@Test
public void testEmbeddedExpressionsAndQuotes() {
final Map<String, String> attributes = new HashMap<>();
attributes.put("x", "abc");
attributes.put("a", "abc");
verifyEquals("${x:equals(${a})}", attributes, true);
Query.validateExpression("${x:equals('${a}')}", false);
assertEquals("true", Query.evaluateExpressions("${x:equals('${a}')}", attributes, null));
Query.validateExpression("${x:equals(\"${a}\")}", false);
assertEquals("true", Query.evaluateExpressions("${x:equals(\"${a}\")}", attributes, null));
}
@Test
public void testNewLinesAndTabsInQuery() {
final String query = "${ abc:equals('abc'):or( \n\t${xx:isNull()}\n) }";
assertEquals(ResultType.BOOLEAN, Query.getResultType(query));
Query.validateExpression(query, false);
assertEquals("true", Query.evaluateExpressions(query));
}
@Test
public void testIsValidExpression() {
Query.validateExpression("${abc:substring(${xyz:length()})}", false);
Query.isValidExpression("${now():format('yyyy-MM-dd')}");
try {
Query.validateExpression("$${attr}", false);
Assert.fail("invalid query validated");
} catch (final AttributeExpressionLanguageParsingException e) {
}
Query.validateExpression("$${attr}", true);
Query.validateExpression(
"${filename:startsWith('T8MTXBC')\n"
+ ":or( ${filename:startsWith('C4QXABC')} )\n"
+ ":or( ${filename:startsWith('U6CXEBC')} )"
+ ":or( ${filename:startsWith('KYM3ABC')} )}",
false);
}
@Test
public void testCompileEmbedded() {
final String expression = "${x:equals( ${y} )}";
final Query query = Query.compile(expression);
final Tree tree = query.getTree();
System.out.println(printTree(tree));
final Map<String, String> attributes = new HashMap<>();
attributes.put("x", "x");
attributes.put("y", "x");
final String result = Query.evaluateExpressions(expression, attributes, null);
assertEquals("true", result);
Query.validateExpression(expression, false);
}
private void verifyEquals(
final String expression, final Map<String, String> attributes, final Object expectedResult) {
Query.validateExpression(expression, false);
assertEquals(
String.valueOf(expectedResult), Query.evaluateExpressions(expression, attributes, null));
Query query = Query.compile(expression);
QueryResult<?> result = query.evaluate(attributes);
if (expectedResult instanceof Number) {
assertEquals(ResultType.NUMBER, result.getResultType());
} else if (expectedResult instanceof Boolean) {
assertEquals(ResultType.BOOLEAN, result.getResultType());
} else {
assertEquals(ResultType.STRING, result.getResultType());
}
assertEquals(expectedResult, result.getValue());
}