blob: 7b642a893ef7bf27b002305e18452579684325d0 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.indexinglanguage;
import com.yahoo.vespa.indexinglanguage.expressions.*;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
/**
* @author Simon Thoresen Hult
*/
public class TypedExpressionConverterTestCase {
@Test
public void requireThatOnlyExpressionsOfGivenTypeIsConverted() {
assertConvert(new AttributeExpression("foo"),
new IndexExpression("foo"));
assertConvert(new StatementExpression(new AttributeExpression("foo")),
new StatementExpression(new IndexExpression("foo")));
assertConvert(new SummaryExpression("foo"),
new SummaryExpression("foo"));
assertConvert(new StatementExpression(new SummaryExpression("foo")),
new StatementExpression(new SummaryExpression("foo")));
}
private static void assertConvert(Expression before, Expression expectedAfter) {
assertEquals(expectedAfter, new MyConverter().convert(before));
}
private static class MyConverter extends TypedExpressionConverter<AttributeExpression> {
public MyConverter() {
super(AttributeExpression.class);
}
@Override
protected Expression typedConvert(AttributeExpression exp) {
return new IndexExpression(exp.getFieldName());
}
}
}
|