| 1 | #
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| 2 | # t/test.pl - most of Test::More functionality without the fuss
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| 3 | #
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| 4 |
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| 5 | $Level = 1;
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| 6 | my $test = 1;
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| 7 | my $planned;
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| 8 | my $noplan;
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| 9 |
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| 10 | $TODO = 0;
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| 11 | $NO_ENDING = 0;
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| 12 |
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| 13 | sub plan {
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| 14 | my $n;
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| 15 | if (@_ == 1) {
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| 16 | $n = shift;
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| 17 | if ($n eq 'no_plan') {
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| 18 | undef $n;
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| 19 | $noplan = 1;
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| 20 | }
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| 21 | } else {
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| 22 | my %plan = @_;
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| 23 | $n = $plan{tests};
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| 24 | }
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| 25 | print STDOUT "1..$n\n" unless $noplan;
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| 26 | $planned = $n;
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| 27 | }
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| 28 |
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| 29 | END {
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| 30 | my $ran = $test - 1;
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| 31 | if (!$NO_ENDING) {
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| 32 | if (defined $planned && $planned != $ran) {
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| 33 | print STDERR
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| 34 | "# Looks like you planned $planned tests but ran $ran.\n";
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| 35 | } elsif ($noplan) {
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| 36 | print "1..$ran\n";
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| 37 | }
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| 38 | }
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| 39 | }
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| 40 |
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| 41 | # Use this instead of "print STDERR" when outputing failure diagnostic
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| 42 | # messages
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| 43 | sub _diag {
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| 44 | return unless @_;
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| 45 | my @mess = map { /^#/ ? "$_\n" : "# $_\n" }
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| 46 | map { split /\n/ } @_;
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| 47 | my $fh = $TODO ? *STDOUT : *STDERR;
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| 48 | print $fh @mess;
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| 49 |
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| 50 | }
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| 51 |
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| 52 | sub skip_all {
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| 53 | if (@_) {
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| 54 | print STDOUT "1..0 # Skipped: @_\n";
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| 55 | } else {
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| 56 | print STDOUT "1..0\n";
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| 57 | }
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| 58 | exit(0);
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| 59 | }
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| 60 |
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| 61 | sub _ok {
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| 62 | my ($pass, $where, $name, @mess) = @_;
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| 63 | # Do not try to microoptimize by factoring out the "not ".
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| 64 | # VMS will avenge.
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| 65 | my $out;
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| 66 | if ($name) {
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| 67 | # escape out '#' or it will interfere with '# skip' and such
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| 68 | $name =~ s/#/\\#/g;
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| 69 | $out = $pass ? "ok $test - $name" : "not ok $test - $name";
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| 70 | } else {
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| 71 | $out = $pass ? "ok $test" : "not ok $test";
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| 72 | }
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| 73 |
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| 74 | $out .= " # TODO $TODO" if $TODO;
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| 75 | print STDOUT "$out\n";
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| 76 |
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| 77 | unless ($pass) {
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| 78 | _diag "# Failed $where\n";
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| 79 | }
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| 80 |
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| 81 | # Ensure that the message is properly escaped.
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| 82 | _diag @mess;
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| 83 |
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| 84 | $test++;
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| 85 |
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| 86 | return $pass;
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| 87 | }
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| 88 |
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| 89 | sub _where {
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| 90 | my @caller = caller($Level);
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| 91 | return "at $caller[1] line $caller[2]";
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| 92 | }
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| 93 |
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| 94 | # DON'T use this for matches. Use like() instead.
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| 95 | sub ok ($@) {
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| 96 | my ($pass, $name, @mess) = @_;
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| 97 | _ok($pass, _where(), $name, @mess);
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| 98 | }
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| 99 |
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| 100 | sub _q {
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| 101 | my $x = shift;
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| 102 | return 'undef' unless defined $x;
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| 103 | my $q = $x;
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| 104 | $q =~ s/\\/\\\\/g;
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| 105 | $q =~ s/'/\\'/g;
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| 106 | return "'$q'";
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| 107 | }
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| 108 |
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| 109 | sub _qq {
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| 110 | my $x = shift;
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| 111 | return defined $x ? '"' . display ($x) . '"' : 'undef';
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| 112 | };
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| 113 |
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| 114 | # keys are the codes \n etc map to, values are 2 char strings such as \n
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| 115 | my %backslash_escape;
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| 116 | foreach my $x (split //, 'nrtfa\\\'"') {
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| 117 | $backslash_escape{ord eval "\"\\$x\""} = "\\$x";
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| 118 | }
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| 119 | # A way to display scalars containing control characters and Unicode.
