mcs/errors/runtest.pl

   1 #!/usr/bin/perl -w
   2
   3 use strict;
   4 use IPC::Open3;
   5
   6 sub remove ($$) {
   7     my ($val, $arr) = @_;
   8     my $had = 0;
   9     my @hasnt = ();
  10
  11     for my $v (@$arr) {
  12         if ($v == $val) { $had = 1; }
  13         else { push @hasnt, $v; }
  14     }
  15     return ($had, \@hasnt);
  16 }
  17
  18 # Setting $strict to 1 enables line number checks, setting it to 2 makes
  19 # line number mismatches fatal.
  20 my $strict = 2;
  21 my $failures = 0;
  22
  23 if ($#ARGV != 1) {
  24     print STDERR "Usage: $0 testcase.cs testcase.out\n";
  25     exit 1;
  26 }
  27
  28 my %errors = ();
  29 my %warnings = ();
  30 my %lines = ();
  31
  32 my $csfile = $ARGV [0];
  33 my $mcsout = $ARGV [1];
  34 my $input;
  35
  36 my $line = 0;
  37
  38 open (INPUT, "<$csfile") or die
  39     "Can't open testcase: $!";
  40 while (defined ($input = <INPUT>)) {
  41     ++$line;
  42     chop $input;
  43     next unless $input =~ m,^\s*//\s*(error|warning)?\s*(CS\d+),;
  44
  45     if ((defined $1) and ($1 eq 'warning')) {
  46         push @{$warnings{$2}}, $line+1;
  47     } else {
  48         push @{$errors{$2}}, $line+1;
  49     }
  50
  51     $lines{$line+1} = $2;
  52 }
  53
  54 close INPUT;
  55
  56 open (MCS, "$mcsout") or die
  57     "Can't open compiler output file: $!";
  58
  59 while (defined ($input = <MCS>)) {
  60     chop $input;
  61     next unless $input =~ m,\((\d+)\)\s+(warning|error)\s+(CS\d+):,;
  62     my $had;
  63
  64     if ($2 eq 'warning') {
  65         ($had, $warnings{$3}) = remove $1, $warnings{$3};
  66         if ($strict && ! $had) {
  67             print "Didn't expect any warnings on line $1, but got $2 $3.\n";
  68             $failures++ if $strict == 2;
  69         }
  70     } else {
  71         ($had, $errors{$3}) = remove $1, $errors{$3};
  72         if ($strict && ! $had) {
  73             print "Didn't expect any errors on line $1, but got $2 $3.\n";
  74             $failures++ if $strict == 2;
  75         }
  76     }
  77
  78     print "Expected to find ".$lines{$1}." on line $1, but got $3.\n"
  79         if $strict and $lines{$1} ne $3;
  80 }
  81
  82 close MCS;
  83
  84 foreach my $error (keys %errors) {
  85     print "Failed to report error $error on line $_\n"
  86         for @{$errors{$error}};
  87     $failures += @{$errors{$error}};
  88 }
  89
  90 foreach my $warning (keys %warnings) {
  91     print "Failed to report warning $warning on line $_\n"
  92         for @{$warnings{$warning}};
  93     $failures += @{$warnings{$warning}};
  94 }
  95
  96 exit ($failures != 0);