50-cgi.t: test PLP::Backend::CGI parse output of most plp features

diff --git a/Changes b/Changes
index 4c0043dad9c72cdeb99e89621e695854cf9b9679..346aa4104bf9d3d27b42b389442e4f9c26627d2c 100644 (file)
--- a/Changes
+++ b/Changes
@@ -1,4 +1,5 @@
 - Fix breakage with old versions of Exporter
+- Tests emulating actual PLP usage
 
 3.21 - May 31, 2008:
 - Fix everything() wrapper (broke pre-3.20 CGI scripts on 3.20)

diff --git a/t/50-cgi.t b/t/50-cgi.t
new file mode 100644 (file)
index 0000000..1873c8f
--- /dev/null
+++ b/t/50-cgi.t
@@ -0,0 +1,179 @@
+use strict;
+use warnings;
+
+use Cwd qw(cwd);
+use Test::More;
+
+eval { require PerlIO::scalar };
+plan skip_all => "PerlIO required (perl 5.8) to test PLP" if $@;
+
+plan tests => 18;
+
+require_ok('PLP::Backend::CGI') or BAIL_OUT();
+
+$PLP::use_cache = 0 if $PLP::use_cache;
+#TODO: caching on (change file names)
+
+my $base = -w '/tmp' ? '/tmp' : cwd();
+my $testfile = 'testfile.plp';
+not -f "$base/$testfile" or BAIL_OUT("$testfile exists");
+
+open ORGOUT, '>&', STDOUT;
+
+sub plp_is {
+       my ($test, $plp, $expect) = @_;
+       chomp $expect;
+       local $Test::Builder::Level = $Test::Builder::Level + 1;
+
+       eval {
+               open my $testfh, '>', "$base/$testfile" or die $!;
+               print {$testfh} $plp or die $!;
+               close $testfh or die $!;
+       };
+       not $@ or fail("write $testfile"), diag("    Error: $@"), return;
+
+       close STDOUT;
+       open STDOUT, '>', \my $output;  # STDOUT buffered to scalar
+       eval {
+               local $SIG{__WARN__} = sub { print $_[0] }; # enables warnings
+               PLP::everything();
+       };
+       select ORGOUT;  # return to original STDOUT
+
+       not $@ or fail($test), diag("    Error: $@"), return;
+       is($output, $expect, $test);
+}
+
+%ENV = (
+       REQUEST_METHOD => 'GET',
+       REQUEST_URI => "/$testfile/test/123",
+       QUERY_STRING => 'test=1&test=2',
+       GATEWAY_INTERFACE => 'CGI/1.1',
+       
+       SCRIPT_NAME => '/plp.cgi',
+       SCRIPT_FILENAME => "$base/plp.cgi",
+       PATH_INFO => "/$testfile/test/123",
+       PATH_TRANSLATED => "$base/$testfile/test/123",
+       DOCUMENT_ROOT => $base,
+); # Apache/2.2.4 CGI environment
+
+my $HEAD = <<EOT;  # common header output
+X-PLP-Version: $PLP::VERSION
+Content-Type: text/html
+EOT
+
+plp_is('print', '0<: print print 2 :>3', "$HEAD\n0213");
+
+plp_is('exit', '1<:exit:>not <(reached)>', "$HEAD\n1");
+
+plp_is('<:=', '1<:=$foo=2:>3<:= $foo', "$HEAD\n1232");
+
+plp_is('%get', '<: print $get{test} if defined $get{test} and not exists $get{test2}', "$HEAD\n2\n");
+
+plp_is('%get array', '<:= @{$get{q/@test/}}', "$HEAD\n12\n");
+
+plp_is('%header',
+       '<: $headers{x_test}=2; print $header{x_PLP_version}; BEGIN { $header{"X-tesT"}=1 }',
+       "X-tesT: 2\n$HEAD\n$PLP::VERSION"
+);
+
+plp_is('%header', '.<: BEGIN{$header{x}="1\n2"} $header{x}=3', <<TEST);
+${HEAD}x: 1
+x: 2
+
+.<table border=1 class="PLPerror"><tr><td><b>Debug information:</b><br>Can't set headers after sending them at testfile.plp line 1.
+(Output started at testfile.plp line 1.)
+</td></tr></table>
+TEST
+
+#TODO: %post
+#TODO: %fields
+#TODO: %cookie
+
+plp_is('PLP_END', '<: PLP_END{print 1}; PLP_END{print 2}; print 3', "$HEAD\n321");
+
+plp_is('no warnings by default', '<: ignoreme :>ok', "$HEAD\nok");
+
+rename "$base/$testfile", "$base/$testfile.inc";
+plp_is('include', "<($testfile.inc)> <: include '$testfile.inc'", "$HEAD\nok ok");
+unlink "$base/$testfile.inc";
+
+plp_is('fatal error', "runtime\n<: syntax(error :>\nruntime", <<TEST);
+$HEAD
+<table border=1 class="PLPerror"><tr><td><b>Debug information:</b><br>syntax error at $testfile line 2, at EOF
+  (Might be a runaway multi-line \cq\cq string starting on line 1)
+</td></tr></table>
+TEST
+
+plp_is('warnings', split /\n\n/, <<TEST, 2);
+1
+<: use warnings :>
+2
+<: 42 :>
+3
+<: warn "warning" :>
+4
+<: include "missinginclude" :>
+5
+<(missinginclude)>
+6
+
+$HEAD
+Useless use of a constant in void context at $testfile line 4.
+1
+
+2
+
+3
+warning at $testfile line 6.
+
+4
+<table border=1 class="PLPerror"><tr><td><b>Debug information:</b><br>Can't open "$base/missinginclude" (No such file or directory) at $testfile line 8.
+</td></tr></table>
+5
+<table border=1 class="PLPerror"><tr><td><b>Debug information:</b><br>Can't open "$base/missinginclude" (No such file or directory) at $testfile line 10.
+</td></tr></table>
+TEST
+
+plp_is('$PLP::ERROR',
+       '<: $PLP::ERROR = sub {print "Oh no: $_[0]"} :> <(missinginclude)>.',
+       qq{$HEAD\n Oh no: Can't open "$base/missinginclude" (No such file or directory) at $testfile line 1.\n\n}
+);
+
+#TODO: 404
+#TODO: 403
+
+plp_is('$PLP::DEBUG',
+       '<: $PLP::DEBUG = 2 :>1<(missinginclude)>2',
+       "Content-Type: text/plain\n\n$HEAD\n1"
+);
+
+plp_is('utf8', '<: use open qw/:std :utf8/; print chr 191', <<TEST);
+X-PLP-Version: $PLP::VERSION
+Content-Type: text/html; charset=utf-8
+
+\302\277
+TEST
+
+my @envtest = (
+       'ok <:=$ENV{SCRIPT_NAME}:> <:=$ENV{SCRIPT_FILENAME}',
+       "$HEAD\nok /$testfile $base/$testfile"
+);
+
+plp_is('%ENV (on apache)', @envtest);
+
+%ENV = (
+       REQUEST_METHOD => 'GET',
+       REQUEST_URI => "/$testfile/test/123",
+       QUERY_STRING => 'test=1&test=2',
+       GATEWAY_INTERFACE => 'CGI/1.1',
+       
+       SCRIPT_NAME => "/$testfile", #XXX: .plp?
+       SCRIPT_FILENAME => "$base/$testfile",
+       PATH_INFO => '/test/123',
+); # lighttpd/1.4.7 CGI environment
+
+plp_is('%ENV on lighttpd', @envtest);
+
+unlink "$base/$testfile";
+