增加ILIKE函数测试类 #5900

包括：ILIKE，NOT ILIKE

core/src/test/java/com/alibaba/druid/bvt/sql/clickhouse/ClickHouse_select_3.java

@@ -0,0 +1,86 @@
+package com.alibaba.druid.bvt.sql.clickhouse;
+
+import com.alibaba.druid.DbType;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.db2.visitor.DB2SchemaStatVisitor;
+import com.alibaba.druid.sql.visitor.ParameterizedOutputVisitorUtils;
+import junit.framework.TestCase;
+
+import java.util.List;
+
+public class ClickHouse_select_3 extends TestCase {
+    public void test_0() throws Exception {
+        String sql = "SELECT name, c FROM test WHERE c NOT ILIKE 'a%'";
+
+        List<SQLStatement> statementList = SQLUtils.parseStatements(sql, DbType.clickhouse);
+        SQLStatement stmt = statementList.get(0);
+
+        assertEquals(1, statementList.size());
+
+        DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
+        stmt.accept(visitor);
+
+//        System.out.println("Tables : " + visitor.getTables());
+//        System.out.println("fields : " + visitor.getColumns());
+//        System.out.println("coditions : " + visitor.getConditions());
+//        System.out.println("orderBy : " + visitor.getOrderByColumns());
+
+        assertEquals(1, visitor.getTables().size());
+        assertEquals(2, visitor.getColumns().size());
+        assertEquals(0, visitor.getConditions().size());
+
+        assertTrue(visitor.containsTable("test"));
+
+        // assertTrue(visitor.getColumns().contains(new Column("mytable", "last_name")));
+        // assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
+        // assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
+
+        String output = SQLUtils.toSQLString(stmt, DbType.clickhouse);
+        assertEquals("SELECT name, c\n"+
+        "FROM test\n"+
+        "WHERE c NOT ILIKE 'a%'", output);
+
+        String psql = ParameterizedOutputVisitorUtils.parameterize(sql, DbType.clickhouse);
+        assertEquals("SELECT name, c\n"+
+        "FROM test\n"+
+        "WHERE c NOT ILIKE ?", psql);
+    }
+
+    public void test_1() throws Exception {
+        String sql = "SELECT name, c FROM test WHERE c ILIKE 'a%'";
+
+        List<SQLStatement> statementList = SQLUtils.parseStatements(sql, DbType.clickhouse);
+        SQLStatement stmt = statementList.get(0);
+
+        assertEquals(1, statementList.size());
+
+        DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
+        stmt.accept(visitor);
+
+//        System.out.println("Tables : " + visitor.getTables());
+//        System.out.println("fields : " + visitor.getColumns());
+//        System.out.println("coditions : " + visitor.getConditions());
+//        System.out.println("orderBy : " + visitor.getOrderByColumns());
+
+        assertEquals(1, visitor.getTables().size());
+        assertEquals(2, visitor.getColumns().size());
+        assertEquals(0, visitor.getConditions().size());
+
+        assertTrue(visitor.containsTable("test"));
+
+        // assertTrue(visitor.getColumns().contains(new Column("mytable", "last_name")));
+        // assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
+        // assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
+
+        String output = SQLUtils.toSQLString(stmt, DbType.clickhouse);
+        assertEquals("SELECT name, c\n"+
+        "FROM test\n"+
+        "WHERE c ILIKE 'a%'", output);
+
+        String psql = ParameterizedOutputVisitorUtils.parameterize(sql, DbType.clickhouse);
+        assertEquals("SELECT name, c\n"+
+        "FROM test\n"+
+        "WHERE c ILIKE ?", psql);
+    }
+}