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   *  to you under the Apache License, Version 2.0 (the
   *  "License"); you may not use this file except in compliance
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  package org.apache.cayenne.access.sqlbuilder;
  
  import org.apache.cayenne.access.sqlbuilder.sqltree.Node;
  
  import static org.junit.Assert.assertEquals;
  
  public class BaseSqlBuilderTest {
  
      protected void assertSQL(String expected, Node node) {
          assertSQL(expected, node, new StringBuilderAppendable());
      }
  
      protected void assertQuotedSQL(String expected, Node node) {
          assertSQL(expected, node, new MockQuotedStringBuilderAppendable());
      }
  
      protected void assertSQL(String expected, Node node, QuotingAppendable appendable) {
          SQLGenerationVisitor visitor = new SQLGenerationVisitor(appendable);
          node.visit(visitor);
          assertEquals(expected, visitor.getSQLString());
      }
  
      protected static class MockQuotedStringBuilderAppendable extends StringBuilderAppendable {
          @Override
          public QuotingAppendable appendQuoted(CharSequence csq) {
              builder.append('`').append(csq).append('`');
              return this;
          }
      }
  }
  