[p5sagit/p5-mst-13.2.git] / ext / B / t / optree_check.t

#!perl

BEGIN {
    chdir 't';
    @INC = ('../lib', '../ext/B/t');
    require Config;
    if (($Config::Config{'extensions'} !~ /\bB\b/) ){
        print "1..0 # Skip -- Perl configured without B module\n";
        exit 0;
    }
    require './test.pl';
}

use OptreeCheck;

=head1 OptreeCheck selftest harness

This file is primarily to test services of OptreeCheck itself, ie
checkOptree().  %gOpts provides test-state info, it is 'exported' into
main::  

doing use OptreeCheck runs import(), which processes @ARGV to process
cmdline args in 'standard' way across all clients of OptreeCheck.

=cut

use Config;
plan tests => 5 + 18 + 14 * $gOpts{selftest};	# fudged

SKIP: {
    skip "no perlio in this build", 5 + 18 + 14 * $gOpts{selftest}
    unless $Config::Config{useperlio};


pass("REGEX TEST HARNESS SELFTEST");

checkOptree ( name	=> "bare minimum opcode search",
	      bcopts	=> '-exec',
	      code	=> sub {my $a},
	      noanchors	=> 1, # unanchored match
	      expect	=> 'leavesub',
	      expect_nt	=> 'leavesub');

checkOptree ( name	=> "found print opcode",
	      bcopts	=> '-exec',
	      code	=> sub {print 1},
	      noanchors	=> 1, # unanchored match
	      expect	=> 'print',
	      expect_nt	=> 'leavesub');

checkOptree ( name	=> 'test skip itself',
	      skip	=> 1,
	      bcopts	=> '-exec',
	      code	=> sub {print 1},
	      expect	=> 'dont-care, skipping',
	      expect_nt	=> 'this insures failure');

checkOptree ( name	=> 'test todo itself',
	      todo	=> "your excuse here ;-)",
	      bcopts	=> '-exec',
	      code	=> sub {print 1},
	      noanchors	=> 1, # unanchored match
	      expect	=> 'print',
	      expect_nt	=> 'print');

checkOptree ( name	=> 'impossible match, remove skip to see failure',
	      todo	=> "see! it breaks!",
	      skip	=> 1, # but skip it 1st
	      code	=> sub {print 1},
	      expect	=> 'look out ! Boy Wonder',
	      expect_nt	=> 'holy near earth asteroid Batman !');

pass ("TEST FATAL ERRS");

if (1) {
    # test for fatal errors. Im unsettled on fail vs die.
    # calling fail isnt good enough by itself.
    eval {
	
	checkOptree ( name	=> 'empty code or prog',
		      todo	=> "your excuse here ;-)",
		      code	=> '',
		      prog	=> '',
		      );
    };
    like($@, 'code or prog is required', 'empty code or prog prevented');
    
    $@='';
    eval {
	checkOptree ( name	=> 'test against empty expectations',
		      bcopts	=> '-exec',
		      code	=> sub {print 1},
		      expect	=> '',
		      expect_nt	=> '');
    };
    like($@, 'no reftext found for', "empty expectations prevented");
    
    $@='';
    eval {
	checkOptree ( name	=> 'prevent whitespace only expectations',
		      bcopts	=> '-exec',
		      code	=> sub {my $a},
		      #skip	=> 1,
		      expect_nt	=> "\n",
		      expect	=> "\n");
    };
    like($@, 'no reftext found for', "just whitespace expectations prevented");
}

pass ("TEST -e \$srcCode");

checkOptree ( name	=> '-w errors seen',
	      prog	=> 'sort our @a',
	      noanchors	=> 1, # unanchored match
	      expect	=> 'Useless use of sort in void context',
	      expect_nt	=> 'Useless use of sort in void context');

checkOptree ( name	=> "self strict, catch err",
	      prog	=> 'use strict; bogus',
	      noanchors	=> 1,
	      expect	=> 'strict subs',
	      expect_nt	=> 'strict subs');

checkOptree ( name	=> "sort vK - flag specific search",
	      prog	=> 'sort our @a',
	      noanchors	=> 1,
	      expect	=> '<@> sort vK ',
	      expect_nt	=> '<@> sort vK ');

checkOptree ( name	=> "'prog' => 'sort our \@a'",
	      prog	=> 'sort our @a',
	      noanchors	=> 1,
	      expect	=> '<@> sort vK',
	      expect_nt	=> '<@> sort vK');

checkOptree ( name	=> "'code' => 'sort our \@a'",
	      code	=> 'sort our @a',
	      noanchors	=> 1,
	      expect	=> '<@> sort K',
	      expect_nt	=> '<@> sort K');

