/*
* Copyright 2002-2012 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.expression.spel;
import java.util.ArrayList;
import java.util.HashMap;
import org.junit.Test;
import org.springframework.expression.spel.standard.SpelExpression;
import static org.junit.Assert.*;
/**
* These are tests for language features that are not yet considered 'live'. Either missing implementation or
* documentation.
*
* Where implementation is missing the tests are commented out.
*
* @author Andy Clement
*/
public class InProgressTests extends AbstractExpressionTests {
@Test
public void testRelOperatorsBetween01() {
evaluate("1 between listOneFive", "true", Boolean.class);
// no inline list building at the moment
// evaluate("1 between {1, 5}", "true", Boolean.class);
}
@Test
public void testRelOperatorsBetweenErrors01() {
evaluateAndCheckError("1 between T(String)", SpelMessage.BETWEEN_RIGHT_OPERAND_MUST_BE_TWO_ELEMENT_LIST, 10);
}
@Test
public void testRelOperatorsBetweenErrors03() {
evaluateAndCheckError("1 between listOfNumbersUpToTen",
SpelMessage.BETWEEN_RIGHT_OPERAND_MUST_BE_TWO_ELEMENT_LIST, 10);
}
// PROJECTION
@Test
public void testProjection01() {
evaluate("listOfNumbersUpToTen.![#this<5?'y':'n']", "[y, y, y, y, n, n, n, n, n, n]", ArrayList.class);
// inline list creation not supported at the moment
// evaluate("{1,2,3,4,5,6,7,8,9,10}.!{#isEven(#this)}", "[n, y, n, y, n, y, n, y, n, y]", ArrayList.class);
}
@Test
public void testProjection02() {
// inline map creation not supported at the moment
// evaluate("#{'a':'y','b':'n','c':'y'}.![value=='y'?key:null].nonnull().sort()", "[a, c]", ArrayList.class);
evaluate("mapOfNumbersUpToTen.![key>5?value:null]",
"[null, null, null, null, null, six, seven, eight, nine, ten]", ArrayList.class);
}
@Test
public void testProjection05() {
evaluateAndCheckError("'abc'.![true]", SpelMessage.PROJECTION_NOT_SUPPORTED_ON_TYPE);
evaluateAndCheckError("null.![true]", SpelMessage.PROJECTION_NOT_SUPPORTED_ON_TYPE);
evaluate("null?.![true]", null, null);
}
@Test
public void testProjection06() throws Exception {
SpelExpression expr = (SpelExpression) parser.parseExpression("'abc'.![true]");
assertEquals("'abc'.![true]", expr.toStringAST());
}
// SELECTION
@Test
public void testSelection02() {
evaluate("testMap.keySet().?[#this matches '.*o.*']", "[monday]", ArrayList.class);
evaluate("testMap.keySet().?[#this matches '.*r.*'].contains('saturday')", "true", Boolean.class);
evaluate("testMap.keySet().?[#this matches '.*r.*'].size()", "3", Integer.class);
}
@Test
public void testSelectionError_NonBooleanSelectionCriteria() {
evaluateAndCheckError("listOfNumbersUpToTen.?['nonboolean']",
SpelMessage.RESULT_OF_SELECTION_CRITERIA_IS_NOT_BOOLEAN);
}
@Test
public void testSelection03() {
evaluate("mapOfNumbersUpToTen.?[key>5].size()", "5", Integer.class);
}
@Test
public void testSelection04() {
evaluateAndCheckError("mapOfNumbersUpToTen.?['hello'].size()",
SpelMessage.RESULT_OF_SELECTION_CRITERIA_IS_NOT_BOOLEAN);
}
@Test
public void testSelection05() {
evaluate("mapOfNumbersUpToTen.?[key>11].size()", "0", Integer.class);
evaluate("mapOfNumbersUpToTen.^[key>11]", null, null);
evaluate("mapOfNumbersUpToTen.$[key>11]", null, null);
evaluate("null?.$[key>11]", null, null);
evaluateAndCheckError("null.?[key>11]", SpelMessage.INVALID_TYPE_FOR_SELECTION);
evaluateAndCheckError("'abc'.?[key>11]", SpelMessage.INVALID_TYPE_FOR_SELECTION);
}
@Test
public void testSelectionFirst01() {
evaluate("listOfNumbersUpToTen.^[#isEven(#this) == 'y']", "2", Integer.class);
}
@Test
public void testSelectionFirst02() {
evaluate("mapOfNumbersUpToTen.^[key>5].size()", "1", Integer.class);
}
@Test
public void testSelectionLast01() {
evaluate("listOfNumbersUpToTen.$[#isEven(#this) == 'y']", "10", Integer.class);
}
@Test
public void testSelectionLast02() {
evaluate("mapOfNumbersUpToTen.$[key>5]", "{10=ten}", HashMap.class);
evaluate("mapOfNumbersUpToTen.$[key>5].size()", "1", Integer.class);
}
@Test
public void testSelectionAST() throws Exception {
SpelExpression expr = (SpelExpression) parser.parseExpression("'abc'.^[true]");
assertEquals("'abc'.^[true]", expr.toStringAST());
expr = (SpelExpression) parser.parseExpression("'abc'.?[true]");
assertEquals("'abc'.?[true]", expr.toStringAST());
expr = (SpelExpression) parser.parseExpression("'abc'.$[true]");
assertEquals("'abc'.$[true]", expr.toStringAST());
}
// Constructor invocation
@Test
public void testSetConstruction01() {
evaluate("new java.util.HashSet().addAll({'a','b','c'})", "true", Boolean.class);
}
}