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-rw-r--r--tests/blogc/check_funcvars.c84
1 files changed, 84 insertions, 0 deletions
diff --git a/tests/blogc/check_funcvars.c b/tests/blogc/check_funcvars.c
new file mode 100644
index 0000000..153a870
--- /dev/null
+++ b/tests/blogc/check_funcvars.c
@@ -0,0 +1,84 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2014-2019 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include "../../src/common/error.h"
+#include "../../src/common/utils.h"
+#include "../../src/blogc/funcvars.h"
+
+
+char*
+__wrap_bc_file_get_contents(const char *path, bool utf8, size_t *len, bc_error_t **err)
+{
+ assert_string_equal(path, "/proc/1/cgroup");
+ assert_false(utf8);
+ char *rv = mock_type(char*);
+ *len = strlen(rv);
+ bc_error_t *e = mock_type(bc_error_t*);
+ if (e != NULL)
+ *err = e;
+ return rv;
+}
+
+
+static void
+test_funcvars_eval(void **state)
+{
+ bc_trie_t *t = bc_trie_new(free);
+ blogc_funcvars_eval(t, NULL);
+ blogc_funcvars_eval(t, "");
+ blogc_funcvars_eval(t, "BOLA");
+ assert_int_equal(bc_trie_size(t), 0);
+
+ bc_trie_insert(t, "BOLA", bc_strdup("GUDA"));
+ blogc_funcvars_eval(t, "BOLA");
+ assert_int_equal(bc_trie_size(t), 1);
+
+ bc_trie_free(t);
+}
+
+
+static void
+test_funcvars_eval_mocked(void **state)
+{
+ bc_trie_t *t = bc_trie_new(free);
+
+ // this is the only function that isn't hidden behind conditional macros
+ // as of when this test was written. the other functions should be tested
+ // separately
+ will_return(__wrap_bc_file_get_contents, bc_strdup("asd/docker/asd"));
+ will_return(__wrap_bc_file_get_contents, NULL);
+ blogc_funcvars_eval(t, "BLOGC_SYSINFO_INSIDE_DOCKER");
+ assert_string_equal(bc_trie_lookup(t, "BLOGC_SYSINFO_INSIDE_DOCKER"), "1");
+ assert_int_equal(bc_trie_size(t), 1);
+
+ // this specific function call is cached, so calling it again should not
+ // call bc_file_get_contents_again
+ blogc_funcvars_eval(t, "BLOGC_SYSINFO_INSIDE_DOCKER");
+ assert_string_equal(bc_trie_lookup(t, "BLOGC_SYSINFO_INSIDE_DOCKER"), "1");
+ assert_int_equal(bc_trie_size(t), 1);
+
+ bc_trie_free(t);
+}
+
+
+int
+main(void)
+{
+ const UnitTest tests[] = {
+ unit_test(test_funcvars_eval),
+ unit_test(test_funcvars_eval_mocked),
+ };
+ return run_tests(tests);
+}