From 3fea379ff56e28600ec70fbabfa0392cf8dfac08 Mon Sep 17 00:00:00 2001
From: Steven Schubiger <stsc@refcnt.org>
Date: Mon, 20 Jun 2016 21:07:37 +0200
Subject: Extract fail tests to test file

---
 t/fail.t | 81 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100755 t/fail.t

(limited to 't')

diff --git a/t/fail.t b/t/fail.t
new file mode 100755
index 0000000..b7f0dcb
--- /dev/null
+++ b/t/fail.t
@@ -0,0 +1,81 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+use constant true  => 1;
+use constant false => 0;
+
+use File::Temp qw(tempfile tempdir tmpnam);
+use IPC::Open3 qw(open3);
+use Symbol qw(gensym);
+use Test::More;
+
+my $tests = 20;
+
+my $source = 'colorize.c';
+my $compiler = 'gcc';
+
+my $write_to_tmpfile = sub
+{
+    my ($content) = @_;
+
+    my ($fh, $tmpfile) = tempfile(UNLINK => true);
+    print {$fh} $content;
+    close($fh);
+
+    return $tmpfile;
+};
+
+my $run_program_fail = sub
+{
+    my ($program, $args, $message) = @_;
+
+    my @args = split /\s+/, $args;
+
+    my $err = gensym;
+
+    my $pid = open3(gensym, gensym, $err, $program, @args);
+    waitpid($pid, 0);
+
+    my $output = do { local $/; <$err> };
+
+    return ($? >> 8 == 1 && $output =~ /$message/) ? true : false;
+};
+
+plan tests => $tests;
+
+SKIP: {
+    my $program = tmpnam();
+    skip 'compiling failed (failure exit)', $tests unless system("$compiler -DTEST -o $program $source") == 0;
+
+    my $file = $write_to_tmpfile->('abc');
+    my $dir  = tempdir(CLEANUP => true);
+
+    my @set = (
+        [ '--exclude-random=random', 'must be provided a plain color'              ],
+        [ '--clean --clean-all',     'mutually exclusive'                          ],
+        [ '--clean file1 file2',     'more than one file'                          ],
+        [ '--clean-all file1 file2', 'more than one file'                          ],
+        [ '- file',                  'hyphen cannot be used as color string'       ],
+        [ '-',                       'hyphen must be preceeded by color string'    ],
+        [ "$file file",              'cannot be used as color string'              ],
+        [ "$file",                   'must be preceeded by color string'           ],
+        [ "$dir",                    'is not a valid file type'                    ],
+        [ '/black',                  'foreground color missing'                    ],
+        [ 'white/',                  'background color missing'                    ],
+        [ 'white/black/yellow',      'one color pair allowed only'                 ],
+        [ 'y3llow',                  'cannot be made of non-alphabetic characters' ],
+        [ 'yEllow',                  'cannot be in mixed lower/upper case'         ],
+        [ 'None',                    'cannot be bold'                              ],
+        [ 'white/Black',             'cannot be bold'                              ],
+        [ 'random/none',             'cannot be combined with'                     ],
+        [ 'random/default',          'cannot be combined with'                     ],
+        [ 'none/random',             'cannot be combined with'                     ],
+        [ 'default/random',          'cannot be combined with'                     ],
+    );
+    foreach my $set (@set) {
+        ok($run_program_fail->($program, $set->[0], $set->[1]), $set->[1]);
+    }
+
+    unlink $program;
+}
-- 
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