1 files changed, 71 insertions, 0 deletions
diff --git a/libgloss/testsuite/libgloss.all/io.c b/libgloss/testsuite/libgloss.all/io.c
new file mode 100644
index 000000000..5ad93ef88
--- /dev/null
+++ b/libgloss/testsuite/libgloss.all/io.c
@@ -0,0 +1,71 @@
+/*
+ io.c -- Test the serial I/O.
+ */
+
+#define BUFSIZE 80
+#include <stdio.h>
+
+main()
+{
+  char buf[100];
+  char *tmp;
+  int result;
+
+  /* test the lowest level output function */
+  result = outbyte ('&');
+  if (result != 0x0) {
+    pass ("outbyte");
+  } else {
+    fail ("outbyte");
+  }
+
+  /* try writing a string */
+  result = write ("Write Test:\n", 12);
+  print ("result was ");
+  putnum (result);
+  outbyte ('\n');
+  if (result == 12) {
+    pass ("write");
+  } else {
+    fail ("write");
+  }
+
+  /* try the print() function too */
+  result = print ("Print Test:\n");
+  print ("result was ");
+  putnum (result);
+  outbyte ('\n');
+  if (result == 12) {
+    pass ("print");
+  } else {
+    fail ("print");
+  }
+
+  /* try the iprintf() function too */
+  result = print ("Iprintf Test:\n");
+  print ("result was ");
+  putnum (result);
+  outbyte ('\n');
+  if (result == 14) {
+    pass ("iprintf");
+  } else {
+    fail ("iprintf");
+  }  
+
+  /* try to read a string */
+  print ("Type 5 characters");
+
+  result = 0;
+  result = read (0, buf, 5);
+  print (buf);
+  if (result == 5) {
+    pass ("read");
+  } else {
+    fail ("read");
+  }  
+
+  /* clear everything out */
+  fflush (stdout);
+}
+
+