From: Martin Wilck <mwilck@xxxxxxxx>
Signed-off-by: Martin Wilck <mwilck@xxxxxxxx>
---
tests/alias.c | 124 ++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 124 insertions(+)
diff --git a/tests/alias.c b/tests/alias.c
index 32fdc697..170ebbeb 100644
--- a/tests/alias.c
+++ b/tests/alias.c
@@ -5,6 +5,7 @@
#include "util.h"
#include "alias.h"
#include "test-log.h"
+#include <errno.h>
#include "globals.c"
#include "../libmultipath/alias.c"
@@ -30,6 +31,36 @@ char *__wrap_fgets(char *buf, int n, FILE *stream)
return buf;
}
+static int __set_errno(int err)
+{
+ if (err >= 0) {
+ errno = 0;
+ return err;
+ } else {
+ errno = -err;
+ return -1;
+ }
+}
+
+off_t __wrap_lseek(int fd, off_t offset, int whence)
+{
+ return __set_errno(mock_type(int));
+
+}
+
+ssize_t __wrap_write(int fd, const void *buf, size_t count)
+{
+ check_expected(count);
+ check_expected(buf);
+ return __set_errno(mock_type(int));
+}
+
+int __wrap_ftruncate(int fd, off_t length)
+{
+ check_expected(length);
+ return __set_errno(mock_type(int));
+}
+
static void fd_mpatha(void **state)
{
char buf[32];
@@ -577,6 +608,98 @@ static int test_rlookup_binding(void)
return cmocka_run_group_tests(tests, NULL, NULL);
}
+static void al_a(void **state)
+{
+ static const char ln[] = "MPATHa WWIDa\n";
+ char *alias;
+
+ will_return(__wrap_lseek, 0);
+ expect_value(__wrap_write, count, strlen(ln));
+ expect_string(__wrap_write, buf, ln);
+ will_return(__wrap_write, strlen(ln));
+ expect_condlog(3, "Created new binding [MPATHa] for WWID [WWIDa]\n");
+
+ alias = allocate_binding(0, "WWIDa", 1, "MPATH");
+ assert_ptr_not_equal(alias, NULL);
+ assert_string_equal(alias, "MPATHa");
+}
+
+static void al_zz(void **state)
+{
+ static const char ln[] = "MPATHzz WWIDzz\n";
+ char *alias;
+
+ will_return(__wrap_lseek, 0);
+ expect_value(__wrap_write, count, strlen(ln));
+ expect_string(__wrap_write, buf, ln);
+ will_return(__wrap_write, strlen(ln));
+ expect_condlog(3, "Created new binding [MPATHzz] for WWID [WWIDzz]\n");
+
+ alias = allocate_binding(0, "WWIDzz", 26*26 + 26, "MPATH");
+ assert_ptr_not_equal(alias, NULL);
+ assert_string_equal(alias, "MPATHzz");
+}
+
+static void al_0(void **state)
+{
+ char *alias;
+
+ expect_condlog(0, "allocate_binding: cannot allocate new binding for id 0\n");
+ alias = allocate_binding(0, "WWIDa", 0, "MPATH");
+ assert_ptr_equal(alias, NULL);
+}
+
+static void al_m2(void **state)
+{
+ char *alias;
+
+ expect_condlog(0, "allocate_binding: cannot allocate new binding for id -2\n");
+ alias = allocate_binding(0, "WWIDa", -2, "MPATH");
+ assert_ptr_equal(alias, NULL);
+}
+
+static void al_lseek_err(void **state)
+{
+ char *alias;
+
+ will_return(__wrap_lseek, -ENODEV);
+ expect_condlog(0, "Cannot seek to end of bindings file : No such device\n");
+ alias = allocate_binding(0, "WWIDa", 1, "MPATH");
+ assert_ptr_equal(alias, NULL);
+}
+
+static void al_write_err(void **state)
+{
+ static const char ln[] = "MPATHa WWIDa\n";
+ const int offset = 20;
+ char *alias;
+
+ will_return(__wrap_lseek, offset);
+ expect_value(__wrap_write, count, strlen(ln));
+ expect_string(__wrap_write, buf, ln);
+ will_return(__wrap_write, strlen(ln) - 1);
+ expect_value(__wrap_ftruncate, length, offset);
+ will_return(__wrap_ftruncate, 0);
+ expect_condlog(0, "Cannot write binding to bindings file : Success\n");
+
+ alias = allocate_binding(0, "WWIDa", 1, "MPATH");
+ assert_ptr_equal(alias, NULL);
+}
+
+static int test_allocate_binding(void)
+{
+ const struct CMUnitTest tests[] = {
+ cmocka_unit_test(al_a),
+ cmocka_unit_test(al_zz),
+ cmocka_unit_test(al_0),
+ cmocka_unit_test(al_m2),
+ cmocka_unit_test(al_lseek_err),
+ cmocka_unit_test(al_write_err),
+ };
+
+ return cmocka_run_group_tests(tests, NULL, NULL);
+}
+
int main(void)
{
int ret = 0;
@@ -585,6 +708,7 @@ int main(void)
ret += test_scan_devname();
ret += test_lookup_binding();
ret += test_rlookup_binding();
+ ret += test_allocate_binding();
return ret;
}
--
2.23.0
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