1 files changed, 88 insertions, 0 deletions
diff --git a/lib/dpkg/t/t-meminfo.c b/lib/dpkg/t/t-meminfo.c
new file mode 100644
index 0000000..b231081
--- /dev/null
+++ b/lib/dpkg/t/t-meminfo.c
@@ -0,0 +1,88 @@
+/*
+ * libdpkg - Debian packaging suite library routines
+ * t-meminfo.c - test memory information handling code
+ *
+ * Copyright © 2022 Guillem Jover <guillem@debian.org>
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This 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 General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <compat.h>
+
+#include <dpkg/test.h>
+#include <dpkg/meminfo.h>
+
+static char *
+test_data_file(const char *filename)
+{
+	char *pathname;
+	int rc;
+
+	rc = asprintf(&pathname, "%s/t/data/%s", test_get_srcdir(), filename);
+	if (rc < 0)
+		test_bail("cannot allocate data filename");
+
+	return pathname;
+}
+
+static void
+test_meminfo(void)
+{
+	char *pathname;
+	uint64_t mem;
+	int rc;
+
+	mem = 0;
+	pathname = test_data_file("meminfo-no-file");
+	rc = meminfo_get_available_from_file(pathname, &mem);
+	test_pass(rc == MEMINFO_NO_FILE);
+	test_pass(mem == 0);
+	free(pathname);
+
+	mem = 0;
+	pathname = test_data_file("meminfo-no-data");
+	rc = meminfo_get_available_from_file(pathname, &mem);
+	test_pass(rc == MEMINFO_NO_DATA);
+	test_pass(mem == 0);
+	free(pathname);
+
+	mem = 0;
+	pathname = test_data_file("meminfo-no-unit");
+	rc = meminfo_get_available_from_file(pathname, &mem);
+	test_pass(rc == MEMINFO_NO_UNIT);
+	test_pass(mem == 0);
+	free(pathname);
+
+	mem = 0;
+	pathname = test_data_file("meminfo-no-info");
+	rc = meminfo_get_available_from_file(pathname, &mem);
+	test_pass(rc == MEMINFO_NO_INFO);
+	test_pass(mem == 0);
+	free(pathname);
+
+	mem = 0;
+	pathname = test_data_file("meminfo-ok");
+	rc = meminfo_get_available_from_file(pathname, &mem);
+	test_pass(rc == MEMINFO_OK);
+	test_pass(mem == 3919974400UL);
+	free(pathname);
+}
+
+TEST_ENTRY(test)
+{
+	test_plan(10);
+
+	test_meminfo();
+}