# t/test.pl - most of Test::More functionality without the fuss
#
+$Level = 1;
my $test = 1;
my $planned;
# Use this instead of "print STDERR" when outputing failure diagnostic
# messages
sub _diag {
+ return unless @_;
+ my @mess = map { /^#/ ? "$_\n" : "# $_\n" }
+ map { split /\n/ } @_;
my $fh = $TODO ? *STDOUT : *STDERR;
- print $fh @_;
+ print $fh @mess;
+
}
sub skip_all {
if (@_) {
- print STDOUT "1..0 - @_\n";
+ print STDOUT "1..0 # Skipped: @_\n";
} else {
print STDOUT "1..0\n";
}
}
# Ensure that the message is properly escaped.
- _diag map { /^#/ ? "$_\n" : "# $_\n" }
- map { split /\n/ } @mess if @mess;
+ _diag @mess;
$test++;
}
sub _where {
- my @caller = caller(1);
+ my @caller = caller($Level);
return "at $caller[1] line $caller[2]";
}
-sub ok {
+# DON'T use this for matches. Use like() instead.
+sub ok ($@) {
my ($pass, $name, @mess) = @_;
_ok($pass, _where(), $name, @mess);
}
return @result;
}
-sub is {
+sub is ($$@) {
my ($got, $expected, $name, @mess) = @_;
- my $pass = $got eq $expected;
+
+ my $pass;
+ if( !defined $got || !defined $expected ) {
+ # undef only matches undef
+ $pass = !defined $got && !defined $expected;
+ }
+ else {
+ $pass = $got eq $expected;
+ }
+
unless ($pass) {
unshift(@mess, "# got "._q($got)."\n",
"# expected "._q($expected)."\n");
_ok($pass, _where(), $name, @mess);
}
-sub isnt {
+sub isnt ($$@) {
my ($got, $isnt, $name, @mess) = @_;
- my $pass = $got ne $isnt;
+
+ my $pass;
+ if( !defined $got || !defined $isnt ) {
+ # undef only matches undef
+ $pass = defined $got || defined $isnt;
+ }
+ else {
+ $pass = $got ne $isnt;
+ }
+
unless( $pass ) {
unshift(@mess, "# it should not be "._q($got)."\n",
"# but it is.\n");
_ok($pass, _where(), $name, @mess);
}
+sub cmp_ok ($$$@) {
+ my($got, $type, $expected, $name, @mess) = @_;
+
+ my $pass;
+ {
+ local $^W = 0;
+ local($@,$!); # don't interfere with $@
+ # eval() sometimes resets $!
+ $pass = eval "\$got $type \$expected";
+ }
+ unless ($pass) {
+ # It seems Irix long doubles can have 2147483648 and 2147483648
+ # that stringify to the same thing but are acutally numerically
+ # different. Display the numbers if $type isn't a string operator,
+ # and the numbers are stringwise the same.
+ # (all string operators have alphabetic names, so tr/a-z// is true)
+ # This will also show numbers for some uneeded cases, but will
+ # definately be helpful for things such as == and <= that fail
+ if ($got eq $expected and $type !~ tr/a-z//) {
+ unshift @mess, "# $got - $expected = " . ($got - $expected) . "\n";
+ }
+ unshift(@mess, "# got "._q($got)."\n",
+ "# expected $type "._q($expected)."\n");
+ }
+ _ok($pass, _where(), $name, @mess);
+}
+
+# Check that $got is within $range of $expected
+# if $range is 0, then check it's exact
+# else if $expected is 0, then $range is an absolute value
+# otherwise $range is a fractional error.
