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
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
/*******************************************************************************
* Copyright (c) 2005, 2009 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.types;
import java.math.BigInteger;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import junit.framework.TestCase;
import org.eclipse.xtend.expression.EvaluationException;
import org.eclipse.xtend.expression.ExecutionContextImpl;
import org.eclipse.xtend.expression.ExpressionFacade;
public class CollectionTypeTest extends TestCase {
ExecutionContextImpl ec;
private ExpressionFacade ef;
@Override
protected void setUp() throws Exception {
ec = new ExecutionContextImpl();
ef = new ExpressionFacade(ec);
}
public final void testStuff() {
final List<String> l = new ArrayList<String>();
l.add("a");
l.add("b");
try {
ef.evaluate("{Object.newInstance()} + 'b'");
fail("EvaluationException expected");
} catch (final EvaluationException e) {
}
assertTrue(((Set) ef.evaluate("{'a'}.union({'b'})")).contains("a"));
}
public final void testUnion() {
final Set result = (Set) ef.evaluate("{1,2}.union({2,3})");
assertEquals(3, result.size());
final Number l = (Number) ef.evaluate("{1,2}.union({2,3}).size");
assertEquals(3, l.intValue());
}
public final void testIntersect() {
final Set result = (Set) ef.evaluate("{1,2,3}.intersect({2,3,4})");
assertEquals(2, result.size());
}
public final void testWithout() {
final Set result = (Set) ef.evaluate("{1,2,3}.without({2})");
assertEquals(2, result.size());
assertFalse(result.contains(new Long(2)));
}
public final void testToSet() {
final Set result = (Set) ef.evaluate("{1,2,3}.toSet()");
assertEquals(3, result.size());
assertTrue(result.contains(new BigInteger("2")));
}
public final void testSize() {
assertEquals(Boolean.TRUE, ef.evaluate("{1,2,3}.size == 3"));
}
public final void testIsEmpty() {
assertEquals(Boolean.FALSE, ef.evaluate("{1,2,3}.isEmpty"));
assertEquals(Boolean.TRUE, ef.evaluate("{}.isEmpty"));
}
public final void testContains() {
assertEquals(Boolean.TRUE, ef.evaluate("{1,2,3}.contains(2)"));
assertEquals(Boolean.FALSE, ef.evaluate("{1,2,3}.contains('2')"));
assertEquals(Boolean.FALSE, ef.evaluate("{1,2,3}.contains(42)"));
}
public final void testContainsAll() {
assertEquals(Boolean.TRUE, ef.evaluate("{1,2,3}.containsAll({2})"));
assertEquals(Boolean.FALSE, ef.evaluate("{1,2,3}.containsAll({'2',2})"));
assertEquals(Boolean.FALSE, ef.evaluate("{1,2,3}.containsAll({42,1})"));
assertEquals(Boolean.TRUE, ef.evaluate("{1,2,3}.containsAll({3,2,1})"));
}
public final void testFirst() {
assertEquals(BigInteger.ONE, ef.evaluate("{1,2,3}.first()"));
assertEquals(null, ef.evaluate("{}.first()"));
assertEquals(null, ef.evaluate("null.first()"));
}
public final void testLast() {
assertEquals(new BigInteger("3"), ef.evaluate("{1,2,3}.last()"));
assertNull(ef.evaluate("{}.last()"));
assertNull(ef.evaluate("null.last()"));
}
public final void testReverse() {
assertEquals(new BigInteger("3"), ef.evaluate("{1,2,3}.reverse().first()"));
assertEquals(BigInteger.ONE, ef.evaluate("{1,2,3}.reverse().reverse().first()"));
assertTrue(((List) ef.evaluate("{}.reverse()")).isEmpty());
assertNull(ef.evaluate("null.reverse()"));
}
public final void testWithoutFirst() {
List<BigInteger> l = new ArrayList<BigInteger>();
l.add(new BigInteger("2"));
l.add(new BigInteger("3"));
assertEquals(l, ef.evaluate("{1,2,3}.withoutFirst()"));
assertEquals(Collections.EMPTY_LIST, ef.evaluate("{1}.withoutFirst()"));
assertEquals(Collections.EMPTY_LIST, ef.evaluate("{}.withoutFirst()"));
assertEquals(null, ef.evaluate("null.withoutFirst()"));
}
public final void testWithoutLast() {
List<BigInteger> l = new ArrayList<BigInteger>();
l.add(BigInteger.ONE);
l.add(new BigInteger("2"));
assertEquals(l, ef.evaluate("{1,2,3}.withoutLast()"));
assertEquals(Collections.EMPTY_LIST, ef.evaluate("{1}.withoutLast()"));
assertEquals(Collections.EMPTY_LIST, ef.evaluate("{}.withoutLast()"));
assertEquals(null, ef.evaluate("null.withoutLast()"));
}
}
|
