diff --git a/tests/tests.rs b/tests/tests.rs
index 005ee5298..3c6487f45 100644
--- a/tests/tests.rs
+++ b/tests/tests.rs
@@ -9,103 +9,4 @@ extern crate lazy_static;
 #[cfg(unix)]
 extern crate rust_users;
 
-// For conditional compilation
-macro_rules! unix_only {
-    ($($fea:expr, $m:ident);+) => {
-        $(
-            #[cfg(unix)]
-            #[cfg(feature = $fea)]
-            mod $m;
-         )+
-    };
-}
-unix_only! {
-    "chmod", test_chmod;
-    "chown", test_chown;
-    "chgrp", test_chgrp;
-    "install", test_install;
-    "pathchk", test_pathchk;
-    "pinky", test_pinky;
-    "stdbuf", test_stdbuf;
-    "uname", test_uname;
-    "unlink", test_unlink;
-    "uptime", test_uptime;
-    "users", test_users;
-    "who", test_who;
-    // Be aware of the trailing semicolon after the last item
-    "stat", test_stat
-}
-
-macro_rules! generic {
-    ($($fea:expr, $m:ident);+) => {
-        $(
-            #[cfg(feature = $fea)]
-            mod $m;
-         )+
-    };
-}
-generic! {
-    "arch", test_arch;
-    "base32", test_base32;
-    "base64", test_base64;
-    "basename", test_basename;
-    "cat", test_cat;
-    "cksum", test_cksum;
-    "comm", test_comm;
-    "cp", test_cp;
-    "cut", test_cut;
-    "date", test_date;
-    "dircolors", test_dircolors;
-    "dirname", test_dirname;
-    "df", test_df;
-    "du", test_du;
-    "echo", test_echo;
-    "env", test_env;
-    "expand", test_expand;
-    "expr", test_expr;
-    "factor", test_factor;
-    "false", test_false;
-    "fmt", test_fmt;
-    "fold", test_fold;
-    "hashsum", test_hashsum;
-    "head", test_head;
-    "id", test_id;
-    "join", test_join;
-    "link", test_link;
-    "ln", test_ln;
-    "ls", test_ls;
-    "mkdir", test_mkdir;
-    "mktemp", test_mktemp;
-    "more", test_more;
-    "mv", test_mv;
-    "numfmt", test_numfmt;
-    "nl", test_nl;
-    "od", test_od;
-    "paste", test_paste;
-    "printenv", test_printenv;
-    "printf", test_printf;
-    "ptx", test_ptx;
-    "pwd", test_pwd;
-    "readlink", test_readlink;
-    "realpath", test_realpath;
-    "rm", test_rm;
-    "rmdir", test_rmdir;
-    "seq", test_seq;
-    "sort", test_sort;
-    "split", test_split;
-    "sum", test_sum;
-    "tac", test_tac;
-    "tail", test_tail;
-    "test", test_test;
-    "touch", test_touch;
-    "tr", test_tr;
-    "true", test_true;
-    "truncate", test_truncate;
-    "tsort", test_tsort;
-    "unexpand", test_unexpand;
-    "uniq", test_uniq;
-    "wc", test_wc;
-    "whoami", test_whoami;
-    // Be aware of the trailing semicolon after the last item
-    "hostname", test_hostname
-}
+include!(concat!(env!("OUT_DIR"), "/test_modules.rs"));