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| 120 | # Trying to avoid setting $_, or relying on local $_ to work.
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| 121 | sub display {
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| 122 | my @result;
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| 123 | foreach my $x (@_) {
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| 124 | if (defined $x and not ref $x) {
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| 125 | my $y = '';
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| 126 | foreach my $c (unpack("U*", $x)) {
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| 127 | if ($c > 255) {
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| 128 | $y .= sprintf "\\x{%x}", $c;
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| 129 | } elsif ($backslash_escape{$c}) {
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| 130 | $y .= $backslash_escape{$c};
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| 131 | } else {
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| 132 | my $z = chr $c; # Maybe we can get away with a literal...
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| 133 | $z = sprintf "\\%03o", $c if $z =~ /[[:^print:]]/;
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| 134 | $y .= $z;
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| 135 | }
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| 136 | }
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| 137 | $x = $y;
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| 138 | }
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| 139 | return $x unless wantarray;
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| 140 | push @result, $x;
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| 141 | }
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| 142 | return @result;
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| 143 | }
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| 144 |
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| 145 | sub is ($$@) {
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| 146 | my ($got, $expected, $name, @mess) = @_;
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| 147 |
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| 148 | my $pass;
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| 149 | if( !defined $got || !defined $expected ) {
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| 150 | # undef only matches undef
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| 151 | $pass = !defined $got && !defined $expected;
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| 152 | }
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| 153 | else {
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| 154 | $pass = $got eq $expected;
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| 155 | }
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| 156 |
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| 157 | unless ($pass) {
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| 158 | unshift(@mess, "# got "._q($got)."\n",
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| 159 | "# expected "._q($expected)."\n");
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| 160 | }
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| 161 | _ok($pass, _where(), $name, @mess);
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| 162 | }
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| 163 |
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| 164 | sub isnt ($$@) {
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| 165 | my ($got, $isnt, $name, @mess) = @_;
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| 166 |
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| 167 | my $pass;
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| 168 | if( !defined $got || !defined $isnt ) {
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| 169 | # undef only matches undef
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| 170 | $pass = defined $got || defined $isnt;
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| 171 | }
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| 172 | else {
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| 173 | $pass = $got ne $isnt;
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| 174 | }
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| 175 |
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| 176 | unless( $pass ) {
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| 177 | unshift(@mess, "# it should not be "._q($got)."\n",
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| 178 | "# but it is.\n");
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| 179 | }
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| 180 | _ok($pass, _where(), $name, @mess);
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| 181 | }
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| 182 |
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| 183 | sub cmp_ok ($$$@) {
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| 184 | my($got, $type, $expected, $name, @mess) = @_;
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| 185 |
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| 186 | my $pass;
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| 187 | {
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| 188 | local $^W = 0;
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| 189 | local($@,$!); # don't interfere with $@
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| 190 | # eval() sometimes resets $!
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| 191 | $pass = eval "\$got $type \$expected";
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| 192 | }
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| 193 | unless ($pass) {
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| 194 | # It seems Irix long doubles can have 2147483648 and 2147483648
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| 195 | # that stringify to the same thing but are acutally numerically
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| 196 | # different. Display the numbers if $type isn't a string operator,
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| 197 | # and the numbers are stringwise the same.
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| 198 | # (all string operators have alphabetic names, so tr/a-z// is true)
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| 199 | # This will also show numbers for some uneeded cases, but will
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| 200 | # definately be helpful for things such as == and <= that fail
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| 201 | if ($got eq $expected and $type !~ tr/a-z//) {
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| 202 | unshift @mess, "# $got - $expected = " . ($got - $expected) . "\n";
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| 203 | }
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| 204 | unshift(@mess, "# got "._q($got)."\n",
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| 205 | "# expected $type "._q($expected)."\n");
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| 206 | }
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| 207 | _ok($pass, _where(), $name, @mess);
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| 208 | }
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| 209 |
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| 210 | # Check that $got is within $range of $expected
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| 211 | # if $range is 0, then check it's exact
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| 212 | # else if $expected is 0, then $range is an absolute value
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| 213 | # otherwise $range is a fractional error.
