kc3-lang/automake/tests/pm/Condition.pl

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• Hash : 641a5a4b
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  Date : 2012-02-16T10:46:23
  

  maint: run "make update-copyright"
  

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• tests/pm/Condition.pl

• # Copyright (C) 2001-2012 Free Software Foundation, Inc.
  #
  # This program is free software; you can redistribute it and/or modify
  # it under the terms of the GNU General Public License as published by
  # the Free Software Foundation; either version 2, or (at your option)
  # any later version.
  #
  # This program is distributed in the hope that it will be useful,
  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  # GNU General Public License for more details.
  #
  # You should have received a copy of the GNU General Public License
  # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  
  use Automake::Condition qw/TRUE FALSE/;
  
  sub test_basics ()
  {
    my @tests = (# [[Conditions], is_true?, is_false?, string, subst-string, human]
  	       [[], 1, 0, 'TRUE', '', 'TRUE'],
  	       [['TRUE'], 1, 0, 'TRUE', '', 'TRUE'],
  	       [['FALSE'], 0, 1, 'FALSE', '#', 'FALSE'],
  	       [['A_TRUE'], 0, 0, 'A_TRUE', '@A_TRUE@', 'A'],
  	       [['A_TRUE', 'B_FALSE'],
  		0, 0, 'A_TRUE B_FALSE', '@A_TRUE@@B_FALSE@', 'A and !B'],
  	       [['B_TRUE', 'FALSE'], 0, 1, 'FALSE', '#', 'FALSE'],
  	       [['B_TRUE', 'B_FALSE'], 0, 1, 'FALSE', '#', 'FALSE']);
  
    for (@tests)
      {
        my $a = new Automake::Condition @{$_->[0]};
        return 1 if $_->[1] != $a->true;
        return 1 if $_->[1] != ($a == TRUE);
        return 1 if $_->[2] != $a->false;
        return 1 if $_->[2] != ($a == FALSE);
        return 1 if $_->[3] ne $a->string;
        return 1 if $_->[4] ne $a->subst_string;
        return 1 if $_->[5] ne $a->human;
      }
    return 0;
  }
  
  sub test_true_when ()
  {
    my $failed = 0;
  
    my @tests = (# [When,
  	       #  [Implied-Conditions],
  	       #  [Not-Implied-Conditions]]
  	       [['TRUE'],
  		[['TRUE']],
  		[['A_TRUE'], ['A_TRUE', 'B_FALSE'], ['FALSE']]],
  	       [['A_TRUE'],
  		[['TRUE'], ['A_TRUE']],
  		[['A_TRUE', 'B_FALSE'], ['FALSE']]],
  	       [['A_TRUE', 'B_FALSE'],
  		[['TRUE'], ['A_TRUE'], ['B_FALSE'], ['A_TRUE', 'B_FALSE']],
  		[['FALSE'], ['C_FALSE'], ['C_FALSE', 'A_TRUE']]]);
  
    for my $t (@tests)
      {
        my $a = new Automake::Condition @{$t->[0]};
        for my $u (@{$t->[1]})
  	{
  	  my $b = new Automake::Condition @$u;
  	  if (! $b->true_when ($a))
  	    {
  	      print "`" . $b->string .
  		"' not implied by `" . $a->string . "'?\n";
  	      $failed = 1;
  	    }
  	}
        for my $u (@{$t->[2]})
  	{
  	  my $b = new Automake::Condition @$u;
  	  if ($b->true_when ($a))
  	    {
  	      print "`" . $b->string .
  		"' implied by `" . $a->string . "'?\n";
  	      $failed = 1;
  	    }
  
