unit-tests: Allow configuration of libstrongswan via config

By setting the environment variable TESTS_STRONGSWAN_CONF, the unit tests can
be asked to load a configuration file, thus enabling the tester to make use of
the usual configuration settings.

Signed-off-by: Thomas Egerer <thomas.egerer@secunet.com>

diff --git a/src/libstrongswan/tests/test_runner.c b/src/libstrongswan/tests/test_runner.c
index 5ec4198e747eb28249dd1b45ccda18f2e781b539..1f11050f49fd506bb0f86534c931feb51e5d2654 100644 (file)
--- a/src/libstrongswan/tests/test_runner.c
+++ b/src/libstrongswan/tests/test_runner.c
@@ -26,6 +26,7 @@
 #include <dirent.h>
 #include <unistd.h>
 #include <limits.h>
+#include <stdlib.h>
 
 /**
  * Get a tty color escape character for stderr
@@ -114,13 +115,13 @@ static void filter_suites(array_t *loaded)
  * Load all available test suites, or optionally only selected ones.
  */
 static array_t *load_suites(test_configuration_t configs[],
-                                                       test_runner_init_t init)
+                                                       test_runner_init_t init, char *cfg)
 {
        array_t *suites;
        bool old = FALSE;
        int i;
 
-       library_init(NULL, "test-runner");
+       library_init(cfg, "test-runner");
 
        test_setup_handler();
 
@@ -226,12 +227,12 @@ static bool call_fixture(test_case_t *tcase, bool up)
 /**
  * Test initialization, initializes libstrongswan for the next run
  */
-static bool pre_test(test_runner_init_t init)
+static bool pre_test(test_runner_init_t init, char *cfg)
 {
        level_t level = LEVEL_SILENT;
        char *verbosity;
 
-       library_init(NULL, "test-runner");
+       library_init(cfg, "test-runner");
 
        /* use non-blocking RNG to generate keys fast */
        lib->settings->set_default_str(lib->settings,
@@ -395,7 +396,7 @@ static void print_failures(array_t *failures)
 /**
  * Run a single test case with fixtures
  */
-static bool run_case(test_case_t *tcase, test_runner_init_t init)
+static bool run_case(test_case_t *tcase, test_runner_init_t init, char *cfg)
 {
        enumerator_t *enumerator;
        test_function_t *tfun;
@@ -414,7 +415,7 @@ static bool run_case(test_case_t *tcase, test_runner_init_t init)
 
                for (i = tfun->start; i < tfun->end; i++)
                {
-                       if (pre_test(init))
+                       if (pre_test(init, cfg))
                        {
                                bool ok = FALSE;
                                int leaks = 0;
@@ -483,7 +484,7 @@ static bool run_case(test_case_t *tcase, test_runner_init_t init)
 /**
  * Run a single test suite
  */
-static bool run_suite(test_suite_t *suite, test_runner_init_t init)
+static bool run_suite(test_suite_t *suite, test_runner_init_t init, char *cfg)
 {
        enumerator_t *enumerator;
        test_case_t *tcase;
@@ -494,7 +495,7 @@ static bool run_suite(test_suite_t *suite, test_runner_init_t init)
        enumerator = array_create_enumerator(suite->tcases);
        while (enumerator->enumerate(enumerator, &tcase))
        {
-               if (run_case(tcase, init))
+               if (run_case(tcase, init, cfg))
                {
                        passed++;
                }
@@ -522,11 +523,14 @@ int test_runner_run(const char *name, test_configuration_t configs[],
        test_suite_t *suite;
        enumerator_t *enumerator;
        int passed = 0, result;
+       char *cfg;
 
        /* redirect all output to stderr (to redirect make's stdout to /dev/null) */
        dup2(2, 1);
 
-       suites = load_suites(configs, init);
+       cfg = getenv("TESTS_STRONGSWAN_CONF");
+
+       suites = load_suites(configs, init, cfg);
        if (!suites)
        {
                return EXIT_FAILURE;
@@ -537,7 +541,7 @@ int test_runner_run(const char *name, test_configuration_t configs[],
        enumerator = array_create_enumerator(suites);
        while (enumerator->enumerate(enumerator, &suite))
        {
-               if (run_suite(suite, init))
+               if (run_suite(suite, init, cfg))
                {
                        passed++;
                }