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Java > Open Source Codes > edu > rice > cs > drjava > model > definitions > indent > ActionStartPrevLinePlusMultilinePreserveTest


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45
46 package edu.rice.cs.drjava.model.definitions.indent;
47
48 import javax.swing.text.BadLocationException JavaDoc;
49
50 /**
51  * Tests ActionStartPrevLinePlusMultilinePreserve(String,int,int,int,int).
52  * It specifically tests the behavior of the auto-closing comments feature.
53  * This means it tests cases where the user has just hit ENTER somewhere
54  * on the opening line of a block comment.
55  *
56  * @version $Id: ActionStartPrevLinePlusMultilinePreserveTest.java 3490 2006-01-07 19:22:33Z dlsmith $
57  */
58 public class ActionStartPrevLinePlusMultilinePreserveTest extends IndentRulesTestCase {
59   
60   /**
61    * This is a clever (IMHO) factory trick to reuse these methods in TestCases
62    * for logically similar IndentActions.
63    * @see ActionStartPrevLinePlusMultilinePreserve#ActionStartPrevLinePlusMultilinePreserve(String[], int, int, int, int)
64    */
65   private IndentRuleAction makeAction(String JavaDoc[] suffices,
66                                       int cursorLine, int cursorPos,
67                                       int psrvLine, int psrvPos) {
68     return new ActionStartPrevLinePlusMultilinePreserve(suffices,
69                                                         cursorLine, cursorPos,
70                                                         psrvLine, psrvPos);
71   }
72   
73   /**
74    * This method abstracts the common processes of the tests so that the tests
75    * themselves may only contain information about original conditions and
76    * expected results.
77    * @param start The text that should be in the document at time rule is called
78    * @param loc the location of the cursor when rule is called
79    * @param endLoc the expected final size of the document
80    * @param finish the text string that remaining after the rule is called
81    */
82   public void helperCommentTest(String JavaDoc start, int loc, int endLoc, String JavaDoc finish) throws
83     BadLocationException JavaDoc {
84       _setDocText(start);
85       _doc.setCurrentLocation(loc);
86       makeAction(new String JavaDoc[]{" * \n", " */"},0,3,0,3).indentLine(_doc, Indenter.ENTER_KEY_PRESS);
87       assertEquals(endLoc, _doc.getCurrentLocation());
88       //assertEquals(finish.length(), _doc.getLength());
89 assertEquals(finish, _doc.getText());
90   }
91
92   public void test1() throws BadLocationException JavaDoc {
93     helperCommentTest("/**\n",
94                       4, 7,
95                       "/**\n * \n */");
96   }
97
98   public void test2() throws BadLocationException JavaDoc {
99     helperCommentTest(" /**\n",
100                       7, 13,
101                       " /**\n * \n */");
102   }
103
104   public void test3() throws BadLocationException JavaDoc {
105     helperCommentTest("/* abc\ndefg\n hijklmnop",
106                       7, 10,
107                       "/* abc\n * defg\n */\n hijklmnop");
108   }
109
110   public void test4() throws BadLocationException JavaDoc {
111     helperCommentTest("/* \nThis is a comment */",
112                       4, 7,
113                       "/* \n * This is a comment */\n */");
114   }
115
116   public void test5() throws BadLocationException JavaDoc {
117     helperCommentTest("/* This is code\n and more */",
118                       16, 19,
119                       "/* This is code\n * and more */\n */");
120   }
121
122   public void test6() throws BadLocationException JavaDoc {
123 ///* This |is a comment block
124 // That is already closed */
125 //---------------------------------
126 ///* This
127 // * |is a comment block
128 // */
129 // That is already closed */
130 //---------------------------------
131 //// (After undo command)
132 //
133 ///* This
134 // * |is a comment block
135 // That is already closed */
136 helperCommentTest("/* This \nis a comment block\n That is already closed */",
137                       9, 12,
138                       "/* This \n * is a comment block\n */\n That is already closed */");
139   }
140   
141   public void test7() throws BadLocationException JavaDoc {
142 ///* This |is a comment block
143 // * That is already closed
144 // */
145 //
146 //---------------------------------
147 ///* This
148 // * |is a comment block
149 // */
150 // * That is already closed
151 // */
152 //---------------------------------
153 //(after undo command)
154 ///* This
155 // * |is a comment block
156 // * That is already closed
157 // */
158 helperCommentTest("/* This \nis a comment block\n * That is already closed \n */",
159                       9, 12,
160                       "/* This \n * is a comment block\n */\n * That is already closed \n */");
161   }
162   
163   public void xtest8() throws BadLocationException JavaDoc {
164 ///* ABC | */
165 //
166 //---------------------------------
167 ///* ABC
168 // * |
169 // */
170 helperCommentTest("/* ABC \n */",
171                       8, 11,
172                       "/* ABC \n * */\n */");
173   }
174   
175   public void xtest9() throws BadLocationException JavaDoc {
176 ///**|
177 // * Text
178 // */
179 //---------------------------------
180 ///**
181 // * |
182 // * Text
183 // */
184 helperCommentTest("/**\n * Text\n */",
185                       4, 7,
186                       "/**\n * \n * Text\n */");
187   }
188   
189   public void test10() throws BadLocationException JavaDoc {
190 ///** This is |bad */ **/
191 //
192 //---------------------------------
193 ///** This is
194 // * bad */ **/
195 // */
196
197     helperCommentTest("/** This is \nbad */ **/",
198                       13, 16,
199                       "/** This is \n * bad */ **/\n */");
200   }
201
202   public void xtest11() throws BadLocationException JavaDoc {
203 ///** ABC **/ | /** ABC **/
204 //
205 //---------------------------------
206 ///** ABC **/
207 //|/** ABC **/
208
209     helperCommentTest("/** ABC **/ \n /** ABC **/",
210                       13, 13,
211                       "/** ABC **/ \n/** ABC **/");
212   }
213   
214 }
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