Add more tests.

[pintos-anon] / grading / userprog / read-normal.c

diff --git a/grading/userprog/read-normal.c b/grading/userprog/read-normal.c
new file mode 100644 (file)
index 0000000..4bb7679
--- /dev/null
+++ b/grading/userprog/read-normal.c
@@ -0,0 +1,34 @@
+#include <stdio.h>
+#include <string.h>
+#include <syscall.h>
+
+char expected[] = {
+  "Amazing Electronic Fact: If you scuffed your feet long enough without\n"
+  "touching anything, you would build up so many electrons that your\n"
+  "finger would explode!  But this is nothing to worry about unless you\n"
+  "have carpeting.\n" 
+};
+
+char actual[sizeof expected];
+
+int
+main (void) 
+{
+  int handle, byte_cnt;
+  printf ("(read-normal) begin\n");
+
+  handle = open ("sample.txt");
+  if (handle < 2)
+    printf ("(read-normal) fail: open() returned %d\n", handle);
+
+  byte_cnt = read (handle, actual, sizeof actual - 1);
+  if (byte_cnt != sizeof actual - 1)
+    printf ("(read-normal) fail: read() returned %d instead of %d\n",
+            byte_cnt, sizeof actual - 1);
+  else if (strcmp (expected, actual))
+    printf ("(read-normal) fail: expected text differs from actual:\n%s",
+            actual);
+  
+  printf ("(read-normal) end\n");
+  return 0;
+}