/* This file is part of VoltDB.
* Copyright (C) 2008-2017 VoltDB Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
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* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
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*
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package org.voltdb.types;
import junit.framework.TestCase;
import org.voltdb.expressions.InComparisonExpression;
public class TestExpressionType extends TestCase {
public void testGetExpressionClass() {
// these are the cases that are not covered by other tests
assertEquals(InComparisonExpression.class,
ExpressionType.COMPARE_IN.getExpressionClass());
assertNull(ExpressionType.INVALID.getExpressionClass());
}
public void testGet() {
// test case insensitivity
assertEquals(ExpressionType.OPERATOR_PLUS,
ExpressionType.get("OPERATOR_PLUS"));
assertEquals(ExpressionType.OPERATOR_MINUS,
ExpressionType.get("Operator_Minus"));
assertEquals(ExpressionType.OPERATOR_MULTIPLY,
ExpressionType.get("operator_multiply"));
// test (long and) short names
assertEquals(ExpressionType.COMPARE_IN, ExpressionType.get("IN"));
assertEquals(ExpressionType.VALUE_TUPLE, ExpressionType.get("Tuple"));
assertEquals(ExpressionType.AGGREGATE_MIN, ExpressionType.get("min"));
// test special cases
assertEquals(ExpressionType.OPERATOR_PLUS, ExpressionType.get("add"));
assertEquals(ExpressionType.OPERATOR_MINUS,
ExpressionType.get("sub"));
assertEquals(ExpressionType.OPERATOR_MINUS,
ExpressionType.get("subtract"));
// test type not found
assertEquals(ExpressionType.INVALID, ExpressionType.get("value"));
}
}