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1
20 package org.apache.mina.common;
21
22 import java.util.Iterator  ;
23
24 import junit.framework.Assert;
25 import junit.framework.TestCase;
26
27 import org.apache.mina.common.IoFilterChain.Entry;
28
29
35 public class DefaultIoFilterChainBuilderTest extends TestCase {
36 public static void main(String [] args) {
37 junit.textui.TestRunner.run(DefaultIoFilterChainBuilderTest.class);
38 }
39
40 protected void setUp() throws Exception {
41 }
42
43 protected void tearDown() throws Exception {
44 }
45
46 public void testAdd() throws Exception {
47 DefaultIoFilterChainBuilder builder = new DefaultIoFilterChainBuilder();
48
49 builder.addFirst("A", new IoFilterAdapter());
50 builder.addLast("B", new IoFilterAdapter());
51 builder.addFirst("C", new IoFilterAdapter());
52 builder.addLast("D", new IoFilterAdapter());
53 builder.addBefore("B", "E", new IoFilterAdapter());
54 builder.addBefore("C", "F", new IoFilterAdapter());
55 builder.addAfter("B", "G", new IoFilterAdapter());
56 builder.addAfter("D", "H", new IoFilterAdapter());
57
58 String actual = "";
59 for (Iterator i = builder.getAll().iterator(); i.hasNext();) {
60 Entry e = (Entry) i.next();
61 actual += e.getName();
62 }
63
64 Assert.assertEquals("FCAEBGDH", actual);
65 }
66
67 public void testGet() throws Exception {
68 DefaultIoFilterChainBuilder builder = new DefaultIoFilterChainBuilder();
69
70 IoFilter filterA = new IoFilterAdapter();
71 IoFilter filterB = new IoFilterAdapter();
72 IoFilter filterC = new IoFilterAdapter();
73 IoFilter filterD = new IoFilterAdapter();
74
75 builder.addFirst("A", filterA);
76 builder.addLast("B", filterB);
77 builder.addBefore("B", "C", filterC);
78 builder.addAfter("A", "D", filterD);
79
80 Assert.assertSame(filterA, builder.get("A"));
81 Assert.assertSame(filterB, builder.get("B"));
82 Assert.assertSame(filterC, builder.get("C"));
83 Assert.assertSame(filterD, builder.get("D"));
84 }
85
86 public void testRemove() throws Exception {
87 DefaultIoFilterChainBuilder builder = new DefaultIoFilterChainBuilder();
88
89 builder.addLast("A", new IoFilterAdapter());
90 builder.addLast("B", new IoFilterAdapter());
91 builder.addLast("C", new IoFilterAdapter());
92 builder.addLast("D", new IoFilterAdapter());
93 builder.addLast("E", new IoFilterAdapter());
94
95 builder.remove("A");
96 builder.remove("E");
97 builder.remove("C");
98 builder.remove("B");
99 builder.remove("D");
100
101 Assert.assertEquals(0, builder.getAll().size());
102 }
103
104 public void testClear() throws Exception {
105 DefaultIoFilterChainBuilder builder = new DefaultIoFilterChainBuilder();
106
107 builder.addLast("A", new IoFilterAdapter());
108 builder.addLast("B", new IoFilterAdapter());
109 builder.addLast("C", new IoFilterAdapter());
110 builder.addLast("D", new IoFilterAdapter());
111 builder.addLast("E", new IoFilterAdapter());
112
113 builder.clear();
114
115 Assert.assertEquals(0, builder.getAll().size());
116 }
117
118 public void testToString() {
119 DefaultIoFilterChainBuilder builder = new DefaultIoFilterChainBuilder();
120
121 Assert.assertEquals("{ empty }", builder.toString());
123
124 builder.addLast("A", new IoFilterAdapter() {
126 public String toString() {
127 return "B";
128 }
129 });
130 Assert.assertEquals("{ (A:B) }", builder.toString());
131
132 builder.addLast("C", new IoFilterAdapter() {
134 public String toString() {
135 return "D";
136 }
137 });
138 Assert.assertEquals("{ (A:B), (C:D) }", builder.toString());
139 }
140 }
141 |
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