1 files changed, 247 insertions, 0 deletions
diff --git a/test/sanitizer_common/TestCases/Posix/vis.cc b/test/sanitizer_common/TestCases/Posix/vis.cc
new file mode 100644
index 000000000..15f1bc949
--- /dev/null
+++ b/test/sanitizer_common/TestCases/Posix/vis.cc
@@ -0,0 +1,247 @@
+// RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s
+//
+// UNSUPPORTED: linux, solaris, darwin
+
+#include <ctype.h>
+#include <err.h>
+#include <inttypes.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <vis.h>
+
+void test_vis() {
+  char visout[5];
+  int ch = toascii(0x1);
+  vis(visout, ch, VIS_SAFE | VIS_NOSLASH, 0);
+  printf("vis: %s\n", visout);
+}
+
+void test_nvis() {
+  char visout[5];
+  int ch = toascii(0x2);
+  nvis(visout, sizeof visout, ch, VIS_SAFE | VIS_NOSLASH, 0);
+  printf("nvis: %s\n", visout);
+}
+
+void test_strvis() {
+  char visout[5];
+  strvis(visout, "\3", VIS_SAFE | VIS_NOSLASH);
+  printf("strvis: %s\n", visout);
+}
+
+void test_stravis() {
+  char *visout;
+  stravis(&visout, "\4", VIS_SAFE | VIS_NOSLASH);
+  printf("stravis: %s\n", visout);
+  free(visout);
+}
+
+void test_strnvis() {
+  char visout[5];
+  strnvis(visout, sizeof visout, "\5", VIS_SAFE | VIS_NOSLASH);
+  printf("strnvis: %s\n", visout);
+}
+
+void test_strvisx() {
+  char visout[5];
+  char src[] = "\6";
+  strvisx(visout, src, sizeof src - 1 /* skip final \0 */,
+          VIS_SAFE | VIS_NOSLASH);
+  printf("strvisx: %s\n", visout);
+}
+
+void test_strnvisx() {
+  char visout[5];
+  char src[] = "\1";
+  strnvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
+           VIS_SAFE | VIS_NOSLASH);
+  printf("strnvisx: %s\n", visout);
+}
+
+void test_strenvisx() {
+  char visout[5];
+  char src[] = "\2";
+  strenvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
+            VIS_SAFE | VIS_NOSLASH, NULL);
+  printf("strenvisx: %s\n", visout);
+}
+
+void test_svis() {
+  char visout[5];
+  int ch = toascii(0x3);
+  svis(visout, ch, VIS_SAFE | VIS_NOSLASH, 0, "x");
+  printf("svis: %s\n", visout);
+}
+
+void test_snvis() {
+  char visout[5];
+  int ch = toascii(0x2);
+  snvis(visout, sizeof visout, ch, VIS_SAFE | VIS_NOSLASH, 0, "x");
+  printf("snvis: %s\n", visout);
+}
+
+void test_strsvis() {
+  char visout[5];
+  strsvis(visout, "\4", VIS_SAFE | VIS_NOSLASH, "x");
+  printf("strsvis: %s\n", visout);
+}
+
+void test_strsnvis() {
+  char visout[5];
+  strsnvis(visout, sizeof visout, "\5", VIS_SAFE | VIS_NOSLASH, "x");
+  printf("strsnvis: %s\n", visout);
+}
+
+void test_strsvisx() {
+  char visout[5];
+  char src[] = "\5";
+  strsvisx(visout, src, sizeof src - 1 /* skip final \0 */,
+           VIS_SAFE | VIS_NOSLASH, "x");
+  printf("strsvisx: %s\n", visout);
+}
+
+void test_strsnvisx() {
+  char visout[5];
+  char src[] = "\6";
+  strsnvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
+            VIS_SAFE | VIS_NOSLASH, "x");
+  printf("strsnvisx: %s\n", visout);
+}
+
+void test_strsenvisx() {
