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-rwxr-xr-xtest.pl51
1 files changed, 49 insertions, 2 deletions
diff --git a/test.pl b/test.pl
index a825ba7..7968097 100755
--- a/test.pl
+++ b/test.pl
@@ -2,12 +2,15 @@
use strict;
use warnings;
-use constant true => 1;
+use constant true => 1;
+use constant false => 0;
use File::Temp qw(tempfile tmpnam);
+use IPC::Open3 qw(open3);
+use Symbol qw(gensym);
use Test::More;
-my $tests = 22;
+my $tests = 23;
my %BUF_SIZE = (
normal => 1024,
@@ -37,6 +40,50 @@ SKIP: {
is(system("$program --help >/dev/null 2>&1"), 0, 'exit value for help screen');
+ 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;
+ };
+
+ {
+ my $ok = true;
+
+ my $file = $write_to_tmpfile->('abc');
+
+ $ok &= $run_program_fail->($program, '--exclude-random=random', 'must be provided a color');
+ $ok &= $run_program_fail->($program, '--clean --clean-all', 'mutually exclusive');
+ $ok &= $run_program_fail->($program, '--clean file1 file2', 'more than one file');
+ $ok &= $run_program_fail->($program, '--clean-all file1 file2', 'more than one file');
+ $ok &= $run_program_fail->($program, '- file', 'hyphen cannot be used as color string');
+ $ok &= $run_program_fail->($program, '-', 'hyphen must be preceeded by color string');
+ $ok &= $run_program_fail->($program, "$file file", 'file cannot be used as color string');
+ $ok &= $run_program_fail->($program, "$file", 'file must be preceeded by color string');
+ $ok &= $run_program_fail->($program, '/black', 'foreground color missing');
+ $ok &= $run_program_fail->($program, 'white/', 'background color missing');
+ $ok &= $run_program_fail->($program, 'white/black/yellow', 'one color pair allowed only');
+ $ok &= $run_program_fail->($program, 'y3llow', 'cannot be made of non-alphabetic characters');
+ $ok &= $run_program_fail->($program, 'yEllow', 'cannot be in mixed lower/upper case');
+ $ok &= $run_program_fail->($program, 'None', 'cannot be bold');
+ $ok &= $run_program_fail->($program, 'white/Black', 'cannot be bold');
+
+ foreach my $color_pair (qw(random/none random/default none/random default/random)) {
+ $ok &= $run_program_fail->($program, $color_pair, 'cannot be combined with');
+ }
+
+ ok($ok, 'exit messages/values for failures');
+ }
+
is(qx(echo "hello world" | $program none/none), "hello world\n", 'line read from stdin with newline');
is(qx(echo -n "hello world" | $program none/none), "hello world", 'line read from stdin without newline');