From a6b99efdebc9df9d6b8b8ef3472fc2cb733d4694 Mon Sep 17 00:00:00 2001
From: Felix Janda <felix.janda@posteo.de>
Date: Fri, 19 Jul 2013 01:18:22 +0200
Subject: Implement test

---
 toys/pending/test.c | 69 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 69 insertions(+)

(limited to 'toys/pending')

diff --git a/toys/pending/test.c b/toys/pending/test.c
index 481eaec4..c03e4502 100644
--- a/toys/pending/test.c
+++ b/toys/pending/test.c
@@ -41,5 +41,74 @@ config TEST
 
 void test_main(void)
 {
+  int id, not;
+  char *s, *err_fmt = "Bad flag '%s'";
+
+  toys.exitval = 2;
+  if (!strcmp("[", toys.which->name))
+    if (!strcmp("]", toys.optargs[--toys.optc])) error_exit("Missing ']'");
+  if (!strcmp("!", toys.optargs[0])) {
+    not = 1;
+    toys.optargs++;
+    toys.optc--;
+  }
+  if (!toys.optc) toys.exitval = 0;
+  else if (toys.optargs[0][0] == '-') {
+    id = stridx("bcdefghLpSsurwxznt", toys.optargs[0][1]);
+    if (id == -1 || toys.optargs[0][2]) error_exit(err_fmt, toys.optargs[0]);
+    if (id < 12) {
+      struct stat st;
+      int nolink;
+
+      toys.exitval = 1;
+      if (lstat(toys.optargs[1], &st) == -1) return;
+      nolink = !S_ISLNK(st.st_mode);
+      if (!nolink && (stat(toys.optargs[1], &st) == -1)) return;
+
+      if (id == 0) toys.exitval = !S_ISBLK(st.st_mode); // b
+      else if (id == 1) toys.exitval = !S_ISCHR(st.st_mode); // c
+      else if (id == 2) toys.exitval = !S_ISDIR(st.st_mode); // d
+      else if (id == 3) toys.exitval = 0; // e
+      else if (id == 4) toys.exitval = !S_ISREG(st.st_mode); // f
+      else if (id == 5) toys.exitval = !(st.st_mode & S_ISGID); // g
+      else if ((id == 6) || (id == 7)) toys.exitval = nolink; // hL
+      else if (id == 8) toys.exitval = !S_ISFIFO(st.st_mode); // p
+      else if (id == 9) toys.exitval = !S_ISSOCK(st.st_mode); // S
+      else if (id == 10) toys.exitval = st.st_size == 0; // s
+      else toys.exitval = !(st.st_mode & S_ISUID); // u
+    }
+    else if (id < 15) // rwx
+      toys.exitval = access(toys.optargs[1], 1 << (id - 12)) == -1;
+    else if (id < 17) // zn
+      toys.exitval = toys.optargs[1] && !*toys.optargs[1] ^ (id - 15);
+    else { // t
+      struct termios termios;
+      toys.exitval = tcgetattr(atoi(toys.optargs[1]), &termios) == -1;
+    }
+  }
+  else if (toys.optc == 1) toys.exitval = *toys.optargs[0] == 0;
+  else if (toys.optc == 3) {
+    if (*toys.optargs[1] == '-') {
+      long a = atol(toys.optargs[0]), b = atol(toys.optargs[2]);
+      
+      s = toys.optargs[1] + 1;
+      if (!strcmp("eq", s)) toys.exitval = a != b;
+      else if (!strcmp("ne", s)) toys.exitval = a == b;
+      else if (!strcmp("gt", s)) toys.exitval = a < b;
+      else if (!strcmp("ge", s)) toys.exitval = a <= b;
+      else if (!strcmp("lt", s)) toys.exitval = a > b;
+      else if (!strcmp("le", s)) toys.exitval = a >= b;
+      else error_exit(err_fmt, toys.optargs[1]);
+    }
+    else {
+      int result = strcmp(toys.optargs[0], toys.optargs[2]);
+
+      s = toys.optargs[1];
+      if (!strcmp("=", s)) toys.exitval = !!result;
+      else if (!strcmp("!=", s)) toys.exitval = !result;
+      else error_exit(err_fmt, toys.optargs[1]);
+    }
+  }
+  toys.exitval ^= not;
   return;
 }
-- 
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