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Issue 1029063002: [V8] Removed debug-sourceinfo.js with CRLF line endings (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 9 months ago
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1 // Copyright 2008 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
4 // met:
5 //
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28 // Flags: --expose-debug-as debug
29 // For this test to work this file MUST have CR LF line endings.
30 function a() { b(); };
31 function b() {
32 c(true);
33 };
34 function c(x) {
35 if (x) {
36 return 1;
37 } else {
38 return 1;
39 }
40 };
41 function d(x) {
42 x = 1 ;
43 x = 2 ;
44 x = 3 ;
45 x = 4 ;
46 x = 5 ;
47 x = 6 ;
48 x = 7 ;
49 x = 8 ;
50 x = 9 ;
51 x = 10;
52 x = 11;
53 x = 12;
54 x = 13;
55 x = 14;
56 x = 15;
57 }
58
59 // Get the Debug object exposed from the debug context global object.
60 Debug = debug.Debug
61
62 // This is the number of comment lines above the first test function.
63 var comment_lines = 29;
64
65 // This is the last position in the entire file (note: this equals
66 // file size of <debug-sourceinfo.js> - 1, since starting at 0).
67 var last_position = 14312;
68 // This is the last line of entire file (note: starting at 0).
69 var last_line = 351;
70 // This is the last column of last line (note: starting at 0 and +2, due
71 // to trailing <CR><LF>).
72 var last_column = 2;
73
74 // This magic number is the length or the first line comment (actually number
75 // of characters before 'function a(...'.
76 var comment_line_length = 1726;
77 var start_a = 10 + comment_line_length;
78 var start_b = 37 + comment_line_length;
79 var start_c = 71 + comment_line_length;
80 var start_d = 163 + comment_line_length;
81
82 // The position of the first line of d(), i.e. "x = 1 ;".
83 var start_code_d = start_d + 7;
84 // The line # of the first line of d() (note: starting at 0).
85 var start_line_d = 41;
86 var line_length_d = 11;
87 var num_lines_d = 15;
88
89 assertEquals(start_a, Debug.sourcePosition(a));
90 assertEquals(start_b, Debug.sourcePosition(b));
91 assertEquals(start_c, Debug.sourcePosition(c));
92 assertEquals(start_d, Debug.sourcePosition(d));
93
94 var script = Debug.findScript(a);
95 assertTrue(script.data === Debug.findScript(b).data);
96 assertTrue(script.data === Debug.findScript(c).data);
97 assertTrue(script.data === Debug.findScript(d).data);
98 assertTrue(script.source === Debug.findScript(b).source);
99 assertTrue(script.source === Debug.findScript(c).source);
100 assertTrue(script.source === Debug.findScript(d).source);
101
102 // Test that when running through source positions the position, line and
103 // column progresses as expected.
104 var position;
105 var line;
106 var column;
107 for (var p = 0; p < 100; p++) {
108 var location = script.locationFromPosition(p);
109 if (p > 0) {
110 assertEquals(position + 1, location.position);
111 if (line == location.line) {
112 assertEquals(column + 1, location.column);
113 } else {
114 assertEquals(line + 1, location.line);
115 assertEquals(0, location.column);
116 }
117 } else {
118 assertEquals(0, location.position);
119 assertEquals(0, location.line);
120 assertEquals(0, location.column);
121 }
122
123 // Remember the location.
124 position = location.position;
125 line = location.line;
126 column = location.column;
127 }
128
129 // Every line of d() is the same length. Verify we can loop through all
130 // positions and find the right line # for each.
131 var p = start_code_d;
132 for (line = 0; line < num_lines_d; line++) {
133 for (column = 0; column < line_length_d; column++) {
134 var location = script.locationFromPosition(p);
135 assertEquals(p, location.position);
136 assertEquals(start_line_d + line, location.line);
137 assertEquals(column, location.column);
138 p++;
139 }
140 }
141
142 // Test first position.
143 assertEquals(0, script.locationFromPosition(0).position);
144 assertEquals(0, script.locationFromPosition(0).line);
145 assertEquals(0, script.locationFromPosition(0).column);
146
147 // Test second position.
148 assertEquals(1, script.locationFromPosition(1).position);
149 assertEquals(0, script.locationFromPosition(1).line);
150 assertEquals(1, script.locationFromPosition(1).column);
151
152 // Test first position in function a().
153 assertEquals(start_a, script.locationFromPosition(start_a).position);
154 assertEquals(0, script.locationFromPosition(start_a).line - comment_lines);
155 assertEquals(10, script.locationFromPosition(start_a).column);
156
157 // Test first position in function b().
158 assertEquals(start_b, script.locationFromPosition(start_b).position);
159 assertEquals(1, script.locationFromPosition(start_b).line - comment_lines);
160 assertEquals(13, script.locationFromPosition(start_b).column);
161
162 // Test first position in function c().
