From a2cc87bc8425d1bdeb3f911a308bc687aaff23e2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?=
 <zmoelnig@users.sourceforge.net>
Date: Tue, 22 Jul 2008 10:58:55 +0000
Subject: added explanation on the bug

svn path=/trunk/externals/zexy/; revision=10200
---
 tests/msgfile/empty_at_end2.pd | 43 ---------------------------
 tests/msgfile/prev_from_end.pd | 66 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 66 insertions(+), 43 deletions(-)
 delete mode 100644 tests/msgfile/empty_at_end2.pd
 create mode 100644 tests/msgfile/prev_from_end.pd

(limited to 'tests')

diff --git a/tests/msgfile/empty_at_end2.pd b/tests/msgfile/empty_at_end2.pd
deleted file mode 100644
index 5ba1258..0000000
--- a/tests/msgfile/empty_at_end2.pd
+++ /dev/null
@@ -1,43 +0,0 @@
-#N canvas 57 57 492 370 10;
-#X obj 86 20 inlet run_test;
-#X obj 86 318 outlet;
-#X obj 182 147 t a a;
-#X obj 182 176 msgfile;
-#X obj 182 60 t b b b;
-#X obj 182 201 spigot;
-#X msg 245 177 1;
-#X msg 182 250 1;
-#X msg 106 250 0;
-#X msg 182 118 prev;
-#X floatatom 147 294 5 0 0 0 - - -;
-#X msg 237 25 bang;
-#X obj 86 285 i;
-#X obj 86 43 t b b b;
-#X obj 182 228 select 2;
-#X msg 235 250 0;
-#X msg 337 140 \$1;
-#X msg 228 86 clear \, add 1 \, add 2 \, rewind \, end \, bang;
-#X symbolatom 337 121 10 0 0 0 - - -;
-#X connect 0 0 13 0;
-#X connect 2 0 3 0;
-#X connect 3 0 5 0;
-#X connect 4 0 9 0;
-#X connect 4 1 6 0;
-#X connect 4 2 17 0;
-#X connect 5 0 14 0;
-#X connect 6 0 5 1;
-#X connect 7 0 12 0;
-#X connect 8 0 12 1;
-#X connect 9 0 2 0;
-#X connect 11 0 13 0;
-#X connect 12 0 1 0;
-#X connect 12 0 10 0;
-#X connect 13 0 12 0;
-#X connect 13 1 4 0;
-#X connect 13 2 8 0;
-#X connect 14 0 7 0;
-#X connect 14 1 15 0;
-#X connect 15 0 12 0;
-#X connect 16 0 3 0;
-#X connect 17 0 2 0;
-#X connect 18 0 16 0;
diff --git a/tests/msgfile/prev_from_end.pd b/tests/msgfile/prev_from_end.pd
new file mode 100644
index 0000000..442413a
--- /dev/null
+++ b/tests/msgfile/prev_from_end.pd
@@ -0,0 +1,66 @@
+#N canvas 57 57 869 598 10;
+#X obj 86 240 inlet run_test;
+#X obj 86 538 outlet;
+#X obj 182 357 t a a;
+#X obj 182 427 spigot;
+#X msg 245 387 1;
+#X msg 182 490 1;
+#X msg 106 470 0;
+#X msg 182 338 prev;
+#X msg 237 245 bang;
+#X obj 86 505 i;
+#X obj 86 263 t b b b;
+#X obj 182 468 select 2;
+#X msg 235 491 0;
+#X msg 273 364 \$1;
+#X msg 228 306 clear \, add 1 \, add 2 \, rewind \, end \, bang;
+#X symbolatom 273 345 10 0 0 0 - - -;
+#X obj 182 406 t a a;
+#X obj 182 386 msgfile;
+#X obj 195 523 t f f;
+#X obj 234 546 print inter;
+#X msg 257 408 0;
+#X text 80 104 this test seeks to the end of a msgfile and then beyond
+this end (which should stay at the end).;
+#X text 81 134 it then tries to read the "previous" line in the msgfile
+(that is: the last real line);
+#X floatatom 150 545 5 0 0 0 - - -;
+#X obj 182 280 t b b b b;
+#X obj 349 459 print __;
+#X obj 182 447 t a a;
+#X msg 359 362 clear \, add 1 \, add 2 \, rewind \, end;
+#X msg 320 395 bang;
+#X text 83 48 bug to detect: when [msgfile] has reached the "end"of
+its buffer \, it cannot access the previous elements any more;
+#X text 54 32 BUG:;
+#X text 55 91 TEST:;
+#X connect 0 0 10 0;
+#X connect 2 0 17 0;
+#X connect 3 0 26 0;
+#X connect 4 0 3 1;
+#X connect 5 0 18 0;
+#X connect 6 0 9 1;
+#X connect 7 0 2 0;
+#X connect 8 0 10 0;
+#X connect 9 0 1 0;
+#X connect 9 0 23 0;
+#X connect 10 0 9 0;
+#X connect 10 1 24 0;
+#X connect 10 2 6 0;
+#X connect 11 0 5 0;
+#X connect 11 1 12 0;
+#X connect 12 0 18 0;
+#X connect 13 0 17 0;
+#X connect 14 0 2 0;
+#X connect 15 0 13 0;
+#X connect 16 0 3 0;
+#X connect 17 0 16 0;
+#X connect 18 0 9 0;
+#X connect 20 0 3 1;
+#X connect 24 0 7 0;
+#X connect 24 1 4 0;
+#X connect 24 2 14 0;
+#X connect 24 3 20 0;
+#X connect 26 0 11 0;
+#X connect 27 0 17 0;
+#X connect 28 0 17 0;
-- 
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