Merge pull request #293

docs/includes/apiargs-MongoDBCollection-method-findOneAndDelete-option.yaml

@@ -18,6 +18,6 @@ source:
   file: apiargs-MongoDBCollection-common-option.yaml
   ref: writeConcern
 post: |
-  This is not supported for server versions prior to 3.2 and will be ignored if
-  used.
+  This is not supported for server versions prior to 3.2 and will result in an
+  exception at execution time if used.
 ...

docs/includes/apiargs-MongoDBCollection-method-findOneAndReplace-option.yaml

@@ -39,6 +39,6 @@ source:
   file: apiargs-MongoDBCollection-common-option.yaml
   ref: writeConcern
 post: |
-  This is not supported for server versions prior to 3.2 and will be ignored if
-  used.
+  This is not supported for server versions prior to 3.2 and will result in an
+  exception at execution time if used.
 ...

docs/includes/apiargs-MongoDBCollection-method-findOneAndUpdate-option.yaml

@@ -39,6 +39,6 @@ source:
   file: apiargs-MongoDBCollection-common-option.yaml
   ref: writeConcern
 post: |
-  This is not supported for server versions prior to 3.2 and will be ignored if
-  used.
+  This is not supported for server versions prior to 3.2 and will result in an
+  exception at execution time if used.
 ...

src/Operation/FindAndModify.php

@@ -69,7 +69,8 @@ class FindAndModify implements Executable
      *
      *  * writeConcern (MongoDB\Driver\WriteConcern): Write concern.
      *
-     *    This is not supported for server versions < 3.2.
+     *    This is not supported for server versions < 3.2 and will result in an
+     *    exception at execution time if used.
      *
      * @param string $databaseName   Database name
      * @param string $collectionName Collection name
@@ -144,7 +145,7 @@ class FindAndModify implements Executable
      * @param Server $server
      * @return object|null
      * @throws UnexpectedValueException if the command response was malformed
-     * @throws UnsupportedException if collation is used and unsupported
+     * @throws UnsupportedException if collation or write concern is used and unsupported
      * @throws DriverRuntimeException for other driver errors (e.g. connection errors)
      */
     public function execute(Server $server)
@@ -153,6 +154,10 @@ class FindAndModify implements Executable
             throw UnsupportedException::collationNotSupported();
         }
 
+        if (isset($this->options['writeConcern']) && ! \MongoDB\server_supports_feature($server, self::$wireVersionForWriteConcern)) {
+            throw UnsupportedException::writeConcernNotSupported();
+        }
+
         $cursor = $server->executeCommand($this->databaseName, $this->createCommand($server));
         $result = current($cursor->toArray());
 
@@ -209,11 +214,7 @@ class FindAndModify implements Executable
             $cmd['bypassDocumentValidation'] = $this->options['bypassDocumentValidation'];
         }
 
-        /* In the future, we should throw an exception if the "writeConcern"
-         * option is specified and not supported by the server (see: SPEC-494).
-         * For BC in 1.x, we will silently omit it for incompatible servers.
-         */
-        if (isset($this->options['writeConcern']) && \MongoDB\server_supports_feature($server, self::$wireVersionForWriteConcern)) {
+        if (isset($this->options['writeConcern'])) {
             $cmd['writeConcern'] = \MongoDB\write_concern_as_document($this->options['writeConcern']);
         }
 

src/Operation/FindOneAndDelete.php

@@ -37,8 +37,10 @@ class FindOneAndDelete implements Executable
      *  * sort (document): Determines which document the operation modifies if
      *    the query selects multiple documents.
      *
-     *  * writeConcern (MongoDB\Driver\WriteConcern): Write concern. This option
-     *    is only supported for server versions >= 3.2.
+     *  * writeConcern (MongoDB\Driver\WriteConcern): Write concern.
+     *
+     *    This is not supported for server versions < 3.2 and will result in an
+     *    exception at execution time if used.
      *
      * @param string       $databaseName   Database name
      * @param string       $collectionName Collection name
@@ -75,7 +77,7 @@ class FindOneAndDelete implements Executable
      * @see Executable::execute()
      * @param Server $server
      * @return object|null
-     * @throws UnsupportedException if collation is used and unsupported
+     * @throws UnsupportedException if collation or write concern is used and unsupported
      * @throws DriverRuntimeException for other driver errors (e.g. connection errors)
      */
     public function execute(Server $server)

src/Operation/FindOneAndReplace.php

@@ -52,8 +52,10 @@ class FindOneAndReplace implements Executable
      *  * upsert (boolean): When true, a new document is created if no document
      *    matches the query. The default is false.
      *
-     *  * writeConcern (MongoDB\Driver\WriteConcern): Write concern. This option
-     *    is only supported for server versions >= 3.2.
+     *  * writeConcern (MongoDB\Driver\WriteConcern): Write concern.
+     *
+     *    This is not supported for server versions < 3.2 and will result in an
+     *    exception at execution time if used.
      *
      * @param string       $databaseName   Database name
      * @param string       $collectionName Collection name
@@ -115,7 +117,7 @@ class FindOneAndReplace implements Executable
      * @see Executable::execute()
      * @param Server $server
      * @return object|null
-     * @throws UnsupportedException if collation is used and unsupported
+     * @throws UnsupportedException if collation or write concern is used and unsupported
      * @throws DriverRuntimeException for other driver errors (e.g. connection errors)
      */
     public function execute(Server $server)

src/Operation/FindOneAndUpdate.php

@@ -52,8 +52,10 @@ class FindOneAndUpdate implements Executable
      *  * upsert (boolean): When true, a new document is created if no document
      *    matches the query. The default is false.
      *
-     *  * writeConcern (MongoDB\Driver\WriteConcern): Write concern. This option
-     *    is only supported for server versions >= 3.2.
+     *  * writeConcern (MongoDB\Driver\WriteConcern): Write concern.
+     *
+     *    This is not supported for server versions < 3.2 and will result in an
+     *    exception at execution time if used.
      *
      * @param string       $databaseName   Database name
      * @param string       $collectionName Collection name
@@ -115,7 +117,7 @@ class FindOneAndUpdate implements Executable
      * @see Executable::execute()
      * @param Server $server
      * @return object|null
-     * @throws UnsupportedException if collation is used and unsupported
+     * @throws UnsupportedException if collation or write concern is used and unsupported
      * @throws DriverRuntimeException for other driver errors (e.g. connection errors)
      */
     public function execute(Server $server)