Package org.teiid.query.sql.symbol

Examples of org.teiid.query.sql.symbol.CaseExpression

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    public void testGetWhenExpression() {
        helpTestWhenExpressions(example(3), 3);
    }

    public void testSetWhen() {
        CaseExpression caseExpr = example(4);
        // Both are nulls
        try {
            caseExpr.setWhen(null, null);
            fail("Setting WHEN and THEN to null should have failed."); //$NON-NLS-1$
        } catch (IllegalArgumentException e) {
            // There should be no side-effects of an illegal argument
            helpTestWhenExpressions(caseExpr, 4);
            helpTestThenExpressions(caseExpr, 4);
        }
        try {
            caseExpr.setWhen(getWhenExpressions(2), null);
            fail("Setting THEN to null should have failed."); //$NON-NLS-1$
        } catch (IllegalArgumentException e) {
            // There should be no side-effects of an illegal argument
            helpTestWhenExpressions(caseExpr, 4);
            helpTestThenExpressions(caseExpr, 4);
        }
        try {
            caseExpr.setWhen(null, getThenExpressions(2));
            fail("Setting WHEN to null should have failed."); //$NON-NLS-1$
        } catch (IllegalArgumentException e) {
            // There should be no side-effects of an illegal argument
            helpTestWhenExpressions(caseExpr, 4);
            helpTestThenExpressions(caseExpr, 4);
        }
        try {
            caseExpr.setWhen(getWhenExpressions(0), getThenExpressions(0));
            fail("Setting WHEN and THEN to empty lists should have failed."); //$NON-NLS-1$
        } catch (IllegalArgumentException e) {
            // There should be no side-effects of an illegal argument
            helpTestWhenExpressions(caseExpr, 4);
            helpTestThenExpressions(caseExpr, 4);
        }
        caseExpr.setWhen(TestSearchedCaseExpression.getWhenCriteria(3), getThenExpressions(3));
        caseExpr.setWhen(getWhenExpressions(3), TestSearchedCaseExpression.getWhenCriteria(3));
        ArrayList whens = new ArrayList();
        whens.add(new Constant("abc")); //$NON-NLS-1$
        whens.add(new Constant("xyz")); //$NON-NLS-1$
        ArrayList thens = new ArrayList();
        thens.add(new Constant(new Integer(20000)));
        thens.add(new Constant(new Integer(30000)));
        caseExpr.setWhen(whens, thens);
        assertEquals(2, caseExpr.getWhenCount());
        assertEquals(new Constant("abc"), caseExpr.getWhenExpression(0)); //$NON-NLS-1$
        assertEquals(new Constant("xyz"), caseExpr.getWhenExpression(1)); //$NON-NLS-1$
        assertEquals(new Constant(new Integer(20000)), caseExpr.getThenExpression(0));
        assertEquals(new Constant(new Integer(30000)), caseExpr.getThenExpression(1));
    }
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        assertEquals(new Constant(new Integer(20000)), caseExpr.getThenExpression(0));
        assertEquals(new Constant(new Integer(30000)), caseExpr.getThenExpression(1));
    }

    public void testIsResolved() {
        CaseExpression expr = example(3);
        assertFalse(expr.isResolved());
        ElementSymbol x = (ElementSymbol)expr.getExpression();
        x.setType(String.class);
        x.setMetadataID("metadataID"); //$NON-NLS-1$
        expr.setType(Integer.class);
        assertTrue(expr.isResolved());
    }
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    public void testGetThenExpression() {
        helpTestThenExpressions(example(3), 3);
    }

    public void testGetElseExpression() {
        CaseExpression expr = example(3);
        assertEquals(new Constant(new Integer(9999)), expr.getElseExpression());
    }
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        CaseExpression expr = example(3);
        assertEquals(new Constant(new Integer(9999)), expr.getElseExpression());
    }

    public void testSetElseExpression() {
        CaseExpression expr = example(3);
        expr.setElseExpression(new Constant(new Integer(1000)));
        assertEquals(new Constant(new Integer(1000)), expr.getElseExpression());
        expr.setElseExpression(null);
        assertNull(expr.getElseExpression());
    }
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        expr.setElseExpression(null);
        assertNull(expr.getElseExpression());
    }

    public void testGetType() {
        CaseExpression expr = example(4);
        assertNull(expr.getType());
        expr.setType(Integer.class);
        assertEquals(Integer.class, expr.getType());
    }
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        expr.setType(Integer.class);
        assertEquals(Integer.class, expr.getType());
    }

