
         }
 

tests/Microsoft.Identity.Test.Unit/CoreTests/InstanceTests/InstanceProviderTests.cs

@@ -123,6 +123,14 @@ public void KnownMetadataProvider_IsKnown()
 
             Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("login.microsoftonline.de"));
             Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("LOGIN.microsoftonline.de"));
+
+            // New sovereign clouds
+            Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("login.sovcloud-identity.fr"));
+            Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("LOGIN.sovcloud-identity.fr"));
+            Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("login.sovcloud-identity.de"));
+            Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("LOGIN.sovcloud-identity.de"));
+            Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("login.sovcloud-identity.sg"));
+            Assert.IsTrue(KnownMetadataProvider.IsKnownEnvironment("LOGIN.sovcloud-identity.sg"));
         }
 
         [TestMethod]
@@ -136,6 +144,30 @@ public void KnownMetadataProvider_publicEnvironment()
             Assert.IsTrue(KnownMetadataProvider.IsPublicEnvironment("login.microsoft.com"));
             Assert.IsTrue(KnownMetadataProvider.IsPublicEnvironment("login.microsoftonline.com"));
             Assert.IsTrue(KnownMetadataProvider.IsPublicEnvironment("Login.microsoftonline.com"));
+
+            // New sovereign clouds should NOT be public environments
+            Assert.IsFalse(KnownMetadataProvider.IsPublicEnvironment("login.sovcloud-identity.fr"));
+            Assert.IsFalse(KnownMetadataProvider.IsPublicEnvironment("login.sovcloud-identity.de"));
+            Assert.IsFalse(KnownMetadataProvider.IsPublicEnvironment("login.sovcloud-identity.sg"));
+        }
+
+        [DataTestMethod]
+        [DataRow("login.sovcloud-identity.fr")]
+        [DataRow("login.sovcloud-identity.de")]
+        [DataRow("login.sovcloud-identity.sg")]
+        public void KnownMetadataProvider_NewSovereignClouds(string host)
+        {
+            // Arrange
+            KnownMetadataProvider knownMetadataProvider = new KnownMetadataProvider();
+
+            // Act
+            InstanceDiscoveryMetadataEntry result = knownMetadataProvider.GetMetadata(host, null, _logger);
+
+            // Assert
+            Assert.IsNotNull(result);
+            Assert.AreEqual(host, result.PreferredNetwork);
+            Assert.AreEqual(host, result.PreferredCache);
+            CollectionAssert.Contains(result.Aliases, host);
         }
     }
 }