Add integration test for Schema::getConnectionCount()

Author: GromNaN

src/Illuminate/Support/Facades/Schema.php

@@ -45,6 +45,7 @@
  * @method static void mixin(object $mixin, bool $replace = true)
  * @method static bool hasMacro(string $name)
  * @method static void flushMacros()
+ * @method static int|null getConnectionCount()
  *
  * @see \Illuminate\Database\Schema\Builder
  */

tests/Integration/Database/SchemaBuilderTest.php

@@ -874,4 +874,14 @@ public function testAddingMacros()
         $this->assertTrue(Schema::hasForeignKeyForColumn('question_id', 'answers', 'questions'));
         $this->assertFalse(Schema::hasForeignKeyForColumn('body', 'answers', 'questions'));
     }
+
+    public function testGetConnectionCount()
+    {
+        $count = Schema::getConnectionCount();
+        if ($this->driver === 'sqlite') {
+            $this->assertNull($count, 'SQLite does not support connection count');
+        } else {
+            $this->assertGreaterThanOrEqual(1, $count);
+        }
+    }
 }