1 files changed, 138 insertions, 0 deletions
diff --git a/gshadow/tst-gshadow.c b/gshadow/tst-gshadow.c
new file mode 100644
index 0000000..8c26a48
--- /dev/null
+++ b/gshadow/tst-gshadow.c
@@ -0,0 +1,138 @@
+#include <gshadow.h>
+#include <stdio.h>
+#include <string.h>
+
+
+static const struct sgrp data[] =
+  {
+    { (char *) "one", (char *) "pwdone",
+      (char *[]) { (char *) "admoneone", (char *) "admonetwo",
+		  (char *) "admonethree", NULL },
+      (char *[]) { (char *) "memoneone", (char *) "memonetwo",
+		  (char *) "memonethree", NULL } },
+    { (char *) "two", (char *) "pwdtwo",
+      (char *[]) { (char *) "admtwoone", (char *) "admtwotwo", NULL },
+      (char *[]) { (char *) "memtwoone", (char *) "memtwotwo",
+		  (char *) "memtwothree", NULL } },
+    { (char *) "three", (char *) "pwdthree",
+      (char *[]) { (char *) "admthreeone", (char *) "admthreetwo", NULL },
+      (char *[]) { (char *) "memthreeone", (char *) "memthreetwo", NULL } },
+    { (char *) "four", (char *) "pwdfour",
+      (char *[]) { (char *) "admfourone", (char *) "admfourtwo", NULL },
+      (char *[]) { NULL } },
+    { (char *) "five", (char *) "pwdfive",
+      (char *[]) { NULL },
+      (char *[]) { (char *) "memfiveone", (char *) "memfivetwo", NULL } },
+  };
+#define ndata (sizeof (data) / sizeof (data[0]))
+
+
+int
+main (void)
+{
+  FILE *fp = fopen ("/tmp/aaa", "w+");//tmpfile ();
+  if (fp == NULL)
+    {
+      puts ("cannot open temporary file");
+      return 1;
+    }
+
+  for (size_t i = 0; i < ndata; ++i)
+    if (putsgent (&data[i], fp) != 0)
+      {
+	printf ("putsgent call %zu failed\n", i + 1);
+	return 1;
+      }
+
+  rewind (fp);
+
+  int result = 0;
+  int seen = -1;
+  struct sgrp *g;
+  while ((g = fgetsgent (fp)) != NULL)
+    {
+      ++seen;
+      if (strcmp (g->sg_namp, data[seen].sg_namp) != 0)
+	{
+	  printf ("sg_namp of entry %d does not match: %s vs %s\n",
+		  seen + 1, g->sg_namp, data[seen].sg_namp);
+	  result = 1;
+	}
+      if (strcmp (g->sg_passwd, data[seen].sg_passwd) != 0)
+	{
+	  printf ("sg_passwd of entry %d does not match: %s vs %s\n",
+		  seen + 1, g->sg_passwd, data[seen].sg_passwd);
+	  result = 1;
+	}
+      if (g->sg_adm == NULL)
+	{
+	  printf ("sg_adm of entry %d is NULL\n", seen + 1);
+	  result = 1;
+	}
+      else
+	{
+	  int i = 1;
+	  char **sp1 = g->sg_adm;
+	  char **sp2 = data[seen].sg_adm;
+	  while (*sp1 != NULL && *sp2 != NULL)
+	    {
+	      if (strcmp (*sp1, *sp2) != 0)
+		{
+		  printf ("sg_adm[%d] of entry %d does not match: %s vs %s\n",
+			  i, seen + 1, *sp1, *sp2);
+		  result = 1;
+		}
+	      ++sp1;
+	      ++sp2;
+	      ++i;
+	    }
+	  if (*sp1 == NULL && *sp2 != NULL)
+	    {
+	      printf ("sg_adm of entry %d has too few entries\n", seen + 1);
+	      result = 1;
+	    }
+	  else if (*sp1 != NULL && *sp2 == NULL)
+	    {
+	      printf ("sg_adm of entry %d has too many entries\n", seen + 1);
+	      result = 1;
+	    }
+	}
+      if (g->sg_mem == NULL)
+	{
+	  printf ("sg_mem of entry %d is NULL\n", seen + 1);
+	  result = 1;
+	}
+      else
+	{
+	  int i = 1;
+	  char **sp1 = g->sg_mem;
+	  char **sp2 = data[seen].sg_mem;
+	  while (*sp1 != NULL && *sp2 != NULL)
+	    {
+	      if (strcmp (*sp1, *sp2) != 0)
+		{
+		  printf ("sg_mem[%d] of entry %d does not match: %s vs %s\n",
+			  i, seen + 1, *sp1, *sp2);
+		  result = 1;
+		}
+	      ++sp1;
+	      ++sp2;
+	      ++i;
+	    }
+	  if (*sp1 == NULL && *sp2 != NULL)
+	    {
+	      printf ("sg_mem of entry %d has too few entries\n", seen + 1);
+	      result = 1;
+	    }
+	  else if (*sp1 != NULL && *sp2 == NULL)
+	    {
+	      printf ("sg_mem of entry %d has too many entries\n", seen + 1);
+	      result = 1;
+	    }
+	}
+    }
+
+  fclose (fp);
+
+  return result;
+}