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2019-11-25 20:24:41 -05:00

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<title>Diagnostics/Scribunto/Luaj - XOWA</title>
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<h1 id="firstHeading" class="firstHeading"><span>Diagnostics/Scribunto/Luaj</span></h1>
<div id="bodyContent" class="mw-body-content">
<div id="siteSub">From XOWA: the free, open-source, offline wiki application</div>
<div id="contentSub"></div>
<div id="mw-content-text" lang="en" dir="ltr" class="mw-content-ltr">
<h2>
<span class="mw-headline" id="Luaj">Luaj</span>
</h2>
<ul>
<li>
Applies to the Luaj engine (as opposed to the Lua engine)
</li>
<li>
Calls code in <a href="http://xowa.org/home/wiki/Module:Diagnostics/Luaj" id="xolnki_2" title="Module:Diagnostics/Luaj" class="xowa-visited">Module:Diagnostics/Luaj</a>
</li>
<li>
Tests changes to the luaj_xowa.jar
</li>
<li>
Further notes available at <a href="http://xowa.org/home/wiki/App/Xtn/Mediawiki/Scribunto/Luaj" id="xolnki_3" title="App/Xtn/Mediawiki/Scribunto/Luaj">App/Xtn/Mediawiki/Scribunto/Luaj</a>
</li>
</ul>
<h3>
<span class="mw-headline" id="2.0.3_errors_fixed_in_3.0">2.0.3 errors fixed in 3.0</span>
</h3>
<table class="wikitable">
<tr>
<th>
name
</th>
<th>
code
</th>
<th>
actl
</th>
<th>
rslt
</th>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.format fails for bad format; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_format_2|%d:%02.f|3|4}}
</td>
<td>
3:04
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
os.time does not handle dates before 1970 on Windows; fails with false on Windows<br>
NOTE: always fails on Windows with the lua engine
</td>
<td>
{{#invoke:Diagnostics/Luaj|os_time|1234|05|06}}
</td>
<td>
true
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
pairs.next fails when setting val to null; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|pairs_next}}
</td>
<td>
ok
<p>
<br>
</p>
</td>
</tr>
</table>
<h3>
<span class="mw-headline" id="2.0.3_features_removed_from_3.0">2.0.3 features removed from 3.0</span>
</h3>
<table class="wikitable">
<tr>
<th>
name
</th>
<th>
code
</th>
<th>
actl
</th>
<th>
rslt
</th>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gfind deprecated; should be alias to gmatch; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gfind|ab cd|%w+}}
</td>
<td>
ab
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
tonumber returns original value if value has decimal and base is 10; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|tonumber|12.34|10}}
</td>
<td>
12.34
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
tonumber('-') should be nil not 0
</td>
<td>
{{#invoke:Diagnostics/Luaj|tonumber_lone|-}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
math.log10 deprecated; now calls Math.log10; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|math_log10|100}}
</td>
<td>
2
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
math.mod deprecated; now aliased to math.fmod; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|math_mod|3|2}}
</td>
<td>
1
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
table.maxn deprecated; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_maxn}}
</td>
<td>
3
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
table.getn deprecated -- key_is_num; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_getn__key_is_num}}
</td>
<td>
3
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
table.getn deprecated -- key_is_str; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_getn__key_is_str}}
</td>
<td>
0
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
automatic arg variable in varargs function deprecated; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|varargs_arg}}
</td>
<td>
a
<p>
<br>
</p>
</td>
</tr>
</table>
<h3>
<span class="mw-headline" id="3.0_defects">3.0 defects</span>
</h3>
<table class="wikitable">
<tr>
<th>
name
</th>
<th>
code
</th>
<th>
actl
</th>
<th>
rslt
</th>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
tonumber should trim all white space, not just \s; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|value_tonumber_trim}}
</td>
<td>
123
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.rep fails if negative repetition; return ""; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_rep_test|a|-1}}
</td>
<td>
pass:
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gsub fails with ArrayIndexOutOfBoundsException; check for OutOfBounds; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gsub|a#b|#|}}
</td>
<td>
ab
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gsub fails if src is empty string; exit early if empty; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gsub||%b&lt;&gt;|}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gmatch: non-match
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gmatch|a|[^,]*}}
</td>
<td>
a;;
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gmatch: match
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gmatch|a,b|[^,]*}}
</td>
<td>
a;;b;;
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gmatch: convert example; plain text
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gmatch_convert|a}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gmatch: convert example; lnki
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gmatch_convert|[[a]]}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.format does not use format args for double; call java.lang.String.format; fails with 1.234
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_format|%.1f|1.234}}
</td>
<td>
1.2
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.format fails for bad format; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_format|(%0.1f%%)|1.234}}
</td>
<td>
(1.2%)
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.format fails if no number after "."; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_format|%02.f|3}}
</td>
<td>
03
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.format fails for char; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_format|%c|97}}
</td>
<td>
a
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.format fails for multibyte chars; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_format|âbç%f|1}}
</td>
<td>
âbç1.0
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
multibyte strings not supported; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_multibyte_2}}
</td>
<td>
â
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
multibyte strings not supported; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_multibyte_3}}
</td>
<td>
อา
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
multibyte chars in lua variables; used to return "?"
