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authorUlrich Drepper <drepper@redhat.com>2010-04-07 22:59:40 -0700
committerUlrich Drepper <drepper@redhat.com>2010-04-07 22:59:40 -0700
commite326768467620173d3fe7204b3960db49faf7fa8 (patch)
treefc6b61dffaec286d9b3c73192d2cf5bd5a2b6b64 /posix/bug-getopt2.c
parent66b93be793af309fb78d54199aed2306650079d0 (diff)
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Add tests for recent getopt changes.
Diffstat (limited to 'posix/bug-getopt2.c')
-rw-r--r--posix/bug-getopt2.c72
1 files changed, 72 insertions, 0 deletions
diff --git a/posix/bug-getopt2.c b/posix/bug-getopt2.c
new file mode 100644
index 0000000..93c3035
--- /dev/null
+++ b/posix/bug-getopt2.c
@@ -0,0 +1,72 @@
+/* BZ 11039 */
+#include <unistd.h>
+#include <stdio.h>
+
+static int
+one_test (const char *fmt, int argc, char *argv[], int expected[argc - 1])
+{
+ int res = 0;
+ for (int i = 0; i < argc - 1; ++i)
+ {
+ rewind (stderr);
+ if (ftruncate (fileno (stderr), 0) != 0)
+ {
+ puts ("cannot truncate file");
+ return 1;
+ }
+
+ int c = getopt (argc, argv, fmt);
+ if (c != expected[i])
+ {
+ printf ("format '%s' test %d failed: expected '%c', got '%c'\n",
+ fmt, i, expected[i], c);
+ res = 1;
+ }
+ if (ftell (stderr) == 0)
+ {
+ printf ("format '%s' test %d failed: not printed to stderr\n",
+ fmt, i);
+ res = 1;
+ }
+ }
+
+ return res;
+}
+
+
+static int
+do_test (void)
+{
+ char *fname = tmpnam (NULL);
+ if (fname == NULL)
+ {
+ puts ("cannot generate name for temporary file");
+ return 1;
+ }
+
+ if (freopen (fname, "w+", stderr) == NULL)
+ {
+ puts ("cannot redirect stderr");
+ return 1;
+ }
+
+ remove (fname);
+
+ optind = 0;
+ int ret = one_test ("+a", 2,
+ (char *[2]) { (char *) "bug-getopt2", (char *) "-+" },
+ (int [1]) { '?' });
+
+ optind = 1;
+ ret |= one_test ("+a", 2,
+ (char *[2]) { (char *) "bug-getopt2", (char *) "-+" },
+ (int [1]) { '?' });
+
+ if (ret == 0)
+ puts ("all OK");
+
+ return ret;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"