Switch unit tests to jerry-libc.

JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com

tests/unit/test-api.cpp

@@ -218,6 +218,8 @@ const jerry_api_char_ptr_t magic_string_items[] =
 int
 main (void)
 {
+  TEST_INIT ();
+
   jerry_init (JERRY_FLAG_EMPTY);
 
   bool is_ok;

tests/unit/test-common.h

@@ -24,8 +24,6 @@
 #include <string.h>
 #include <sys/time.h>
 
-using namespace std;
-
 /**
  * Verify that unit tests are built with all debug checks enabled
  */
@@ -33,21 +31,32 @@ using namespace std;
 # error "defined (JERRY_NDEBUG) || defined (JERRY_DISABLE_HEAVY_DEBUG) in a unit test"
 #endif /* JERRY_NDEBUG || JERRY_DISABLE_HEAVY_DEBUG */
 
-#define TEST_RANDOMIZE() \
+/**
+ * Test initialization statement that should be included
+ * at the beginning of main function in every unit test.
+ */
+#define TEST_INIT() \
 do \
 { \
-  struct timeval current_time; \
-  gettimeofday (&current_time, NULL); \
-  \
-  time_t seconds = current_time.tv_sec; \
-  suseconds_t microseconds = current_time.tv_usec; \
-  \
-  uint32_t seed = (uint32_t) (seconds + microseconds); \
-  \
-  printf ("TEST_RANDOMIZE: seed is %u\n", seed); \
-  \
+  FILE *f_rnd = fopen ("/dev/urandom", "r"); \
+ \
+  if (f_rnd == NULL) \
+  { \
+    return 1; \
+  } \
+ \
+  uint32_t seed; \
+ \
+  size_t bytes_read = fread (&seed, 1, sizeof (seed), f_rnd); \
+ \
+ fclose (f_rnd); \
+ \
+  if (bytes_read != sizeof (seed)) \
+  { \
+    return 1; \
+  } \
+ \
   srand (seed); \
-} \
-while (0)
+} while (0)
 
 #endif /* TEST_COMMON_H */

tests/unit/test-heap.cpp

@@ -82,7 +82,7 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
-  TEST_RANDOMIZE ();
+  TEST_INIT ();
 
   mem_heap_init (test_native_heap, sizeof (test_native_heap));
 

tests/unit/test-literal-storage.cpp

@@ -58,7 +58,7 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
-  TEST_RANDOMIZE ();
+  TEST_INIT ();
 
   const ecma_char_t *ptrs[test_sub_iters];
   ecma_number_t numbers[test_sub_iters];

tests/unit/test-number-to-string.cpp

@@ -25,6 +25,8 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
+  TEST_INIT ();
+
   const ecma_char_t* zt_strings[] =
   {
     (const ecma_char_t*) "1",

tests/unit/test-parser.cpp

@@ -69,6 +69,8 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
+  TEST_INIT ();
+
   char program[] = "a=1;var a;";
   bool is_ok;
 

tests/unit/test-pool.cpp

@@ -37,7 +37,7 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
-  TEST_RANDOMIZE ();
+  TEST_INIT ();
 
   for (uint32_t i = 0; i < test_iters; i++)
   {

tests/unit/test-poolman.cpp

@@ -37,7 +37,7 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
-  TEST_RANDOMIZE ();
+  TEST_INIT ();
 
   mem_init ();
 

tests/unit/test-recordset.cpp

@@ -213,7 +213,7 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
-  TEST_RANDOMIZE ();
+  TEST_INIT ();
 
   mem_init ();
 

tests/unit/test-string-to-number.cpp

@@ -25,6 +25,8 @@ int
 main (int __attr_unused___ argc,
       char __attr_unused___ **argv)
 {
+  TEST_INIT ();
+
   const ecma_char_t* zt_strings[] =
   {
     (const ecma_char_t*) "1",