release 0.004201

[p5sagit/Log-Contextual.git] / t / warnlogger-with-levels.t

use strict;
use warnings;

use Log::Contextual::WarnLogger;  # -levels => [qw(custom1 custom2)];
use Log::Contextual qw{:log set_logger} => -logger =>
   Log::Contextual::WarnLogger->new({ env_prefix => 'FOO' });

use Test::More qw(no_plan);
use Test::Fatal;

{
    my $l;
    like(
        exception { $l = Log::Contextual::WarnLogger->new({ levels => '' }) },
        qr/invalid levels specification: must be non-empty arrayref/,
        'cannot pass empty string for levels',
    );

    like(
        exception { $l = Log::Contextual::WarnLogger->new({ levels => [] }) },
        qr/invalid levels specification: must be non-empty arrayref/,
        'cannot pass empty list for levels',
    );

    is(
        exception { $l = Log::Contextual::WarnLogger->new({ levels => undef, env_prefix => 'FOO' }) },
        undef,
        'ok to leave levels undefined',
    );
}


{
    my $l = Log::Contextual::WarnLogger->new({
        env_prefix => 'BAR',
        levels => [qw(custom1 custom2)]
    });

    foreach my $sub (qw(is_custom1 is_custom2 custom1 custom2))
    {
        is(
            exception { $l->$sub },
            undef,
            $sub . ' is handled by AUTOLOAD',
        );
    }

    foreach my $sub (qw(is_foo foo))
    {
        is(
            exception { $l->$sub },
            undef,
            'arbitrary sub ' . $sub . ' is handled by AUTOLOAD',
        );
    }
}

{
    # levels is optional - most things should still work otherwise.
    my $l = Log::Contextual::WarnLogger->new({
        env_prefix => 'BAR',
    });

    # if we don't know the level, and there are no environment variables set,
    # just log everything.
    {
        ok($l->is_custom1, 'is_custom1 defaults to true on WarnLogger');
        ok($l->is_custom2, 'is_custom2 defaults to true on WarnLogger');
    }

    # otherwise, go with what the variable says.
    {
        local $ENV{BAR_CUSTOM1} = 0;
        local $ENV{BAR_CUSTOM2} = 1;
        ok(!$l->is_custom1, 'is_custom1 is false on WarnLogger');
        ok($l->is_custom2, 'is_custom2 is true on WarnLogger');

        ok($l->is_foo, 'is_foo defaults to true on WarnLogger');

        local $ENV{BAR_UPTO} = 'foo';
        like(
            exception { $l->is_bar },
            qr/Unrecognized log level 'foo' in \$ENV{BAR_UPTO}/,
            'Cannot use an unrecognized log level in UPTO',
        );
    }
}

# these tests taken from t/warnlogger.t

my $l = Log::Contextual::WarnLogger->new({
    env_prefix => 'BAR',
    levels => [qw(custom1 custom2)]
});

{
    local $ENV{BAR_CUSTOM1} = 0;
    local $ENV{BAR_CUSTOM2} = 1;
    ok(!$l->is_custom1, 'is_custom1 is false on WarnLogger');
    ok($l->is_custom2, 'is_custom2 is true on WarnLogger');

    ok(!$l->is_foo, 'is_foo is false (custom levels supplied) on WarnLogger');
}

{
    local $ENV{BAR_UPTO} = 'custom1';

    ok($l->is_custom1, 'is_custom1 is true on WarnLogger');
    ok($l->is_custom2, 'is_custom2 is true on WarnLogger');
}

{
    local $ENV{BAR_UPTO} = 'custom2';

    ok(!$l->is_custom1, 'is_custom1 is false on WarnLogger');
    ok($l->is_custom2, 'is_custom2 is true on WarnLogger');
}

{
    local $ENV{BAR_UPTO} = 'foo';

    like(
        exception { $l->is_custom1 },
        qr/Unrecognized log level 'foo'/,
        'Cannot use an unrecognized log level in UPTO',
    );
}