+# Here $range must be numeric, >= 0
+# Non numeric ranges might be a useful future extension. (eg %)
+sub within ($$$@) {
+ my ($got, $expected, $range, $name, @mess) = @_;
+ my $pass;
+ if (!defined $got or !defined $expected or !defined $range) {
+ # This is a fail, but doesn't need extra diagnostics
+ } elsif ($got !~ tr/0-9// or $expected !~ tr/0-9// or $range !~ tr/0-9//) {
+ # This is a fail
+ unshift @mess, "# got, expected and range must be numeric\n";
+ } elsif ($range < 0) {
+ # This is also a fail
+ unshift @mess, "# range must not be negative\n";
+ } elsif ($range == 0) {
+ # Within 0 is ==
+ $pass = $got == $expected;
+ } elsif ($expected == 0) {
+ # If expected is 0, treat range as absolute
+ $pass = ($got <= $range) && ($got >= - $range);
+ } else {
+ my $diff = $got - $expected;
+ $pass = abs ($diff / $expected) < $range;
+ }
+ unless ($pass) {
+ if ($got eq $expected) {
+ unshift @mess, "# $got - $expected = " . ($got - $expected) . "\n";
+ }
+ unshift@mess, "# got "._q($got)."\n",
+ "# expected "._q($expected)." (within "._q($range).")\n";
+ }
+ _ok($pass, _where(), $name, @mess);
+}
+
# Note: this isn't quite as fancy as Test::More::like().
-sub like {
+sub like ($$@) {
my ($got, $expected, $name, @mess) = @_;
my $pass;
if (ref $expected eq 'Regexp') {
}
sub curr_test {
+ $test = shift if @_;
return $test;
}
sub next_test {
- $test++
+ $test++;
}
# Note: can't pass multipart messages since we try to
!$fail;
}
-sub require_ok {
+sub require_ok ($) {
my ($require) = @_;
eval <<REQUIRE_OK;
require $require;
_ok(!$@, _where(), "require $require");
}
-sub use_ok {
+sub use_ok ($) {
my ($use) = @_;
eval <<USE_OK;
use $use;
# switches => [ command-line switches ]
# nolib => 1 # don't use -I../lib (included by default)
# prog => one-liner (avoid quotes)
+# progs => [ multi-liner (avoid quotes) ]
# progfile => perl script
# stdin => string to feed the stdin
# stderr => redirect stderr to stdout
foreach (@$args) {
# In VMS protect with doublequotes because otherwise
# DCL will lowercase -- unless already doublequoted.
- $_ = q(").$_.q(") if $is_vms && !/^\"/;
+ $_ = q(").$_.q(") if $is_vms && !/^\"/ && length($_) > 0;
$$runperl .= ' ' . $_;
}
}
-sub runperl {
+sub _create_runperl { # Create the string to qx in runperl().
my %args = @_;
- my $runperl = $^X;
- if ($args{switches}) {
- _quote_args(\$runperl, [$args{switches}]);
- }
+ my $runperl = $^X =~ m/\s/ ? qq{"$^X"} : $^X;
unless ($args{nolib}) {
if ($is_macos) {
$runperl .= ' -I::lib';
$runperl .= ' "-I../lib"'; # doublequotes because of VMS
}
}
+ if ($args{switches}) {
+ local $Level = 2;
+ die "test.pl:runperl(): 'switches' must be an ARRAYREF " . _where()
+ unless ref $args{switches} eq "ARRAY";
+ _quote_args(\$runperl, $args{switches});
+ }
if (defined $args{prog}) {
- if ($is_mswin || $is_netware || $is_vms) {
- $runperl .= qq( -e ") . $args{prog} . qq(");
- }
- else {
- $runperl .= qq( -e ') . $args{prog} . qq(');
- }
+ die "test.pl:runperl(): both 'prog' and 'progs' cannot be used " . _where()
+ if defined $args{progs};
+ $args{progs} = [$args{prog}]
+ }
+ if (defined $args{progs}) {
+ die "test.pl:runperl(): 'progs' must be an ARRAYREF " . _where()
+ unless ref $args{progs} eq "ARRAY";
+ foreach my $prog (@{$args{progs}}) {
+ if ($is_mswin || $is_netware || $is_vms) {
+ $runperl .= qq ( -e "$prog" );
+ }
+ else {
+ $runperl .= qq ( -e '$prog' );
+ }
+ }
} elsif (defined $args{progfile}) {
$runperl .= qq( "$args{progfile}");
}
if (defined $args{stdin}) {
- # so we don't try to put literal newlines and crs onto the
- # command line.