  	  return 1 if $b->true_when ($a);
  	}
      }
    return $failed;
  }
  
  sub test_reduce_and ()
  {
    my @tests = (# If no conditions are given, TRUE should be returned
  	       [[], ["TRUE"]],
  	       # An empty condition is TRUE
  	       [[""], ["TRUE"]],
  	       # A single condition should be passed through unchanged
  	       [["FOO"], ["FOO"]],
  	       [["FALSE"], ["FALSE"]],
  	       [["TRUE"], ["TRUE"]],
  	       # TRUE and false should be discarded and overwhelm
  	       # the result, respectively
  	       [["FOO", "TRUE"], ["FOO"]],
  	       [["FOO", "FALSE"], ["FALSE"]],
  	       # Repetitions should be removed
  	       [["FOO", "FOO"], ["FOO"]],
  	       [["TRUE", "FOO", "FOO"], ["FOO"]],
  	       [["FOO", "TRUE", "FOO"], ["FOO"]],
  	       [["FOO", "FOO", "TRUE"], ["FOO"]],
  	       # Two different conditions should be preserved,
  	       # but TRUEs should be removed
  	       [["FOO", "BAR"], ["BAR,FOO"]],
  	       [["TRUE", "FOO", "BAR"], ["BAR,FOO"]],
  	       [["FOO", "TRUE", "BAR"], ["BAR,FOO"]],
  	       [["FOO", "BAR", "TRUE"], ["BAR,FOO"]],
  	       # A condition implied by another condition should be removed.
  	       [["FOO BAR", "BAR"], ["FOO BAR"]],
  	       [["BAR", "FOO BAR"], ["FOO BAR"]],
  	       [["TRUE", "FOO BAR", "BAR"], ["FOO BAR"]],
  	       [["FOO BAR", "TRUE", "BAR"], ["FOO BAR"]],
  	       [["FOO BAR", "BAR", "TRUE"], ["FOO BAR"]],
  
  	       [["BAR FOO", "BAR"], ["BAR FOO"]],
  	       [["BAR", "BAR FOO"], ["BAR FOO"]],
  	       [["TRUE", "BAR FOO", "BAR"], ["BAR FOO"]],
  	       [["BAR FOO", "TRUE", "BAR"], ["BAR FOO"]],
  	       [["BAR FOO", "BAR", "TRUE"], ["BAR FOO"]],
  
  	       # Check that reduction happens even when there are
  	       # two conditions to remove.
  	       [["FOO", "FOO BAR", "BAR"], ["FOO BAR"]],
  	       [["FOO", "FOO BAR", "BAZ", "FOO BAZ"], ["FOO BAR", "FOO BAZ"]],
  	       [["FOO", "FOO BAR", "BAZ", "FOO BAZ", "FOO BAZ BAR"],
  		["FOO BAZ BAR"]],
  
  	       # Duplicated conditionals should be removed.
  	       [["FOO", "BAR", "BAR"], ["BAR,FOO"]],
  
  	       # Equivalent conditions in different forms should be
  	       # reduced: which one is left is unfortunately order
  	       # dependent.
  	       [["BAR FOO", "FOO BAR"], ["FOO BAR"]],
  	       [["FOO BAR", "BAR FOO"], ["BAR FOO"]]);
  
    my $failed = 0;
    foreach (@tests)
      {
        my ($inref, $outref) = @$_;
        my @inconds = map { new Automake::Condition $_ } @$inref;
        my @outconds = map { (new Automake::Condition $_)->string } @$outref;
        my @res =
  	map { $_->string } (Automake::Condition::reduce_and (@inconds));
        my $result = join (",", sort @res);
        my $exresult = join (",", @outconds);
  
        if ($result ne $exresult)
  	{
  	  print '"' . join(",", @$inref) . '" => "' .
  	    $result . '" expected "' .
  	      $exresult . '"' . "\n";
  	  $failed = 1;
  	}
      }
    return $failed;
  }
  
  sub test_reduce_or ()
  {
    my @tests = (# If no conditions are given, FALSE should be returned
  	       [[], ["FALSE"]],
  	       # An empty condition is TRUE
  	       [[""], ["TRUE"]],
  	       # A single condition should be passed through unchanged
  	       [["FOO"], ["FOO"]],
  	       [["FALSE"], ["FALSE"]],
  	       [["TRUE"], ["TRUE"]],
  	       # FALSE and TRUE should be discarded and overwhelm
  	       # the result, respectively
  	       [["FOO", "TRUE"], ["TRUE"]],
  	       [["FOO", "FALSE"], ["FOO"]],
  	       # Repetitions should be removed
  	       [["FOO", "FOO"], ["FOO"]],
  	       [["FALSE", "FOO", "FOO"], ["FOO"]],
  	       [["FOO", "FALSE", "FOO"], ["FOO"]],
  	       [["FOO", "FOO", "FALSE"], ["FOO"]],
  	       # Two different conditions should be preserved,
  	       # but FALSEs should be removed
  	       [["FOO", "BAR"], ["BAR,FOO"]],
  	       [["FALSE", "FOO", "BAR"], ["BAR,FOO"]],
  	       [["FOO", "FALSE", "BAR"], ["BAR,FOO"]],
  	       [["FOO", "BAR", "FALSE"], ["BAR,FOO"]],
  	       # A condition implying another condition should be removed.
  	       [["FOO BAR", "BAR"], ["BAR"]],
  	       [["BAR", "FOO BAR"], ["BAR"]],
  	       [["FALSE", "FOO BAR", "BAR"], ["BAR"]],
  	       [["FOO BAR", "FALSE", "BAR"], ["BAR"]],
  	       [["FOO BAR", "BAR", "FALSE"], ["BAR"]],
  
