X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/f61b995d775123f321f165179fa51d5b28cfa8ac..758aa6c3c5b1768f35e503a00f374d0c52a55a6a:/lib/t-printf.c?ds=sidebyside

diff --git a/lib/t-printf.c b/lib/t-printf.c
index be57bc8..85d1d01 100644
--- a/lib/t-printf.c
+++ b/lib/t-printf.c
@@ -19,7 +19,12 @@
  */
 #include "test.h"
 
-void test_printf(void) {
+/* launder a string constant to stop gcc warnings */
+static const char *L(const char *s) {
+  return s;
+}
+
+static void test_printf(void) {
   char c;
   short s;
   int i;
@@ -32,9 +37,10 @@ void test_printf(void) {
   char buffer[16];
   FILE *fp;
   
-  fprintf(stderr, "test_printf\n");
   check_string(do_printf("%d", 999), "999");
   check_string(do_printf("%d", -999), "-999");
+  check_string(do_printf("%+d", 999), "+999");
+  check_string(do_printf("%+d", -999), "-999");
   check_string(do_printf("%i", 999), "999");
   check_string(do_printf("%i", -999), "-999");
   check_string(do_printf("%u", 999), "999");
@@ -130,8 +136,48 @@ void test_printf(void) {
   insist(fgets(buffer, sizeof buffer, fp) == buffer);
   check_string(buffer, "    wibble\n");
   fclose(fp);
+  check_integer(byte_snprintf(buffer, sizeof buffer,
+                              "%18446744073709551616d", 10), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer,
+                              "%.18446744073709551616d", 10), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%hs"), ""), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%qs"), ""), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%js"), ""), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%zs"), ""), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%ts"), ""), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%Ls"), ""), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%hp"), (void *)0), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%lp"), (void *)0), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%qp"), (void *)0), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%jp"), (void *)0), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%zp"), (void *)0), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%tp"), (void *)0), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%Lp"), (void *)0), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%h%")), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%l%")), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%q%")), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%j%")), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%z%")), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%t%")), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, L("%L%")), -1);
+  check_integer(byte_snprintf(buffer, sizeof buffer, "%2147483647s%2147483647s", "", ""), -1);
+  check_integer(byte_sinkprintf(sink_error(), ""), 0);
+  check_integer(byte_sinkprintf(sink_error(), "%5s", ""), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%d", 0), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%d", 1), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%2d", 0), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%d", -1), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%#x", 10), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%-d", 0), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%-d", 1), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%-2d", 0), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%-d", -1), -1);
+  check_integer(byte_sinkprintf(sink_error(), "%-#x", 10), -1);
+
 }
 
+TEST(printf);
+
 /*
 Local Variables:
 c-basic-offset:2