    public void testSetType() {
        CaseExpression expr = example(4);
        expr.setType(DataTypeManager.DefaultDataClasses.BIG_DECIMAL);
        assertEquals(DataTypeManager.DefaultDataClasses.BIG_DECIMAL, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.BIG_INTEGER);
        assertEquals(DataTypeManager.DefaultDataClasses.BIG_INTEGER, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.BLOB);
        assertEquals(DataTypeManager.DefaultDataClasses.BLOB, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.BOOLEAN);
        assertEquals(DataTypeManager.DefaultDataClasses.BOOLEAN, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.BYTE);
        assertEquals(DataTypeManager.DefaultDataClasses.BYTE, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.CHAR);
        assertEquals(DataTypeManager.DefaultDataClasses.CHAR, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.CLOB);
        assertEquals(DataTypeManager.DefaultDataClasses.CLOB, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.DATE);
        assertEquals(DataTypeManager.DefaultDataClasses.DATE, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.DOUBLE);
        assertEquals(DataTypeManager.DefaultDataClasses.DOUBLE, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.FLOAT);
        assertEquals(DataTypeManager.DefaultDataClasses.FLOAT, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.INTEGER);
        assertEquals(DataTypeManager.DefaultDataClasses.INTEGER, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.LONG);
        assertEquals(DataTypeManager.DefaultDataClasses.LONG, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.NULL);
        assertEquals(DataTypeManager.DefaultDataClasses.NULL, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.OBJECT);
        assertEquals(DataTypeManager.DefaultDataClasses.OBJECT, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.SHORT);
        assertEquals(DataTypeManager.DefaultDataClasses.SHORT, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.STRING);
        assertEquals(DataTypeManager.DefaultDataClasses.STRING, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.TIME);
        assertEquals(DataTypeManager.DefaultDataClasses.TIME, expr.getType());
        expr.setType(DataTypeManager.DefaultDataClasses.TIMESTAMP);
        assertEquals(DataTypeManager.DefaultDataClasses.TIMESTAMP, expr.getType());
        expr.setType(null);
        assertNull(expr.getType());
    }
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        expr.setType(null);
        assertNull(expr.getType());
    }

    public void testEquals() {
        CaseExpression sc1 = example(3);
        assertTrue(sc1.equals(sc1));
        assertTrue(sc1.equals(sc1.clone()));
        assertTrue(sc1.clone().equals(sc1));
        assertTrue(sc1.equals(example(3)));
       
        CaseExpression sc2 = example(4);
       
        assertFalse(sc1.equals(sc2));
        assertFalse(sc2.equals(sc1));
       
        CaseExpression sc3 = example(3);
        sc3.setElseExpression(new ElementSymbol("y")); //$NON-NLS-1$
        assertFalse(sc1.equals(sc3));
        assertFalse(sc3.equals(sc1));
       
        CaseExpression sc4 = example(3);
        sc4.setExpression(new ElementSymbol("y")); //$NON-NLS-1$
        assertFalse(sc1.equals(sc4));
        assertFalse(sc4.equals(sc1));
    }
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        }
        return new Evaluator(elements, dataMgr, context).evaluate(expr, tuple);
    }
   
    @Test public void testCaseExpression1() {
        CaseExpression expr = TestCaseExpression.example(3);
        expr.setExpression(new Constant("a")); //$NON-NLS-1$
        helpTestEval(expr, null, null, null, null, new Integer(0));
        expr.setExpression(new Constant("b")); //$NON-NLS-1$
        helpTestEval(expr, null, null, null, null, new Integer(1));
        expr.setExpression(new Constant("c")); //$NON-NLS-1$
        helpTestEval(expr, null, null, null, null, new Integer(2));
        expr.setExpression(new Constant("d")); //$NON-NLS-1$
        helpTestEval(expr, null, null, null, null, new Integer(9999));
    }
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    public TestCaseExpression(String name) {
        super(name);
    }

    public void testGetWhen() {
        CaseExpression expr = example(3);
        assertNotNull(expr.getWhen());
        assertEquals(3, expr.getWhen().size());
        try {
            expr.getWhen().add(new Object());
            fail("Should not be modifiable"); //$NON-NLS-1$
        } catch (UnsupportedOperationException e) {
           
        }
    }
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        }
    }

    public void testGetThen() {
        CaseExpression expr = example(3);
        assertNotNull(expr.getThen());
        assertEquals(3, expr.getThen().size());
        try {
            expr.getThen().add(new Object());
            fail("Should not be modifiable"); //$NON-NLS-1$
        } catch (UnsupportedOperationException e) {
           
        }
    }
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Related Classes of org.teiid.query.sql.symbol.CaseExpression

  • org.teiid.query.parser.TestParser
  • org.teiid.query.processor.eval.TestExpressionEvaluator
  • org.teiid.query.sql.symbol.TestCaseExpression
  • org.teiid.query.sql.visitor.TestExpressionMappingVisitor
  • org.teiid.query.sql.visitor.TestSQLStringVisitor
  • java.util.ArrayList
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