add php mysql client integration test

integration-tests/MySQLDockerfile

@@ -31,6 +31,8 @@ RUN apt update -y && \
         ca-certificates-java \
         bats \
         perl \
+        php \
+        php-mysqli \
         cpanminus \
         cmake \
         g++ \

integration-tests/mysql-client-tests/mysql-client-tests.bats

@@ -162,8 +162,13 @@ EOF" -m "postgres"
     Rscript $BATS_TEST_DIRNAME/r/rmariadb-test.r $USER $PORT $REPO_NAME
 }
 
-@test "rust mysql.connector client" {
+@test "rust mysql client" {
     cd $BATS_TEST_DIRNAME/rust
     cargo run --bin mysql_connector_test $USER $PORT $REPO_NAME
 }
 
+@test "php mysql client" {
+    cd $BATS_TEST_DIRNAME/php
+    php mysql_connector_test.php $USER $PORT $REPO_NAME
+}
+

integration-tests/mysql-client-tests/php/mysql_connector_test.php

@@ -0,0 +1,47 @@
+<?php
+$user = $argv[1];
+$port = $argv[2];
+$db = $argv[3];
+
+$conn = mysqli_connect('127.0.0.1', $user, '', $db, $port)
+    or die('Could not connect: ' . mysql_error());
+
+$queries = [
+    "create table test (pk int, `value` int, primary key(pk))" => 0,
+    "describe test" => 2,
+    "insert into test (pk, `value`) values (0,0)" => 0,
+    "select * from test" => 1,
+    "call dolt_add('-A');" => 1,
+    "call dolt_commit('-m', 'my commit')" => 1,
+    "call dolt_checkout('-b', 'mybranch')" => 1,
+    "insert into test (pk, `value`) values (1,1)" => 0,
+    "call dolt_commit('-a', '-m', 'my commit2')" => 1,
+    "call dolt_checkout('main')" => 1,
+    "call dolt_merge('mybranch')" => 1,
+    "select COUNT(*) FROM dolt_log" => 1
+];
+
+foreach ($queries as $query => $expected) {
+    $result = mysqli_query($conn, $query);
+    if (is_bool($result)) {
+        if (!$result) {
+            echo "LENGTH: {mysqli_num_rows($result)}\n";
+            echo "QUERY: {$query}\n";
+            echo "EXPECTED: {$expected}\n";
+            echo "RESULT: {$result}";
+            exit(1);
+        }
+    } else if (mysqli_num_rows($result) != $expected) {
+        echo "LENGTH: {mysqli_num_rows($result)}\n";
+        echo "QUERY: {$query}\n";
+        echo "EXPECTED: {$expected}\n";
+        echo "RESULT: {$result}";
+        exit(1);
+    }
+
+}
+
+mysqli_close($conn);
+
+exit(0)
+?>