From b8299246b947f5745ce62fe4c56cb6fff1a4422c Mon Sep 17 00:00:00 2001
From: "dependabot[bot]" <49699333+dependabot[bot]@users.noreply.github.com>
Date: Mon, 22 Jun 2026 06:42:56 +0000
Subject: [PATCH 1/2] Bump tests/specifications from `25bee54` to `7a3f70f`

Bumps [tests/specifications](https://github.com/mongodb/specifications) from `25bee54` to `7a3f70f`.
- [Release notes](https://github.com/mongodb/specifications/releases)
- [Commits](https://github.com/mongodb/specifications/compare/25bee54ba6db27c11ea53e9608f4bd65e4552ac7...7a3f70fbd7fa28974fba588ccc730b52ef922554)

---
updated-dependencies:
- dependency-name: tests/specifications
  dependency-version: 7a3f70fbd7fa28974fba588ccc730b52ef922554
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
---
 tests/specifications | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/specifications b/tests/specifications
index 25bee54ba..7a3f70fbd 160000
--- a/tests/specifications
+++ b/tests/specifications
@@ -1 +1 @@
-Subproject commit 25bee54ba6db27c11ea53e9608f4bd65e4552ac7
+Subproject commit 7a3f70fbd7fa28974fba588ccc730b52ef922554

From bf6e8e05844a8b7942236d25102f4fd8747f3964 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Tamarelle?= <jerome@tamarelle.net>
Date: Wed, 24 Jun 2026 14:26:49 +0200
Subject: [PATCH 2/2] Skip spec tests for afterClusterTime on writes pending
 libmongoc support (PHPLIB-1834, DRIVERS-3274)

The specs now require readConcern.afterClusterTime on write commands in
causally-consistent sessions. PHPLIB cannot implement this without libmongoc
support (DRIVERS-3274), so the new and affected spec tests are marked
incomplete until the driver provides the necessary functionality.
---
 tests/UnifiedSpecTests/UnifiedSpecTest.php | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/tests/UnifiedSpecTests/UnifiedSpecTest.php b/tests/UnifiedSpecTests/UnifiedSpecTest.php
index a9d495ea5..e16eac0d7 100644
--- a/tests/UnifiedSpecTests/UnifiedSpecTest.php
+++ b/tests/UnifiedSpecTests/UnifiedSpecTest.php
@@ -30,6 +30,9 @@ class UnifiedSpecTest extends FunctionalTestCase
      * @var array<string, string>
      */
     private static array $incompleteTestGroups = [
+        // Requires afterClusterTime on writes, pending libmongoc support (DRIVERS-3274)
+        'causal-consistency/causal consistency write commands include afterClusterTime' => 'afterClusterTime is not sent on writes pending libmongoc support (PHPLIB-1834, DRIVERS-3274)',
+        'causal-consistency/causal consistency bulkWrite include afterClusterTime' => 'afterClusterTime is not sent on writes pending libmongoc support (PHPLIB-1834, DRIVERS-3274)',
         // Spec tests for named KMS providers depends on unimplemented functionality from UTF schema 1.18
         'client-side-encryption/namedKMS' => 'UTF schema 1.18 is not supported (PHPLIB-1328)',
         // Many load balancer tests use CMAP events and/or assertNumberConnectionsCheckedOut
@@ -86,6 +89,12 @@ class UnifiedSpecTest extends FunctionalTestCase
     private static array $incompleteTests = [
         // Many load balancer tests use CMAP events and/or assertNumberConnectionsCheckedOut
         'load-balancers/monitoring events include correct fields: poolClearedEvent events include serviceId' => 'PHPC does not implement CMAP',
+        // Requires afterClusterTime on writes in transactions, pending libmongoc support (DRIVERS-3274)
+        'transactions/commit: reset session state commit' => 'afterClusterTime is not sent on writes pending libmongoc support (PHPLIB-1834, DRIVERS-3274)',
+        'transactions/commit: reset session state abort' => 'afterClusterTime is not sent on writes pending libmongoc support (PHPLIB-1834, DRIVERS-3274)',
+        'transactions/retryable-writes: increment txnNumber' => 'afterClusterTime is not sent on writes pending libmongoc support (PHPLIB-1834, DRIVERS-3274)',
+        'transactions-convenient-api/callback-aborts: withTransaction still succeeds if callback aborts and runs extra op' => 'afterClusterTime is not sent on writes pending libmongoc support (PHPLIB-1834, DRIVERS-3274)',
+        'transactions-convenient-api/callback-commits: withTransaction still succeeds if callback commits and runs extra op' => 'afterClusterTime is not sent on writes pending libmongoc support (PHPLIB-1834, DRIVERS-3274)',
         // Skips dating back to legacy transaction tests
         'transactions/mongos-recovery-token: commitTransaction retry fails on new mongos' => 'isMaster failpoints cannot be disabled',
         'transactions/pin-mongos: remain pinned after non-transient error on commit' => 'Blocked on DRIVERS-2104',
@@ -150,6 +159,17 @@ public function setUp(): void
         }
     }
 
+    #[DataProvider('provideCausalConsistencyTests')]
+    public function testCausalConsistency(UnifiedTestCase $test): void
+    {
+        self::$runner->run($test);
+    }
+
+    public static function provideCausalConsistencyTests(): Generator
+    {
+        return self::provideTests('causal-consistency/tests', 'causal-consistency');
+    }
+
     #[DataProvider('provideChangeStreamsTests')]
     public function testChangeStreams(UnifiedTestCase $test): void
     {