  	       [["BAR FOO", "BAR"], ["BAR"]],
  	       [["BAR", "BAR FOO"], ["BAR"]],
  	       [["FALSE", "BAR FOO", "BAR"], ["BAR"]],
  	       [["BAR FOO", "FALSE", "BAR"], ["BAR"]],
  	       [["BAR FOO", "BAR", "FALSE"], ["BAR"]],
  
  	       # Check that reduction happens even when there are
  	       # two conditions to remove.
  	       [["FOO", "FOO BAR", "BAR"], ["BAR,FOO"]],
  	       [["FOO", "FOO BAR", "BAZ", "FOO BAZ"], ["BAZ,FOO"]],
  	       [["FOO", "FOO BAR", "BAZ", "FOO BAZ", "FOO BAZ BAR"],
  		["BAZ,FOO"]],
  
  	       # Duplicated conditionals should be removed.
  	       [["FOO", "BAR", "BAR"], ["BAR,FOO"]],
  
  	       # Equivalent conditions in different forms should be
  	       # reduced: which one is left is unfortunately order
  	       # dependent.
  	       [["BAR FOO", "FOO BAR"], ["FOO BAR"]],
  	       [["FOO BAR", "BAR FOO"], ["BAR FOO"]]);
  
    my $failed = 0;
    foreach (@tests)
      {
        my ($inref, $outref) = @$_;
        my @inconds = map { new Automake::Condition $_ } @$inref;
        my @outconds = map { (new Automake::Condition $_)->string } @$outref;
        my @res =
  	map { $_->string } (Automake::Condition::reduce_or (@inconds));
        my $result = join (",", sort @res);
        my $exresult = join (",", @outconds);
  
        if ($result ne $exresult)
  	{
  	  print '"' . join(",", @$inref) . '" => "' .
  	    $result . '" expected "' .
  	      $exresult . '"' . "\n";
  	  $failed = 1;
  	}
      }
    return $failed;
  }
  
  sub test_merge ()
  {
    my $cond = new Automake::Condition "COND1_TRUE", "COND2_FALSE";
    my $other = new Automake::Condition "COND3_FALSE";
    my $both = $cond->merge ($other);
    my $both2 = $cond->merge_conds ("COND3_FALSE");
    $cond = $both->strip ($other);
    my @conds = $cond->conds;
    return 1 if $both->string ne "COND1_TRUE COND2_FALSE COND3_FALSE";
    return 1 if $cond->string ne "COND1_TRUE COND2_FALSE";
    return 1 if $both != $both2;
    return 0;
  }
  
  exit (test_basics
        || test_true_when
        || test_reduce_and
        || test_reduce_or
        || test_merge);
  
  ### Setup "GNU" style for perl-mode and cperl-mode.
  ## Local Variables:
  ## perl-indent-level: 2
  ## perl-continued-statement-offset: 2
  ## perl-continued-brace-offset: 0
  ## perl-brace-offset: 0
  ## perl-brace-imaginary-offset: 0
  ## perl-label-offset: -2
  ## cperl-indent-level: 2
  ## cperl-brace-offset: 0
  ## cperl-continued-brace-offset: 0
  ## cperl-label-offset: -2
  ## cperl-extra-newline-before-brace: t
  ## cperl-merge-trailing-else: nil
  ## cperl-continued-statement-offset: 2
  ## End:
  

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