tests: added unit test on including config files

Signed-off-by: Nikos Mavrogiannopoulos <nmav@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>

tests/unittests/CMakeLists.txt

@@ -8,6 +8,7 @@ add_cmocka_test(torture_crypto torture_crypto.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_init torture_init.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_list torture_list.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_misc torture_misc.c ${TORTURE_LIBRARY})
+add_cmocka_test(torture_config torture_config.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_options torture_options.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_isipaddr torture_isipaddr.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_pki_ed25519 torture_pki_ed25519.c ${TORTURE_LIBRARY})

tests/unittests/torture_config.c

@@ -0,0 +1,95 @@
+#define LIBSSH_STATIC
+
+#include "torture.h"
+#include "libssh/options.h"
+
+#define LIBSSH_TESTCONFIG1 "libssh_testconfig1.tmp"
+#define LIBSSH_TESTCONFIG2 "libssh_testconfig2.tmp"
+#define LIBSSH_TESTCONFIG3 "libssh_testconfig3.tmp"
+
+#define USERNAME "testuser"
+#define PROXYCMD "ssh -q -W %h:%p gateway.example.com"
+#define ID_FILE "/etc/xxx"
+
+static int setup_config_files(void **state)
+{
+    ssh_session session;
+
+    unlink(LIBSSH_TESTCONFIG1);
+    unlink(LIBSSH_TESTCONFIG2);
+    unlink(LIBSSH_TESTCONFIG3);
+
+    torture_write_file(LIBSSH_TESTCONFIG1,
+                       "User "USERNAME"\nInclude "LIBSSH_TESTCONFIG2"\n\n");
+    torture_write_file(LIBSSH_TESTCONFIG2,
+                       "Include "LIBSSH_TESTCONFIG3"\n"
+                       "ProxyCommand "PROXYCMD"\n\n");
+    torture_write_file(LIBSSH_TESTCONFIG3,
+                       "\n\nIdentityFile "ID_FILE"\n");
+
+    session = ssh_new();
+    *state = session;
+
+    return 0;
+}
+
+static int teardown(void **state)
+{
+    unlink(LIBSSH_TESTCONFIG1);
+    unlink(LIBSSH_TESTCONFIG2);
+    unlink(LIBSSH_TESTCONFIG3);
+
+    ssh_free(*state);
+
+    return 0;
+}
+
+
+/**
+ * @brief tests the privatekey_from_file function with passphrase
+ */
+static void torture_config_from_file(void **state) {
+    ssh_session session = *state;
+    int ret;
+    char *v;
+
+    ret = ssh_config_parse_file(session, LIBSSH_TESTCONFIG1);
+    assert_true(ret == 0);
+
+    /* Test the variable presence */
+
+    ret = ssh_options_get(session, SSH_OPTIONS_PROXYCOMMAND, &v);
+    assert_true(ret == 0);
+
+    assert_string_equal(v, PROXYCMD);
+    ssh_string_free_char(v);
+
+    ret = ssh_options_get(session, SSH_OPTIONS_IDENTITY, &v);
+    assert_true(ret == 0);
+
+    assert_string_equal(v, ID_FILE);
+    ssh_string_free_char(v);
+
+    ret = ssh_options_get(session, SSH_OPTIONS_USER, &v);
+    assert_true(ret == 0);
+
+    assert_string_equal(v, USERNAME);
+    ssh_string_free_char(v);
+
+}
+
+int torture_run_tests(void) {
+    int rc;
+    struct CMUnitTest tests[] = {
+        cmocka_unit_test_setup_teardown(torture_config_from_file,
+                                        setup_config_files,
+                                        teardown),
+    };
+
+
+    ssh_init();
+    torture_filter_tests(tests);
+    rc = cmocka_run_group_tests(tests, NULL, NULL);
+    ssh_finalize();
+    return rc;
+}