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| 214 | # Here $range must be numeric, >= 0
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| 215 | # Non numeric ranges might be a useful future extension. (eg %)
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| 216 | sub within ($$$@) {
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| 217 | my ($got, $expected, $range, $name, @mess) = @_;
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| 218 | my $pass;
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| 219 | if (!defined $got or !defined $expected or !defined $range) {
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| 220 | # This is a fail, but doesn't need extra diagnostics
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| 221 | } elsif ($got !~ tr/0-9// or $expected !~ tr/0-9// or $range !~ tr/0-9//) {
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| 222 | # This is a fail
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| 223 | unshift @mess, "# got, expected and range must be numeric\n";
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| 224 | } elsif ($range < 0) {
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| 225 | # This is also a fail
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| 226 | unshift @mess, "# range must not be negative\n";
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| 227 | } elsif ($range == 0) {
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| 228 | # Within 0 is ==
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| 229 | $pass = $got == $expected;
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| 230 | } elsif ($expected == 0) {
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| 231 | # If expected is 0, treat range as absolute
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| 232 | $pass = ($got <= $range) && ($got >= - $range);
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| 233 | } else {
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| 234 | my $diff = $got - $expected;
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| 235 | $pass = abs ($diff / $expected) < $range;
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| 236 | }
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| 237 | unless ($pass) {
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| 238 | if ($got eq $expected) {
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| 239 | unshift @mess, "# $got - $expected = " . ($got - $expected) . "\n";
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| 240 | }
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| 241 | unshift@mess, "# got "._q($got)."\n",
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| 242 | "# expected "._q($expected)." (within "._q($range).")\n";
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| 243 | }
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| 244 | _ok($pass, _where(), $name, @mess);
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| 245 | }
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| 246 |
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| 247 | # Note: this isn't quite as fancy as Test::More::like().
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| 248 |
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| 249 | sub like ($$@) { like_yn (0,@_) }; # 0 for -
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| 250 | sub unlike ($$@) { like_yn (1,@_) }; # 1 for un-
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| 251 |
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| 252 | sub like_yn ($$$@) {
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| 253 | my ($flip, $got, $expected, $name, @mess) = @_;
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| 254 | my $pass;
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| 255 | $pass = $got =~ /$expected/ if !$flip;
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| 256 | $pass = $got !~ /$expected/ if $flip;
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| 257 | unless ($pass) {
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| 258 | unshift(@mess, "# got '$got'\n",
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| 259 | "# expected /$expected/\n");
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| 260 | }
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| 261 | local $Level = 2;
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| 262 | _ok($pass, _where(), $name, @mess);
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| 263 | }
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| 264 |
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| 265 | sub pass {
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| 266 | _ok(1, '', @_);
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| 267 | }
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| 268 |
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| 269 | sub fail {
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| 270 | _ok(0, _where(), @_);
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| 271 | }
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| 272 |
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| 273 | sub curr_test {
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| 274 | $test = shift if @_;
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| 275 | return $test;
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| 276 | }
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| 277 |
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| 278 | sub next_test {
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| 279 | $test++;
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| 280 | }
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| 281 |
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| 282 | # Note: can't pass multipart messages since we try to
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| 283 | # be compatible with Test::More::skip().
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| 284 | sub skip {
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| 285 | my $why = shift;
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| 286 | my $n = @_ ? shift : 1;
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| 287 | for (1..$n) {
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| 288 | print STDOUT "ok $test # skip: $why\n";
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| 289 | $test++;
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| 290 | }
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| 291 | local $^W = 0;
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| 292 | last SKIP;
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| 293 | }
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| 294 |
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| 295 | sub todo_skip {
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| 296 | my $why = shift;
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| 297 | my $n = @_ ? shift : 1;
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| 298 |
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| 299 | for (1..$n) {
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| 300 | print STDOUT "not ok $test # TODO & SKIP: $why\n";
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| 301 | $test++;
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| 302 | }
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| 303 | local $^W = 0;
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| 304 | last TODO;
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| 305 | }
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| 306 |
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| 307 | sub eq_array {
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| 308 | my ($ra, $rb) = @_;
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| 309 | return 0 unless $#$ra == $#$rb;
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| 310 | for my $i (0..$#$ra) {
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| 311 | next if !defined $ra->[$i] && !defined $rb->[$i];
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| 312 | return 0 if !defined $ra->[$i];
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| 313 | return 0 if !defined $rb->[$i];
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| 314 | return 0 unless $ra->[$i] eq $rb->[$i];
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| 315 | }
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| 316 | return 1;
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| 317 | }
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| 318 |
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| 319 | sub eq_hash {
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| 320 | my ($orig, $suspect) = @_;
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| 321 | my $fail;
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| 322 | while (my ($key, $value) = each %$suspect) {
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| 323 | # Force a hash recompute if this perl's internals can cache the hash key.
