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
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
|
/*******************************************************************************
* Copyright (c) 2005, 2007 committers of openArchitectureWare and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* committers of openArchitectureWare - initial API and implementation
*******************************************************************************/
package org.eclipse.xtend.typesystem.baseimpl;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import junit.framework.TestCase;
import org.eclipse.internal.xtend.type.impl.java.JavaMetaModel;
import org.eclipse.internal.xtend.type.impl.java.beans.JavaBeansStrategy;
import org.eclipse.xtend.expression.ExecutionContextImpl;
import org.eclipse.xtend.expression.ExpressionFacade;
/**
* @author Sven Efftinge (http://www.efftinge.de)
* @author Arno Haase
* @author Bernd Kolb
*/
public class CollectionFeaturesTest extends TestCase {
ExecutionContextImpl ec;
private ExpressionFacade ef;
private ArrayList<String> vals;
@Override
protected void setUp() throws Exception {
vals = new ArrayList<String>();
vals.add("1");
vals.add("2");
vals.add("3");
vals.add("4");
vals.add("5");
ec = new ExecutionContextImpl();
ec.registerMetaModel(new JavaMetaModel("asdf", new JavaBeansStrategy()));
ef = new ExpressionFacade(ec);
}
public final void testSelect() {
final Collection result = (Collection) ef.evaluate("vals.select(s| s >= \"3\")", Collections.singletonMap(
"vals", vals));
assertEquals(3, result.size());
assertTrue(result.contains("3"));
assertTrue(result.contains("4"));
assertTrue(result.contains("5"));
}
public final void testSelectFirst() {
final Object result = ef.evaluate("vals.selectFirst(s| s >= \"3\")", Collections.singletonMap(
"vals", vals));
assertEquals("3", result);
}
public final void testContains() {
final Boolean result = (Boolean)ef.evaluate("vals.contains(\"3\")", Collections.singletonMap(
"vals", vals));
assertTrue(result.booleanValue());
}
public final void testContainsAll() {
final Boolean result = (Boolean)ef.evaluate("vals.containsAll({\"3\",\"4\"})", Collections.singletonMap(
"vals", vals));
assertTrue(result.booleanValue());
}
public final void testCollect() {
final Collection result = (Collection) ef.evaluate("vals.collect( s| s.length)", Collections.singletonMap(
"vals", vals));
assertEquals(5, result.size());
for (final Iterator iter = result.iterator(); iter.hasNext();) {
assertEquals(new Long(1), iter.next());
}
}
public final void testExists() {
assertEquals(Boolean.TRUE, ef.evaluate("vals.exists(s| s == \"3\")", Collections.singletonMap("vals", vals)));
assertEquals(Boolean.FALSE, ef.evaluate("vals.exists(s| s == \"33\")", Collections.singletonMap("vals", vals)));
}
public final void testNotExists() {
assertEquals(Boolean.FALSE, ef.evaluate("vals.notExists(s| s == \"3\")", Collections.singletonMap("vals", vals)));
assertEquals(Boolean.TRUE, ef.evaluate("vals.notExists(s| s == \"33\")", Collections.singletonMap("vals", vals)));
}
public final void testForAll() {
assertEquals(Boolean.FALSE, ef.evaluate("{}.forAll(s | true)"));
assertEquals(Boolean.TRUE, ef.evaluate("vals.forAll(s| s.length == 1)", Collections.singletonMap("vals", vals)));
assertEquals(Boolean.FALSE, ef.evaluate("vals.forAll(s| s == \"3\")", Collections.singletonMap("vals", vals)));
}
}
|
