@Test
public void testMatch() throws Exception {
SQLQuery query =
SQLQueryParser.parse(
"SELECT ecm:uuid, cmp:addresses/*1/street FROM D WHERE " //
+ "cmp:addresses/*1/city = 'Paris'");
SelectClause selectClause = query.getSelectClause();
Expression expression = query.getWhereClause().predicate;
OrderByClause orderByClause = query.getOrderByClause();
DBSExpressionEvaluator evaluator =
new DBSExpressionEvaluator(null, selectClause, expression, orderByClause, null, false);
evaluator.parse();
assertTrue(evaluator.hasWildcardProjection());
State state =
state( //
"ecm:id",
"id1", //
"cmp:addresses",
list( //
state("city", "Paris", "street", "Champs Elysees"), //
state("city", "Paris", "street", "Boulevard Peripherique")));
List<Map<String, Serializable>> projections = evaluator.matches(state);
assertEquals(
list( //
map("ecm:uuid", "id1", "cmp:addresses/*1/street", "Champs Elysees"), //
map("ecm:uuid", "id1", "cmp:addresses/*1/street", "Boulevard Peripherique")), //
projections);
}
@Test
public void testWildcardCrossProduct() throws Exception {
SQLQuery query =
SQLQueryParser.parse(
"SELECT cmp:addresses/*1/city, cmp:addresses/*2/city FROM D WHERE " //
+ "ecm:uuid <> 'nothing'");
SelectClause selectClause = query.getSelectClause();
Expression expression = query.getWhereClause().predicate;
OrderByClause orderByClause = query.getOrderByClause();
DBSExpressionEvaluator evaluator =
new DBSExpressionEvaluator(null, selectClause, expression, orderByClause, null, false);
evaluator.parse();
assertTrue(evaluator.hasWildcardProjection());
State state =
state( //
"ecm:id",
"id1", //
"cmp:addresses",
list( //
state("city", "Paris"), //
state("city", "London")));
List<Map<String, Serializable>> projections = evaluator.matches(state);
assertEquals(
list( //
map("cmp:addresses/*1/city", "Paris", "cmp:addresses/*2/city", "Paris"), //
map("cmp:addresses/*1/city", "Paris", "cmp:addresses/*2/city", "London"), //
map("cmp:addresses/*1/city", "London", "cmp:addresses/*2/city", "Paris"), //
map("cmp:addresses/*1/city", "London", "cmp:addresses/*2/city", "London")), //
projections);
}