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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-getopt3.c
parent66b93be793af309fb78d54199aed2306650079d0 (diff)
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Add tests for recent getopt changes.
Diffstat (limited to 'posix/bug-getopt3.c')
-rw-r--r--posix/bug-getopt3.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/posix/bug-getopt3.c b/posix/bug-getopt3.c
new file mode 100644
index 0000000..c3a8cb2
--- /dev/null
+++ b/posix/bug-getopt3.c
@@ -0,0 +1,81 @@
+/* BZ 11040 */
+#include <getopt.h>
+#include <unistd.h>
+#include <stdio.h>
+
+static const struct option opts[] =
+ {
+ { "alpha", no_argument, NULL, 'a' },
+ { "beta", required_argument, NULL, 'b' },
+ { NULL, 0, NULL, 0 }
+ };
+
+static int
+one_test (const char *fmt, int argc, char *argv[], int n, int expected[n],
+ int out[n])
+{
+ optind = 1;
+
+ int res = 0;
+ for (int i = 0; i < n; ++i)
+ {
+ rewind (stderr);
+ if (ftruncate (fileno (stderr), 0) != 0)
+ {
+ puts ("cannot truncate file");
+ return 1;
+ }
+
+ int c = getopt_long (argc, argv, fmt, opts, NULL);
+ 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) != out[i])
+ {
+ printf ("format '%s' test %d failed: %sprinted to stderr\n",
+ fmt, i, out[i] ? "not " : "");
+ 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);
+
+ int ret = one_test ("ab:W;", 2,
+ (char *[2]) { (char *) "bug-getopt3", (char *) "-a;" },
+ 2, (int [2]) { 'a', '?' }, (int [2]) { 0, 1 });
+
+ ret |= one_test ("ab:W;", 2,
+ (char *[2]) { (char *) "bug-getopt3", (char *) "-a:" }, 2,
+ (int [2]) { 'a', '?' }, (int [2]) { 0, 1 });
+
+ if (ret == 0)
+ puts ("all OK");
+
+ return ret;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"