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glr: strengthen the tests

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On some experimentation I was running, the test suite was passing, yet
the example crashed when run in verbose mode.  Let's add this case to
the test suite.

* tests/cxx-type.at: Run all these tests in verbose mode too.
This commit is contained in:
Akim Demaille
2021-01-05 07:03:58 +01:00
parent 8733959954
commit c2a06bf791
1 changed files with 34 additions and 22 deletions
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56
tests/cxx-type.at
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@@ -28,6 +28,7 @@ m4_define([_AT_TEST_GLR_CXXTYPES],
AT_DATA_GRAMMAR([types.y],
[[/* Simplified C++ Type and Expression Grammar. */
%define parse.trace
$1
%code requires
@@ -127,10 +128,21 @@ declarator : ID
int
main (int argc, char **argv)
{
assert (argc == 2); (void) argc;
if (!freopen (argv[1], "r", stdin))
return 3;
return yyparse ();
if (getenv ("YYDEBUG"))
yydebug = 1;
for (int i = 1; i < argc; ++i)
// Enable parse traces on option -p.
if (strcmp (argv[i], "-p") == 0)
yydebug = 1;
else
{
if (!freopen (argv[i], "r", stdin))
return 3;
int status = yyparse ();
if (!status)
return status;
}
return 0;
}
]AT_YYERROR_DEFINE[
@@ -383,67 +395,67 @@ m4_define([_AT_VERBOSE_GLR_STDERR_WITH_LOC],
[[17.5: syntax error, unexpected ID, expecting '=' or '+' or ')'
]])
## ---------------------------------------------------- ##
## Compile the grammar described in the documentation. ##
## ---------------------------------------------------- ##
# AT_TEST([STDOUT], [STDERR])
m4_pushdef([AT_TEST],
[AT_PARSER_CHECK([[types test-input]], 0, [$1], [$2])
AT_PARSER_CHECK([[types -p test-input]], 0, [$1], [ignore])
])
AT_SETUP([GLR: Resolve ambiguity, impure, no locations])
_AT_TEST_GLR_CXXTYPES([],
[%dprec 1], [%dprec 2])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_RESOLVED_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_TEST([_AT_RESOLVED_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_CLEANUP
AT_SETUP([GLR: Resolve ambiguity, impure, locations])
_AT_TEST_GLR_CXXTYPES([%locations],[%dprec 1],[%dprec 2])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_RESOLVED_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_TEST([_AT_RESOLVED_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_CLEANUP
AT_SETUP([GLR: Resolve ambiguity, pure, no locations])
_AT_TEST_GLR_CXXTYPES([%define api.pure],
[%dprec 1], [%dprec 2])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_RESOLVED_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_TEST([_AT_RESOLVED_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_CLEANUP
AT_SETUP([GLR: Resolve ambiguity, pure, locations])
_AT_TEST_GLR_CXXTYPES([%define api.pure %locations],
[%dprec 1], [%dprec 2])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_RESOLVED_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_TEST([_AT_RESOLVED_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_CLEANUP
AT_SETUP([GLR: Merge conflicting parses, impure, no locations])
_AT_TEST_GLR_CXXTYPES([],
[%merge <stmtMerge>], [%merge <stmtMerge>])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_AMBIG_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_TEST([_AT_AMBIG_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_CLEANUP
AT_SETUP([GLR: Merge conflicting parses, impure, locations])
_AT_TEST_GLR_CXXTYPES([%locations],
[%merge <stmtMerge>], [%merge <stmtMerge>])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_AMBIG_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_TEST([_AT_AMBIG_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_CLEANUP
AT_SETUP([GLR: Merge conflicting parses, pure, no locations])
_AT_TEST_GLR_CXXTYPES([%define api.pure],
[%merge <stmtMerge>], [%merge <stmtMerge>])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_AMBIG_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_TEST([_AT_AMBIG_GLR_OUTPUT], [_AT_GLR_STDERR])
AT_CLEANUP
AT_SETUP([GLR: Merge conflicting parses, pure, locations])
_AT_TEST_GLR_CXXTYPES([%define api.pure %locations],
[%merge <stmtMerge>],[%merge <stmtMerge>])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_AMBIG_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_TEST([_AT_AMBIG_GLR_OUTPUT_WITH_LOC], [_AT_GLR_STDERR_WITH_LOC])
AT_CLEANUP
AT_SETUP([GLR: Verbose messages, resolve ambiguity, impure, no locations])
_AT_TEST_GLR_CXXTYPES([%define parse.error verbose],
[%merge <stmtMerge>], [%merge <stmtMerge>])
AT_PARSER_CHECK([[types test-input]], 0,
[_AT_AMBIG_GLR_OUTPUT], [_AT_VERBOSE_GLR_STDERR])
AT_TEST([_AT_AMBIG_GLR_OUTPUT], [_AT_VERBOSE_GLR_STDERR])
AT_CLEANUP
m4_popdef([AT_TEST])