Microsoft.Data.Sqlite: Review resources

src/Microsoft.Data.Sqlite.Core/Extensions/SQLitePCLExtensions.cs

@@ -18,8 +18,15 @@ internal static class SQLitePCLExtensions
         };
 
         public static bool? EncryptionSupported()
-            => _knownLibraries.TryGetValue(raw.GetNativeLibraryName(), out var supported)
+            => EncryptionSupported(out _);
+
+        public static bool? EncryptionSupported(out string libraryName)
+        {
+            libraryName = raw.GetNativeLibraryName();
+
+            return _knownLibraries.TryGetValue(libraryName, out var supported)
                 ? supported
                 : default(bool?);
+        }
     }
 }

src/Microsoft.Data.Sqlite.Core/Properties/Resources.resx

@@ -130,16 +130,16 @@
     <value>Invalid attempt to call {operation} when reader is closed.</value>
   </data>
   <data name="InvalidCommandType" xml:space="preserve">
-    <value>The CommandType '{commandType}' is invalid.</value>
+    <value>The CommandType '{commandType}' is not supported.</value>
   </data>
   <data name="InvalidIsolationLevel" xml:space="preserve">
-    <value>The IsolationLevel '{isolationLevel}' is invalid.</value>
+    <value>The IsolationLevel '{isolationLevel}' is not supported.</value>
   </data>
   <data name="InvalidParameterDirection" xml:space="preserve">
-    <value>The ParameterDirection '{direction}' is invalid.</value>
+    <value>The ParameterDirection '{direction}' is not supported.</value>
   </data>
   <data name="KeywordNotSupported" xml:space="preserve">
-    <value>Keyword not supported: '{keyword}'.</value>
+    <value>Connection string keyword '{keyword}' is not supported. For a possible alternative, see https://go.microsoft.com/fwlink/?linkid=2142181.</value>
   </data>
   <data name="MissingParameters" xml:space="preserve">
     <value>Must add values for the following parameters: {parameters}</value>
@@ -163,7 +163,7 @@
     <value>This SqliteTransaction has completed; it is no longer usable.</value>
   </data>
   <data name="TransactionConnectionMismatch" xml:space="preserve">
-    <value>The transaction object is not associated with the connection object.</value>
+    <value>The transaction object is not associated with the same connection object as this command.</value>
   </data>
   <data name="TransactionRequired" xml:space="preserve">
     <value>Execute requires the command to have a transaction object when the connection assigned to the command is in a pending local transaction.  The Transaction property of the command has not been initialized.</value>
@@ -217,6 +217,6 @@
     <value>Stream does not support writing.</value>
   </data>
   <data name="EncryptionNotSupported" xml:space="preserve">
-    <value>You specified a password in the connection string, but the native SQLite library you're using doesn't support encryption.</value>
+    <value>You specified a password in the connection string, but the native SQLite library '{libraryName}' doesn't support encryption.</value>
   </data>
 </root>

src/Microsoft.Data.Sqlite.Core/SqliteConnection.cs

@@ -245,9 +245,9 @@ public override void Open()
             {
                 if (!string.IsNullOrEmpty(ConnectionOptions.Password))
                 {
-                    if (SQLitePCLExtensions.EncryptionSupported() == false)
+                    if (SQLitePCLExtensions.EncryptionSupported(out var libraryName) == false)
                     {
-                        throw new InvalidOperationException(Resources.EncryptionNotSupported);
+                        throw new InvalidOperationException(Resources.EncryptionNotSupported(libraryName));
                     }
 
                     // NB: SQLite doesn't support parameters in PRAGMA statements, so we escape the value using the

test/Microsoft.Data.Sqlite.Tests/SqliteConnectionTest.cs

@@ -299,7 +299,7 @@ private void Open_works_when_password_unsupported()
 
                 var ex = Assert.Throws<InvalidOperationException>(() => connection.Open());
 
-                Assert.Equal(Resources.EncryptionNotSupported, ex.Message);
+                Assert.Equal(Resources.EncryptionNotSupported(GetNativeLibraryName()), ex.Message);
                 Assert.False(stateChangeRaised);
                 Assert.Equal(ConnectionState.Closed, connection.State);
             }