From e3833193af11dc4252e90565c3919889cc4130b3 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Wed, 30 Apr 2014 12:50:00 -0400
Subject: More unit tests for process spawning

Try killing a running process; try noticing that a process has
exited without checking its output; verify that waitpid_cb (when
present) is set to NULL when you would expect it to be.
---
 src/test/test-child.c | 40 +++++++++++++++++++++++++++++-----------
 1 file changed, 29 insertions(+), 11 deletions(-)

(limited to 'src/test/test-child.c')

diff --git a/src/test/test-child.c b/src/test/test-child.c
index ef10fbb92..756782e70 100644
--- a/src/test/test-child.c
+++ b/src/test/test-child.c
@@ -9,6 +9,13 @@
 #else
 #include <unistd.h>
 #endif
+#include <string.h>
+
+#ifdef _WIN32
+#define SLEEP(sec) Sleep((sec)*1000)
+#else
+#define SLEEP(sec) sleep(sec)
+#endif
 
 /** Trivial test program which prints out its command line arguments so we can
  * check if tor_spawn_background() works */
@@ -16,27 +23,38 @@ int
 main(int argc, char **argv)
 {
   int i;
+  int delay = 1;
+  int fast = 0;
+
+  if (argc > 1)  {
+    if (!strcmp(argv[1], "--hang")) {
+      delay = 60;
+    } else if (!strcmp(argv[1], "--fast")) {
+      fast = 1;
+      delay = 0;
+    }
+  }
 
   fprintf(stdout, "OUT\n");
   fprintf(stderr, "ERR\n");
   for (i = 1; i < argc; i++)
     fprintf(stdout, "%s\n", argv[i]);
-  fprintf(stdout, "SLEEPING\n");
+  if (!fast)
+    fprintf(stdout, "SLEEPING\n");
   /* We need to flush stdout so that test_util_spawn_background_partial_read()
      succeed. Otherwise ReadFile() will get the entire output in one */
   // XXX: Can we make stdio flush on newline?
   fflush(stdout);
-#ifdef _WIN32
-  Sleep(1000);
-#else
-  sleep(1);
-#endif
+  if (!fast)
+    SLEEP(1);
   fprintf(stdout, "DONE\n");
-#ifdef _WIN32
-  Sleep(1000);
-#else
-  sleep(1);
-#endif
+  fflush(stdout);
+  if (fast)
+    return 0;
+
+  while (--delay) {
+    SLEEP(1);
+  }
 
   return 0;
 }
-- 
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