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| 324 | $key = "" . $key;
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| 325 | if (exists $orig->{$key}) {
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| 326 | if ($orig->{$key} ne $value) {
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| 327 | print STDOUT "# key ", _qq($key), " was ", _qq($orig->{$key}),
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| 328 | " now ", _qq($value), "\n";
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| 329 | $fail = 1;
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| 330 | }
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| 331 | } else {
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| 332 | print STDOUT "# key ", _qq($key), " is ", _qq($value),
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| 333 | ", not in original.\n";
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| 334 | $fail = 1;
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| 335 | }
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| 336 | }
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| 337 | foreach (keys %$orig) {
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| 338 | # Force a hash recompute if this perl's internals can cache the hash key.
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| 339 | $_ = "" . $_;
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| 340 | next if (exists $suspect->{$_});
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| 341 | print STDOUT "# key ", _qq($_), " was ", _qq($orig->{$_}), " now missing.\n";
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| 342 | $fail = 1;
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| 343 | }
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| 344 | !$fail;
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| 345 | }
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| 346 |
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| 347 | sub require_ok ($) {
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| 348 | my ($require) = @_;
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| 349 | eval <<REQUIRE_OK;
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| 350 | require $require;
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| 351 | REQUIRE_OK
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| 352 | _ok(!$@, _where(), "require $require");
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| 353 | }
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| 354 |
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| 355 | sub use_ok ($) {
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| 356 | my ($use) = @_;
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| 357 | eval <<USE_OK;
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| 358 | use $use;
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| 359 | USE_OK
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| 360 | _ok(!$@, _where(), "use $use");
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| 361 | }
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| 362 |
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| 363 | # runperl - Runs a separate perl interpreter.
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| 364 | # Arguments :
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| 365 | # switches => [ command-line switches ]
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| 366 | # nolib => 1 # don't use -I../lib (included by default)
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| 367 | # prog => one-liner (avoid quotes)
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| 368 | # progs => [ multi-liner (avoid quotes) ]
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| 369 | # progfile => perl script
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| 370 | # stdin => string to feed the stdin
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| 371 | # stderr => redirect stderr to stdout
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| 372 | # args => [ command-line arguments to the perl program ]
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| 373 | # verbose => print the command line
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| 374 |
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| 375 | my $is_mswin = $^O eq 'MSWin32';
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| 376 | my $is_netware = $^O eq 'NetWare';
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| 377 | my $is_macos = $^O eq 'MacOS';
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| 378 | my $is_vms = $^O eq 'VMS';
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| 379 |
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| 380 | sub _quote_args {
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| 381 | my ($runperl, $args) = @_;
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| 382 |
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| 383 | foreach (@$args) {
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| 384 | # In VMS protect with doublequotes because otherwise
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| 385 | # DCL will lowercase -- unless already doublequoted.
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| 386 | $_ = q(").$_.q(") if $is_vms && !/^\"/ && length($_) > 0;
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| 387 | $$runperl .= ' ' . $_;
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| 388 | }
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| 389 | }
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| 390 |
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| 391 | sub _create_runperl { # Create the string to qx in runperl().
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| 392 | my %args = @_;
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| 393 | my $runperl = $^X =~ m/\s/ ? qq{"$^X"} : $^X;
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| 394 | #- this allows, for example, to set PERL_RUNPERL_DEBUG=/usr/bin/valgrind
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| 395 | if ($ENV{PERL_RUNPERL_DEBUG}) {
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| 396 | $runperl = "$ENV{PERL_RUNPERL_DEBUG} $runperl";
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| 397 | }
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| 398 | unless ($args{nolib}) {
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| 399 | if ($is_macos) {
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| 400 | $runperl .= ' -I::lib';
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| 401 | # Use UNIX style error messages instead of MPW style.
