SERVER-46284 Serialize term -1 as a missing field in repl_set_config.cpp

1 files changed, 6 insertions, 2 deletions

diff --git a/jstests/replsets/reconfig_ignores_term_field.js b/jstests/replsets/reconfig_ignores_term_field.js
index 82971834432..393d87f7592 100644
--- a/jstests/replsets/reconfig_ignores_term_field.js
+++ b/jstests/replsets/reconfig_ignores_term_field.js
@@ -32,14 +32,18 @@ config.term = 55;
 config.version++;
 assert.commandWorked(primary.getDB("admin").runCommand({replSetReconfig: config, force: true}));
 config = primary.getDB("local").system.replset.findOne();
-assert.eq(config.term, -1);
+// Force reconfig sets the config term to -1. During config
+// serialization, a -1 term is treated as a missing field.
+assert(!config.hasOwnProperty("term"));
 
 jsTestLog("Force reconfig with missing term results in term -1");
 delete config.term;
 config.version++;
 assert.commandWorked(primary.getDB("admin").runCommand({replSetReconfig: config, force: true}));
 config = primary.getDB("local").system.replset.findOne();
-assert.eq(config.term, -1);
+// Force reconfig sets the config term to -1. During config
+// serialization, a -1 term is treated as a missing field.
+assert(!config.hasOwnProperty("term"));
 
 replTest.stopSet();
 }());
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