SERVER-29794 Adding a comment to all commands

1 files changed, 61 insertions, 0 deletions

diff --git a/jstests/noPassthrough/comment_field_passthrough.js b/jstests/noPassthrough/comment_field_passthrough.js
new file mode 100644
index 00000000000..de41d8a87f5
--- /dev/null
+++ b/jstests/noPassthrough/comment_field_passthrough.js
@@ -0,0 +1,61 @@
+/**
+ * Verify that adding 'comment' field to any command shouldn't cause unexpected failures.
+ */
+(function() {
+
+"use strict";
+
+load("jstests/auth/lib/commands_lib.js");  // Provides an exhaustive list of commands.
+
+const tests = authCommandsLib.tests;
+
+// The following commands require additional start up configuration and hence need to be skipped.
+const blacklistedTests =
+    ["startRecordingTraffic", "stopRecordingTraffic", "addShardToZone", "removeShardFromZone"];
+
+function runTests(tests, conn, impls) {
+    const firstDb = conn.getDB(firstDbName);
+    const secondDb = conn.getDB(secondDbName);
+    const isMongos = authCommandsLib.isMongos(conn);
+    for (const test of tests) {
+        if (!blacklistedTests.includes(test.testname)) {
+            authCommandsLib.runOneTest(conn, test, impls, isMongos);
+        }
+    }
+}
+
+const impls = {
+    runOneTest: function(conn, testObj) {
+        const testCase = testObj.testcases[0];
+
+        const runOnDb = conn.getDB(testCase.runOnDb);
+        const state = testObj.setup && testObj.setup(runOnDb);
+
+        const command = (typeof (testObj.command) === "function")
+            ? testObj.command(state, testCase.commandArgs)
+            : testObj.command;
+        command['comment'] = "comment";
+        const res = runOnDb.runCommand(command);
+        assert(res.ok == 1 || testCase.expectFail || res.code == ErrorCodes.CommandNotSupported,
+               tojson(res));
+
+        if (testObj.teardown) {
+            testObj.teardown(runOnDb, res);
+        }
+    }
+};
+
+let conn = MongoRunner.runMongod();
+
+// Test with standalone mongod.
+runTests(tests, conn, impls);
+
+MongoRunner.stopMongod(conn);
+
+conn = new ShardingTest({shards: 1, mongos: 2});
+
+// Test with a sharded cluster.
+runTests(tests, conn, impls);
+
+conn.stop();
+})();