+  char visout[5];
+  char src[] = "\1";
+  strsenvisx(visout, sizeof visout, src, sizeof src - 1 /* skip final \0 */,
+             VIS_SAFE | VIS_NOSLASH, "x", NULL);
+  printf("strsenvisx: %s\n", visout);
+}
+
+void test_unvis() {
+  char visout[5];
+  int ch = toascii(0x1);
+  vis(visout, ch, VIS_SAFE, 0);
+
+  int state = 0;
+  char out;
+  char *p = visout;
+  while ((ch = *(p++)) != '\0') {
+  again:
+    switch (unvis(&out, ch, &state, 0)) {
+    case 0:
+    case UNVIS_NOCHAR:
+      break;
+    case UNVIS_VALID:
+      printf("unvis: %" PRIx8 "\n", (unsigned char)out);
+      break;
+    case UNVIS_VALIDPUSH:
+      printf("unvis: %" PRIx8 "\n", (unsigned char)out);
+      goto again;
+    case UNVIS_SYNBAD:
+      errx(1, "Bad character sequence!");
+    }
+  }
+  if (unvis(&out, '\0', &state, UNVIS_END) == UNVIS_VALID)
+    printf("unvis: %" PRIx8 "\n", (unsigned char)out);
+}
+
+void test_strunvis() {
+  char visout[5];
+  int ch = toascii(0x2);
+  vis(visout, ch, VIS_SAFE, 0);
+
+  char p[5];
+  strunvis(p, visout);
+
+  char *pp = p;
+  while ((ch = *(pp++)) != '\0')
+    printf("strunvis: %" PRIx8 "\n", (unsigned char)ch);
+}
+
+void test_strnunvis() {
+  char visout[5];
+  int ch = toascii(0x3);
+  vis(visout, ch, VIS_SAFE, 0);
+
+  char p[5];
+  strnunvis(p, sizeof p, visout);
+
+  char *pp = p;
+  while ((ch = *(pp++)) != '\0')
+    printf("strnunvis: %" PRIx8 "\n", (unsigned char)ch);
+}
+
+void test_strunvisx() {
+  char visout[5];
+  int ch = toascii(0x4);
+  vis(visout, ch, VIS_SAFE, 0);
+
+  char p[5];
+  strunvisx(p, visout, VIS_SAFE);
+
+  char *pp = p;
+  while ((ch = *(pp++)) != '\0')
+    printf("strunvisx: %" PRIx8 "\n", (unsigned char)ch);
+}
+
+void test_strnunvisx() {
+  char visout[5];
+  int ch = toascii(0x5);
+  vis(visout, ch, VIS_SAFE, 0);
+
+  char p[5];
+  strnunvisx(p, sizeof p, visout, VIS_SAFE);
+
+  char *pp = p;
+  while ((ch = *(pp++)) != '\0')
+    printf("strnunvisx: %" PRIx8 "\n", (unsigned char)ch);
+}
+
+int main(void) {
+  printf("vis\n");
+
+  test_vis();
+  test_nvis();
+  test_strvis();
+  test_stravis();
+  test_strnvis();
+  test_strvisx();
+  test_strnvisx();
+  test_strenvisx();
+  test_svis();
+  test_snvis();
+  test_strsvis();
+  test_strsnvis();
+  test_strsvisx();
+  test_strsnvisx();
+  test_strsenvisx();
+  test_unvis();
+  test_strunvis();
+  test_strnunvis();
+  test_strunvisx();
+  test_strnunvisx();
+
+  // CHECK: vis
+  // CHECK: vis: ^A
+  // CHECK: nvis: ^B
+  // CHECK: strvis: ^C
+  // CHECK: stravis: ^D
+  // CHECK: strnvis: ^E
+  // CHECK: strvisx: ^F
+  // CHECK: strnvisx: ^A
+  // CHECK: strenvisx: ^B
+  // CHECK: svis: ^C
+  // CHECK: snvis: ^B
+  // CHECK: strsvis: ^D
+  // CHECK: strsnvis: ^E
+  // CHECK: strsvisx: ^E
+  // CHECK: strsnvisx: ^F
+  // CHECK: strsenvisx: ^A
+  // CHECK: unvis: 1
+  // CHECK: strunvis: 2
+  // CHECK: strnunvis: 3
+  // CHECK: strunvisx: 4
+  // CHECK: strnunvisx: 5
+
+  return 0;
+}