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regex test: Check the expected PCRE version at runtime

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We might be built against a newer version than we're run against.

https://bugzilla.gnome.org/show_bug.cgi?id=760683
This commit is contained in:
Iain Lane 2016-01-15 17:56:40 +00:00 committed by Allison Ryan Lortie
parent c3d6934f18
commit db90987990
2 changed files with 41 additions and 9 deletions
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13
glib/tests/Makefile.am
View File

@ -1,9 +1,20 @@
include $(top_srcdir)/glib-tap.mk
if USE_SYSTEM_PCRE
pcre_lib = $(PCRE_LIBS)
pcre_inc = $(PCRE_CFLAGS)
else
pcre_lib = pcre/libpcre.la
pcre_inc =
endif
LDADD = $(top_builddir)/glib/libglib-2.0.la -lm
AM_CPPFLAGS = -g $(glib_INCLUDES) $(GLIB_DEBUG_FLAGS)
DEFS = -DG_LOG_DOMAIN=\"GLib\" -DEXEEXT=\"$(EXEEXT)\"
AM_CFLAGS = $(GLIB_WARN_CFLAGS)
AM_CFLAGS = $(GLIB_WARN_CFLAGS) $(pcre_inc)
# The regex test uses pcre_version()
regex_LDADD = $(LDADD) $(pcre_lib)
# These tests corrupt the gcov bookkeeping, so we
# skip them. See bug 682133

37
glib/tests/regex.c
View File

@ -2165,6 +2165,24 @@ test_max_lookbehind (void)
g_regex_unref (regex);
}
static gboolean
pcre_ge (guint64 major, guint64 minor)
{
const char *version;
gchar *ptr;
guint64 pcre_major, pcre_minor;
/* e.g. 8.35 2014-04-04 */
version = pcre_version ();
pcre_major = g_ascii_strtoull (version, &ptr, 10);
/* ptr points to ".MINOR (release date)" */
g_assert (ptr[0] == '.');
pcre_minor = g_ascii_strtoull (ptr + 1, NULL, 10);
return (pcre_major > major) || (pcre_major == major && pcre_minor >= minor);
}
int
main (int argc, char *argv[])
{
@ -2261,14 +2279,17 @@ main (int argc, char *argv[])
TEST_NEW_FAIL ("^(?(0)f|b)oo", 0, G_REGEX_ERROR_INVALID_CONDITION);
TEST_NEW_FAIL ("(?<=\\C)X", 0, G_REGEX_ERROR_SINGLE_BYTE_MATCH_IN_LOOKBEHIND);
TEST_NEW_FAIL ("(?!\\w)(?R)", 0, G_REGEX_ERROR_INFINITE_LOOP);
#if PCRE_MAJOR > 8 || (PCRE_MAJOR == 8 && PCRE_MINOR >= 37)
/* The expected errors changed here. */
TEST_NEW_FAIL ("(?P<sub>foo)\\g<sub", 0, G_REGEX_ERROR_MISSING_SUBPATTERN_NAME_TERMINATOR);
TEST_NEW_FAIL ("(?(?<ab))", 0, G_REGEX_ERROR_ASSERTION_EXPECTED);
#else
TEST_NEW_FAIL ("(?P<sub>foo)\\g<sub", 0, G_REGEX_ERROR_MISSING_BACK_REFERENCE);
TEST_NEW_FAIL ("(?(?<ab))", 0, G_REGEX_ERROR_MISSING_SUBPATTERN_NAME_TERMINATOR);
#endif
if (pcre_ge (8, 37))
{
/* The expected errors changed here. */
TEST_NEW_FAIL ("(?P<sub>foo)\\g<sub", 0, G_REGEX_ERROR_MISSING_SUBPATTERN_NAME_TERMINATOR);
TEST_NEW_FAIL ("(?(?<ab))", 0, G_REGEX_ERROR_ASSERTION_EXPECTED);
}
else
{
TEST_NEW_FAIL ("(?P<sub>foo)\\g<sub", 0, G_REGEX_ERROR_MISSING_BACK_REFERENCE);
TEST_NEW_FAIL ("(?(?<ab))", 0, G_REGEX_ERROR_MISSING_SUBPATTERN_NAME_TERMINATOR);
}
TEST_NEW_FAIL ("(?P<x>eks)(?P<x>eccs)", 0, G_REGEX_ERROR_DUPLICATE_SUBPATTERN_NAME);
#if 0
TEST_NEW_FAIL (?, 0, G_REGEX_ERROR_MALFORMED_PROPERTY);