163 assertEquals(start_c, script.locationFromPosition(start_c).position);
164 assertEquals(4, script.locationFromPosition(start_c).line - comment_lines);
165 assertEquals(12, script.locationFromPosition(start_c).column);
166
167 // Test first position in function d().
168 assertEquals(start_d, script.locationFromPosition(start_d).position);
169 assertEquals(11, script.locationFromPosition(start_d).line - comment_lines);
170 assertEquals(10, script.locationFromPosition(start_d).column);
171
172 // Test first line.
173 assertEquals(0, script.locationFromLine().position);
174 assertEquals(0, script.locationFromLine().line);
175 assertEquals(0, script.locationFromLine().column);
176 assertEquals(0, script.locationFromLine(0).position);
177 assertEquals(0, script.locationFromLine(0).line);
178 assertEquals(0, script.locationFromLine(0).column);
179
180 // Test first line column 1.
181 assertEquals(1, script.locationFromLine(0, 1).position);
182 assertEquals(0, script.locationFromLine(0, 1).line);
183 assertEquals(1, script.locationFromLine(0, 1).column);
184
185 // Test first line offset 1.
186 assertEquals(1, script.locationFromLine(0, 0, 1).position);
187 assertEquals(0, script.locationFromLine(0, 0, 1).line);
188 assertEquals(1, script.locationFromLine(0, 0, 1).column);
189
190 // Test offset function a().
191 assertEquals(start_a, script.locationFromLine(void 0, void 0, start_a).position) ;
192 assertEquals(0, script.locationFromLine(void 0, void 0, start_a).line - comment_ lines);
193 assertEquals(10, script.locationFromLine(void 0, void 0, start_a).column);
194 assertEquals(start_a, script.locationFromLine(0, void 0, start_a).position);
195 assertEquals(0, script.locationFromLine(0, void 0, start_a).line - comment_lines );
196 assertEquals(10, script.locationFromLine(0, void 0, start_a).column);
197 assertEquals(start_a, script.locationFromLine(0, 0, start_a).position);
198 assertEquals(0, script.locationFromLine(0, 0, start_a).line - comment_lines);
199 assertEquals(10, script.locationFromLine(0, 0, start_a).column);
200
201 // Test second line offset function a().
202 assertEquals(start_a + 14, script.locationFromLine(1, 0, start_a).position);
203 assertEquals(1, script.locationFromLine(1, 0, start_a).line - comment_lines);
204 assertEquals(0, script.locationFromLine(1, 0, start_a).column);
205
206 // Test second line column 2 offset function a().
207 assertEquals(start_a + 14 + 2, script.locationFromLine(1, 2, start_a).position);
208 assertEquals(1, script.locationFromLine(1, 2, start_a).line - comment_lines);
209 assertEquals(2, script.locationFromLine(1, 2, start_a).column);
210
211 // Test offset function b().
212 assertEquals(start_b, script.locationFromLine(0, 0, start_b).position);
213 assertEquals(1, script.locationFromLine(0, 0, start_b).line - comment_lines);
214 assertEquals(13, script.locationFromLine(0, 0, start_b).column);
215
216 // Test second line offset function b().
217 assertEquals(start_b + 6, script.locationFromLine(1, 0, start_b).position);
218 assertEquals(2, script.locationFromLine(1, 0, start_b).line - comment_lines);
219 assertEquals(0, script.locationFromLine(1, 0, start_b).column);
220
221 // Test second line column 11 offset function b().
222 assertEquals(start_b + 6 + 11, script.locationFromLine(1, 11, start_b).position) ;
223 assertEquals(2, script.locationFromLine(1, 11, start_b).line - comment_lines);
224 assertEquals(11, script.locationFromLine(1, 11, start_b).column);
225
226 // Test second line column 12 offset function b. Second line in b is 11 long
227 // using column 12 wraps to next line.
228 assertEquals(start_b + 6 + 12, script.locationFromLine(1, 12, start_b).position) ;
229 assertEquals(3, script.locationFromLine(1, 12, start_b).line - comment_lines);
230 assertEquals(0, script.locationFromLine(1, 12, start_b).column);
231
232 // Test the Debug.findSourcePosition which wraps SourceManager.
