add test case for bug in our join code

h2/src/test/org/h2/test/synth/TestNestedJoins.java

@@ -15,7 +15,6 @@ import java.sql.Statement;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Random;
-
 import org.h2.api.ErrorCode;
 import org.h2.store.fs.FileUtils;
 import org.h2.test.TestBase;
@@ -48,6 +47,8 @@ public class TestNestedJoins extends TestBase {
         }
         deleteDb("nestedJoins");
         testCases();
+        // bug somewhere in our join handling and planning code
+        //testCases2();
         testRandom();
         deleteDb("nestedJoins");
     }
@@ -639,4 +640,28 @@ public class TestNestedJoins extends TestBase {
         return sql;
     }
 
+    private void testCases2() throws Exception {
+        Connection conn = getConnection("nestedJoins");
+        Statement stat = conn.createStatement();
+
+        stat.execute("CREATE TABLE A (ID INT NOT NULL UNIQUE, DTYPE VARCHAR(31), GUID text, UUID VARCHAR NOT NULL UNIQUE, PRIMARY KEY (ID))");
+        stat.execute("CREATE TABLE B (ID INT NOT NULL, A_ID BIGINT, PRIMARY KEY (ID))");
+        stat.execute("CREATE TABLE C (ID INT NOT NULL, PRIMARY KEY (ID))");
+        stat.execute("ALTER TABLE B ADD CONSTRAINT FK_B_A_ID FOREIGN KEY (A_ID) REFERENCES A (ID)");
+        stat.execute("ALTER TABLE B ADD CONSTRAINT FK_B_ID FOREIGN KEY (ID) REFERENCES A (ID)");
+        stat.execute("ALTER TABLE C ADD CONSTRAINT FK_C_ID FOREIGN KEY (ID) REFERENCES A (ID)");
+        stat.execute("CREATE SEQUENCE A_SEQ INCREMENT BY 50 START WITH 50");
+        stat.execute("INSERT INTO A(ID, DTYPE, GUID, UUID) VALUES (1, 'Complextest1ClassC', '6e05c875-734c-4dfd-867f-a903ba7ddd4a', '1aedabd9-0cf6-4d7f-ab36-6ec136B14ac')");
+        stat.execute("INSERT INTO A(ID, DTYPE, GUID, UUID) VALUES (2, 'Complextest1ClassB', 'cB97305-15d7-41b2-87a9-f4cf9cc7a70a', '927d0b8f-e298-4368-af8a-388b752701a3')");
+        stat.execute("INSERT INTO C(ID) VALUES (1)");
+        stat.execute("INSERT INTO B(ID, A_ID) VALUES (2,1)");
+        stat.executeQuery("SELECT t0.ID, t0.DTYPE, t0.GUID, t0.UUID, t1.ID, t1.A_ID " +
+        "FROM A " +
+        " LEFT OUTER JOIN (A t0 JOIN B t1 ON (t1.ID = t0.ID)) ON (t1.A_ID = A.ID), " +
+        " C " +
+        "WHERE (A.ID = 1) AND (C.ID = A.ID) AND (A.DTYPE = 'Complextest1ClassC')");
+        conn.close();
+        deleteDb("nestedJoins");
+    }
+
 }