[iotdb] branch fix-regex updated: add IT

[marklau99]

This is an automated email from the ASF dual-hosted git repository.

marklau99 pushed a commit to branch fix-regex
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/fix-regex by this push:
     new 559676f57f add IT
559676f57f is described below

commit 559676f57f2709e5b2490d3ee6a9b4168dd3d1bb
Author: Liu Xuxin <liuxu...@outlook.com>
AuthorDate: Tue Oct 11 17:26:06 2022 +0800

    add IT
---
 .../db/integration/IoTDBLargePatternNameIT.java    | 63 ++++++++++++++++++++++
 1 file changed, 63 insertions(+)

diff --git 
a/integration/src/test/java/org/apache/iotdb/db/integration/IoTDBLargePatternNameIT.java
 
b/integration/src/test/java/org/apache/iotdb/db/integration/IoTDBLargePatternNameIT.java
new file mode 100644
index 0000000000..51a9492ac4
--- /dev/null
+++ 
b/integration/src/test/java/org/apache/iotdb/db/integration/IoTDBLargePatternNameIT.java
@@ -0,0 +1,63 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+package org.apache.iotdb.db.integration;
+
+import org.apache.iotdb.integration.env.EnvFactory;
+
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.sql.Connection;
+import java.sql.Statement;
+
+public class IoTDBLargePatternNameIT {
+  @Before
+  public void startUp() throws Exception {
+    EnvFactory.getEnv().initBeforeClass();
+  }
+
+  @After
+  public void tearDown() throws Exception {
+    EnvFactory.getEnv().cleanAfterClass();
+  }
+
+  @Test
+  public void testLargePattern() throws Exception {
+    StringBuilder sb = new StringBuilder();
+    sb.append("insert into root.ln.wf01.wt01(timestamp,status,s) 
values(1509465780000,false,'");
+    for (int i = 0; i < 1e6; ++i) {
+      sb.append('a');
+    }
+    sb.append("b');");
+    try (Connection connection = EnvFactory.getEnv().getConnection();
+        Statement statement = connection.createStatement()) {
+      statement.execute(sb.toString());
+      try {
+        statement.execute("select s from root.ln.wf01.wt01 where s 
REGEXP'(a+)+s'");
+      } catch (Exception e) {
+        Assert.assertTrue(e.getMessage().contains("Pattern access threshold 
exceeded"));
+        return;
+      }
+      Assert.fail();
+    }
+  }
+}