pass ("REFTEXT FIXUP TESTS");

checkOptree ( name	=> 'fixup nextstate (in reftext)',
	      bcopts	=> '-exec',
	      code	=> sub {my $a},
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 1  <;> nextstate( NOTE THAT THIS CAN BE ANYTHING ) v
# 2  <0> padsv[$a:54,55] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EOT_EOT
# 1  <;> nextstate(main 54 optree_concise.t:84) v
# 2  <0> padsv[$a:54,55] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EONT_EONT

checkOptree ( name	=> 'fixup square-bracket args',
	      bcopts	=> '-exec',
	      todo	=> 'not done in rexpedant mode',
	      code	=> sub {my $a},
	      #skip	=> 1,
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 1  <;> nextstate(main 56 optree_concise.t:96) v
# 2  <0> padsv[$a:56,57] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EOT_EOT
# 1  <;> nextstate(main 56 optree_concise.t:96) v
# 2  <0> padsv[$a:56,57] M/LVINTRO
# 3  <1> leavesub[1 ref] K/REFC,1
EONT_EONT

#################################
pass("CANONICAL B::Concise EXAMPLE");

checkOptree ( name	=> 'canonical example w -basic',
	      bcopts	=> '-basic',
	      code	=>  sub{$a=$b+42},
	      crossfail => 1,
	      debug	=> 1,
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 7  <1> leavesub[1 ref] K/REFC,1 ->(end)
# -     <@> lineseq KP ->7
# 1        <;> nextstate(main 380 optree_selftest.t:139) v ->2
# 6        <2> sassign sKS/2 ->7
# 4           <2> add[t3] sK/2 ->5
# -              <1> ex-rv2sv sK/1 ->3
# 2                 <#> gvsv[*b] s ->3
# 3              <$> const[IV 42] s ->4
# -           <1> ex-rv2sv sKRM*/1 ->6
# 5              <#> gvsv[*a] s ->6
EOT_EOT
# 7  <1> leavesub[1 ref] K/REFC,1 ->(end)
# -     <@> lineseq KP ->7
# 1        <;> nextstate(main 60 optree_concise.t:122) v ->2
# 6        <2> sassign sKS/2 ->7
# 4           <2> add[t1] sK/2 ->5
# -              <1> ex-rv2sv sK/1 ->3
# 2                 <$> gvsv(*b) s ->3
# 3              <$> const(IV 42) s ->4
# -           <1> ex-rv2sv sKRM*/1 ->6
# 5              <$> gvsv(*a) s ->6
EONT_EONT

checkOptree ( name	=> 'canonical example w -exec',
	      bcopts	=> '-exec',
	      code	=> sub{$a=$b+42},
	      crossfail => 1,
	      retry	=> 1,
	      debug	=> 1,
	      xtestfail	=> 1,
	      expect	=> <<'EOT_EOT', expect_nt => <<'EONT_EONT');
# 1  <;> nextstate(main 61 optree_concise.t:139) v
# 2  <#> gvsv[*b] s
# 3  <$> const[IV 42] s
# 4  <2> add[t3] sK/2
# 5  <#> gvsv[*a] s
# 6  <2> sassign sKS/2
# 7  <1> leavesub[1 ref] K/REFC,1
EOT_EOT
# 1  <;> nextstate(main 61 optree_concise.t:139) v
# 2  <$> gvsv(*b) s
# 3  <$> const(IV 42) s
# 4  <2> add[t1] sK/2
# 5  <$> gvsv(*a) s
# 6  <2> sassign sKS/2
# 7  <1> leavesub[1 ref] K/REFC,1
EONT_EONT

checkOptree ( name	=> 'tree reftext is messy cut-paste',
	      skip	=> 1);

