sptests/spcpuset*: Add tests for fixed size cpu_set_t operations.

This adds five tests for <sys/cpuset.h>. It does not include
tests for CPU_XXX_S methods. The autotools should be able to
avoid enabling the tests unless the toolset has <sys/cpuset.h>.

1 files changed, 155 insertions, 0 deletions

diff --git a/testsuites/sptests/spcpuset01/init.c b/testsuites/sptests/spcpuset01/init.c
new file mode 100644
index 0000000000..fa0e6a8d7c
--- /dev/null
+++ b/testsuites/sptests/spcpuset01/init.c
@@ -0,0 +1,155 @@
+/*
+ *  Fully exercise CPU_SET() methods
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#define CONFIGURE_INIT
+#include <rtems.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <assert.h>
+
+#include <sys/cpuset.h>
+#include "system.h"
+
+static void test_cpu_zero_case_1(void)
+{
+  size_t i;
+
+  /*
+   * Set to all zeros and verify
+   */
+  puts( "Exercise CPU_ZERO, CPU_ISSET, and CPU_COUNT" );
+  CPU_ZERO(&set3);
+
+  /* test if all bits clear */
+  for (i=0 ; i<CPU_SETSIZE ; i++) {
+    rtems_test_assert( CPU_ISSET(i, &set3) == 0 );
+  }
+  rtems_test_assert( CPU_COUNT(&set3) == 0 );
+
+}
+
+static void test_cpu_fill_case_1(void)
+{
+  size_t i;
+
+  /*
+   * Set to all zeros and verify
+   */
+  puts( "Exercise CPU_FILL, CPU_ISSET, and CPU_COUNT" );
+  CPU_FILL(&set1);
+
+  /* test if all bits clear */
+  for (i=0 ; i<CPU_SETSIZE ; i++) {
+    rtems_test_assert( CPU_ISSET(i, &set1) == 1 );
+  }
+  rtems_test_assert( CPU_COUNT(&set1) == _NCPUBITS );
+}
+
+static void test_cpu_equal_case_1(void)
+{
+  /*
+   * CPU_EQUAL
+   */
+  puts( "Exercise CPU_ZERO, CPU_EQUAL, CPU_CMP, and CPU_EMPTY" );
+  CPU_ZERO(&set1);
+  CPU_ZERO(&set2);
+
+  /* test that all bits are equal */
+  rtems_test_assert( CPU_EQUAL(&set1, &set2) );
+
+  /* compare all bits */
+  rtems_test_assert( CPU_CMP(&set1, &set2) );
+
+  /* compare all bits */
+  rtems_test_assert( CPU_EMPTY(&set1) );
+}
+
+static void test_cpu_set_case_1(size_t cpu)
+{
+  size_t i;
+
+  /*
+   * Set to all zeros and verify
+   */
+  printf( "Exercise CPU_ZERO, CPU_SET(%u), and CPU_ISET\n", cpu );
+  CPU_ZERO(&set1);
+  CPU_SET(cpu, &set1);
+  
+  /* test if all bits except 1 clear */
+  for (i=0 ; i<CPU_SETSIZE ; i++) {
+    if (i==cpu)
+      rtems_test_assert( CPU_ISSET(i, &set1) == 1 );
+    else
+      rtems_test_assert( CPU_ISSET(i, &set1) == 0 );
+
+     rtems_test_assert( ! CPU_EMPTY(&set1) );
+  }
+}
+
+static void test_cpu_clr_case_1(size_t cpu)
+{
+  size_t i;
+
+  /*
+   * Set to all zeros and verify
+   */
+  printf( "Exercise CPU_FILL, CPU_CLR(%u), and CPU_ISET\n", cpu );
+  CPU_FILL(&set1);
+  CPU_CLR(cpu, &set1);
+
+  /* test if all bits except 5 are set */
+  for (i=0 ; i<CPU_SETSIZE ; i++) {
+    if (i==cpu)
+      rtems_test_assert( CPU_ISSET(i, &set1) == 0 );
+    else
+      rtems_test_assert( CPU_ISSET(i, &set1) == 1 );
+  }
+}
+
+static void test_cpu_copy_case_1(void)
+{
+  size_t i;
+
+  /*
+   * CPU_EQUAL
+   */
+  puts( "Exercise CPU_ZERO, CPU_COPY, and CPU_ISET" );
+  CPU_ZERO(&set1);
+  CPU_FILL(&set2);
+
+  CPU_COPY(&set2, &set1);
+
+  /* test if all bits clear in set2 */
+  for (i=0 ; i<CPU_SETSIZE ; i++) {
+    rtems_test_assert( CPU_ISSET(i, &set2) == 0 );
+  }
+}
+
+rtems_task Init(
+  rtems_task_argument ignored
+)
+{
+  size_t    i;
+
+  puts( "*** CPUSET01 Test ***" );
+
+  test_cpu_zero_case_1();
+  test_cpu_fill_case_1();
+  test_cpu_equal_case_1();
+  test_cpu_copy_case_1();
+
+  for (i=0 ; i<CPU_SETSIZE ; i++) {
+    test_cpu_set_case_1(i);
+    test_cpu_clr_case_1(i);
+  }
+
+  cpuset_logic_test();
+
+  puts( "*** END OF CPUSET01 Test ***" );
+  exit( 0 );
+}