233 assertEquals(0 + start_a, Debug.findFunctionSourceLocation(a, 0, 0).position);
234 assertEquals(0 + start_b, Debug.findFunctionSourceLocation(b, 0, 0).position);
235 assertEquals(6 + start_b, Debug.findFunctionSourceLocation(b, 1, 0).position);
236 assertEquals(8 + start_b, Debug.findFunctionSourceLocation(b, 1, 2).position);
237 assertEquals(18 + start_b, Debug.findFunctionSourceLocation(b, 2, 0).position);
238 assertEquals(0 + start_c, Debug.findFunctionSourceLocation(c, 0, 0).position);
239 assertEquals(7 + start_c, Debug.findFunctionSourceLocation(c, 1, 0).position);
240 assertEquals(21 + start_c, Debug.findFunctionSourceLocation(c, 2, 0).position);
241 assertEquals(38 + start_c, Debug.findFunctionSourceLocation(c, 3, 0).position);
242 assertEquals(52 + start_c, Debug.findFunctionSourceLocation(c, 4, 0).position);
243 assertEquals(69 + start_c, Debug.findFunctionSourceLocation(c, 5, 0).position);
244 assertEquals(76 + start_c, Debug.findFunctionSourceLocation(c, 6, 0).position);
245 assertEquals(0 + start_d, Debug.findFunctionSourceLocation(d, 0, 0).position);
246 assertEquals(7 + start_d, Debug.findFunctionSourceLocation(d, 1, 0).position);
247 for (i = 1; i <= num_lines_d; i++) {
248 assertEquals(7 + (i * line_length_d) + start_d, Debug.findFunctionSourceLocati on(d, (i + 1), 0).position);
249 }
250 assertEquals(175 + start_d, Debug.findFunctionSourceLocation(d, 17, 0).position) ;
251
252 // Make sure invalid inputs work properly.
253 assertEquals(0, script.locationFromPosition(-1).line);
254 assertEquals(null, script.locationFromPosition(last_position + 1));
255
256 // Test last position.
257 assertEquals(last_position, script.locationFromPosition(last_position).position) ;
258 assertEquals(last_line, script.locationFromPosition(last_position).line);
259 assertEquals(last_column, script.locationFromPosition(last_position).column);
260
261 // Test source line and restriction. All the following tests start from line 1
262 // column 2 in function b, which is the call to c.
263 // c(true);
264 // ^
265
266 var location;
267
268 location = script.locationFromLine(1, 0, start_b);
269 assertEquals(' c(true);', location.sourceText());
270
271 result = ['c', ' c', ' c(', ' c(', ' c(t']
272 for (var i = 1; i <= 5; i++) {
273 location = script.locationFromLine(1, 2, start_b);
274 location.restrict(i);
275 assertEquals(result[i - 1], location.sourceText());
276 }
277
278 location = script.locationFromLine(1, 2, start_b);
279 location.restrict(1, 0);
280 assertEquals('c', location.sourceText());
281
282 location = script.locationFromLine(1, 2, start_b);
283 location.restrict(2, 0);
284 assertEquals('c(', location.sourceText());
285
286 location = script.locationFromLine(1, 2, start_b);
287 location.restrict(2, 1);
288 assertEquals(' c', location.sourceText());
289
290 location = script.locationFromLine(1, 2, start_b);
291 location.restrict(2, 2);
292 assertEquals(' c', location.sourceText());
293
294 location = script.locationFromLine(1, 2, start_b);
295 location.restrict(2, 3);
296 assertEquals(' c', location.sourceText());
297
298 location = script.locationFromLine(1, 2, start_b);
299 location.restrict(3, 1);
300 assertEquals(' c(', location.sourceText());
301
302 location = script.locationFromLine(1, 2, start_b);
303 location.restrict(5, 0);
304 assertEquals('c(tru', location.sourceText());
305
306 location = script.locationFromLine(1, 2, start_b);
307 location.restrict(5, 2);
308 assertEquals(' c(t', location.sourceText());
309
310 location = script.locationFromLine(1, 2, start_b);
311 location.restrict(5, 4);
312 assertEquals(' c(t', location.sourceText());
313
314 // All the following tests start from line 1 column 10 in function b, which is
315 // the final character.
316 // c(true);
317 // ^
318
319 location = script.locationFromLine(1, 10, start_b);
320 location.restrict(5, 0);
321 assertEquals('rue);', location.sourceText());
322
323 location = script.locationFromLine(1, 10, start_b);
324 location.restrict(7, 0);
325 assertEquals('(true);', location.sourceText());
326
327 // All the following tests start from line 1 column 0 in function b, which is
328 // the first character.
329 // c(true);
330 //^
331
332 location = script.locationFromLine(1, 0, start_b);
333 location.restrict(5, 0);
334 assertEquals(' c(t', location.sourceText());
335
336 location = script.locationFromLine(1, 0, start_b);
337 location.restrict(5, 4);
338 assertEquals(' c(t', location.sourceText());
339
340 location = script.locationFromLine(1, 0, start_b);
341 location.restrict(7, 0);
342 assertEquals(' c(tru', location.sourceText());
343
344 location = script.locationFromLine(1, 0, start_b);
345 location.restrict(7, 6);
346 assertEquals(' c(tru', location.sourceText());
347
348 // Test that script.sourceLine(line) works.
349 for (line = 0; line < num_lines_d; line++) {
350 var line_content_regexp = new RegExp(" x = " + (line + 1));
351 assertTrue(line_content_regexp.test(script.sourceLine(start_line_d + line)));
352 }
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