} # skip

__END__
Commit	Line	Data
724aa791	1	#!perl
	2
	3	BEGIN {
	4	chdir 't';
	5	@INC = ('../lib', '../ext/B/t');
9cd8f857	6	require Config;
	7	if (($Config::Config{'extensions'} !~ /\bB\b/) ){
	8	print "1..0 # Skip -- Perl configured without B module\n";
	9	exit 0;
	10	}
724aa791	11	require './test.pl';
	12	}
	13
	14	use OptreeCheck;
	15
	16	=head1 OptreeCheck selftest harness
	17
	18	This file is primarily to test services of OptreeCheck itself, ie
	19	checkOptree(). %gOpts provides test-state info, it is 'exported' into
	20	main::
	21
	22	doing use OptreeCheck runs import(), which processes @ARGV to process
	23	cmdline args in 'standard' way across all clients of OptreeCheck.
	24
	25	=cut
	26
2ce64696	27	use Config;
cc02ea56	28	plan tests => 5 + 18 + 14 * $gOpts{selftest}; # fudged
724aa791	29
2ce64696	30	SKIP: {
e77e2f14	31	skip "no perlio in this build", 5 + 18 + 14 * $gOpts{selftest}
2ce64696	32	unless $Config::Config{useperlio};
	33
	34
724aa791	35	pass("REGEX TEST HARNESS SELFTEST");
	36
	37	checkOptree ( name => "bare minimum opcode search",
	38	bcopts => '-exec',
	39	code => sub {my $a},
cc02ea56	40	noanchors => 1, # unanchored match
724aa791	41	expect => 'leavesub',
	42	expect_nt => 'leavesub');
	43
	44	checkOptree ( name => "found print opcode",
	45	bcopts => '-exec',
	46	code => sub {print 1},
cc02ea56	47	noanchors => 1, # unanchored match
724aa791	48	expect => 'print',
	49	expect_nt => 'leavesub');
	50
	51	checkOptree ( name => 'test skip itself',
	52	skip => 1,
	53	bcopts => '-exec',
	54	code => sub {print 1},
	55	expect => 'dont-care, skipping',
	56	expect_nt => 'this insures failure');
	57
	58	checkOptree ( name => 'test todo itself',
	59	todo => "your excuse here ;-)",
	60	bcopts => '-exec',
	61	code => sub {print 1},
cc02ea56	62	noanchors => 1, # unanchored match
724aa791	63	expect => 'print',
	64	expect_nt => 'print');
	65
	66	checkOptree ( name => 'impossible match, remove skip to see failure',
	67	todo => "see! it breaks!",
	68	skip => 1, # but skip it 1st
	69	code => sub {print 1},
	70	expect => 'look out ! Boy Wonder',
	71	expect_nt => 'holy near earth asteroid Batman !');
	72
	73	pass ("TEST FATAL ERRS");
	74
	75	if (1) {
	76	# test for fatal errors. Im unsettled on fail vs die.
	77	# calling fail isnt good enough by itself.
	78	eval {
	79
	80	checkOptree ( name => 'empty code or prog',
	81	todo => "your excuse here ;-)",
	82	code => '',
	83	prog => '',
	84	);
	85	};
	86	like($@, 'code or prog is required', 'empty code or prog prevented');
	87
	88	$@='';
	89	eval {
	90	checkOptree ( name => 'test against empty expectations',
	91	bcopts => '-exec',
	92	code => sub {print 1},
	93	expect => '',
	94	expect_nt => '');
	95	};
	96	like($@, 'no reftext found for', "empty expectations prevented");
	97
	98	$@='';
	99	eval {
	100	checkOptree ( name => 'prevent whitespace only expectations',
	101	bcopts => '-exec',
	102	code => sub {my $a},
	103	#skip => 1,
	104	expect_nt => "\n",
	105	expect => "\n");
	106	};
	107	like($@, 'no reftext found for', "just whitespace expectations prevented");
	108	}
	109
	110	pass ("TEST -e \$srcCode");
	111
	112	checkOptree ( name => '-w errors seen',
	113	prog => 'sort our @a',
cc02ea56	114	noanchors => 1, # unanchored match
724aa791	115	expect => 'Useless use of sort in void context',
	116	expect_nt => 'Useless use of sort in void context');
	117
	118	checkOptree ( name => "self strict, catch err",
	119	prog => 'use strict; bogus',
cc02ea56	120	noanchors => 1,
724aa791	121	expect => 'strict subs',
	122	expect_nt => 'strict subs');
