Updated template and server unit tests.

src/tests/server_tests.c

 #include "server/server.h"
 #include "tap_unit.h"
 
-int server_tests_count(int argc, char * argv[]);
-int server_tests_run(int argc, char * argv[]);
+static int server_tests_count(int argc, char * argv[]);
+static int server_tests_run(int argc, char * argv[]);
 
 /*
  * Unit API.
@@ -45,7 +45,7 @@ int test_server_destroy(cute_server* s)
 }
 
 /*! API: return number of tests. */
-int server_tests_count(int argc, char * argv[])
+static int server_tests_count(int argc, char * argv[])
 {
    return SERVER_TEST_COUNT + 1;
 }
@@ -56,7 +56,7 @@ static void interrupt_handle(int s)
 }
 
 /*! API: run tests. */
-int server_tests_run(int argc, char * argv[])
+static int server_tests_run(int argc, char * argv[])
 {
    cute_server* server = 0;
    int ret = 0;

src/tests/template_tests.c

 #include "tap_unit.h"
 
+/* This is unit test template.
+   Implement two mandatory functions below,
+   name them accordingly and export unit API
+   via global variable of "unit_api".
+
+   Add the exported variable into the list
+   "unit_api* tests[]" in src/tests/main.c
+
+   There is no header file, all modules *.c files
+   are included directly into src/tests/main.c
+
+ */
+
 /* Unit implementation */
-int TEMPLATE_tests_count(int argc, char *argv[])
+
+/*! This helper routine should report number of
+ *  scheduled tests for given parameters.
+ */
+static int TEMPLATE_tests_count(int argc, char *argv[])
 {
    return 1;
 }
 
-int TEMPLATE_tests_run(int argc, char *argv[])
+/*! Run all scheduled tests for given parameters.
+ */
+static int TEMPLATE_tests_run(int argc, char *argv[])
 {
    ok(1 == 1, "dummy test");
    return 0;
 }
 
-/* Exported unit API. */
+/*! Exported unit API for later incorporation.
+ *  Name must be unique for each module.
+ */
 unit_api TEMPLATE_tests_api = {
-   "TEMPLATE unit",
-   &TEMPLATE_tests_count,
-   &TEMPLATE_tests_run
+   "TEMPLATE unit",        //! Unit name
+   &TEMPLATE_tests_count,  //! Count scheduled tests
+   &TEMPLATE_tests_run     //! Run scheduled tests
 };