</td>
<td>
{{#invoke:Diagnostics/Luaj|ustring_match_multibyte|𠀀}}
</td>
<td>
𠀀
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
handle backslash-escaped sequences like \239\191\185; used to return "11"
</td>
<td>
{{#invoke:Diagnostics/Luaj|multibyte__backslash_escaped}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
surrogate pair chars not supported; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_surrogate_pair}}
</td>
<td>
1
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
table.concat fails if end is nil; convert nil to list len; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_concat|.|1||a|b|c}}
</td>
<td>
a.b.c
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
table.concat fails if sep is nil; convert nil to ""; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_concat_nil_sep}}
</td>
<td>
ab
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
table.concat fails if 1st argument is nil; fails with "bad argument: string expected, got nil"
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_remove_nil_arg_at_pos_1}}
</td>
<td>
ab
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
os_date does not accept utc argument; fails with ""<br>
NOTE: test assumes EST / EDT; if ! is not applied, then date would be 1969-12-31
</td>
<td>
{{#invoke:Diagnostics/Luaj|os_date|!*t|3600}}
</td>
<td>
1970-01-01
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
os_date non-utc check;
</td>
<td>
{{#invoke:Diagnostics/Luaj|os_date|*t|0}}
</td>
<td>
1969-12-31
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
os_date format: %e; fails with ""; NOTE: test assumes time zone within 11 hours of UTC
</td>
<td>
{{#invoke:Diagnostics/Luaj|os_date_format|%e|2014|07|15|1|2|3}}
</td>
<td>
15
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
os_date format: %R; fails with ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|os_date_format|%R|2014|07|15|13|2|3}}
</td>
<td>
13:02
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
match.balanced: fails with out of bounds;
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_match|a|%b()}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
match.balanced: fails with out of bounds; ^ at beginning
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_match|a|^(.) ?%b()}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
match.frontier:error
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gmatch|a|%f[%a]b}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
match.frontier:bad-implementation; used to return ""
</td>
<td>
{{#invoke:Diagnostics/Luaj|lua_match|bz|%f[%a][%a]z$}}
</td>
<td>
bz
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
tonumber hex fails if incomplete
</td>
<td>
{{#invoke:Diagnostics/Luaj|tonumber_hex|0x}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
tonumber hex check
</td>
<td>
{{#invoke:Diagnostics/Luaj|tonumber_hex|0xFF}}
</td>
<td>
255
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
string.gsub does not match $ at end of string
</td>
<td>
{{#invoke:Diagnostics/Luaj|string_gsub|ab|e?$|1}}
</td>
<td>
abe
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
table.unpack does not handle nil args; fails with error
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_unpack_nil}}
</td>
<td>
a,b,c,d
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
surrogate pairs not handled correctly; fails with wrong 1st char: 𢱌
</td>
<td>
{{#invoke:Diagnostics/Luaj|core_surrogate_pairs}}
</td>
<td>
𣂁 - 脁 - 晁
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
zero-length regex fails
</td>
<td>
{{#invoke:Diagnostics/Luaj|lua_match|text|}}
</td>
<td>
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
utf-8 char fails
</td>
<td>
{{#invoke:Diagnostics/Luaj|var|â|}}
</td>
<td>
â
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
fails if "2." is coerced to 2
</td>
<td>
{{#invoke:Diagnostics/Luaj|table_overwrite_int_with_string}}
</td>
<td>
2.
<p>
<br>
</p>
</td>
</tr>
<tr>
<td>
<span style='color: green;'>pass</span>
</td>
<td>
fails if "a1"
</td>
<td>
{{#invoke:Diagnostics/Luaj|loadDataTest}}
</td>
<td>
pass1
<p>
<br>
</p>
</td>
</tr>
</table>
</div>
</div>
</div>
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<div class="body">
<ul>
<li><a href="http://xowa.org/home/wiki/Help/About.html" title='Get more information about XOWA'>About</a></li>
<li><a href="http://xowa.org/home/wiki/Help/Contents.html" title='View a list of help topics'>Contents</a></li>
<li><a href="http://xowa.org/home/wiki/Help/Media.html" title='Read what others have written about XOWA'>Media</a></li>
<li><a href="http://xowa.org/home/wiki/Help/Feedback.html" title='Questions? Comments? Leave feedback for XOWA'>Feedback</a></li>
</ul>
</div>
</div>
<div class="portal" id='xowa-portal-blog'>
<h3>Blog</h3>
<div class="body">
<ul>
<li><a href="http://xowa.org/home/wiki/Blog.html" title='Follow XOWA''s development process'>Current</a></li>
</ul>
</div>
</div>
<div class="portal" id='xowa-portal-links'>
<h3>Links</h3>
<div class="body">
<ul>
<li><a href="http://dumps.wikimedia.org/backup-index.html" title="Get wiki datababase dumps directly from Wikimedia">Wikimedia dumps</a></li>
<li><a href="https://archive.org/search.php?query=xowa" title="Search archive.org for XOWA files">XOWA @ archive.org</a></li>
<li><a href="http://en.wikipedia.org" title="Visit Wikipedia (and compare to XOWA!)">English Wikipedia</a></li>
</ul>
</div>
</div>
<div class="portal" id='xowa-portal-donate'>
<h3>Donate</h3>
<div class="body">
<ul>
<li><a href="https://archive.org/donate/index.php" title="Support archive.org!">archive.org</a></li><!-- listed first due to recent fire damages: http://blog.archive.org/2013/11/06/scanning-center-fire-please-help-rebuild/ -->
<li><a href="https://donate.wikimedia.org/wiki/Special:FundraiserRedirector" title="Support Wikipedia!">Wikipedia</a></li>
<li><a href="http://xowa.org/home/wiki/Help/Donate.html" title="Support XOWA!">XOWA</a></li>
</ul>
</div>
</div>
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</body>
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