SERVER-69524 Fix jstest running secondary read preference for shard merge

2 files changed, 13 insertions, 0 deletions

diff --git a/jstests/replsets/tenant_migration_conflicting_donor_start_migration_cmds.js b/jstests/replsets/tenant_migration_conflicting_donor_start_migration_cmds.js
index ed21502a4b4..41c0d69c549 100644
--- a/jstests/replsets/tenant_migration_conflicting_donor_start_migration_cmds.js
+++ b/jstests/replsets/tenant_migration_conflicting_donor_start_migration_cmds.js
@@ -335,6 +335,11 @@ function testConcurrentConflictingMigrations({
 
 // Test different cloning read preference.
 (() => {
+    if (TenantMigrationUtil.isShardMergeEnabled(donorPrimary.getDB("admin"))) {
+        jsTestLog(
+            "Skip: featureFlagShardMerge is enabled and this test tests migration's secondary read preference.");
+        return;
+    }
     const makeTestParams = () => {
         const migrationOpts0 = {
             migrationIdString: extractUUIDFromObject(UUID()),
diff --git a/jstests/replsets/tenant_migration_recipient_fetches_retryable_writes_entry_after_committed_snapshot.js b/jstests/replsets/tenant_migration_recipient_fetches_retryable_writes_entry_after_committed_snapshot.js
index 4643b6069d3..7d5745bd566 100644
--- a/jstests/replsets/tenant_migration_recipient_fetches_retryable_writes_entry_after_committed_snapshot.js
+++ b/jstests/replsets/tenant_migration_recipient_fetches_retryable_writes_entry_after_committed_snapshot.js
@@ -74,6 +74,14 @@ const donorPrimary = donorRst.getPrimary();
 
 const tenantMigrationTest = new TenantMigrationTest({name: jsTestName(), donorRst: donorRst});
 
+if (TenantMigrationUtil.isShardMergeEnabled(donorPrimary.getDB("admin"))) {
+    jsTestLog(
+        "Skip: incompatible with featureFlagShardMerge. Only 'primary' read preference is supported.");
+    donorRst.stopSet();
+    tenantMigrationTest.stop();
+    return;
+}
+
 const recipientPrimary = tenantMigrationTest.getRecipientPrimary();
 const kTenantId = "testTenantId";
 const migrationId = UUID();