Test for read-only serialized access mode

h2/src/test/org/h2/test/unit/TestFileLockSerialized.java

@@ -33,6 +33,8 @@ public class TestFileLockSerialized extends TestBase {
     }
 
     public void test() throws Exception {
+        println("testReadOnly");
+        testReadOnlyConnect();
         println("testWrongDatabaseInstanceOnReconnect");
         testWrongDatabaseInstanceOnReconnect();
         println("testCache()");
@@ -61,6 +63,28 @@ public class TestFileLockSerialized extends TestBase {
         testConcurrentReadWrite();
     }
 
+    private void testReadOnlyConnect() throws SQLException {
+        deleteDb("fileLockSerialized");
+        String url = "jdbc:h2:" + baseDir + "/fileLockSerialized;FILE_LOCK=SERIALIZED;OPEN_NEW=TRUE";
+
+        Connection conn = DriverManager.getConnection(url);
+        Statement stat = conn.createStatement();
+        stat.execute("create table test(id identity)");
+        stat.execute("insert into test select x from system_range(1, 10)");
+
+        Connection connReadOnly = DriverManager.getConnection(url + ";ACCESS_MODE_LOG=r;ACCESS_MODE_DATA=r");
+        Statement statReadOnly = connReadOnly.createStatement();
+        assertResult("10", statReadOnly, "select count(*) from test");
+
+        stat.execute("insert into test select x from system_range(11, 20)");
+
+        assertResult("20", statReadOnly, "select count(*) from test");
+        connReadOnly.close();
+
+        conn.close();
+        deleteDb("fileLockSerialized");
+    }
+
     private void testThreeMostlyReaders(final boolean write) throws Exception {
         boolean longRun = false;
         deleteDb("fileLockSerialized");