http://git-wip-us.apache.org/repos/asf/kylin/blob/e787d7cd/source-hive/src/test/java/org/apache/kylin/source/jdbc/metadata/SQLServerJdbcMetadataTest.java
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a/source-hive/src/test/java/org/apache/kylin/source/jdbc/metadata/SQLServerJdbcMetadataTest.java
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+/*
+ * 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.kylin.source.jdbc.metadata;
+
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.util.List;
+
+import org.apache.kylin.source.hive.DBConnConf;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Test;
+
+public class SQLServerJdbcMetadataTest extends DefaultJdbcMetadataTest {
+
+ @Before
+ public void setup() {
+ dbConnConf = new DBConnConf();
+ dbConnConf.setUrl("jdbc:sqlserver://fakehost:1433;database=testdb");
+ dbConnConf.setDriver("com.microsoft.sqlserver.jdbc.SQLServerDriver");
+ dbConnConf.setUser("user");
+ dbConnConf.setPass("pass");
+ jdbcMetadata = new SQLServerJdbcMetadata(dbConnConf);
+
+ setupProperties();
+ }
+
+ @Test
+ public void testListDatabases() throws SQLException {
+ ResultSet rs = mock(ResultSet.class);
+ when(rs.next()).thenReturn(true).thenReturn(true).thenReturn(false);
+
when(rs.getString("TABLE_SCHEM")).thenReturn("schema1").thenReturn("schema2");
+
when(rs.getString("TABLE_CATALOG")).thenReturn("catalog1").thenReturn("testdb");
+
+ when(connection.getCatalog()).thenReturn("testdb");
+ when(connection.getMetaData()).thenReturn(dbmd);
+ when(dbmd.getSchemas("testdb", "%")).thenReturn(rs);
+
+ List<String> dbs = jdbcMetadata.listDatabases();
+
+ Assert.assertEquals(1, dbs.size());
+ Assert.assertEquals("schema2", dbs.get(0));
+ }
+
+ @Test(expected = IllegalArgumentException.class)
+ public void testListDatabasesWithoutSpecificDB() throws SQLException {
+ when(connection.getCatalog()).thenReturn("");
+ jdbcMetadata.listDatabases();
+ }
+}