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1
19
20 package org.netbeans.modules.db.util;
21
22 import java.util.ArrayList  ;
23 import java.util.List ;
24 import javax.swing.AbstractListModel ;
25 import javax.swing.ComboBoxModel ;
26 import javax.swing.JComboBox ;
27 import javax.swing.ListModel ;
28 import org.netbeans.junit.NbTestCase;
29
30
34 public class DataComboBoxSupportTest extends NbTestCase {
35
36 public DataComboBoxSupportTest(String testName) {
37 super(testName);
38 }
39
40 public boolean runInEQ() {
41 return true;
42 }
43
44 public void testBasic() {
45 JComboBox comboBox = new JComboBox ();
46 ListModelImpl listModel = new ListModelImpl();
47 DataModelImpl dataModel = new DataModelImpl(listModel);
48 DataComboBoxSupport support = new DataComboBoxSupport(comboBox, dataModel, true);
49
50 assertSame(support.NEW_ITEM, comboBox.getItemAt(0));
51 assertEquals("Add", comboBox.getItemAt(0).toString());
52 assertEquals(-1, comboBox.getSelectedIndex());
53
54 List items = new ArrayList ();
55 items.add("foo");
56 items.add("bar");
57 listModel.setItems(items);
58
59 assertEquals("foo", comboBox.getItemAt(0));
60 assertEquals("bar", comboBox.getItemAt(1));
61 assertSame(support.SEPARATOR_ITEM, comboBox.getItemAt(2));
62 assertEquals("Add", comboBox.getItemAt(3).toString());
63 assertEquals("The old selected item was removed, nothing should be selected now", -1, comboBox.getSelectedIndex());
64
65 comboBox.setSelectedIndex(1); items.remove("foo");
67 listModel.setItems(items);
68
69 assertEquals("bar", comboBox.getItemAt(0));
70 assertSame(support.SEPARATOR_ITEM, comboBox.getItemAt(1));
71 assertEquals("Add", comboBox.getItemAt(2).toString());
72 assertEquals("Bar should still be selected", 0, comboBox.getSelectedIndex());
73
74 items.add("new");
75 listModel.setItems(items, "new");
76
77 assertEquals("bar", comboBox.getItemAt(0));
78 assertEquals("new", comboBox.getItemAt(1));
79 assertSame(support.SEPARATOR_ITEM, comboBox.getItemAt(2));
80 assertEquals("Add", comboBox.getItemAt(3).toString());
81 assertEquals("new", comboBox.getSelectedItem());
82 assertEquals("New should be selected", 1, comboBox.getSelectedIndex());
83 }
84
85 public void testNoAddition() {
86 JComboBox comboBox = new JComboBox ();
87 ListModelImpl listModel = new ListModelImpl();
88 DataModelImpl dataModel = new DataModelImpl(listModel);
89 DataComboBoxSupport support = new DataComboBoxSupport(comboBox, dataModel, false);
90
91 assertEquals(0, comboBox.getItemCount());
92
93 List items = new ArrayList ();
94 items.add("foo");
95 items.add("bar");
96 listModel.setItems(items);
97
98 assertEquals(2, comboBox.getItemCount());
99 assertEquals("foo", comboBox.getItemAt(0));
100 assertEquals("bar", comboBox.getItemAt(1));
101 }
102
103 private static final class DataModelImpl implements DataComboBoxModel {
104
105 private ComboBoxModel listModel;
106
107 public DataModelImpl(ComboBoxModel listModel) {
108 this.listModel = listModel;
109 }
110
111 public String getItemTooltipText(Object item) {
112 return null;
113 }
114
115 public String getItemDisplayName(Object item) {
116 return (String )item + "-display";
117 }
118
119 public void newItemActionPerformed() {
120 System.out.println("action performed");
121 }
122
123 public String getNewItemDisplayName() {
124 return "Add";
125 }
126
127 public ComboBoxModel getListModel() {
128 return listModel;
129 }
130 }
131
132 private static final class ListModelImpl extends AbstractListModel implements ComboBoxModel {
133
134 Object [] items = new Object [0];
135 Object selectedItem;
136
137 public Object getElementAt(int index) {
138 return items[index];
139 }
140
141 public int getSize() {
142 return items.length;
143 }
144
145 public Object getSelectedItem() {
146 return selectedItem;
147 }
148
149 public void setSelectedItem(Object selectedItem) {
150 this.selectedItem = selectedItem;
151 }
152
153 private void setItems(List items) {
154 this.items = (Object [])items.toArray(new Object [items.size()]);
155 fireContentsChanged(this, 0, this.items.length);
156 }
157
158 private void setItems(List items, Object selectedItem) {
159 this.items = (Object [])items.toArray(new Object [items.size()]);
160 this.selectedItem = selectedItem;
161 fireContentsChanged(this, 0, this.items.length);
162 }
163 }
164 }
165 |
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