- $args{stdin} =~ s/\n/\\n/g;
- $args{stdin} =~ s/\r/\\r/g;
+ # so we don't try to put literal newlines and crs onto the
+ # command line.
+ $args{stdin} =~ s/\n/\\n/g;
+ $args{stdin} =~ s/\r/\\r/g;
if ($is_mswin || $is_netware || $is_vms) {
$runperl = qq{$^X -e "print qq(} .
$args{stdin} . q{)" | } . $runperl;
}
+ elsif ($is_macos) {
+ # MacOS can only do two processes under MPW at once;
+ # the test itself is one; we can't do two more, so
+ # write to temp file
+ my $stdin = qq{$^X -e 'print qq(} . $args{stdin} . qq{)' > teststdin; };
+ if ($args{verbose}) {
+ my $stdindisplay = $stdin;
+ $stdindisplay =~ s/\n/\n\#/g;
+ print STDERR "# $stdindisplay\n";
+ }
+ `$stdin`;
+ $runperl .= q{ < teststdin };
+ }
else {
$runperl = qq{$^X -e 'print qq(} .
$args{stdin} . q{)' | } . $runperl;
$runperldisplay =~ s/\n/\n\#/g;
print STDERR "# $runperldisplay\n";
}
+ return $runperl;
+}
+
+sub runperl {
+ my $runperl = &_create_runperl;
my $result = `$runperl`;
$result =~ s/\n\n/\n/ if $is_vms; # XXX pipes sometimes double these
return $result;
}
+*run_perl = \&runperl; # Nice alias.
sub DIE {
print STDERR "# @_\n";
unless (defined $Perl) {
$Perl = $^X;
+ # VMS should have 'perl' aliased properly
+ return $Perl if $^O eq 'VMS';
+
my $exe;
eval "require Config; Config->import";
if ($@) {
1 while -f ++$tmpfile;
END { unlink_all $tmpfile }
-sub kill_perl {
- my($prog, $expected, $runperl_args, $name) = @_;
+#
+# _fresh_perl
+#
+# The $resolve must be a subref that tests the first argument
+# for success, or returns the definition of success (e.g. the
+# expected scalar) if given no arguments.
+#
+
+sub _fresh_perl {
+ my($prog, $resolve, $runperl_args, $name) = @_;
$runperl_args ||= {};
$runperl_args->{progfile} = $tmpfile;
$results =~ s/\n\n/\n/g;
}
- $expected =~ s/\n+$//;
-
- my $pass = $results eq $expected;
+ my $pass = $resolve->($results);
unless ($pass) {
- print STDERR "# PROG: $switch\n$prog\n";
- print STDERR "# EXPECTED:\n$expected\n";
- print STDERR "# GOT:\n$results\n";
- print STDERR "# STATUS: $status\n";
+ _diag "# PROG: \n$prog\n";
+ _diag "# EXPECTED:\n", $resolve->(), "\n";
+ _diag "# GOT:\n$results\n";
+ _diag "# STATUS: $status\n";
}
- ($name) = $prog =~ /^(.{1,35})/ unless $name;
+ # Use the first line of the program as a name if none was given
+ unless( $name ) {
+ ($first_line, $name) = $prog =~ /^((.{1,50}).*)/;
+ $name .= '...' if length $first_line > length $name;
+ }
+
+ _ok($pass, _where(), "fresh_perl - $name");
+}
+
+#
+# run_perl_is
+#
+# Combination of run_perl() and is().
+#
- _ok($pass, _where(), "kill_perl - $name");
+sub fresh_perl_is {
+ my($prog, $expected, $runperl_args, $name) = @_;
+ local $Level = 2;
+ _fresh_perl($prog,
+ sub { @_ ? $_[0] eq $expected : $expected },
+ $runperl_args, $name);
+}
+
+#
+# run_perl_like
+#
+# Combination of run_perl() and like().
+#
+
+sub fresh_perl_like {
+ my($prog, $expected, $runperl_args, $name) = @_;
+ local $Level = 2;
+ _fresh_perl($prog,
+ sub { @_ ?
+ $_[0] =~ (ref $expected ? $expected : /$expected/) :
+ $expected },
+ $runperl_args, $name);
}
1;