	123
	124	checkOptree ( name => "sort vK - flag specific search",
	125	prog => 'sort our @a',
cc02ea56	126	noanchors => 1,
724aa791	127	expect => '<@> sort vK ',
	128	expect_nt => '<@> sort vK ');
	129
	130	checkOptree ( name => "'prog' => 'sort our \@a'",
	131	prog => 'sort our @a',
cc02ea56	132	noanchors => 1,
724aa791	133	expect => '<@> sort vK',
	134	expect_nt => '<@> sort vK');
	135
	136	checkOptree ( name => "'code' => 'sort our \@a'",
	137	code => 'sort our @a',
cc02ea56	138	noanchors => 1,
724aa791	139	expect => '<@> sort K',
	140	expect_nt => '<@> sort K');
	141
	142	pass ("REFTEXT FIXUP TESTS");
	143
	144	checkOptree ( name => 'fixup nextstate (in reftext)',
	145	bcopts => '-exec',
	146	code => sub {my $a},
	147	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
724aa791	148	# 1 <;> nextstate( NOTE THAT THIS CAN BE ANYTHING ) v
	149	# 2 <0> padsv[$a:54,55] M/LVINTRO
	150	# 3 <1> leavesub[1 ref] K/REFC,1
	151	EOT_EOT
724aa791	152	# 1 <;> nextstate(main 54 optree_concise.t:84) v
	153	# 2 <0> padsv[$a:54,55] M/LVINTRO
	154	# 3 <1> leavesub[1 ref] K/REFC,1
	155	EONT_EONT
	156
	157	checkOptree ( name => 'fixup square-bracket args',
	158	bcopts => '-exec',
	159	todo => 'not done in rexpedant mode',
	160	code => sub {my $a},
	161	#skip => 1,
	162	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
724aa791	163	# 1 <;> nextstate(main 56 optree_concise.t:96) v
	164	# 2 <0> padsv[$a:56,57] M/LVINTRO
	165	# 3 <1> leavesub[1 ref] K/REFC,1
	166	EOT_EOT
724aa791	167	# 1 <;> nextstate(main 56 optree_concise.t:96) v
	168	# 2 <0> padsv[$a:56,57] M/LVINTRO
	169	# 3 <1> leavesub[1 ref] K/REFC,1
	170	EONT_EONT
	171
724aa791	172	#################################
	173	pass("CANONICAL B::Concise EXAMPLE");
	174
	175	checkOptree ( name => 'canonical example w -basic',
	176	bcopts => '-basic',
	177	code => sub{$a=$b+42},
	178	crossfail => 1,
	179	debug => 1,
	180	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
	181	# 7 <1> leavesub[1 ref] K/REFC,1 ->(end)
	182	# - <@> lineseq KP ->7
	183	# 1 <;> nextstate(main 380 optree_selftest.t:139) v ->2
	184	# 6 <2> sassign sKS/2 ->7
	185	# 4 <2> add[t3] sK/2 ->5
	186	# - <1> ex-rv2sv sK/1 ->3
	187	# 2 <#> gvsv[*b] s ->3
	188	# 3 <$> const[IV 42] s ->4
	189	# - <1> ex-rv2sv sKRM*/1 ->6
	190	# 5 <#> gvsv[*a] s ->6
	191	EOT_EOT
	192	# 7 <1> leavesub[1 ref] K/REFC,1 ->(end)
	193	# - <@> lineseq KP ->7
	194	# 1 <;> nextstate(main 60 optree_concise.t:122) v ->2
	195	# 6 <2> sassign sKS/2 ->7
	196	# 4 <2> add[t1] sK/2 ->5
	197	# - <1> ex-rv2sv sK/1 ->3
	198	# 2 <$> gvsv(*b) s ->3
	199	# 3 <$> const(IV 42) s ->4
	200	# - <1> ex-rv2sv sKRM*/1 ->6
	201	# 5 <$> gvsv(*a) s ->6
	202	EONT_EONT
	203
	204	checkOptree ( name => 'canonical example w -exec',
	205	bcopts => '-exec',
	206	code => sub{$a=$b+42},
	207	crossfail => 1,
	208	retry => 1,
	209	debug => 1,
	210	xtestfail => 1,
	211	expect => <<'EOT_EOT', expect_nt => <<'EONT_EONT');
724aa791	212	# 1 <;> nextstate(main 61 optree_concise.t:139) v
	213	# 2 <#> gvsv[*b] s
	214	# 3 <$> const[IV 42] s
	215	# 4 <2> add[t3] sK/2
	216	# 5 <#> gvsv[*a] s
	217	# 6 <2> sassign sKS/2
	218	# 7 <1> leavesub[1 ref] K/REFC,1
	219	EOT_EOT
724aa791	220	# 1 <;> nextstate(main 61 optree_concise.t:139) v
	221	# 2 <$> gvsv(*b) s
	222	# 3 <$> const(IV 42) s
	223	# 4 <2> add[t1] sK/2
	224	# 5 <$> gvsv(*a) s
	225	# 6 <2> sassign sKS/2
	226	# 7 <1> leavesub[1 ref] K/REFC,1
	227	EONT_EONT
	228
	229	checkOptree ( name => 'tree reftext is messy cut-paste',
	230	skip => 1);
	231
2ce64696	232	} # skip
724aa791	233
	234	__END__
	235