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| 402 | $runperl .= ' -MMac::err=unix' if $args{stderr};
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| 403 | }
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| 404 | else {
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| 405 | $runperl .= ' "-I../lib"'; # doublequotes because of VMS
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| 406 | }
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| 407 | }
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| 408 | if ($args{switches}) {
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| 409 | local $Level = 2;
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| 410 | die "test.pl:runperl(): 'switches' must be an ARRAYREF " . _where()
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| 411 | unless ref $args{switches} eq "ARRAY";
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| 412 | _quote_args(\$runperl, $args{switches});
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| 413 | }
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| 414 | if (defined $args{prog}) {
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| 415 | die "test.pl:runperl(): both 'prog' and 'progs' cannot be used " . _where()
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| 416 | if defined $args{progs};
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| 417 | $args{progs} = [$args{prog}]
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| 418 | }
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| 419 | if (defined $args{progs}) {
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| 420 | die "test.pl:runperl(): 'progs' must be an ARRAYREF " . _where()
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| 421 | unless ref $args{progs} eq "ARRAY";
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| 422 | foreach my $prog (@{$args{progs}}) {
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| 423 | if ($is_mswin || $is_netware || $is_vms) {
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| 424 | $runperl .= qq ( -e "$prog" );
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| 425 | }
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| 426 | else {
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| 427 | $runperl .= qq ( -e '$prog' );
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| 428 | }
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| 429 | }
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| 430 | } elsif (defined $args{progfile}) {
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| 431 | $runperl .= qq( "$args{progfile}");
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| 432 | } else {
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| 433 | # You probaby didn't want to be sucking in from the upstream stdin
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| 434 | die "test.pl:runperl(): none of prog, progs, progfile, args, "
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| 435 | . " switches or stdin specified"
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| 436 | unless defined $args{args} or defined $args{switches}
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| 437 | or defined $args{stdin};
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| 438 | }
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| 439 | if (defined $args{stdin}) {
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| 440 | # so we don't try to put literal newlines and crs onto the
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| 441 | # command line.
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| 442 | $args{stdin} =~ s/\n/\\n/g;
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| 443 | $args{stdin} =~ s/\r/\\r/g;
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| 444 |
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| 445 | if ($is_mswin || $is_netware || $is_vms) {
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| 446 | $runperl = qq{$^X -e "print qq(} .
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| 447 | $args{stdin} . q{)" | } . $runperl;
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| 448 | }
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| 449 | elsif ($is_macos) {
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| 450 | # MacOS can only do two processes under MPW at once;
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| 451 | # the test itself is one; we can't do two more, so
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| 452 | # write to temp file
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| 453 | my $stdin = qq{$^X -e 'print qq(} . $args{stdin} . qq{)' > teststdin; };
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| 454 | if ($args{verbose}) {
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| 455 | my $stdindisplay = $stdin;
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| 456 | $stdindisplay =~ s/\n/\n\#/g;
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| 457 | print STDERR "# $stdindisplay\n";
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| 458 | }
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| 459 | `$stdin`;
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| 460 | $runperl .= q{ < teststdin };
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| 461 | }
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| 462 | else {
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| 463 | $runperl = qq{$^X -e 'print qq(} .
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| 464 | $args{stdin} . q{)' | } . $runperl;
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| 465 | }
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| 466 | }
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| 467 | if (defined $args{args}) {
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| 468 | _quote_args(\$runperl, $args{args});
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| 469 | }
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| 470 | $runperl .= ' 2>&1' if $args{stderr} && !$is_macos;
|
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| 471 | $runperl .= " \xB3 Dev:Null" if !$args{stderr} && $is_macos;
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| 472 | if ($args{verbose}) {
|
|---|
| 473 | my $runperldisplay = $runperl;
|
|---|
| 474 | $runperldisplay =~ s/\n/\n\#/g;
|
|---|
| 475 | print STDERR "# $runperldisplay\n";
|
|---|
| 476 | }
|
|---|
| 477 | return $runperl;
|
|---|
| 478 | }
|
|---|
| 479 |
|
|---|
| 480 | sub runperl {
|
|---|
| 481 | die "test.pl:runperl() does not take a hashref"
|
|---|
| 482 | if ref $_[0] and ref $_[0] eq 'HASH';
|
|---|
| 483 | my $runperl = &_create_runperl;
|
|---|
| 484 | my $result = `$runperl`;
|
|---|
| 485 | $result =~ s/\n\n/\n/ if $is_vms; # XXX pipes sometimes double these
|
|---|
| 486 | return $result;
|
|---|
| 487 | }
|
|---|
| 488 |
|
|---|
| 489 | *run_perl = \&runperl; # Nice alias.
|
|---|
| 490 |
|
|---|
| 491 | sub DIE {
|
|---|
| 492 | print STDERR "# @_\n";
|
|---|
| 493 | exit 1;
|
|---|
| 494 | }
|
|---|
| 495 |
|
|---|
| 496 | # A somewhat safer version of the sometimes wrong $^X.
|
|---|
|
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