logging: Move the logging test from OpenBSC into libosmocore

Add a testcase for the logging facility. The test is coming from
the OpenBSC code.
diff --git a/.gitignore b/.gitignore
index 3dc916b..ac19b23 100644
--- a/.gitignore
+++ b/.gitignore
@@ -67,6 +67,7 @@
 tests/gsm0808/gsm0808_test
 tests/gb/bssgp_fc_test
 tests/gsm0408/gsm0408_test
+tests/logging/logging_test
 
 utils/osmo-arfcn
 utils/osmo-auc-gen
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 1d1491e..aaad0c8 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -4,7 +4,7 @@
                  smscb/smscb_test bits/bitrev_test a5/a5_test		\
                  conv/conv_test auth/milenage_test lapd/lapd_test	\
                  gsm0808/gsm0808_test gsm0408/gsm0408_test		\
-		 gb/bssgp_fc_test
+		 gb/bssgp_fc_test logging/logging_test
 if ENABLE_MSGFILE
 check_PROGRAMS += msgfile/msgfile_test
 endif
@@ -48,6 +48,9 @@
 gb_bssgp_fc_test_SOURCES = gb/bssgp_fc_test.c
 gb_bssgp_fc_test_LDADD = $(top_builddir)/src/libosmocore.la $(top_builddir)/src/gb/libosmogb.la
 
+logging_logging_test_SOURCES = logging/logging_test.c
+logging_logging_test_LDADD = $(top_builddir)/src/libosmocore.la
+
 # The `:;' works around a Bash 3.2 bug when the output is not writeable.
 $(srcdir)/package.m4: $(top_srcdir)/configure.ac
 	:;{ \
@@ -73,7 +76,9 @@
              lapd/lapd_test.ok gsm0408/gsm0408_test.ok			\
              gsm0808/gsm0808_test.ok gb/bssgp_fc_tests.err		\
              gb/bssgp_fc_tests.ok gb/bssgp_fc_tests.sh			\
-             msgfile/msgfile_test.ok msgfile/msgconfig.cfg
+             msgfile/msgfile_test.ok msgfile/msgconfig.cfg		\
+             logging/logging_test.ok logging/logging_test.err
+
 TESTSUITE = $(srcdir)/testsuite
 
 check-local: atconfig $(TESTSUITE)
diff --git a/tests/logging/logging_test.c b/tests/logging/logging_test.c
new file mode 100644
index 0000000..5f29499
--- /dev/null
+++ b/tests/logging/logging_test.c
@@ -0,0 +1,76 @@
+/* simple test for the debug interface */
+/*
+ * (C) 2008, 2009 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * All Rights Reserved
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include <osmocom/core/logging.h>
+#include <osmocom/core/utils.h>
+
+enum {
+	DRLL,
+	DCC,
+	DMM,
+};
+
+static const struct log_info_cat default_categories[] = {
+	[DRLL] = {
+		.name = "DRLL",
+		.description = "A-bis Radio Link Layer (RLL)",
+		.color = "\033[1;31m",
+		.enabled = 1, .loglevel = LOGL_NOTICE,
+	},
+	[DCC] = {
+		.name = "DCC",
+		.description = "Layer3 Call Control (CC)",
+		.color = "\033[1;32m",
+		.enabled = 1, .loglevel = LOGL_NOTICE,
+	},
+	[DMM] = {
+		.name = "DMM",
+		.description = "Layer3 Mobility Management (MM)",
+		.color = "\033[1;33m",
+		.enabled = 1, .loglevel = LOGL_NOTICE,
+	},
+};
+
+const struct log_info log_info = {
+	.cat = default_categories,
+	.num_cat = ARRAY_SIZE(default_categories),
+};
+
+int main(int argc, char **argv)
+{
+	struct log_target *stderr_target;
+
+	log_init(&log_info, NULL);
+	stderr_target = log_target_create_stderr();
+	log_add_target(stderr_target);
+	log_set_all_filter(stderr_target, 1);
+	log_set_print_filename(stderr_target, 0);
+
+	log_parse_category_mask(stderr_target, "DRLL:DCC");
+	log_parse_category_mask(stderr_target, "DRLL");
+	DEBUGP(DCC, "You should not see this\n");
+
+	log_parse_category_mask(stderr_target, "DRLL:DCC");
+	DEBUGP(DRLL, "You should see this\n");
+	DEBUGP(DCC, "You should see this\n");
+	DEBUGP(DMM, "You should not see this\n");
+
+	return 0;
+}
diff --git a/tests/logging/logging_test.err b/tests/logging/logging_test.err
new file mode 100644
index 0000000..b59d2e8
--- /dev/null
+++ b/tests/logging/logging_test.err
@@ -0,0 +1,3 @@
+You should see this
+You should see this
+
\ No newline at end of file
diff --git a/tests/logging/logging_test.ok b/tests/logging/logging_test.ok
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/logging/logging_test.ok
diff --git a/tests/testsuite.at b/tests/testsuite.at
index 360f846..1cfae03 100644
--- a/tests/testsuite.at
+++ b/tests/testsuite.at
@@ -84,3 +84,10 @@
 cat $abs_srcdir/gsm0408/gsm0408_test.ok > expout
 AT_CHECK([$abs_top_builddir/tests/gsm0408/gsm0408_test], [], [expout], [ignore])
 AT_CLEANUP
+
+AT_SETUP([logging])
+AT_KEYWORDS([logging])
+cat $abs_srcdir/logging/logging_test.ok > expout
+cat $abs_srcdir/logging/logging_test.err > experr
+AT_CHECK([$abs_top_builddir/tests/logging/logging_test], [], [expout], [experr])
+AT_CLEANUP